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authorKarl Berry <karl@freefriends.org>2005-12-28 00:09:08 +0000
committerKarl Berry <karl@freefriends.org>2005-12-28 00:09:08 +0000
commit63f6de2319e769e12b29379025de08e3395edb31 (patch)
treed033287cd4de6346c62690498de6602896ebc23c /Master/bin/sparc-solaris/texi2html
parent30dd9f517c9c093ff3319061647a4555264f7914 (diff)
trunk
git-svn-id: svn://tug.org/texlive/trunk@10 c570f23f-e606-0410-a88d-b1316a301751
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+#! /usr/bin/perl
+'di ';
+'ig 00 ';
+#+##############################################################################
+#
+# texi2html: Program to transform Texinfo documents to HTML
+#
+# Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+#
+#-##############################################################################
+
+# This requires perl version 5 or higher
+#require 5.0;
+
+# for POSIX::setlocale and File::Spec
+require 5.00405;
+# Perl pragma to restrict unsafe constructs
+use strict;
+# used in case of tests, to revert to "C" locale.
+use POSIX qw(setlocale LC_ALL LC_CTYPE);
+# used to find a relative path back to the current working directory
+use File::Spec;
+#
+# According to
+# larry.jones@sdrc.com (Larry Jones)
+# this pragma is not present in perl5.004_02:
+#
+# Perl pragma to control optional warnings
+# use warnings;
+
+# Declarations. Empty lines separate the different classes of variables:
+
+
+#++##############################################################################
+#
+# NOTE FOR DEBUGGING THIS SCRIPT:
+# You can run 'perl texi2html.pl' directly, provided you have
+# the environment variable T2H_HOME set to the directory containing
+# the texi2html.init file
+#
+#--##############################################################################
+
+# CVS version:
+# $Id: texi2html.pl,v 1.126 2005/02/04 00:14:39 pertusus Exp $
+
+# Homepage:
+my $T2H_HOMEPAGE = "http://texi2html.cvshome.org/";
+
+# Authors (appears in comments):
+my $T2H_AUTHORS = <<EOT;
+Written by: Lionel Cons <Lionel.Cons\@cern.ch> (original author)
+ Karl Berry <karl\@freefriends.org>
+ Olaf Bachmann <obachman\@mathematik.uni-kl.de>
+ and many others.
+Maintained by: Many creative people <dev\@texi2html.cvshome.org>
+Send bugs and suggestions to <users\@texi2html.cvshome.org>
+EOT
+
+# Version: set in configure.in
+my $THISVERSION = '1.76';
+my $THISPROG = "texi2html $THISVERSION"; # program name and version
+
+# set by configure, prefix for the sysconfdir and so on
+my $prefix = '/opt/home/vvv/src/tl/inst';
+my $sysconfdir;
+my $pkgdatadir;
+my $datadir;
+
+# We need to eval as $prefix has to be expanded. However when we haven't
+# run configure @sysconfdir will be expanded as an array, thus we verify
+# whether configure was run or not
+if ('${prefix}/etc' ne '@' . 'sysconfdir@')
+{
+ $sysconfdir = eval '"${prefix}/etc"';
+}
+else
+{
+ $sysconfdir = "/usr/local/etc";
+}
+
+if ('/opt/home/vvv/src/tl/inst' ne '@' . 'datadir@')
+{
+ $pkgdatadir = eval '"/opt/home/vvv/src/tl/inst/texi2html"';
+ $datadir = eval '"/opt/home/vvv/src/tl/inst"';
+}
+else
+{
+ $pkgdatadir = "/usr/local/share/texi2html";
+ $datadir = "/usr/local/share";
+}
+# The man page for this program is included at the end of this file and can be
+# viewed using the command 'nroff -man texi2html'.
+
+#+++############################################################################
+# #
+# Constants #
+# #
+#---############################################################################
+
+my $DEBUG_MENU = 1;
+my $DEBUG_INDEX = 2;
+my $DEBUG_TEXI = 4;
+my $DEBUG_MACROS = 8;
+my $DEBUG_FORMATS = 16;
+my $DEBUG_ELEMENTS = 32;
+my $DEBUG_USER = 64;
+my $DEBUG_L2H = 128;
+
+my $ERROR = "***"; # prefix for errors
+my $WARN = "**"; # prefix for warnings
+
+my $VARRE = '[\w\-]+'; # RE for a variable name
+my $NODERE = '[^:]+'; # RE for node names
+
+my $MAX_LEVEL = 4;
+my $MIN_LEVEL = 1;
+
+my $i18n_dir = 'i18n'; # name of the directory containing the per language files
+my $conf_file_name = 'Config' ;
+my $texinfo_htmlxref = 'htmlxref.cnf';
+
+# directories for texi2html init files
+my @texi2html_config_dirs = ('./');
+push @texi2html_config_dirs, "$ENV{'HOME'}/.texi2html/" if (defined($ENV{'HOME'}));
+push @texi2html_config_dirs, "$sysconfdir/texi2html/" if (defined($sysconfdir));
+push @texi2html_config_dirs, "$pkgdatadir" if (defined($pkgdatadir));
+
+# directories for texinfo configuration files
+my @texinfo_config_dirs = ('./.texinfo/');
+push @texinfo_config_dirs, "$ENV{'HOME'}/.texinfo/" if (defined($ENV{'HOME'}));
+push @texinfo_config_dirs, "$sysconfdir/texinfo/" if (defined($sysconfdir));
+push @texinfo_config_dirs, "$datadir/texinfo/" if (defined($datadir));
+
+#+++############################################################################
+# #
+# Initialization #
+# Pasted content of File $(srcdir)/texi2html.init: Default initializations #
+# #
+#---############################################################################
+
+# leave this within comments, and keep the require statement
+# This way, you can directly run texi2html.pl, if $ENV{T2H_HOME}/texi2html.init
+# exists.
+
+{
+package Texi2HTML::Config;
+
+
+sub load($)
+{
+ my $file = shift;
+ eval { require($file) ;};
+ if ($@ ne '')
+ {
+ print STDERR "error loading $file: $@\n";
+ return 0;
+ }
+ return 1;
+}
+
+# customization options variables
+
+use vars qw(
+$DEBUG
+$PREFIX
+$VERBOSE
+$SUBDIR
+$IDX_SUMMARY
+$SPLIT
+$SHORT_REF
+@EXPAND
+$EXPAND
+$TOP
+$DOCTYPE
+$FRAMESET_DOCTYPE
+$CHECK
+$TEST
+$DUMP_TEXI
+$MACRO_EXPAND
+$USE_GLOSSARY
+$INVISIBLE_MARK
+$USE_ISO
+$TOP_FILE
+$TOC_FILE
+$FRAMES
+$SHOW_MENU
+$NUMBER_SECTIONS
+$USE_NODES
+$USE_UNICODE
+$NODE_FILES
+$NODE_NAME_IN_MENU
+$AVOID_MENU_REDUNDANCY
+$SECTION_NAVIGATION
+$SHORTEXTN
+$EXTENSION
+$OUT
+$NOVALIDATE
+$DEF_TABLE
+$LANG
+$DO_CONTENTS
+$DO_SCONTENTS
+$SEPARATED_FOOTNOTES
+$TOC_LINKS
+$L2H
+$L2H_L2H
+$L2H_SKIP
+$L2H_TMP
+$L2H_CLEAN
+$L2H_FILE
+$L2H_HTML_VERSION
+$EXTERNAL_DIR
+@INCLUDE_DIRS
+@PREPEND_DIRS
+$IGNORE_PREAMBLE_TEXT
+@CSS_FILES
+);
+
+# customization variables
+use vars qw(
+$ENCODING
+$DOCUMENT_ENCODING
+$MENU_PRE_STYLE
+$CENTER_IMAGE
+$EXAMPLE_INDENT_CELL
+$SMALL_EXAMPLE_INDENT_CELL
+$SMALL_FONT_SIZE
+$SMALL_RULE
+$DEFAULT_RULE
+$MIDDLE_RULE
+$BIG_RULE
+$TOP_HEADING
+$INDEX_CHAPTER
+$SPLIT_INDEX
+$HREF_DIR_INSTEAD_FILE
+$AFTER_BODY_OPEN
+$PRE_BODY_CLOSE
+$EXTRA_HEAD
+$VERTICAL_HEAD_NAVIGATION
+$WORDS_IN_PAGE
+$ICONS
+$UNNUMBERED_SYMBOL_IN_MENU
+$MENU_SYMBOL
+$OPEN_QUOTE_SYMBOL
+$CLOSE_QUOTE_SYMBOL
+$TOC_LIST_STYLE
+$TOC_LIST_ATTRIBUTE
+$TOP_NODE_FILE
+$NODE_FILE_EXTENSION
+$BEFORE_OVERVIEW
+$AFTER_OVERVIEW
+$BEFORE_TOC_LINES
+$AFTER_TOC_LINES
+$NEW_CROSSREF_STYLE
+%ACTIVE_ICONS
+%NAVIGATION_TEXT
+%PASSIVE_ICONS
+%BUTTONS_GOTO
+%BUTTONS_EXAMPLE
+@CHAPTER_BUTTONS
+@MISC_BUTTONS
+@SECTION_BUTTONS
+@SECTION_FOOTER_BUTTONS
+@NODE_FOOTER_BUTTONS
+);
+
+# customization variables which may be guessed in the script
+#our $ADDRESS;
+use vars qw(
+$BODYTEXT
+$CSS_LINES
+$DOCUMENT_DESCRIPTION
+$EXTERNAL_CROSSREF_SPLIT
+);
+
+# I18n
+use vars qw(
+$I
+$LANGUAGES
+);
+
+# customizable subroutines references
+use vars qw(
+$print_section
+$one_section
+$end_section
+$print_Top_header
+$print_Top_footer
+$print_Top
+$print_Toc
+$print_Overview
+$print_Footnotes
+$print_About
+$print_misc_header
+$print_misc_footer
+$print_misc
+$print_section_header
+$print_section_footer
+$print_chapter_header
+$print_chapter_footer
+$print_page_head
+$print_page_foot
+$print_head_navigation
+$print_foot_navigation
+$button_icon_img
+$print_navigation
+$about_body
+$print_frame
+$print_toc_frame
+$toc_body
+$titlepage
+$css_lines
+$print_redirection_page
+$init_out
+$finish_out
+$node_file_name
+$element_file_name
+
+$protect_text
+$anchor
+$def_item
+$def
+$menu
+$menu_link
+$menu_description
+$menu_comment
+$simple_menu_link
+$ref_beginning
+$info_ref
+$book_ref
+$external_href
+$external_ref
+$internal_ref
+$table_item
+$table_line
+$row
+$cell
+$list_item
+$comment
+$def_line
+$def_line_no_texi
+$raw
+$heading
+$paragraph
+$preformatted
+$foot_line_and_ref
+$foot_section
+$address
+$image
+$index_entry_label
+$index_entry
+$index_letter
+$print_index
+$index_summary
+$summary_letter
+$complex_format
+$cartouche
+$sp
+$definition_category
+$table_list
+$copying_comment
+$index_summary_file_entry
+$index_summary_file_end
+$index_summary_file_begin
+$style
+$format
+$normal_text
+$empty_line
+$unknown
+$unknown_style
+$float
+$caption_shortcaption
+$listoffloats
+$listoffloats_entry
+$listoffloats_caption
+$listoffloats_float_style
+$listoffloats_style
+$acronym_like
+$quotation
+$quotation_prepend_text
+$paragraph_style_command
+
+$PRE_ABOUT
+$AFTER_ABOUT
+);
+
+# hash which entries might be redefined by the user
+use vars qw(
+$complex_format_map
+%accent_map
+%def_map
+%format_map
+%simple_map
+%simple_map_pre
+%simple_map_texi
+%style_map
+%style_map_pre
+%style_map_texi
+%unformatted_text_simple_map_texi
+%unformatted_text_style_map_texi
+%unformatted_text_texi_map
+%paragraph_style
+%things_map
+%pre_map
+%texi_map
+%unicode_map
+%unicode_diacritical
+%ascii_character_map
+%ascii_simple_map
+%ascii_things_map
+%perl_charset_to_html
+%iso_symbols
+%misc_command
+%css_map
+%format_in_paragraph
+%special_list_commands
+%accent_letters
+%unicode_accents
+%special_accents
+);
+
+$I = \&Texi2HTML::I18n::get_string;
+
+$toc_body = \&T2H_GPL_toc_body;
+$style = \&T2H_GPL_style;
+$format = \&T2H_GPL_format;
+$normal_text = \&t2h_gpl_normal_text;
+
+sub T2H_GPL_toc_body($)
+{
+ my $elements_list = shift;
+# my $do_contents = shift;
+# my $do_scontents = shift;
+ #return unless ($do_contents or $do_scontents or $FRAMES);
+ return unless ($DO_CONTENTS or $DO_SCONTENTS or $FRAMES);
+ my $current_level = 0;
+ my $ul_style = $NUMBER_SECTIONS ? $TOC_LIST_ATTRIBUTE : '';
+ foreach my $element (@$elements_list)
+ {
+ next if ($element->{'top'} or $element->{'index_page'});
+ my $ind = ' ' x $current_level;
+ my $level = $element->{'toc_level'};
+ print STDERR "Bug no toc_level for ($element) $element->{'texi'}\n" if (!defined ($level));
+ if ($level > $current_level)
+ {
+ while ($level > $current_level)
+ {
+ $current_level++;
+ my $ln = "\n$ind<ul${ul_style}>\n";
+ $ind = ' ' x $current_level;
+ push(@{$Texi2HTML::TOC_LINES}, $ln);
+ }
+ }
+ elsif ($level < $current_level)
+ {
+ while ($level < $current_level)
+ {
+ $current_level--;
+ $ind = ' ' x $current_level;
+ my $line = "</li>\n$ind</ul>";
+ $line .= "</li>" if ($level == $current_level);
+ push(@{$Texi2HTML::TOC_LINES}, "$line\n");
+
+ }
+ }
+ else
+ {
+ push(@{$Texi2HTML::TOC_LINES}, "</li>\n");
+ }
+ my $file = '';
+ $file = $element->{'file'} if ($SPLIT);
+ my $text = $element->{'text'};
+ $text = $element->{'name'} unless ($NUMBER_SECTIONS);
+ my $entry = "<li>" . &$anchor ($element->{'tocid'}, "$file#$element->{'id'}",$text);
+ push (@{$Texi2HTML::TOC_LINES}, $ind . $entry);
+ push(@{$Texi2HTML::OVERVIEW}, $entry. "</li>\n") if ($level == 1);
+ }
+ while (0 < $current_level)
+ {
+ $current_level--;
+ my $ind = ' ' x $current_level;
+ push(@{$Texi2HTML::TOC_LINES}, "</li>\n$ind</ul>\n");
+ }
+ #@{$Texi2HTML::TOC_LINES} = () unless ($do_contents);
+ @{$Texi2HTML::TOC_LINES} = () unless ($DO_CONTENTS);
+ if (@{$Texi2HTML::TOC_LINES})
+ {
+ unshift @{$Texi2HTML::TOC_LINES}, $BEFORE_TOC_LINES;
+ push @{$Texi2HTML::TOC_LINES}, $AFTER_TOC_LINES;
+ }
+ #@{$Texi2HTML::OVERVIEW} = () unless ($do_scontents or $FRAMES);
+ @{$Texi2HTML::OVERVIEW} = () unless ($DO_SCONTENTS or $FRAMES);
+ if (@{$Texi2HTML::OVERVIEW})
+ {
+ unshift @{$Texi2HTML::OVERVIEW}, "<ul${ul_style}>\n";
+ push @{$Texi2HTML::OVERVIEW}, "</ul>\n";
+ unshift @{$Texi2HTML::OVERVIEW}, $BEFORE_OVERVIEW;
+ push @{$Texi2HTML::OVERVIEW}, $AFTER_OVERVIEW;
+ }
+}
+
+sub T2H_GPL_style($$$$$$$$$)
+{ # known style
+ my $style = shift;
+ my $command = shift;
+ my $text = shift;
+ my $args = shift;
+ my $no_close = shift;
+ my $no_open = shift;
+ my $line_nr = shift;
+ my $state = shift;
+ my $style_stack = shift;
+
+ my $do_quotes = 0;
+ my $use_attribute = 0;
+ my $use_begin_end = 0;
+ if (ref($style) eq 'HASH')
+ {
+ #print STDERR "GPL_STYLE $command\n";
+ #print STDERR " @$args\n";
+ $do_quotes = $style->{'quote'};
+ if ((@{$style->{'args'}} == 1) and defined($style->{'attribute'}))
+ {
+ $style = $style->{'attribute'};
+ $use_attribute = 1;
+ $text = $args->[0];
+ }
+ elsif (defined($style->{'function'}))
+ {
+ $text = &{$style->{'function'}}($command, $args, $style_stack, $state, $line_nr);
+ }
+ }
+ else
+ {
+ if ($style =~ s/^\"//)
+ { # add quotes
+ $do_quotes = 1;
+ }
+ if ($style =~ s/^\&//)
+ { # custom
+ $style = 'Texi2HTML::Config::' . $style;
+ eval "\$text = &$style(\$text, \$command, \$style_stack)";
+ }
+ elsif ($style ne '')
+ {
+ $use_attribute = 1;
+ }
+ else
+ { # no style
+ }
+ }
+ if ($use_attribute)
+ { # good style
+ my $attribute_text = '';
+ if ($style =~ /^(\w+)(\s+.*)/)
+ {
+ $style = $1;
+ $attribute_text = $2;
+ }
+ if ($do_quotes)
+ {
+ $text = $OPEN_QUOTE_SYMBOL . "$text" if (!$no_open);
+ $text .= $CLOSE_QUOTE_SYMBOL if (!$no_close);
+ }
+ $text = "<${style}$attribute_text>$text</$style>" ;
+ }
+ if (ref($style) eq 'HASH')
+ {
+ if (defined($style->{'begin'}) and !$no_open)
+ {
+ $text = $style->{'begin'} . $text;
+ }
+ if (defined($style->{'end'}) and !$no_close)
+ {
+ $text = $text . $style->{'end'};
+ }
+ }
+ if ($do_quotes and !$use_attribute)
+ {
+ $text = $OPEN_QUOTE_SYMBOL . "$text" if (!$no_open);
+ $text .= $CLOSE_QUOTE_SYMBOL if (!$no_close);
+ }
+ return $text;
+}
+
+sub T2H_GPL_format($$$)
+{
+ my $tag = shift;
+ my $element = shift;
+ my $text = shift;
+ return '' if (!defined($element) or ($text !~ /\S/));
+ return $text if ($element eq '');
+ my $attribute_text = '';
+ if ($element =~ /^(\w+)(\s+.*)/)
+ {
+ $element = $1;
+ $attribute_text = $2;
+ }
+ return "<${element}$attribute_text>\n" . $text. "</$element>\n";
+}
+
+sub t2h_gpl_normal_text($)
+{
+ my $text = shift;
+ $text =~ s/``/"/go;
+ $text =~ s/''/"/go;
+ $text =~ s/-(--?)/$1/go;
+ return $text;
+}
+#
+# -*-perl-*-
+######################################################################
+# File: texi2html.init
+#
+# Default values for command-line arguments and for various customizable
+# procedures are set in this file.
+#
+# A copy of this file is pasted into the beginning of texi2html by
+# running './configure'.
+#
+# Copy this file, rename it and make changes to it, if you like.
+# Afterwards, load the file with command-line
+# option -init-file <your_init_file>
+#
+# $Id: texi2html.init,v 1.81 2005/02/01 21:20:28 pertusus Exp $
+
+######################################################################
+# The following variables can also be set by command-line options
+#
+#
+# The default values are set in this file, texi2html.init and the content
+# of this file is included at the beginning of the texi2html script file.
+# Those values may be overrided by values set in $sysconfdir/texi2htmlrc
+# and then by values set in $HOME/texi2htmlrc.
+#
+# command line switches may override these values, and values set in files
+# specified by -init-file are also taken into account.
+# values set in these files overwrite values set by the command-line
+# options appearing before -init-file and might still be overwritten by
+# command-line arguments following the -init-file option.
+
+# -debug
+# The integer value specifies what kind of debugging output is generated.
+$DEBUG = 0;
+
+# -doctype
+# The value is the 'SystemLiteral' which identifies the canonical DTD
+# for the document.
+# Definition: The SystemLiteral is called the entity's system
+# identifier. It is a URI, which may be used to retrieve the entity.
+# See http://www.xml.com/axml/target.html#NT-ExternalID
+$DOCTYPE = '<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html401/loose.dtd">';
+
+# -frameset-doctype
+# When frames are used, this SystemLiteral identifies the DTD used for
+# the file containing the frame description.
+$FRAMESET_DOCTYPE = '<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Frameset//EN" "http://www.w3.org/TR/html401/frameset.dtd">';
+
+# -test
+# If this value is true, some variables which should be dynamically generated
+# (the date, the user running texi2html, the version of texi2html) are set to
+# fix and given values. This is usefull in case the resulting manual is
+# compared with a reference. For example this is used in the tests of test.sh.
+$TEST = 0;
+
+# -dump-texi
+# This value is usefull for debugging purposes. The result of the first pass is
+# put in <document name>.passtexi, the result of the second pass is put in
+# <document name>.passfirst.
+$DUMP_TEXI = 0;
+
+# -expand
+# the @EXPAND array contains the expanded section names.
+@EXPAND = ('html');
+
+# -invisible
+# This seems obsolete and is not used anywhere.
+# This was a workaround for a known bug of many WWW browsers, including
+# netscape. This was used to create invisible destination in anchors.
+$INVISIBLE_MARK = '';
+# $INVISIBLE_MARK = '&#160;';
+
+# -iso
+# if this value is true, ISO8859 characters are used for special symbols
+# (like copyright, etc).
+$USE_ISO = 1;
+
+# -I
+# add a directory to the list of directories where @include files are
+# searched for (besides the directory of the file). additional '-I'
+# args are appended to this list.
+# (APA: Don't implicitely search ., to conform with the docs!)
+# my @INCLUDE_DIRS = (".");
+@INCLUDE_DIRS = ();
+
+# -P
+# prepend a directory to the list of directories where @include files are
+# searched for before the directory of the file. additional '-P'
+# args are prepended to this list.
+@PREPEND_DIRS = ();
+
+# -top-file
+# This file name is used for the top-level file.
+# The extension is set appropriately, if necessary.
+# If empty, <basename of document>.html is used.
+# Typically, you would set this to "index.html".
+$TOP_FILE = '';
+
+# -toc-file
+# This file name is used for the table of contents. The
+# extension is set appropriately, if necessary.
+# If empty, <basename of document>_toc.html is used.
+$TOC_FILE = '';
+
+# -frames
+# if the value is true, HTML 4.0 "frames" are used.
+# A file describing the frame layout is generated, together with a file
+# with the short table of contents.
+$FRAMES = 0;
+
+# -menu | -nomenu
+# if the value is true the Texinfo menus are shown.
+$SHOW_MENU = 1;
+
+# -number | -nonumber
+# if this is set the sections are numbered, and section names and numbers
+# are used in references and menus (instead of node names).
+$NUMBER_SECTIONS = 1;
+
+# -use-nodes
+# if this is set the nodes are used as sectionning elements.
+# Otherwise the nodes are incorporated in sections.
+$USE_NODES = 0;
+
+# -node-files
+# if this is set one file per node is generated, which can be a target for
+# cross manual references.
+$NODE_FILES = 0;
+
+# -split section|chapter|node|none
+# if $SPLIT is set to 'section' (resp. 'chapter') one html file per section
+# (resp. chapter) is generated. If $SPLIT is set to 'node' one html file per
+# node or sectionning element is generated. In all these cases separate pages
+# for Top, Table of content (Toc), Overview and About are generated.
+# Otherwise a monolithic html file that contains the whole document is
+# created.
+#$SPLIT = 'section';
+$SPLIT = '';
+
+# -sec-nav|-nosec-nav
+# if this is set then navigation panels are printed at the beginning of each
+# section.
+# If the document is split at nodes then navigation panels are
+# printed at the end if there were more than $WORDS_IN_PAGE words on page.
+#
+# If the document is split at sections this is ignored.
+#
+# This is most useful if you do not want to have section navigation
+# with -split chapter. There will be chapter navigation panel at the
+# beginning and at the end of chapters anyway.
+$SECTION_NAVIGATION = 1;
+
+# -separated-footnotes
+# if this is set footnotes are on a separated page. Otherwise they are at
+# the end of each file (if the document is split).
+$SEPARATED_FOOTNOTES = 1;
+
+# -toc-links
+# if this is set, links from headings to toc entries are created.
+$TOC_LINKS = 0;
+
+# -subdir
+# If this is set, then put result files into the specified directory.
+# If not set, then result files are put into the current directory.
+#$SUBDIR = 'html';
+$SUBDIR = '';
+
+# -short-extn
+# If this is set, then all HTML files will have extension ".htm" instead of
+# ".html". This is helpful when shipping the document to DOS-based systems.
+$SHORTEXTN = 0;
+
+# -prefix
+# This set the output file prefix, prepended to all .html, .gif and .pl files.
+# By default, this is the basename of the document.
+$PREFIX = '';
+
+# -o filename
+# If this is set a monolithic document is outputted into $filename.
+$OUT = '';
+
+# -no-validate
+# suppress node cross-reference validation
+$NOVALIDATE = 0;
+
+# -short-ref
+# if this is set cross-references are given without section numbers.
+$SHORT_REF = '';
+
+# -idx-sum
+# if value is set, then for each @printindex <index name>
+# <document name>_<index name>.idx is created which contains lines of the form
+# key ref sorted alphabetically (case matters).
+$IDX_SUMMARY = 0;
+
+# -def-table
+# If this is set a table construction for @def.... instead of definition
+# lists.
+# (New Option: 27.07.2000 Karl Heinz Marbaise)
+$DEF_TABLE = 0;
+
+# -verbose
+# if this is set chatter about what we are doing.
+$VERBOSE = '';
+
+# -lang
+# FIXME this has changed
+# For page titles use $Texi2HTML::I18n::WORDS->{$T2H_LANG}->{...} as title.
+# To add a new language, supply list of titles (see $Texi2HTML::I18n::WORDS).
+# and use ISO 639 language codes (see e.g. perl module Locale-Codes-1.02
+# for definitions).
+# Default's to 'en' if not set or no @documentlanguage is specified.
+$LANG = 'en';
+
+# -ignore-preamble-text
+# If this is set the text before @node and sectionning commands is ignored.
+$IGNORE_PREAMBLE_TEXT = 0;
+
+# -html-xref-prefix
+# base directory for external manuals.
+#$EXTERNAL_DIR = '../';
+$EXTERNAL_DIR = undef;
+
+# -l2h
+# if this is set, latex2html is used for generation of math content.
+$L2H = '';
+
+# -css-include
+# All the specified css files are used. More precisely the @import sections
+# are added to the beginning of the CSS_LINES the remaining is added at
+# the end of the CSS_LINES (after the css rules generated by texi2html).
+# cf texinfo manual for more info.
+# - means STDIN
+@CSS_FILES = ();
+
+######################
+# The following options are only relevant if $L2H is set
+#
+# -l2h-l2h
+# name/location of latex2html program
+$L2H_L2H = "latex2html";
+
+# -l2h-skip
+# If this is set the actual call to latex2html is skipped. The previously
+# generated content is reused, instead.
+$L2H_SKIP = '';
+
+# -l2h-tmp
+# If this is set l2h uses the specified directory for temporary files. The path
+# leading to this directory may not contain a dot (i.e., a ".");
+# otherwise, l2h will fail.
+$L2H_TMP = '';
+
+# -l2h-file
+# If set, l2h uses the file as latex2html init file
+$L2H_FILE = 'l2h.init';
+
+# -l2h-clean
+# if this is set the intermediate files generated by texi2html in relation with
+# latex2html are cleaned (they all have the prefix <document name>_l2h_).
+$L2H_CLEAN = 1;
+
+##############################################################################
+#
+# The following can only be set in the init file
+#
+##############################################################################
+
+# If true do table of contents even if there is no @content
+$DO_CONTENTS = 0;
+# If true do short table of contents even if there is no @shortcontent
+$DO_SCONTENTS = 0;
+
+# if set, then use node names in menu entries, instead of section names
+$NODE_NAME_IN_MENU = 0;
+
+# new style for crossrefs
+$NEW_CROSSREF_STYLE = 1;
+
+# if set and menu entry equals menu description, then do not print
+# menu description.
+# Likewise, if node name equals entry name, do not print entry name.
+$AVOID_MENU_REDUNDANCY = 1;
+
+# if set, center @image by default
+# otherwise, do not center by default
+$CENTER_IMAGE = 1;
+
+# used as identation for block enclosing command @example, etc
+# If not empty, must be enclosed in <td></td>
+$EXAMPLE_INDENT_CELL = '<td>&nbsp;</td>';
+
+# same as above, only for @small
+$SMALL_EXAMPLE_INDENT_CELL = '<td>&nbsp;</td>';
+
+# font size for @small
+$SMALL_FONT_SIZE = '-1';
+
+# horizontal rules
+$SMALL_RULE = '<hr size="1">';
+$DEFAULT_RULE = '<hr>';
+$MIDDLE_RULE = '<hr size="2">';
+$BIG_RULE = '<hr size="6">';
+
+# if non-empty, and no @..heading appeared in Top node, then
+# use this as header for top node/section, otherwise use value of
+# @settitle or @shorttitle (in that order)
+$TOP_HEADING = '';
+
+# if set, use this chapter for 'Index' button, else
+# use first chapter with @printindex
+$INDEX_CHAPTER = '';
+
+# if set and $SPLIT is set, then split index pages at the next letter
+# after they have more than that many entries
+$SPLIT_INDEX = 100;
+
+# symbol put at the beginning of nodes entry in menu (and optionnaly of
+# unnumbered in menus, see next variable)
+$MENU_SYMBOL = '&bull;';
+#$MENU_SYMBOL = '*';
+
+$OPEN_QUOTE_SYMBOL = "\`";
+$CLOSE_QUOTE_SYMBOL = "'";
+
+# if true put a $MENU_SYMBOL before unnumbered in menus
+$UNNUMBERED_SYMBOL_IN_MENU = 0;
+
+# extension for nodes files when NODE_FILES is true
+$NODE_FILE_EXTENSION = "html";
+
+# extension
+$EXTENSION = "html";
+
+# file name used for Top node when NODE_FILES is true
+$TOP_NODE_FILE = "index";
+
+# this controls the pre style for menus
+$MENU_PRE_STYLE = 'font-family: serif';
+
+# This controls the ul style for toc
+$TOC_LIST_STYLE = 'list-style: none';
+$TOC_LIST_ATTRIBUTE = ' class="toc"';
+
+# These lines are inserted before and after the shortcontents
+$BEFORE_OVERVIEW = "<div class=\"shortcontents\">\n";
+$AFTER_OVERVIEW = "</div>\n";
+
+# These lines are inserted before and after the contents
+$BEFORE_TOC_LINES = "<div class=\"contents\">\n";
+$AFTER_TOC_LINES = "</div>\n";
+
+# if set (e.g., to index.html) replace hrefs to this file
+# (i.e., to index.html) by ./
+$HREF_DIR_INSTEAD_FILE = '';
+
+# text inserted after <body ...>
+$AFTER_BODY_OPEN = '';
+
+# text inserted before </body>, this will be automatically inside <p></p>
+$PRE_BODY_CLOSE = '';
+
+# this is added inside <head></head> after <title> and some <meta name>
+# stuff, it can be used for eg. <style>, <script>, <meta> etc. tags.
+$EXTRA_HEAD = '';
+
+# Specifies the minimum page length required before a navigation panel
+# is placed at the bottom of a page
+# FIXME this is not true:
+# THIS_WORDS_IN_PAGE holds number of words of current page
+$WORDS_IN_PAGE = 300;
+
+# if this is set a vertical navigation panel is used.
+$VERTICAL_HEAD_NAVIGATION = 0;
+
+# html version for latex2html
+$L2H_HTML_VERSION = "4.0";
+
+# specify in this array which "buttons" should appear in which order
+# in the navigation panel for sections; use ' ' for empty buttons (space)
+@SECTION_BUTTONS =
+ (
+ 'Back', 'Forward', ' ', 'FastBack', 'Up', 'FastForward',
+ ' ', ' ', ' ', ' ',
+ 'Top', 'Contents', 'Index', 'About',
+ );
+
+# buttons for misc stuff
+@MISC_BUTTONS = ('Top', 'Contents', 'Index', 'About');
+
+# buttons for chapter file footers
+# (and headers but only if SECTION_NAVIGATION is false)
+@CHAPTER_BUTTONS =
+ (
+ 'FastBack', 'FastForward', ' ',
+ ' ', ' ', ' ', ' ',
+ 'Top', 'Contents', 'Index', 'About',
+ );
+
+# buttons for section file footers
+@SECTION_FOOTER_BUTTONS =
+ (
+ 'Back', 'Forward', ' ', 'FastBack', 'Up', 'FastForward'
+ );
+
+@NODE_FOOTER_BUTTONS =
+ (
+ 'Back', 'Forward', ' ', 'FastBack', 'Up', 'FastForward',
+ ' ', ' ', ' ', ' ',
+ 'Top', 'Contents', 'Index', 'About',
+# 'Back', 'Forward', ' ', 'FastBack', 'Up', 'FastForward'
+ );
+
+$ICONS = 0;
+
+# insert here name of icon images for buttons
+# Icons are used, if $ICONS and resp. value are set
+%ACTIVE_ICONS =
+ (
+ 'Top', '',
+ 'Contents', '',
+ 'Overview', '',
+ 'Index', '',
+ 'This', '',
+ 'Back', '',
+ 'FastBack', '',
+ 'Prev', '',
+ 'Up', '',
+ 'Next', '',
+ 'NodeUp', '',
+ 'NodeNext', '',
+ 'NodePrev', '',
+ 'Following', '',
+ 'Forward', '',
+ 'FastForward', '',
+ 'About' , '',
+ 'First', '',
+ 'Last', '',
+ ' ', ''
+ );
+
+# insert here name of icon images for these, if button is inactive
+%PASSIVE_ICONS =
+ (
+ 'Top', '',
+ 'Contents', '',
+ 'Overview', '',
+ 'Index', '',
+ 'This', '',
+ 'Back', '',
+ 'FastBack', '',
+ 'Prev', '',
+ 'Up', '',
+ 'Next', '',
+ 'NodeUp', '',
+ 'NodeNext', '',
+ 'NodePrev', '',
+ 'Following', '',
+ 'Forward', '',
+ 'FastForward', '',
+ 'About', '',
+ 'First', '',
+ 'Last', '',
+ );
+
+
+$init_out = \&t2h_default_init_out;
+$finish_out = \&t2h_default_finish_out;
+
+# We have to do this dynamically because of internationalization and because
+# in body $LANG could be used.
+sub t2h_default_init_out()
+{
+# Names of text as alternative for icons
+ %NAVIGATION_TEXT =
+ (
+ 'Top', &$I('Top'),
+ 'Contents', &$I('Contents'),
+ 'Overview', &$I('Overview'),
+ 'Index', &$I('Index'),
+ ' ', ' &nbsp; ',
+ 'This', &$I('current'),
+ 'Back', ' &lt; ',
+ 'FastBack', ' &lt;&lt; ',
+ 'Prev', &$I('Prev'),
+ 'Up', &$I(' Up '),
+ 'Next', &$I('Next'),
+ 'NodeUp', &$I('node up'),
+ 'NodeNext', &$I('next node'),
+ 'NodePrev', &$I('previous node'),
+ 'Following', &$I('following node'),
+ 'Forward', ' &gt; ',
+ 'FastForward', ' &gt;&gt; ',
+ 'About', ' ? ',
+ 'First', ' |&lt; ',
+ 'Last', ' &gt;| '
+ );
+
+ %BUTTONS_GOTO =
+ (
+ 'Top', &$I('cover (top) of document'),
+ 'Contents', &$I('table of contents'),
+ 'Overview', &$I('short table of contents'),
+ 'Index', &$I('index'),
+ 'This', &$I('current section'),
+ 'Back', &$I('previous section in reading order'),
+ 'FastBack', &$I('beginning of this chapter or previous chapter'),
+ 'Prev', &$I('previous section on same level'),
+ 'Up', &$I('up section'),
+ 'Next', &$I('next section on same level'),
+ 'NodeUp', &$I('up node'),
+ 'NodeNext', &$I('next node'),
+ 'NodePrev', &$I('previous node'),
+ 'Following', &$I('node following in node reading order'),
+ 'Forward', &$I('next section in reading order'),
+ 'FastForward', &$I('next chapter'),
+ 'About' , &$I('about (help)'),
+ 'First', &$I('first section in reading order'),
+ 'Last', &$I('last section in reading order'),
+ );
+ # Set the default body text, inserted between <body ... >
+ $BODYTEXT = 'lang="' . $LANG . '" bgcolor="#FFFFFF" text="#000000" link="#0000FF" vlink="#800080" alink="#FF0000"' unless (defined($BODYTEXT));
+ if (!defined($EXTERNAL_CROSSREF_SPLIT))
+ {
+ if ($SPLIT)
+ {
+ $EXTERNAL_CROSSREF_SPLIT = 1;
+ }
+ else
+ {
+ $EXTERNAL_CROSSREF_SPLIT = 0;
+ }
+ }
+ $ENCODING = $DOCUMENT_ENCODING if (!defined($ENCODING));
+ my $to_encoding;
+ if (defined($ENCODING))
+ {
+ $to_encoding = main::set_encoding ($ENCODING);
+
+ if (defined($to_encoding) and defined($perl_charset_to_html{$to_encoding}))
+ {# FIXME is this really right ?
+ $ENCODING = $perl_charset_to_html{$to_encoding};
+ }
+ elsif (defined($to_encoding))
+ {# FIXME is this really right ?
+ $ENCODING = $to_encoding;
+ }
+ }
+ else
+ {
+ #$ENCODING = 'iso-8859-1';
+ $ENCODING = 'us-ascii';
+ }
+ # FIXME default might be utf8 ?
+ $DOCUMENT_ENCODING = 'us-ascii' if (!defined($DOCUMENT_ENCODING));
+
+ return $to_encoding;
+};
+
+sub t2h_default_finish_out()
+{
+}
+
+#######################################################################
+#
+# Values guessed if not set here, set in init_out
+#
+#######################################################################
+
+$BODYTEXT = undef;
+
+# Formatted document encoding. If undef set to @documentencoding. If undef and
+# there is no @documentencoding, set in init_out
+$ENCODING = undef;
+
+# if undef set to @documentdescription. If there is no @documentdescription,
+# set in page_head
+$DOCUMENT_DESCRIPTION = undef;
+
+# if undef set 1 if SPLIT, to 0 otherwise
+$EXTERNAL_CROSSREF_SPLIT = undef;
+
+########################################################################
+# Control of Page layout:
+# You can make changes of the Page layout at two levels:
+# 1.) For small changes, it is often enough to change the value of
+# some global string/hash/array variables
+# 2.) For larger changes, reimplement one of the T2H_DEFAULT_<fnc>* routines,
+# give them another name, and assign them to the respective
+# $<fnc> variable.
+
+# As a general interface, the hashes Texi2HTML::HREF, Texi2HTML::NAME, Texi2HTML::NODE, Texi2HTML::NO_TEXI, hold
+# href, html-name, node-name, name after removal of texi commands of
+# This -- current section (resp. html page)
+# Top -- top page FIXME: ($T2H_TOP_FILE)
+# Contents -- Table of contents
+# Overview -- Short table of contents
+# Index -- Index page
+# About -- page which explain "navigation buttons"
+# First -- first node
+# Last -- last node
+#
+# Whether or not the following hash values are set, depends on the context
+# (all values are w.r.t. 'This' section)
+# Next -- next node of texinfo
+# Prev -- previous node of texinfo
+# NodeUp -- up node of texinfo
+# Following -- following node in node reading order, taking menu into account
+# Forward -- next node in reading order
+# Back -- previous node in reading order
+# Up -- parent given by sectionning commands
+# FastForward -- if leave node, up and next, else next node
+# FastBackward-- if leave node, up and prev, else prev node
+#
+# Furthermore, the following global variabels are set:
+# $Texi2HTML::THISDOC{title} -- title as set by @setttile
+# $Texi2HTML::THISDOC{title_no_texi} -- title without texi (without html elements)
+# $Texi2HTML::THISDOC{title_texi} -- title with texinfo @-commands
+# $Texi2HTML::THISDOC{fulltitle} -- full title as set by @title...
+# $Texi2HTML::THISDOC{subtitle} -- subtitle as set by @subtitle
+# $Texi2HTML::THISDOC{author} -- author as set by @author
+# $Texi2HTML::THISDOC{copying} -- text of @copying and @end copying in comment
+#
+# $Texi2HTML::THISDOC{program} -- name and version of texi2html
+# $Texi2HTML::THISDOC{program_homepage} -- homepage for texi2html
+# $Texi2HTML::THISDOC{program_authors} -- authors of texi2html
+# $Texi2HTML::THISDOC{today} -- date formatted with pretty_date
+# $Texi2HTML::THISDOC{toc_file} -- table of contents file
+# $Texi2HTML::THISDOC{file_base_name} -- base name of the texinfo manual file
+# $Texi2HTML::THISDOC{destination_directory}
+ # -- directory for the resulting files
+# $Texi2HTML::THISDOC{user} -- user running the script
+# other $Texi2HTML::THISDOC keys corresponds with texinfo commands, the value
+# being the command arg, for the following commands:
+# kbdinputstyle, paragraphindent, setchapternewpage, headings, footnotestyle,
+# exampleindent, firstparagraphindent, everyheading, everyfooting,
+# evenheading, evenfooting, oddheading, oddfooting
+#
+# and pointer to arrays of lines which need to be printed by main::print_lines
+# $Texi2HTML::THIS_SECTION -- lines of 'This' section
+# $Texi2HTML::THIS_HEADER -- lines preceding navigation panel of 'This' section
+# $Texi2HTML::OVERVIEW -- lines of short table of contents
+# $Texi2HTML::TOC_LINES -- lines of table of contents
+# $Texi2HTML::TITLEPAGE -- lines of title page
+#
+# $Texi2HTML::THIS_ELEMENT holds the element reference.
+## FIXME: $T2H_TOP -- lines of Top texinfo node
+
+#
+# There are the following subs which control the layout:
+#
+$print_section = \&T2H_DEFAULT_print_section;
+$end_section = \&T2H_DEFAULT_end_section;
+$one_section = \&T2H_DEFAULT_one_section;
+$print_Top_header = \&T2H_DEFAULT_print_Top_header;
+$print_Top_footer = \&T2H_DEFAULT_print_Top_footer;
+$print_Top = \&T2H_DEFAULT_print_Top;
+$print_Toc = \&T2H_DEFAULT_print_Toc;
+$print_Overview = \&T2H_DEFAULT_print_Overview;
+$print_Footnotes = \&T2H_DEFAULT_print_Footnotes;
+$print_About = \&T2H_DEFAULT_print_About;
+$print_misc_header = \&T2H_DEFAULT_print_misc_header;
+$print_misc_footer = \&T2H_DEFAULT_print_misc_footer;
+$print_misc = \&T2H_DEFAULT_print_misc;
+$print_section_footer = \&T2H_DEFAULT_print_section_footer;
+$print_chapter_header = \&T2H_DEFAULT_print_chapter_header;
+$print_section_header = \&T2H_DEFAULT_print_section_header;
+$print_chapter_footer = \&T2H_DEFAULT_print_chapter_footer;
+$print_page_head = \&T2H_DEFAULT_print_page_head;
+$print_page_foot = \&T2H_DEFAULT_print_page_foot;
+$print_head_navigation = \&T2H_DEFAULT_print_head_navigation;
+$print_foot_navigation = \&T2H_DEFAULT_print_foot_navigation;
+$button_icon_img = \&T2H_DEFAULT_button_icon_img;
+$print_navigation = \&T2H_DEFAULT_print_navigation;
+$about_body = \&T2H_DEFAULT_about_body;
+$print_frame = \&T2H_DEFAULT_print_frame;
+$print_toc_frame = \&T2H_DEFAULT_print_toc_frame;
+#$toc_body = \&T2H_DEFAULT_toc_body;
+$titlepage = \&T2H_DEFAULT_titlepage;
+$css_lines = \&T2H_DEFAULT_css_lines;
+$print_redirection_page = \&T2H_DEFAULT_print_redirection_page;
+$node_file_name = \&T2H_DEFAULT_node_file_name;
+
+########################################################################
+# Layout for html for every sections
+#
+sub T2H_DEFAULT_print_section
+{
+ my $fh = shift;
+ my $first_in_page = shift;
+ my $previous_is_top = shift;
+ my $buttons = \@SECTION_BUTTONS;
+
+ if ($first_in_page and $SECTION_NAVIGATION)
+ {
+ &$print_head_navigation($fh, $buttons);
+ }
+ else
+ { # got to do this here, as it isn't done in print_head_navigation
+ main::print_lines($fh, $Texi2HTML::THIS_HEADER);
+ &$print_navigation($fh, $buttons) if ($SECTION_NAVIGATION);
+ }
+ my $nw = main::print_lines($fh);
+ if (defined $SPLIT
+ and (($SPLIT eq 'node') && $SECTION_NAVIGATION))
+ {
+ &$print_foot_navigation($fh);
+ print $fh "$SMALL_RULE\n";
+ &$print_navigation($fh, \@NODE_FOOTER_BUTTONS) if (!defined($WORDS_IN_PAGE) or (defined ($nw)
+ and $nw >= $WORDS_IN_PAGE));
+ }
+}
+
+sub T2H_DEFAULT_one_section($)
+{
+ my $fh = shift;
+ main::print_lines($fh, $Texi2HTML::THIS_HEADER);
+ main::print_lines($fh);
+ print $fh "$SMALL_RULE\n";
+ &$print_foot_navigation($fh);
+ &$print_page_foot($fh);
+}
+
+###################################################################
+# Layout of top-page I recommend that you use @ifnothtml, @ifhtml,
+# @html within the Top texinfo node to specify content of top-level
+# page.
+#
+# If you enclose everything in @ifnothtml, then title, subtitle,
+# author and overview is printed
+# Texi2HTML::HREF of Next, Prev, Up, Forward, Back are not defined
+# if $T2H_SPLIT then Top page is in its own html file
+sub T2H_DEFAULT_print_Top_header($$)
+{
+ my $fh = shift;
+ my $do_page_head = shift;
+ &$print_page_head($fh) if ($do_page_head);
+}
+sub T2H_DEFAULT_print_Top_footer($$)
+{
+ my $fh = shift;
+ my $end_page = shift;
+ my $buttons = \@MISC_BUTTONS;
+ &$print_foot_navigation($fh);
+ print $fh "$SMALL_RULE\n";
+ if ($end_page)
+ {
+ &$print_navigation($fh, $buttons);
+ &$print_page_foot($fh);
+ }
+}
+sub T2H_DEFAULT_print_Top
+{
+ my $fh = shift;
+ my $has_top_heading = shift;
+
+ # for redefining navigation buttons use:
+ # my $buttons = [...];
+ # as it is, 'Top', 'Contents', 'Index', 'About' are printed
+ my $buttons = \@MISC_BUTTONS;
+ &$print_head_navigation($fh, $buttons);
+ my $nw;
+ if ($Texi2HTML::THIS_SECTION)
+ {
+ # if top-level node has content, then print it with extra header
+ #print $fh "<h1>$Texi2HTML::NAME{Top}</h1>\n"
+ print $fh "<h1 class=\"settitle\">$Texi2HTML::NAME{Top}</h1>\n"
+ unless ($has_top_heading);
+ $nw = main::print_lines($fh, $Texi2HTML::THIS_SECTION);
+ }
+ else
+ {
+ # top-level node is fully enclosed in @ifnothtml
+ # print fulltitle, subtitle, author, Overview
+ print $fh $Texi2HTML::TITLEPAGE;
+ if (@{$Texi2HTML::OVERVIEW})
+ {
+ print $fh '<h2> ' . &$I('Overview:') . "</h2>\n" . "<blockquote>\n";
+ my $nw = main::print_lines($fh, $Texi2HTML::OVERVIEW);
+ print $fh "</blockquote>\n";
+ }
+ }
+}
+
+###################################################################
+# Layout of Toc, Overview, and Footnotes pages
+# By default, we use "normal" layout
+# Texi2HTML::HREF of Next, Prev, Up, Forward, Back, etc are not defined
+# use: my $buttons = [...] to redefine navigation buttons
+sub T2H_DEFAULT_print_Toc
+{
+ return &$print_misc(@_);
+}
+sub T2H_DEFAULT_print_Overview
+{
+ return &$print_misc(@_);
+}
+sub T2H_DEFAULT_print_Footnotes
+{
+ return &$print_misc(@_);
+}
+sub T2H_DEFAULT_print_About
+{
+ return &$print_misc(@_);
+}
+
+sub T2H_DEFAULT_print_misc_header
+{
+ my $fh = shift;
+ my $buttons = shift;
+ &$print_page_head($fh) if $SPLIT;
+ &$print_head_navigation($fh, $buttons);
+}
+
+sub T2H_DEFAULT_print_misc_footer
+{
+ my $fh = shift;
+ my $buttons = shift;
+ my $nwords = shift;
+ &$print_foot_navigation($fh, $buttons);
+ print $fh "$SMALL_RULE\n";
+ if ($SPLIT)
+ {
+ &$print_navigation($fh, $buttons);# if ($SPLIT ne 'node');
+ &$print_page_foot($fh);
+ }
+}
+
+sub T2H_DEFAULT_print_misc
+{
+ my $fh = shift;
+ my $buttons = \@MISC_BUTTONS;
+ &$print_misc_header($fh, $buttons);
+ print $fh "<h1>$Texi2HTML::NAME{This}</h1>\n";
+ main::print_lines($fh);
+ &$print_misc_footer($fh, $buttons);
+}
+##################################################################
+# section_footer is only called if SPLIT eq 'section'
+# section_footer: after print_section of last section, before print_page_foot
+#
+
+sub T2H_DEFAULT_print_section_footer
+{
+ my $fh = shift;
+ my $buttons = \@SECTION_FOOTER_BUTTONS;
+ &$end_section ($fh, 1);
+ &$print_navigation($fh, $buttons);
+}
+
+###################################################################
+# chapter_header and chapter_footer are only called if
+# SPLIT eq 'chapter'
+# chapter_header: after print_page_head, before print_section
+# chapter_footer: after print_section of last section, before print_page_foot
+#
+# If you want to get rid of navigation stuff after each section,
+# redefine print_section such that it does not call print_navigation,
+# and put print_navigation into print_chapter_header
+sub T2H_DEFAULT_print_chapter_header
+{
+ # nothing to do there, by default, the navigation panel
+ # is the section navigation panel
+ if (! $SECTION_NAVIGATION)
+ { # in this case print_navigation is called here.
+ my $fh = shift;
+ my $buttons = \@CHAPTER_BUTTONS;
+ &$print_head_navigation($fh, $buttons); #do that instead ?
+ #&$print_head_navigation($fh, $buttons); # FIXME VERTICAL_HEAD_NAVIGATION ?
+ print $fh "\n$MIDDLE_RULE\n";
+ }
+}
+
+sub T2H_DEFAULT_print_chapter_footer
+{
+ my $fh = shift;
+ my $buttons = \@CHAPTER_BUTTONS;
+ &$print_foot_navigation($fh);
+ print $fh "$BIG_RULE\n";
+ &$print_navigation($fh, $buttons);
+}
+
+sub T2H_DEFAULT_print_section_header
+{
+ # nothing to do there, by default
+ if (! $SECTION_NAVIGATION)
+ { # in this case print_navigation is called here.
+ my $fh = shift;
+ my $buttons = \@SECTION_BUTTONS;
+ &$print_head_navigation($fh, $buttons);
+ }
+}
+
+###################################################################
+# Layout of standard header and footer
+#
+
+sub T2H_DEFAULT_print_page_head($)
+{
+ my $fh = shift;
+ my $longtitle = "$Texi2HTML::THISDOC{'title_unformatted'}";
+ $longtitle .= ": $Texi2HTML::UNFORMATTED{'This'}" if exists $Texi2HTML::UNFORMATTED{'This'};
+ #my $longtitle = "$Texi2HTML::THISDOC{'title_no_texi'}";
+ #$longtitle .= ": $Texi2HTML::NO_TEXI{'This'}" if exists $Texi2HTML::NO_TEXI{'This'};
+ my $description = $DOCUMENT_DESCRIPTION;
+ $description = $longtitle if (!defined($description));
+ $description = "<meta name=\"description\" content=\"$description\">" if
+ ($description ne '');
+ $description = $Texi2HTML::THISDOC{'documentdescription'} if (defined($Texi2HTML::THISDOC{'documentdescription'}));
+ my $encoding = '';
+ $encoding = "<meta http-equiv=\"Content-Type\" content=\"text/html; charset=$ENCODING\">" if (defined($ENCODING) and ($ENCODING ne ''));
+ print $fh <<EOT;
+$DOCTYPE
+<html>
+$Texi2HTML::THISDOC{'copying'}<!-- Created on $Texi2HTML::THISDOC{today} by $Texi2HTML::THISDOC{program} -->
+<!--
+$Texi2HTML::THISDOC{program_authors}
+-->
+<head>
+<title>$longtitle</title>
+
+$description
+<meta name="keywords" content="$longtitle">
+<meta name="resource-type" content="document">
+<meta name="distribution" content="global">
+<meta name="Generator" content="$Texi2HTML::THISDOC{program}">
+$encoding
+$CSS_LINES
+$EXTRA_HEAD
+</head>
+
+<body $BODYTEXT>
+$AFTER_BODY_OPEN
+EOT
+}
+
+sub program_string()
+{
+ my $user = $Texi2HTML::THISDOC{'user'};
+ my $date = $Texi2HTML::THISDOC{'today'};
+ $user = '' if (!defined($user));
+ $date = '' if (!defined($date));
+ if (($user ne '') and ($date ne ''))
+ {
+ return &$I('This document was generated by @emph{%{user}} on @emph{%{date}} using @uref{%{program_homepage}, @emph{%{program}}}.', {
+ 'user' => $user, 'date' => $date, 'program_homepage' => $Texi2HTML::THISDOC{'program_homepage'}, 'program' => $Texi2HTML::THISDOC{'program'} });
+ }
+ elsif ($user ne '')
+ {
+ return &$I('This document was generated by @emph{%{user}} using @uref{%{program_homepage}, @emph{%{program}}}.', {
+ 'user' => $user, 'program_homepage' => $Texi2HTML::THISDOC{'program_homepage'}, 'program' => $Texi2HTML::THISDOC{'program'} });
+ }
+ elsif ($date ne '')
+ {
+ return &$I('This document was generated on @i{%{date}} using @uref{%{program_homepage}, @i{%{program}}}.', {
+ 'date' => $date, 'program_homepage' => $Texi2HTML::THISDOC{'program_homepage'}, 'program' => $Texi2HTML::THISDOC{'program'} });
+ }
+ return &$I('This document was generated using @uref{%{program_homepage}, @emph{%{program}}}.', {
+ 'program_homepage' => $Texi2HTML::THISDOC{'program_homepage'}, 'program'
+=> $Texi2HTML::THISDOC{'program'} });
+}
+
+sub T2H_DEFAULT_end_section($$)
+{
+ my $fh = shift;
+ my $end_foot_navigation = shift;
+ &$print_foot_navigation($fh) if ($end_foot_navigation);
+ print $fh "$BIG_RULE\n";
+}
+
+sub T2H_DEFAULT_print_page_foot($)
+{
+ my $fh = shift;
+ my $program_string = program_string();
+ print $fh <<EOT;
+<p>
+ <font size="-1">
+ $program_string
+ </font>
+ <br>
+$PRE_BODY_CLOSE
+</p>
+</body>
+</html>
+EOT
+}
+
+###################################################################
+# Layout of navigation panel
+
+sub T2H_DEFAULT_print_head_navigation($$)
+{
+ my $fh = shift;
+ my $buttons = shift;
+ if ($VERTICAL_HEAD_NAVIGATION)
+ {
+ print $fh <<EOT;
+<table border="0" cellpadding="0" cellspacing="0">
+<tr valign="top">
+<td align="left">
+EOT
+ }
+ main::print_lines($fh, $Texi2HTML::THIS_HEADER);
+ &$print_navigation($fh, $buttons, $VERTICAL_HEAD_NAVIGATION);
+ if ($VERTICAL_HEAD_NAVIGATION)
+ {
+ print $fh <<EOT;
+</td>
+<td align="left">
+EOT
+ }
+ elsif (defined $SPLIT
+ and ($SPLIT eq 'node'))
+ {
+ print $fh "$SMALL_RULE\n";
+ }
+}
+
+sub T2H_DEFAULT_print_foot_navigation
+{
+ my $fh = shift;
+ if ($VERTICAL_HEAD_NAVIGATION)
+ {
+ print $fh <<EOT;
+</td>
+</tr>
+</table>
+EOT
+ }
+}
+
+######################################################################
+# navigation panel
+#
+# how to create IMG tag
+sub T2H_DEFAULT_button_icon_img
+{
+ my $button = shift;
+ my $icon = shift;
+ my $name = shift;
+ return '' if (!defined($icon));
+ if (defined($name) && $name)
+ {
+ $name = ": $name";
+ }
+ else
+ {
+ $name = '';
+ }
+ $button = "" if (!defined ($button));
+ return qq{<img src="$icon" border="0" alt="$button$name" align="middle">};
+}
+
+sub T2H_DEFAULT_print_navigation
+{
+ my $fh = shift;
+ my $buttons = shift;
+ my $vertical = shift;
+ my $spacing = 1;
+ print $fh '<table cellpadding="', $spacing, '" cellspacing="', $spacing,
+ "\" border=\"0\">\n";
+
+ print $fh "<tr>" unless $vertical;
+ for my $button (@$buttons)
+ {
+ print $fh qq{<tr valign="top" align="left">\n} if $vertical;
+ print $fh qq{<td valign="middle" align="left">};
+
+ if (ref($button) eq 'CODE')
+ {
+ &$button($fh, $vertical);
+ }
+ elsif (ref($button) eq 'SCALAR')
+ {
+ print $fh "$$button" if defined($$button);
+ }
+ elsif (ref($button) eq 'ARRAY')
+ {
+ my $text = $button->[1];
+ my $button_href = $button->[0];
+ if (defined($button_href) and !ref($button_href)
+ and defined($text) and (ref($text) eq 'SCALAR') and defined($$text))
+ { # use given text
+ if ($Texi2HTML::HREF{$button_href})
+ {
+ print $fh "" .
+ &$anchor('',
+ $Texi2HTML::HREF{$button_href},
+ $$text
+ )
+ ;
+ }
+ else
+ {
+ print $fh $$text;
+ }
+ }
+ }
+ elsif ($button eq ' ')
+ { # handle space button
+ print $fh
+ $ICONS && $ACTIVE_ICONS{' '} ?
+ &$button_icon_img($button, $ACTIVE_ICONS{' '}) :
+ $NAVIGATION_TEXT{' '};
+ #next;
+ }
+ elsif ($Texi2HTML::HREF{$button})
+ { # button is active
+ my $btitle = $BUTTONS_GOTO{$button} ?
+ 'title="' . ucfirst($BUTTONS_GOTO{$button}) . '"' : '';
+ if ($ICONS && $ACTIVE_ICONS{$button})
+ { # use icon
+ print $fh '' .
+ &$anchor('',
+ $Texi2HTML::HREF{$button},
+ &$button_icon_img($button,
+ $ACTIVE_ICONS{$button},
+ #$Texi2HTML::NAME{$button}),
+ $Texi2HTML::NO_TEXI{$button}),
+ $btitle
+ );
+ }
+ else
+ { # use text
+ print $fh
+ '[' .
+ &$anchor('',
+ $Texi2HTML::HREF{$button},
+ $NAVIGATION_TEXT{$button},
+ $btitle
+ ) .
+ ']';
+ }
+ }
+ else
+ { # button is passive
+ print $fh
+ $ICONS && $PASSIVE_ICONS{$button} ?
+ &$button_icon_img($button,
+ $PASSIVE_ICONS{$button},
+ #$Texi2HTML::NAME{$button}) :
+ $Texi2HTML::NO_TEXI{$button}) :
+
+ "[" . $NAVIGATION_TEXT{$button} . "]";
+ }
+ print $fh "</td>\n";
+ print $fh "</tr>\n" if $vertical;
+ }
+ print $fh "</tr>" unless $vertical;
+ print $fh "</table>\n";
+}
+
+######################################################################
+# Frames: this is from "Richard Y. Kim" <ryk@coho.net>
+# Should be improved to be more conforming to other _print* functions
+# FIXME pass toc_file and main_file as args or in $Texi2HTML::THISDOC ?
+
+sub T2H_DEFAULT_print_frame
+{
+ my $fh = shift;
+ my $toc_file = shift;
+ my $main_file = shift;
+ print $fh <<EOT;
+$FRAMESET_DOCTYPE
+<html>
+<head><title>$Texi2HTML::THISDOC{title}</title></head>
+<frameset cols="140,*">
+ <frame name="toc" src="$toc_file">
+ <frame name="main" src="$main_file">
+</frameset>
+</html>
+EOT
+}
+
+sub T2H_DEFAULT_print_toc_frame
+{
+ my $fh = shift;
+ my $stoc_lines = shift;
+ &$print_page_head($fh);
+ print $fh <<EOT;
+<h2>Content</h2>
+EOT
+ print $fh map {s/\bhref=/target="main" href=/; $_;} @$stoc_lines;
+ print $fh "</body></html>\n";
+}
+
+# This subroutine is intended to fill @Texi2HTML::TOC_LINES and
+# @Texi2HTML::OVERVIEW with the table of contents and short table of
+# contents.
+#
+# arguments:
+# ref on an array containing all the elements
+
+# each element is a reference on a hash. The following keys might be of
+# use:
+# 'top': true if this is the top element
+# 'index_page': true if the element is an index page added because of index
+# splitting
+# 'toc_level': level of the element in the table of content. Highest level
+# is 1 for the @top element and for chapters, appendix and so on,
+# 2 for section, unnumberedsec and so on...
+# 'tocid': label used for reference linking to the element in table of
+# contents
+# 'file': the file containing the element, usefull to do href to that file
+# in case the document is split.
+# 'text': text of the element, with section number
+# 'name': text of the element, without section number
+
+# Relevant configuration variables are:
+# $NUMBER_SECTIONS
+# $TOC_LIST_ATTRIBUTE: usefull in case a list is used
+# $FRAMES: @Texi2HTML::OVERVIEW is used in one of the frames.
+# $BEFORE_OVERVIEW
+# $AFTER_OVERVIEW
+# $BEFORE_TOC_LINES
+# $AFTER_TOC_LINES
+# $DO_CONTENTS
+# $DO_SCONTENTS
+
+sub T2H_DEFAULT_toc_body($)
+{
+}
+
+sub T2H_DEFAULT_css_lines ($$)
+{
+ my $import_lines = shift;
+ my $rule_lines = shift;
+ return if (defined($CSS_LINES) or (!@$rule_lines and !@$import_lines and (! keys(%css_map))));
+ $CSS_LINES = "<style type=\"text/css\">\n<!--\n";
+ $CSS_LINES .= join('',@$import_lines) . "\n" if (@$import_lines);
+ foreach my $css_rule (sort(keys(%css_map)))
+ {
+ next unless ($css_map{$css_rule});
+ $CSS_LINES .= "$css_rule {$css_map{$css_rule}}\n";
+ }
+ $CSS_LINES .= join('',@$rule_lines) . "\n" if (@$rule_lines);
+ $CSS_LINES .= "-->\n</style>\n";
+}
+
+######################################################################
+# About page
+#
+
+# PRE_ABOUT can be a function reference or a scalar.
+# Note that if it is a scalar, T2H_InitGlobals has not been called,
+# and all global variables like $ADDRESS are not available.
+$PRE_ABOUT = sub
+{
+ return ' ' . program_string() . "\n";
+};
+
+# If customizing $AFTER_ABOUT, be sure to put the content inside <p></p>.
+$AFTER_ABOUT = '';
+
+%BUTTONS_EXAMPLE =
+ (
+ 'Top', ' &nbsp; ',
+ 'Contents', ' &nbsp; ',
+ 'Overview', ' &nbsp; ',
+ 'Index', ' &nbsp; ',
+ 'This', '1.2.3',
+ 'Back', '1.2.2',
+ 'FastBack', '1',
+ 'Prev', '1.2.2',
+ 'Up', '1.2',
+ 'Next', '1.2.4',
+ 'NodeUp', '1.2',
+ 'NodeNext', '1.2.4',
+ 'NodePrev', '1.2.2',
+ 'Following', '1.2.4',
+ 'Forward', '1.2.4',
+ 'FastForward', '2',
+ 'About', ' &nbsp; ',
+ 'First', '1.',
+ 'Last', '1.2.4',
+ );
+
+sub T2H_DEFAULT_about_body
+{
+ my $about = "<p>\n";
+ if (ref($PRE_ABOUT) eq 'CODE')
+ {
+ $about .= &$PRE_ABOUT();
+ }
+ else
+ {
+ $about .= $PRE_ABOUT;
+ }
+ $about .= <<EOT;
+</p>
+<p>
+EOT
+ $about .= &$I(' The buttons in the navigation panels have the following meaning:') . "\n";
+ $about .= <<EOT;
+</p>
+<table border="1">
+ <tr>
+EOT
+ $about .= ' <th> ' . &$I('Button') . " </th>\n" .
+' <th> ' . &$I('Name') . " </th>\n" .
+' <th> ' . &$I('Go to') . " </th>\n" .
+' <th> ' . &$I('From 1.2.3 go to') . "</th>\n" . " </tr>\n";
+
+ for my $button (@SECTION_BUTTONS)
+ {
+ next if $button eq ' ' || ref($button) eq 'CODE' || ref($button) eq 'SCALAR' || ref($button) eq 'ARRAY';
+ $about .= " <tr>\n <td align=\"center\">";
+ $about .=
+ ($ICONS && $ACTIVE_ICONS{$button} ?
+ &$button_icon_img($button, $ACTIVE_ICONS{$button}) :
+ ' [' . $NAVIGATION_TEXT{$button} . '] ');
+ $about .= "</td>\n";
+ $about .= <<EOT;
+ <td align="center">$button</td>
+ <td>$BUTTONS_GOTO{$button}</td>
+ <td>$BUTTONS_EXAMPLE{$button}</td>
+ </tr>
+EOT
+ }
+
+ $about .= <<EOT;
+</table>
+
+<p>
+EOT
+ $about .= &$I(' where the @strong{ Example } assumes that the current position is at @strong{ Subsubsection One-Two-Three } of a document of the following structure:') . "\n";
+
+# where the <strong> Example </strong> assumes that the current position
+# is at <strong> Subsubsection One-Two-Three </strong> of a document of
+# the following structure:
+ $about .= <<EOT;
+</p>
+
+<ul>
+EOT
+ $about .= ' <li> 1. ' . &$I('Section One') . "\n" .
+" <ul>\n" .
+' <li>1.1 ' . &$I('Subsection One-One') . "\n";
+ $about .= <<EOT;
+ <ul>
+ <li>...</li>
+ </ul>
+ </li>
+EOT
+ $about .= ' <li>1.2 ' . &$I('Subsection One-Two') . "\n" .
+" <ul>\n" .
+' <li>1.2.1 ' . &$I('Subsubsection One-Two-One') . "</li>\n" .
+' <li>1.2.2 ' . &$I('Subsubsection One-Two-Two') . "</li>\n" .
+' <li>1.2.3 ' . &$I('Subsubsection One-Two-Three') . " &nbsp; &nbsp;\n"
+.
+' <strong>&lt;== ' . &$I('Current Position') . " </strong></li>\n" .
+' <li>1.2.4 ' . &$I('Subsubsection One-Two-Four') . "</li>\n" .
+" </ul>\n" .
+" </li>\n" .
+' <li>1.3 ' . &$I('Subsection One-Three') . "\n";
+ $about .= <<EOT;
+ <ul>
+ <li>...</li>
+ </ul>
+ </li>
+EOT
+ $about .= ' <li>1.4 ' . &$I('Subsection One-Four') . "</li>\n";
+ $about .= <<EOT;
+ </ul>
+ </li>
+</ul>
+$AFTER_ABOUT
+EOT
+ return $about;
+}
+
+sub T2H_DEFAULT_titlepage()
+{
+ my $result = '';
+ if (@{$Texi2HTML::THISDOC{'titles'}}
+ or @{$Texi2HTML::THISDOC{'subtitles'}}
+ or @{$Texi2HTML::THISDOC{'authors'}})
+ {
+ $result = "<div align=\"center\">\n";
+ foreach my $title (@{$Texi2HTML::THISDOC{'titles'}})
+ {
+ $result .= '<h1>' . $title . "</h1>\n";
+ }
+ foreach my $subtitle (@{$Texi2HTML::THISDOC{'subtitles'}})
+ {
+ $result .= '<h2>' . $subtitle . "</h2>\n";
+ }
+ foreach my $author (@{$Texi2HTML::THISDOC{'authors'}})
+ {
+ $result .= '<strong> ' . $author . " </strong><br>\n";
+ }
+ $result .= "</div>\n$DEFAULT_RULE\n";
+ }
+
+ $Texi2HTML::TITLEPAGE = $result . $Texi2HTML::TITLEPAGE;
+}
+
+# i18n
+sub T2H_DEFAULT_print_redirection_page($)
+{
+ my $fh = shift;
+ my $longtitle = "$Texi2HTML::THISDOC{'title_no_texi'}";
+ $longtitle .= ": $Texi2HTML::NO_TEXI{'This'}" if exists $Texi2HTML::NO_TEXI{'This'};
+ my $description = $longtitle;
+ $description = $Texi2HTML::THISDOC{'documentdescription'} if (defined($Texi2HTML::THISDOC{'documentdescription'}));
+ my $href = &$anchor('', $Texi2HTML::HREF{'This'}, $Texi2HTML::NAME{'This'});
+ print $fh <<EOT;
+$DOCTYPE
+<html>
+<!-- Created on $Texi2HTML::THISDOC{'today'} by $Texi2HTML::THISDOC{'program'} -->
+<!--
+$Texi2HTML::THISDOC{'program_authors'}
+-->
+<head>
+<title>$longtitle</title>
+
+<meta name="description" content="$description">
+<meta name="keywords" content="$longtitle">
+<meta name="resource-type" content="document">
+<meta name="distribution" content="global">
+<meta name="Generator" content="$Texi2HTML::THISDOC{program}">
+<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
+<meta http-equiv="Refresh" content="0; url=$Texi2HTML::HREF{'This'}">
+$EXTRA_HEAD
+</head>
+
+<body $BODYTEXT>
+$AFTER_BODY_OPEN
+<p>The node you are looking for is at $href.</p>
+</body>
+EOT
+}
+
+sub T2H_DEFAULT_node_file_name($)
+{
+ my $node = shift;
+ return (undef, undef) if ($node->{'external_node'} or $node->{'index_page'});
+ my $file;
+ my $node_file;
+
+ if ($NEW_CROSSREF_STYLE)
+ {
+ if (defined($node->{'file'}))
+ {
+ $file = $node->{'file'};
+ $node_file = $node->{'node_file'};
+ }
+ else
+ {
+ $node_file = $node->{'cross_manual_target'} . ".$NODE_FILE_EXTENSION";
+ $file = $node_file if (($SPLIT eq 'node') and ($USE_NODES or $node->{'with_section'}));
+ }
+ }
+ else
+ {
+ return (undef, undef) if (defined($node->{'file'}));
+ my $name = main::remove_texi($node->{'texi'});
+ $name =~ s/[^\w\.\-]/-/g;
+ $name = "${name}.$NODE_FILE_EXTENSION";
+ $file = $name if (($SPLIT eq 'node') and ($USE_NODES or $node->{'with_section'}));
+ $node_file = $name;
+ }
+ return ($file, $node_file);
+}
+
+########################################################################
+# Control of formatting:
+# 1.) For some changes, it is often enough to change the value of
+# some global map. It might necessitate building a little
+# function along with the change in hash, if the change is the use
+# of another function (in style_map).
+# 2.) For other changes, reimplement one of the t2h_default_<fnc>* routines,
+# give them another name, and assign them to the respective
+# $<fnc> variable (below).
+
+
+#
+# This hash should have keys corresponding with the nonletter command accent
+# whose following character is considered to be the argument
+# This hash associates an accent macro to the ISO name for the accent if any.
+# The customary use of this map is to find the ISO name appearing in html
+# entity (like &eacute;) associated with a texinfo accent macro.
+#
+# The keys of the hash are
+# ": umlaut
+# ~: tilda accent
+# ^: circumflex accent
+# `: grave accent
+# ': acute accent
+# =: macron accent
+%accent_map = (
+ '"', 'uml',
+ '~', 'tilde',
+ '^', 'circ',
+ '`', 'grave',
+ "'", 'acute',
+ '=', '',
+ );
+
+#
+# texinfo "simple things" (@foo) to HTML ones
+#
+%simple_map = (
+ "*", "<br>", # HTML+
+ ' ', '&nbsp;',
+ "\t", '&nbsp;',
+ "\n", '&nbsp;',
+ # "&#173;" or "&shy;" could also be possible for @-, but it seems
+ # that some browser will consider this as an always visible hyphen mark
+ # which is not what we want (see http://www.cs.tut.fi/~jkorpela/shy.html)
+ '-', '', # hyphenation hint
+ '|', '', # used in formatting commands @evenfooting and friends
+ '/', '',
+ # spacing commands
+ ':', '',
+ '!', '!',
+ '?', '?',
+ '.', '.',
+ '@', '@',
+ '}', '}',
+ '{', '{',
+ );
+
+# this map is used in preformatted text
+%simple_map_pre = %simple_map;
+$simple_map_pre{'*'} = "\n";
+
+#
+# texinfo "things" (@foo{}) to HTML ones
+#
+%things_map = (
+ 'TeX' => 'TeX',
+ 'LaTeX' => 'LaTeX',
+# pertusus: unknown by makeinfo, not in texinfo manual (@* is the right thing)
+# 'br', '<br>', # paragraph break
+ 'bullet' => '*',
+# #'copyright' => '(C)',
+ 'copyright' => '&copy;',
+ 'registeredsymbol' => '&reg;',
+ 'dots' => '<small class="dots">...</small>',
+ 'enddots' => '<small class="enddots">....</small>',
+ 'equiv' => '==',
+# i18n
+ 'error' => 'error--&gt;',
+ 'expansion' => '==&gt;',
+ 'minus' => '-',
+ 'point' => '-!-',
+ 'print' => '-|',
+ 'result' => '=&gt;',
+ # set in code using the language
+ # 'today', &pretty_date,
+ 'today' => '',
+ 'aa' => '&aring;',
+ 'AA' => '&Aring;',
+ 'ae' => '&aelig;',
+ 'oe' => '&oelig;', #pertusus: also &#156;. &oelig; not in html 3.2
+ 'AE' => '&AElig;',
+ 'OE' => '&OElig;', #pertusus: also &#140;. &OElig; not in html 3.2
+ 'o' => '&oslash;',
+ 'O' => '&Oslash;',
+ 'ss' => '&szlig;',
+ 'l' => '/l',
+ 'L' => '/L',
+ 'exclamdown' => '&iexcl;',
+ 'questiondown' => '&iquest;',
+ 'pounds' => '&pound;',
+ 'ordf' => '&ordf;',
+ 'ordm' => '&ordm;',
+ 'comma' => ',',
+ 'euro' => '&euro;',
+ );
+
+# This map is used in preformatted environments
+%pre_map = %things_map;
+$pre_map{'dots'} = '...';
+$pre_map{'enddots'} = '....';
+#$pre_map{'br'} = "\n";
+
+# ascii representation of @-commands
+%ascii_simple_map = (
+ "*", "\n", # HTML+
+ ' ', ' ',
+ "\t", "\t",
+ "\n", "\n",
+ '-', '', # hyphenation hint
+ '|', '', # used in formatting commands @evenfooting and friends
+ '/', '',
+ ':', '',
+ '!', '!',
+ '?', '?',
+ '.', '.',
+ '@', '@',
+ '}', '}',
+ '{', '{',
+);
+
+%ascii_things_map = (
+ 'TeX' => 'TeX',
+ 'LaTeX' => 'LaTeX',
+ 'bullet' => '*',
+ 'copyright' => '(C)',
+ 'registeredsymbol' => '(R)',
+ 'dots' => '...',
+ 'enddots' => '....',
+ 'equiv' => '==',
+# i18n
+ 'error' => 'error-->',
+ 'expansion' => '==>',
+ 'minus' => '-',
+ 'point' => '-!-',
+ 'print' => '-|',
+ 'result' => '=>',
+ 'today' => '',
+ 'aa' => 'aa',
+ 'AA' => 'AA',
+ 'ae' => 'ae',
+ 'oe' => 'oe',
+ 'AE' => 'AE',
+ 'OE' => 'OE',
+ 'o' => '/o',
+ 'O' => '/O',
+ 'ss' => 'ss',
+ 'l' => '/l',
+ 'L' => '/L',
+ 'exclamdown' => '?',
+ 'questiondown' => '!',
+ 'pounds' => '#',
+ 'ordf' => 'a',
+ 'ordm' => 'o',
+ 'comma' => ',',
+ 'euro' => 'Euro',
+);
+
+#
+# This map is used when texi elements are removed and replaced
+# by simple text
+#
+%simple_map_texi = (
+ "*", "",
+ " ", " ",
+ "\t", " ",
+ "-", "-", # soft hyphen
+ "\n", "\n",
+ "|", "",
+ # spacing commands
+ ":", "",
+ "!", "!",
+ "?", "?",
+ ".", ".",
+ "-", "",
+ '@', '@',
+ '}', '}',
+ '{', '{',
+ );
+
+# text replacing macros when texi commands are removed and plain text is
+# produced
+%texi_map = (
+ 'TeX', 'TeX',
+ 'LaTeX', 'LaTeX',
+ 'bullet', '*',
+ 'copyright', 'C',
+ 'registeredsymbol', 'R',
+ 'dots', '...',
+ 'enddots', '....',
+ 'equiv', '==',
+ 'error', 'error-->',
+ 'expansion', '==>',
+ 'minus', '-',
+ 'point', '-!-',
+ 'print', '-|',
+ 'result', '=>',
+ 'today' => '',
+ 'aa', 'aa',
+ 'AA', 'AA',
+ 'ae', 'ae',
+ 'oe', 'oe',
+ 'AE', 'AE',
+ 'OE', 'OE',
+ 'o', 'o',
+ 'O', 'O',
+ 'ss', 'ss',
+ 'l', 'l',
+ 'L', 'L',
+ 'exclamdown', '! upside-down',
+ #'exclamdown', '&iexcl;',
+ 'questiondown', '? upside-down',
+ #'questiondown', '&iquest;',
+ 'pounds', 'pound sterling',
+ #'pounds', '&pound;'
+ 'ordf' => 'a',
+ 'ordm' => 'o',
+ 'comma' => ',',
+ 'euro' => 'Euro',
+ );
+
+# taken from
+#Latin extended additionnal
+#http://www.alanwood.net/unicode/latin_extended_additional.html
+#C1 Controls and Latin-1 Supplement
+#http://www.alanwood.net/unicode/latin_1_supplement.html
+#Latin Extended-A
+#http://www.alanwood.net/unicode/latin_extended_a.html
+#Latin Extended-B
+#http://www.alanwood.net/unicode/latin_extended_b.html
+#dotless i: 0131
+%unicode_map = (
+ 'bullet' => '2022',
+ 'copyright' => '00A9',
+ 'registeredsymbol' => '00AE',
+ 'dots' => '2026',
+ 'enddots' => '',
+ 'equiv' => '2261',
+ 'error' => '',
+ 'expansion' => '2192',
+ 'minus' => '2212', # in mathematical operators
+# 'minus' => '002D', # in latin1
+ 'point' => '2217',
+ 'print' => '',
+ 'result' => '21D2',
+ 'today' => '',
+ 'aa' => '00E5',
+ 'AA' => '00C5',
+ 'ae' => '00E6',
+ 'oe' => '0153',
+ 'AE' => '00C6',
+ 'OE' => '0152',
+ 'o' => '00F8',
+ 'O' => '00D8',
+ 'ss' => '00DF',
+ 'l' => '0142',
+ 'L' => '0141',
+ 'exclamdown' => '00A1',
+ 'questiondown' => '00BF',
+ 'pounds' => '00A3',
+ 'ordf' => '00AA',
+ 'ordm' => '00BA',
+ 'comma' => '002C',
+ 'euro' => '20AC',
+ );
+
+%ascii_character_map = (
+ ' ' => '0020',
+ '!' => '0021',
+ '"' => '0022',
+ '#' => '0023',
+ '$' => '0024',
+ '%' => '0025',
+ '&' => '0026',
+ "'" => '0027',
+ '(' => '0028',
+ ')' => '0029',
+ '*' => '002A',
+ '+' => '002B',
+ ',' => '002C',
+ '-' => '002D',
+ '.' => '002E',
+ '/' => '002F',
+ ':' => '003A',
+ ';' => '003B',
+ '<' => '003C',
+ '=' => '003D',
+ '>' => '003E',
+ '?' => '003F',
+ '@' => '0040',
+ '[' => '005B',
+ '\\' => '005C',
+ ']' => '005D',
+ '^' => '005E',
+ '_' => '005F',
+ '`' => '0060',
+ '{' => '007B',
+ '|' => '007C',
+ '}' => '007D',
+ '~' => '007E',
+);
+
+%perl_charset_to_html = (
+ 'utf8' => 'utf-8',
+ 'ascii' => 'us-ascii',
+);
+
+# symbols used for the commands if $USE-ISO is true.
+%iso_symbols = (
+ 'equiv' => '&equiv;',
+ 'dots' => '&hellip;',
+ 'bullet' => '&bull;',
+ 'result' => '&rArr;',
+ 'expansion' => '&rarr;',
+ 'point' => '&lowast;',
+ );
+
+# When the value begins with & the function with that name is used to do the
+# html. The first argument is the text enclosed within {}, the second is the
+# style name (which is also the key of the hash)
+#
+# Otherwithe the value is the html element used to enclose the text, and if
+# there is a " the resulting text is also enclosed within `'
+my %old_style_map = (
+ 'acronym', '',
+ 'asis', '',
+ 'b', 'b',
+ 'cite', 'cite',
+ 'code', 'code',
+ 'command', 'code',
+ 'ctrl', '&default_ctrl',
+ 'dfn', 'em',
+ 'dmn', '',
+ 'email', '&default_email',
+ 'emph', 'em',
+ 'env', 'code',
+ 'file', '"tt',
+ 'i', 'i',
+ 'kbd', 'kbd',
+ 'key', 'kbd',
+ 'math', 'em',
+ 'option', '"samp',
+ 'r', '',
+ 'samp', '"samp',
+ 'sc', '&default_sc',
+ 'strong', 'strong',
+ 't', 'tt',
+ 'uref', '&default_uref',
+ 'url', '&default_url',
+ 'var', 'var',
+ 'verb', 'tt',
+ 'titlefont', '&default_titlefont',
+ 'w', '',
+ );
+
+# default is {'args' => ['normal'], 'attribute' => ''},
+%style_map = (
+ 'asis', {},
+ 'b', {'attribute' => 'b'},
+ 'cite', {'attribute' => 'cite'},
+ 'code', {'args' => ['code'], 'attribute' => 'code'},
+ 'command', {'args' => ['code'], 'attribute' => 'code'},
+ 'ctrl', {'function' => \&t2h_default_ctrl},
+ 'dfn', {'attribute' => 'em'},
+ 'dmn', {},
+ 'email', {'args' => ['code', 'normal'],
+ 'function' => \&t2h_default_email},
+ #'email', {'args' => ['normal', 'normal'],
+ # 'function' => \&t2h_default_email},
+ 'emph', {'attribute' => 'em'},
+ 'env', {'args' => ['code'], 'attribute' => 'code'},
+ 'file', {'args' => ['code'], 'attribute' => 'tt', 'quote' => '"'},
+ 'i', {'attribute' => 'i'},
+ 'slanted', {'attribute' => 'i'},
+ 'sansserif', {'attribute' => 'span class="sansserif"'},
+ 'kbd', {'args' => ['code'], 'attribute' => 'kbd'},
+ 'key', {'attribute' => 'kbd'},
+ 'math', {'attribute' => 'em'},
+ 'option', {'args' => ['code'], 'attribute' => 'samp', 'quote' => '"'},
+ 'r', {},
+ 'samp', {'args' => ['code'], 'attribute' => 'samp', 'quote' => '"'},
+ 'sc', {'function' => \&t2h_default_sc},
+ 'strong', {'attribute' => 'strong'},
+ 't', {'attribute' => 'tt'},
+ 'uref', {'function' => \&t2h_default_uref,
+ 'args' => ['code', 'normal', 'normal']},
+ #'uref', {'function' => \&t2h_default_uref,
+ # 'args' => ['normal', 'normal', 'normal']},
+ 'url', {'function' => \&t2h_default_uref,
+ 'args' => ['code', 'normal', 'normal']},
+ 'indicateurl', {'args' => ['code'], 'begin' => '&lt;<code>', 'end' => '</code>&gt;'},
+ 'var', {'attribute' => 'var'},
+ 'verb', {'args' => ['code'], 'attribute' => 'tt'},
+ 'titlefont', {'function' => \&t2h_default_titlefont},
+ 'w', {},
+ );
+
+%unicode_diacritical = (
+ 'H' => '030B',
+ 'ringaccent' => '030A',
+ "'" => '0301',
+ 'v' => '030C',
+ ',' => '0327',
+ '^' => '0302',
+ 'dotaccent' => '0307',
+ '`' => '0300',
+ '=' => '0304',
+ '~' => '0303',
+ '"' => '0308',
+ 'udotaccent' => '0323',
+ 'ubaraccent' => '0332',
+ 'u' => '0306'
+);
+
+%unicode_accents = (
+ 'dotaccent' => { # dot above
+ 'A' => '0226', #C moz-1.2
+ 'a' => '0227', #c moz-1.2
+ 'B' => '1E02',
+ 'b' => '1E03',
+ 'C' => '010A',
+ 'c' => '010B',
+ 'D' => '1E0A',
+ 'd' => '1E0B',
+ 'E' => '0116',
+ 'e' => '0117',
+ 'F' => '1E1E',
+ 'f' => '1E1F',
+ 'G' => '0120',
+ 'g' => '0121',
+ 'H' => '1E22',
+ 'h' => '1E23',
+ 'i' => '0069',
+ 'I' => '0130',
+ 'N' => '1E44',
+ 'n' => '1E45',
+ 'O' => '022E', #Y moz-1.2
+ 'o' => '022F', #v moz-1.2
+ 'P' => '1E56',
+ 'p' => '1E57',
+ 'R' => '1E58',
+ 'r' => '1E59',
+ 'S' => '1E60',
+ 's' => '1E61',
+ 'T' => '1E6A',
+ 't' => '1E6B',
+ 'W' => '1E86',
+ 'w' => '1E87',
+ 'X' => '1E8A',
+ 'x' => '1E8B',
+ 'Y' => '1E8E',
+ 'y' => '1E8F',
+ 'Z' => '017B',
+ 'z' => '017C',
+ },
+ 'udotaccent' => { # dot below
+ 'B' => '1E04',
+ 'b' => '1E05',
+ 'D' => '1E0C',
+ 'd' => '1E0D',
+ 'E' => '1EB8',
+ 'e' => '1EB9',
+ 'H' => '1E24',
+ 'h' => '1E25',
+ 'I' => '1ECA',
+ 'i' => '1ECB',
+ 'K' => '1E32',
+ 'k' => '1E33',
+ 'L' => '1E36',
+ 'l' => '1E37',
+ 'M' => '1E42',
+ 'm' => '1E43',
+ 'N' => '1E46',
+ 'n' => '1E47',
+ 'O' => '1ECC',
+ 'o' => '1ECD',
+ 'R' => '1E5A',
+ 'r' => '1E5B',
+ 'S' => '1E62',
+ 's' => '1E63',
+ 'T' => '1E6C',
+ 't' => '1E6D',
+ 'U' => '1EE4',
+ 'u' => '1EE5',
+ 'V' => '1E7E',
+ 'v' => '1E7F',
+ 'W' => '1E88',
+ 'w' => '1E89',
+ 'Y' => '1EF4',
+ 'y' => '1EF5',
+ 'Z' => '1E92',
+ 'z' => '1E93',
+ },
+ 'ubaraccent' => { # line below
+ 'B' => '1E06',
+ 'b' => '1E07',
+ 'D' => '1E0E',
+ 'd' => '1E0F',
+ 'h' => '1E96',
+ 'K' => '1E34',
+ 'k' => '1E35',
+ 'L' => '1E3A',
+ 'l' => '1E3B',
+ 'N' => '1E48',
+ 'n' => '1E49',
+ 'R' => '1E5E',
+ 'r' => '1E5F',
+ 'T' => '1E6E',
+ 't' => '1E6F',
+ 'Z' => '1E94',
+ 'z' => '1E95',
+ },
+ ',' => { # cedilla
+ 'C' => '00C7',
+ 'c' => '00E7',
+ 'D' => '1E10',
+ 'd' => '1E11',
+ 'E' => '0228', #C moz-1.2
+ 'e' => '0229', #c moz-1.2
+ 'G' => '0122',
+ 'g' => '0123',
+ 'H' => '1E28',
+ 'h' => '1E29',
+ 'K' => '0136',
+ 'k' => '0137',
+ 'L' => '013B',
+ 'l' => '013C',
+ 'N' => '0145',
+ 'n' => '0146',
+ 'R' => '0156',
+ 'r' => '0157',
+ 'S' => '015E',
+ 's' => '015F',
+ 'T' => '0162',
+ 't' => '0163',
+ },
+ '=' => { # macron
+ 'A' => '0100',
+ 'a' => '0101',
+ 'E' => '0112',
+ 'e' => '0113',
+ 'I' => '012A',
+ 'i' => '012B',
+ 'G' => '1E20',
+ 'g' => '1E21',
+ 'O' => '014C',
+ 'o' => '014D',
+ 'U' => '016A',
+ 'u' => '016B',
+ 'Y' => '0232', #? moz-1.2
+ 'y' => '0233', #? moz-1.2
+ },
+ '"' => { # diaeresis
+ 'A' => '00C4',
+ 'a' => '00E4',
+ 'E' => '00CB',
+ 'e' => '00EB',
+ 'H' => '1E26',
+ 'h' => '1E27',
+ 'I' => '00CF',
+ 'i' => '00EF',
+ 'O' => '00D6',
+ 'o' => '00F6',
+ 't' => '1E97',
+ 'U' => '00DC',
+ 'u' => '00FC',
+ 'W' => '1E84',
+ 'w' => '1E85',
+ 'X' => '1E8C',
+ 'x' => '1E8D',
+ 'y' => '00FF',
+ 'Y' => '0178',
+ },
+ 'u' => { # breve
+ 'A' => '0101',
+ 'a' => '0102',
+ 'E' => '0114',
+ 'e' => '0115',
+ 'G' => '011E',
+ 'g' => '011F',
+ 'I' => '012C',
+ 'i' => '012D',
+ 'O' => '014E',
+ 'o' => '014F',
+ 'U' => '016C',
+ 'u' => '016D',
+ },
+ "'" => { # acute
+ 'A' => '00C1',
+ 'a' => '00E1',
+ 'C' => '0106',
+ 'c' => '0107',
+ 'E' => '00C9',
+ 'e' => '00E9',
+ 'G' => '01F4',
+ 'g' => '01F5',
+ 'I' => '00CD',
+ 'i' => '00ED',
+ 'K' => '1E30',
+ 'k' => '1E31',
+ 'L' => '0139',
+ 'l' => '013A',
+ 'M' => '1E3E',
+ 'm' => '1E3F',
+ 'N' => '0143',
+ 'n' => '0144',
+ 'O' => '00D3',
+ 'o' => '00F3',
+ 'P' => '1E54',
+ 'p' => '1E55',
+ 'R' => '0154',
+ 'r' => '0155',
+ 'S' => '015A',
+ 's' => '015B',
+ 'U' => '00DA',
+ 'u' => '00FA',
+ 'W' => '1E82',
+ 'w' => '1E83',
+ 'Y' => '00DD',
+ 'y' => '00FD',
+ 'Z' => '0179',
+ 'z' => '018A',
+ },
+ '~' => { # tilde
+ 'A' => '00C3',
+ 'a' => '00E3',
+ 'E' => '1EBC',
+ 'e' => '1EBD',
+ 'I' => '0128',
+ 'i' => '0129',
+ 'N' => '00D1',
+ 'n' => '00F1',
+ 'O' => '00D5',
+ 'o' => '00F5',
+ 'U' => '0168',
+ 'u' => '0169',
+ 'V' => '1E7C',
+ 'v' => '1E7D',
+ 'Y' => '1EF8',
+ 'y' => '1EF9',
+ },
+ '`' => { # grave
+ 'A' => '00C0',
+ 'a' => '00E0',
+ 'E' => '00C8',
+ 'e' => '00E8',
+ 'I' => '00CC',
+ 'i' => '00EC',
+ 'N' => '01F8',
+ 'n' => '01F9',
+ 'O' => '00D2',
+ 'o' => '00F2',
+ 'U' => '00D9',
+ 'u' => '00F9',
+ 'W' => '1E80',
+ 'w' => '1E81',
+ 'Y' => '1EF2',
+ 'y' => '1EF3',
+ },
+ '^' => { # circumflex
+ 'A' => '00C2',
+ 'a' => '00E2',
+ 'C' => '0108',
+ 'c' => '0109',
+ 'E' => '00CA',
+ 'e' => '00EA',
+ 'G' => '011C',
+ 'g' => '011D',
+ 'H' => '0124',
+ 'h' => '0125',
+ 'I' => '00CE',
+ 'i' => '00EE',
+ 'J' => '0134',
+ 'j' => '0135',
+ 'O' => '00D4',
+ 'o' => '00F4',
+ 'S' => '015C',
+ 's' => '015D',
+ 'U' => '00DB',
+ 'u' => '00FB',
+ 'W' => '0174',
+ 'w' => '0175',
+ 'Y' => '0176',
+ 'y' => '0177',
+ 'Z' => '1E90',
+ 'z' => '1E91',
+ },
+ 'ringaccent' => { # ring
+ 'A' => '00C5',
+ 'a' => '00E5',
+ 'U' => '016E',
+ 'u' => '016F',
+ 'w' => '1E98',
+ 'y' => '1E99',
+ },
+ 'v' => { # caron
+ 'A' => '01CD',
+ 'a' => '01CE',
+ 'C' => '010C',
+ 'c' => '010D',
+ 'D' => '010E',
+ 'd' => '010F',
+ 'E' => '011A',
+ 'e' => '011B',
+ 'G' => '01E6',
+ 'g' => '01E7',
+ 'H' => '021E', #K with moz-1.2
+ 'h' => '021F', #k with moz-1.2
+ 'I' => '01CF',
+ 'i' => '01D0',
+ 'K' => '01E8',
+ 'k' => '01E9',
+ 'L' => '013D', #L' with moz-1.2
+ 'l' => '013E', #l' with moz-1.2
+ 'N' => '0147',
+ 'n' => '0148',
+ 'O' => '01D1',
+ 'o' => '01D2',
+ 'R' => '0158',
+ 'r' => '0159',
+ 'S' => '0160',
+ 's' => '0161',
+ 'T' => '0164',
+ 't' => '0165',
+ 'U' => '01D3',
+ 'u' => '01D4',
+ 'Z' => '017D',
+ 'z' => '017E',
+ },
+ 'H' => { # double acute
+ 'O' => '0150',
+ 'o' => '0151',
+ 'U' => '0170',
+ 'u' => '0171',
+ },
+);
+
+%special_accents = (
+ 'ringaccent' => 'aA',
+ "'" => 'aeiouyAEIOUY',
+ ',' => 'cC',
+ '^' => 'aeiouAEIOU',
+ '`' => 'aeiouAEIOU',
+ '~' => 'nNaoAO',
+ '"' => 'aeiouyAEIOU',
+);
+
+#foreach my $accent_command ('tieaccent', 'dotless', keys(%unicode_accents), keys(%accent_map))
+foreach my $accent_command ('tieaccent', 'dotless', keys(%unicode_accents))
+{
+ $style_map{$accent_command} = { 'function' => \&t2h_default_accent };
+ $old_style_map{$accent_command} = '&default_accent';
+ $style_map_texi{$accent_command} = { 'function' => \&t2h_default_ascii_accent };
+}
+
+sub default_accent($$)
+{
+ my $text = shift;
+ my $accent = shift;
+ return "&${text}$accent_map{$accent};" if (defined($accent_map{$accent}) and defined($special_accents{$accent}) and ($text =~ /^[$special_accents{$accent}]$/));
+ return '&' . $text . 'ring;' if (($accent eq 'ringaccent') and (defined($special_accents{$accent})) and ($text =~ /^[$special_accents{$accent}]$/));
+ return $text . '&lt;' if ($accent eq 'v');
+ return "&${text}cedil;" if (($accent eq ',') and (defined($special_accents{$accent})) and ($text =~ /^[$special_accents{$accent}]$/));
+ return ascii_accents($text, $accent);
+}
+
+sub t2h_default_accent($$)
+{
+ my $accent = shift;
+ my $args = shift;
+
+ my $text = $args->[0];
+
+ return "&${text}$accent_map{$accent};" if (defined($accent_map{$accent}) and defined($special_accents{$accent}) and ($text =~ /^[$special_accents{$accent}]$/));
+ return '&' . $text . 'ring;' if (($accent eq 'ringaccent') and (defined($special_accents{$accent})) and ($text =~ /^[$special_accents{$accent}]$/));
+ return $text . '&lt;' if ($accent eq 'v');
+ return "&${text}cedil;" if (($accent eq ',') and (defined($special_accents{$accent})) and ($text =~ /^[$special_accents{$accent}]$/));
+ return ascii_accents($text, $accent);
+}
+
+sub ascii_accents($$)
+{
+ my $text = shift;
+ my $accent = shift;
+ return $text if ($accent eq 'dotless');
+ return $text . $accent if (defined($accent_map{$accent}));
+ return $text . "''" if ($accent eq 'H');
+ return $text . '.' if ($accent eq 'dotaccent');
+ return $text . '*' if ($accent eq 'ringaccent');
+ return $text . '[' if ($accent eq 'tieaccent');
+ return $text . '(' if ($accent eq 'u');
+ return $text . '_' if ($accent eq 'ubaraccent');
+ return '.' . $text if ($accent eq 'udotaccent');
+ return $text . '<' if ($accent eq 'v');
+ return $text . ',' if ($accent eq ',');
+}
+
+sub default_sc($$)
+{
+ return '<small>' . uc($_[0]) . '</small>';
+}
+
+sub t2h_default_sc($$$)
+{
+ shift;
+ my $args = shift;
+ return '<small>' . uc($args->[0]) . '</small>';
+}
+
+sub default_ctrl($$)
+{
+ return "^$_[0]";
+}
+
+sub t2h_default_ctrl($$$)
+{
+ shift;
+ my $args = shift;
+ return "^$args->[0]";
+}
+
+sub default_sc_pre($$)
+{
+ return uc($_[0]);
+}
+
+sub t2h_default_sc_pre($$$)
+{
+ shift;
+ my $args = shift;
+ return uc($args->[0]);
+}
+
+sub default_titlefont($$)
+{
+ return "<h1 class=\"titlefont\">$_[0]</h1>" if ($_[0] =~ /\S/);
+ return '';
+}
+
+sub t2h_default_titlefont($$$)
+{
+ shift;
+ my $args = shift;
+ return "<h1 class=\"titlefont\">$args->[0]</h1>" if ($args->[0] =~ /\S/);
+ return '';
+}
+
+# According to the texinfo manual this shouldn't lead to a link
+# but rather be formatted like text. If we did like makeinfo do
+# it would be
+#sub url($$)
+#{
+# return '&lt;<code>' . $_[0] . '</code>&gt;';
+#}
+sub t2h_default_url ($$)
+{
+ shift;
+ my $args = shift;
+ my $url = shift @$args;
+ #$url =~ s/\s*$//;
+ #$url =~ s/^\s*//;
+ $url = main::normalise_space($url);
+ return '' unless ($url =~ /\S/);
+ return &$anchor('', $url, $url);
+}
+
+sub default_url ($$)
+{
+ my $url = shift;
+ my $command = shift;
+ $url =~ s/\s*$//;
+ $url =~ s/^\s*//;
+ return '' unless ($url =~ /\S/);
+ return &$anchor('', $url, $url);
+}
+
+sub default_uref($$)
+{
+ my $arg = shift;
+ my $command = shift;
+ my ($url, $text, $replacement);
+ ($url, $text, $replacement) = split /,\s*/, $arg;
+ $url =~ s/\s*$//;
+ $url =~ s/^\s*//;
+ $text = $replacement if (defined($replacement));
+ $text = $url unless ($text);
+ return $text if ($url eq '');
+ return &$anchor('', $url, $text);
+}
+
+sub t2h_default_uref($$)
+{
+ shift;
+ my $args = shift;
+ my $url = shift @$args;
+ my $text = shift @$args;
+ my $replacement = shift @$args;
+ #$url =~ s/\s*$//;
+ #$url =~ s/^\s*//;
+ $url = main::normalise_space($url);
+ $replacement = '' if (!defined($replacement));
+ $replacement = main::normalise_space($replacement);
+ $text = '' if (!defined($text));
+ $text = main::normalise_space($text);
+ $text = $replacement if ($replacement ne '');
+ $text = $url unless ($text ne '');
+ return $text if ($url eq '');
+ return &$anchor('', $url, $text);
+}
+
+sub default_email($$)
+{
+ my $arg = shift;
+ my $command = shift;
+ my ($mail, $text);
+ ($mail, $text) = split /,\s*/, $arg;
+ $mail =~ s/\s*$//;
+ $mail =~ s/^\s*//;
+ $text = $mail unless ($text);
+ return $text if ($mail eq '');
+ return &$anchor('', "mailto:$mail", $text);
+}
+
+sub t2h_default_email($$)
+{
+ my $command = shift;
+ my $args = shift;
+ my $mail = shift @$args;
+ my $text = shift @$args;
+ $mail = main::normalise_space($mail);
+ #$mail =~ s/\s*$//;
+ #$mail =~ s/^\s*//;
+ $text = $mail unless (defined($text) and ($text ne ''));
+ $text = main::normalise_space($text);
+ return $text if ($mail eq '');
+ return &$anchor('', "mailto:$mail", $text);
+}
+
+sub t2h_default_ascii_accent($$$$)
+{
+ my $accent = shift;
+ my $args = shift;
+
+ my $text = $args->[0];
+ return ascii_accents($text, $accent);
+}
+
+sub t2h_default_no_texi_email
+{
+ my $command = shift;
+ my $args = shift;
+ my $mail = shift @$args;
+ my $text = shift @$args;
+ $mail = main::normalise_space($mail);
+ #$mail =~ s/\s*$//;
+ #$mail =~ s/^\s*//;
+ return $text if (defined($text) and ($text ne ''));
+ return $mail;
+}
+
+sub t2h_default_no_texi_image($$$$)
+{
+ my $command = shift;
+ my $args = shift;
+ my $text = $args->[0];
+ $text = main::normalise_space($text);
+ my @args = split (/\s*,\s*/, $text);
+ return $args[0];
+}
+
+sub t2h_default_no_texi_acronym_like($$)
+{
+ my $command = shift;
+ my $args = shift;
+ my $acronym_texi = $args->[0];
+ return (main::remove_texi($acronym_texi));
+}
+
+sub t2h_remove_command($$$$)
+{
+ return '';
+}
+
+# This is used for style in preformatted sections
+my %old_style_map_pre = %old_style_map;
+$old_style_map_pre{'sc'} = '&default_sc_pre';
+$old_style_map_pre{'titlefont'} = '';
+
+foreach my $command (keys(%style_map))
+{
+ $style_map_pre{$command} = {};
+ $style_map_texi{$command} = {} if (!exists($style_map_texi{$command}));
+ $style_map_texi{$command}->{'args'} = $style_map{$command}->{'args'}
+ if (exists($style_map{$command}->{'args'}));
+ #print STDERR "COMMAND $command";
+
+ foreach my $key (keys(%{$style_map{$command}}))
+ {
+ $style_map_pre{$command}->{$key} = $style_map{$command}->{$key};
+ }
+}
+
+$style_map_pre{'sc'}->{'function'} = \&t2h_default_sc_pre;
+$style_map_pre{'titlefont'} = {};
+
+$style_map_texi{'sc'}->{'function'} = \&t2h_default_sc_pre;
+$style_map_texi{'email'}->{'function'} = \&t2h_default_no_texi_email;
+
+####### special styles. You shouldn't need to change them
+my %special_style = (
+ #'xref' => ['keep','normal','normal','keep','normal'],
+ 'xref' => { 'args' => ['keep','keep','keep','keep','keep'],
+ 'function' => \&main::do_xref },
+ 'ref' => { 'args' => ['keep','keep','keep','keep','keep'],
+ 'function' => \&main::do_xref },
+ 'pxref' => { 'args' => ['keep','keep','keep','keep','keep'],
+ 'function' => \&main::do_xref },
+ 'inforef' => { 'args' => ['keep','keep','keep'],
+ 'function' => \&main::do_xref },
+ 'image' => { 'args' => ['keep'], 'function' => \&main::do_image },
+ 'anchor' => { 'args' => ['keep'], 'function' => \&main::do_anchor_label },
+ 'footnote' => { 'args' => ['keep'], 'function' => \&main::do_footnote },
+ 'shortcaption' => { 'args' => ['keep'], 'function' => \&main::do_caption_shortcaption },
+ 'caption' => { 'args' => ['keep'], 'function' => \&main::do_caption_shortcaption },
+ 'acronym', {'args' => ['keep','keep'], 'function' => \&main::do_acronym_like},
+ 'abbr', {'args' => ['keep','keep'], 'function' => \&main::do_acronym_like},
+);
+
+# FIXME the unless defined(.... are now unusefull because the user can
+# overwrite.
+
+# @image is replaced by the first arg in strings
+$style_map_texi{'image'} = { 'args' => ['keep'],
+ 'function' => \&t2h_default_no_texi_image }
+ unless (defined($style_map_texi{'image'}));
+
+$style_map_texi{'acronym'} = { 'args' => ['keep','keep'],
+ 'function' => \&t2h_default_no_texi_acronym_like };
+$style_map_texi{'abbr'} = { 'args' => ['keep','keep'],
+ 'function' => \&t2h_default_no_texi_acronym_like };
+
+foreach my $special (keys(%special_style))
+{
+ $style_map{$special} = $special_style{$special}
+ unless (defined($style_map{$special}));
+ $style_map_pre{$special} = $special_style{$special}
+ unless (defined($style_map_pre{$special}));
+ $style_map_texi{$special} = { 'args' => ['keep'],
+ 'function' => \&t2h_remove_command }
+ unless (defined($style_map_texi{$special}));
+}
+####### end special styles.
+
+
+#foreach my $command (keys(%style_map))
+#{
+# print STDERR "STYLE_MAP_TEXI $command($style_map_texi{$command}) ";
+# print STDERR "ARGS $style_map_texi{$command}->{'args'} " if (defined($style_map_texi{$command}->{'args'}));
+# print STDERR "FUN $style_map_texi{$command}->{'function'} " if (defined($style_map_texi{$command}->{'function'}));
+# print STDERR "\n";
+#}
+
+# uncomment to use the old interface
+#%style_map = %old_style_map;
+#%style_map_pre = %old_style_map_pre;
+
+#FIXME USE_ISO ?
+%unformatted_text_simple_map_texi = %simple_map_pre;
+%unformatted_text_texi_map = %pre_map;
+%unformatted_text_style_map_texi = ();
+
+foreach my $command (keys(%style_map_texi))
+{
+ #$unformatted_text_style_map_texi{$command} = {};
+ foreach my $key (keys (%{$style_map_texi{$command}}))
+ {
+ #print STDERR "$command, $key, $style_map_texi{$command}->{$key}\n";
+ $unformatted_text_style_map_texi{$command}->{$key} =
+ $style_map_texi{$command}->{$key};
+ }
+ $unformatted_text_style_map_texi{$command} = {} if (!defined($unformatted_text_style_map_texi{$command}));
+}
+
+foreach my $accent_command ('tieaccent', 'dotless', keys(%unicode_accents))
+{
+# $unformatted_text_style_map_texi{$accent_command}->{'args'} = ['normal'];
+ $unformatted_text_style_map_texi{$accent_command}->{'function'} = \&t2h_default_accent;
+}
+
+%format_map = (
+# 'quotation' => 'blockquote',
+ # lists
+# 'itemize' => 'ul',
+ 'enumerate' => 'ol',
+ 'multitable' => 'table',
+ 'table' => 'dl compact="compact"',
+ 'vtable' => 'dl compact="compact"',
+ 'ftable' => 'dl compact="compact"',
+ 'group' => '',
+ );
+
+%special_list_commands = (
+ 'table' => {},
+ 'vtable' => {},
+ 'ftable' => {},
+ 'itemize' => { 'bullet' => '' }
+ );
+#
+# texinfo format to align attribute of paragraphs
+#
+
+%paragraph_style = (
+ 'center' => 'center',
+ 'flushleft' => 'left',
+ 'flushright' => 'right',
+ );
+
+# an eval of these $complex_format_map->{what}->{'begin'} yields beginning
+# an eval of these $complex_format_map->{what}->{'end'} yields end
+# $EXAMPLE_INDENT_CELL and SMALL_EXAMPLE_INDENT_CELL can be usefull here
+# FIXME add \n at the end ?
+$complex_format_map =
+{
+ 'example' =>
+ {
+ 'begin' => q{"<table><tr>$EXAMPLE_INDENT_CELL<td>"},
+ 'end' => q{'</td></tr></table>'},
+ },
+ 'smallexample' =>
+ {
+ 'begin' => q{"<table><tr>$SMALL_EXAMPLE_INDENT_CELL<td>"},
+ 'end' => q{'</td></tr></table>'},
+ },
+ 'display' =>
+ {
+ 'begin' => q{"<table><tr>$EXAMPLE_INDENT_CELL<td>"},
+ 'end' => q{'</td></tr></table>'},
+ },
+ 'smalldisplay' =>
+ {
+ 'begin' => q{"<table><tr>$SMALL_EXAMPLE_INDENT_CELL<td>"},
+ 'end' => q{'</td></tr></table>'},
+ }
+};
+
+# format shouldn't narrow the margins
+
+$complex_format_map->{'lisp'} = $complex_format_map->{'example'};
+$complex_format_map->{'smalllisp'} = $complex_format_map->{'smallexample'};
+$complex_format_map->{'format'} = $complex_format_map->{'display'};
+$complex_format_map->{'smallformat'} = $complex_format_map->{'smalldisplay'};
+
+%def_map = (
+ # basic commands
+ 'deffn', [ 'f', 'category', 'name', 'arg' ],
+ 'defvr', [ 'v', 'category', 'name' ],
+ 'deftypefn', [ 'f', 'category', 'type', 'name', 'arg' ],
+ 'deftypeop', [ 'f', 'category', 'class' , 'type', 'name', 'arg' ],
+ 'deftypevr', [ 'v', 'category', 'type', 'name' ],
+ 'defcv', [ 'v', 'category', 'class' , 'name' ],
+ 'deftypecv', [ 'v', 'category', 'class' , 'type', 'name' ],
+ 'defop', [ 'f', 'category', 'class' , 'name', 'arg' ],
+ 'deftp', [ 't', 'category', 'name', 'arg' ],
+ # basic x commands
+ # shortcuts
+ # i18n
+ 'defun', 'deffn Function',
+ 'defmac', 'deffn Macro',
+ 'defspec', 'deffn {Special Form}',
+ 'defvar', 'defvr Variable',
+ 'defopt', 'defvr {User Option}',
+ 'deftypefun', 'deftypefn {Function}',
+ 'deftypevar', 'deftypevr Variable',
+ 'defivar', 'defcv {Instance Variable}',
+ 'deftypeivar', 'deftypecv {Instance Variable}',
+ 'defmethod', 'defop Method',
+ 'deftypemethod', 'deftypeop Method',
+ );
+
+foreach my $key (keys(%def_map))
+{
+ $def_map{$key . 'x'} = $def_map{$key};
+}
+
+#
+# miscalleneous commands
+#
+# Depending on the value, the command arg or spaces following the command
+# are handled differently:
+#
+# the value is a reference on a hash.
+# the hash keys are
+# 'arg' if the value is 'line' then the remaining of the line is the arg
+# if it is a number it is the number of args (separated by spaces)
+# 'skip' if the value is 'line' then the remaining of the line is skipped
+# if the value is 'space' space but no newline is skipped
+# if the value is 'whitespace' space is skipped
+# if the value is 'linewhitespace' space is skipped if there are
+# only spaces remaining on the line
+# if the value is 'linespace' space but no newline is skipped if
+# there are only spaces remaining on the line
+# 'texi' if true it is some texinfo code and @value and @macros are expanded
+# 'keep' if true the args and the macro are kept, otherwise the macro
+# args and skipped stuffs are removed
+%misc_command = (
+ # not needed for formatting
+ 'raisesections' => {'skip' => 'line'}, # no arg
+ 'lowersections' => {'skip' => 'line'}, # no arg
+ 'contents' => {}, # no arg
+ 'shortcontents' => {}, # no arg
+ 'summarycontents'=> {}, # no arg
+ 'detailmenu' => {'skip' => 'whitespace'}, # no arg
+ 'end detailmenu' => {'skip' => 'space'}, # no arg
+ #'end detailmenu', 1, # no arg
+ 'bye' => {'skip' => 'line'}, # no arg
+ # comments
+ 'comment' => {'arg' => 'line'},
+ 'c' => {'arg' => 'line'},
+ #'c'=> {'arg' => 'line', 'keep' => 1},
+ # in preamble
+ 'novalidate' => {}, # no arg
+ 'dircategory'=> {'skip' => 'line'}, # line. Position with regard
+ # with direntry is significant
+ 'pagesizes' => {'skip' => 'line', 'arg' => 2}, # can have 2 args
+ 'finalout' => {}, # no arg
+ 'paragraphindent' => {'skip' => 'line', 'arg' => 1}, # arg none asis
+ # or a number and forbids anything else on the line
+ 'firstparagraphindent' => {'skip' => 'line', 'arg' => 1}, # none insert
+ 'exampleindent' => {'skip' => 'line', 'arg' => 1}, # asis or a number
+ 'footnotestyle'=> {'skip' => 'line', 'arg' => 1}, # end and separate
+ # and nothing else on the line
+ 'afourpaper' => {'skip' => 'line'}, # no arg
+ 'afourlatex' => {'skip' => 'line'}, # no arg
+ 'afourwide' => {'skip' => 'line'}, # no arg
+ 'headings'=> {'skip' => 'line', 'arg' => 1},
+ #off on single double singleafter doubleafter
+ # interacts with setchapternewpage
+ 'setchapternewpage' => {'skip' => 'line', 'arg' => 1}, # off on odd
+ 'everyheading' => {'arg' => 'line'},
+ 'everyfooting' => {'arg' => 'line'},
+ 'evenheading' => {'arg' => 'line'},
+ 'evenfooting' => {'arg' => 'line'},
+ 'oddheading' => {'arg' => 'line'},
+ 'oddfooting' => {'arg' => 'line'},
+ 'smallbook' => {'skip' => 'line'}, # no arg
+ 'setfilename' => {'arg' => 'line'},
+ 'shorttitle' => {'arg' => 'line', 'texi' => 1},
+ 'shorttitlepage' => {'arg' => 'line', 'texi' => 1},
+ 'settitle' => {'arg' => 'line', 'texi' => 1},
+ 'author' => {'arg' => 'line', 'texi' => 1},
+ 'subtitle' => {'arg' => 'line', 'texi' => 1},
+ 'title' => {'arg' => 'line', 'texi' => 1},
+ 'syncodeindex' => {'skip' => 'linespace', 'arg' => 2},
+ # args are index identifiers
+ 'synindex' => {'skip' => 'linespace', 'arg' => 2},
+ 'defindex' => {'skip' => 'line', 'arg' => 1}, # one identifier arg
+ 'defcodeindex' => {'skip' => 'line', 'arg' => 1}, # one identifier arg
+ 'documentlanguage' => {'skip' => 'whitespace', 'arg' => 1},
+ # language code arg
+ 'kbdinputstyle' => {'skip' => 'whitespace', 'arg' => 1}, # code
+ #example distinct
+ 'sp' => {'skip' => 'whitespace', 'arg' => 1}, # no arg
+ # at the end of line or a numerical arg
+ # formatting
+ 'page' => {}, # no arg (pagebreak)
+ 'refill' => {}, # no arg (obsolete, to be ignored)
+ 'noindent' => {'skip' => 'space'}, # no arg
+ 'need' => {'skip' => 'line', 'arg' => 1}, # one numerical/real arg
+ 'exdent' => {'skip' => 'space'},
+ # not valid for info (should be in @iftex)
+ 'vskip' => {'arg' => 'line'}, # arg line in TeX
+ 'cropmarks' => {}, # no arg
+ # miscalleneous
+ 'verbatiminclude'=> {'skip' => 'line'},
+ 'noindent' => {'skip' => 'space'},
+ 'documentencoding' => {'arg' => 1},
+ # ???
+ 'filbreak' => {},
+ );
+my %misc_command_old = (
+ # not needed for formatting
+ 'raisesections', 'line', # no arg
+ 'lowersections', 'line', # no arg
+ 'contents', 1, # no arg
+ 'shortcontents', 1, # no arg
+ 'summarycontents', 1, # no arg
+ 'detailmenu', 'whitespace', # no arg
+ 'end detailmenu', 'space', # no arg
+ #'end detailmenu', 1, # no arg
+ 'novalidate', 1, # no arg
+ 'bye', 'line', # no arg
+ # comments
+ 'comment', 'line',
+ 'c', 'line',
+ # in preamble
+ 'dircategory', 'line', # line. Position with regard with direntry is
+ # significant
+ 'pagesizes', 'line arg2', # can have 2 args
+ 'finalout', 1, # no arg
+ 'paragraphindent', 'line arg1', # in fact accepts only none asis
+ # or a number and forbids anything else on the line
+ 'firstparagraphindent', 'line arg1', # in fact accepts only none insert
+ 'exampleindent', 'line arg1', # in fact accepts only asis or a number
+ 'footnotestyle', 'line arg1', # in fact accepts only end and separate
+ # and nothing else on the line
+ 'afourpaper', 'line', # no arg
+ 'afourlatex', 'line', # no arg
+ 'afourwide', 'line', # no arg
+ 'headings', 'line', # one arg, possibilities are
+ #off on single double singleafter doubleafter
+ # interacts with setchapternewpage
+ 'setchapternewpage', 'line', # no arg
+ 'everyheading', 'line',
+ 'everyfooting', 'line',
+ 'evenheading', 'line',
+ 'evenfooting', 'line',
+ 'oddheading', 'line',
+ 'oddfooting', 'line',
+ 'smallbook', 'line', # no arg
+ 'setfilename', 'line',
+ 'shorttitle', 'linetexi',
+ 'shorttitlepage', 'linetexi',
+ 'settitle', 'linetexi',
+ 'author', 'linetexi',
+ 'subtitle', 'linetexi',
+ 'title','linetexi',
+ 'syncodeindex','linespace arg2', # args are
+ 'synindex','linespace arg2',
+ 'defindex', 'line arg1', # one identifier arg
+ 'defcodeindex', 'line arg1', # one identifier arg
+ 'documentlanguage', 'whitespace arg1', # one language code arg
+ 'kbdinputstyle', 'whitespace arg1', # one arg within
+ #code example distnct
+ 'sp', 'whitespace arg1', # no arg at the en of line or a numerical arg
+ # formatting
+ 'page', 1, # no arg (pagebreak)
+ 'refill', 1, # no arg (obsolete, to be ignored))
+ 'noindent', 'space', # no arg
+ 'need', 'line arg1', # one numerical/real arg
+ 'exdent', 'space',
+ # not valid for info (should be in @iftex)
+ 'vskip', 'line', # arg line in TeX
+ 'cropmarks', 1, # no arg
+ # miscalleneous
+ 'verbatiminclude', 'line',
+ 'documentencoding', 'arg1',
+ # ???
+ 'filbreak', 1,
+ );
+
+%format_in_paragraph = (
+ 'group' => 1,
+ 'html' => 1,
+);
+# map mapping css specification to style
+
+%css_map =
+ (
+ 'ul.toc' => "$TOC_LIST_STYLE",
+ 'pre.menu-comment' => "$MENU_PRE_STYLE",
+ 'pre.menu-preformatted' => "$MENU_PRE_STYLE",
+ 'a.summary-letter' => 'text-decoration: none',
+ 'pre.display' => 'font-family: serif',
+ 'pre.smalldisplay' => 'font-family: serif; font-size: smaller',
+ 'pre.smallexample' => 'font-size: smaller',
+ 'span.sansserif' => 'font-family:sans-serif; font-weight:normal;'
+ );
+
+$css_map{'pre.format'} = $css_map{'pre.display'};
+$css_map{'pre.smallformat'} = $css_map{'pre.smalldisplay'};
+$css_map{'pre.smalllisp'} = $css_map{'pre.smallexample'};
+
+# formatting functions
+
+$anchor = \&t2h_default_anchor;
+$def_item = \&t2h_default_def_item;
+$def = \&t2h_default_def;
+$menu = \&t2h_default_menu;
+$menu_link = \&t2h_default_menu_link;
+$menu_comment = \&t2h_default_menu_comment;
+$menu_description = \&t2h_default_menu_description;
+$simple_menu_link = \&t2h_default_simple_menu_link;
+$external_ref = \&t2h_default_external_ref;
+$external_href = \&t2h_default_external_href;
+$internal_ref = \&t2h_default_internal_ref;
+$table_item = \&t2h_default_table_item;
+$table_line = \&t2h_default_table_line;
+$table_list = \&t2h_default_table_list;
+$row = \&t2h_default_row;
+$cell = \&t2h_default_cell;
+$list_item = \&t2h_default_list_item;
+$comment = \&t2h_default_comment;
+$def_line = \&t2h_default_def_line;
+$def_line_no_texi = \&t2h_default_def_line_no_texi;
+$raw = \&t2h_default_raw;
+$heading = \&t2h_default_heading;
+$paragraph = \&t2h_default_paragraph;
+$preformatted = \&t2h_default_preformatted;
+$foot_line_and_ref = \&t2h_default_foot_line_and_ref;
+$foot_section = \&t2h_default_foot_section;
+$image = \&t2h_default_image;
+$address = \&t2h_default_address;
+$index_entry_label = \&t2h_default_index_entry_label;
+$index_summary = \&t2h_default_index_summary;
+$summary_letter = \&t2h_default_summary_letter;
+$index_entry = \&t2h_default_index_entry;
+$index_letter = \&t2h_default_index_letter;
+$print_index = \&t2h_default_print_index;
+$protect_text = \&t2h_default_protect_text;
+$complex_format = \&t2h_default_complex_format;
+$cartouche = \&t2h_default_cartouche;
+$sp = \&t2h_default_sp;
+$definition_category = \&t2h_default_definition_category;
+$copying_comment = \&t2h_default_copying_comment;
+$index_summary_file_entry = \&t2h_default_index_summary_file_entry;
+$index_summary_file_end = \&t2h_default_index_summary_file_end;
+$index_summary_file_begin = \&t2h_default_index_summary_file_begin;
+$empty_line = \&t2h_default_empty_line;
+$unknown = \&t2h_default_unknown;
+$unknown_style = \&t2h_default_unknown_style;
+$caption_shortcaption = \&t2h_caption_shortcaption;
+$float = \&t2h_default_float;
+$listoffloats = \&t2h_default_listoffloats;
+$listoffloats_entry = \&t2h_default_listoffloats_entry;
+$listoffloats_caption = \&t2h_default_listoffloats_caption;
+$listoffloats_float_style = \&t2h_default_listoffloats_float_style;
+$listoffloats_style = \&t2h_default_listoffloats_style;
+$acronym_like = \&t2h_default_acronym_like;
+$quotation = \&t2h_default_quotation;
+$quotation_prepend_text = \&t2h_default_quotation_prepend_text;
+$paragraph_style_command = \&t2h_default_paragraph_style_command;
+
+# This function is called whenever a complex format is processed
+#
+# arguments:
+# name of the format
+# text appearing inside the format
+#
+# an eval of $complex_format->{format name}->{'begin'} should lead to the
+# beginning of the complex format, an eval of
+# $complex_format->{format name}->{'end'} should lead to the end of the
+# complex format.
+sub t2h_default_complex_format($$)
+{
+ my $name = shift;
+ my $text = shift;
+ return '' if ($text eq '');
+ my $beginning = eval "$complex_format_map->{$name}->{'begin'}";
+ if ($@ ne '')
+ {
+ print STDERR "$ERROR Evaluation of $complex_format_map->{$name}->{'begin'}: $@";
+ $beginning = '';
+
+ }
+ my $end = eval "$complex_format_map->{$name}->{'end'}";
+ if ($@ ne '')
+ {
+ print STDERR "$ERROR Evaluation of $complex_format_map->{$name}->{'end'}: $@";
+ $end = '';
+
+ }
+ return $beginning . $text . $end;
+}
+
+sub t2h_default_empty_line($)
+{
+ my $text = shift;
+ return $text;
+}
+
+sub t2h_default_unknown($$)
+{
+ my $macro = shift;
+ my $line = shift;
+
+ my ($result_line, $result, $result_text, $message);
+ return ($line, 0, undef, undef);
+}
+
+sub t2h_default_unknown_style($$)
+{
+ my $command = shift;
+ my $text = shift;
+
+ my ($result, $result_text, $message);
+ return (0, undef, undef);
+}
+
+sub t2h_caption_shortcaption($)
+{
+ my $float = shift;
+ my $caption_lines;
+ my $shortcaption_lines;
+ my $style = $float->{'style_texi'};
+ if (defined($float->{'nr'}))
+ {
+ my $nr = $float->{'nr'};
+ if ($style ne '')
+ {
+ $style = &$I('%{style} %{number}', { 'style' => $style, 'number' => $nr});
+ }
+ else
+ {
+ $style = $nr;
+ }
+ }
+
+ if (defined($float->{'caption_texi'}))
+ {
+ @$caption_lines = @{$float->{'caption_texi'}};
+ if (defined($style))
+ {
+ $caption_lines->[0] = '@strong{' . &$I('%{style}: %{caption_first_line}', { 'style' => $style, 'caption_first_line' => $caption_lines->[0] });
+ }
+ else
+ {
+ $caption_lines->[0] = '@strong{' . $caption_lines->[0];
+ }
+ push @$caption_lines, "}\n";
+ }
+ elsif (defined($style))
+ {
+ $caption_lines->[0] = '@strong{' . $style . '}' . "\n";
+ }
+ if (defined($float->{'shortcaption_texi'}))
+ {
+ @$shortcaption_lines = @{$float->{'shortcaption_texi'}};
+ if (defined($style))
+ {
+ $shortcaption_lines->[0] = '@strong{' . &$I('%{style}: %{shortcaption_first_line}', { 'style' => $style, 'shortcaption_first_line' => $shortcaption_lines->[0] });
+ }
+ else
+ {
+ $shortcaption_lines->[0] = '@strong{' . $shortcaption_lines->[0];
+ }
+ push @$shortcaption_lines, "}\n";
+ }
+ elsif (defined($style))
+ {
+ $shortcaption_lines->[0] = '@strong{' . $style . '}' . "\n";
+ }
+ return ($caption_lines, $shortcaption_lines);
+}
+
+sub t2h_default_float($$$$$)
+{
+ my $text = shift;
+ my $float = shift;
+ my $caption = shift;
+ my $shortcaption = shift;
+
+ my $label = '';
+ if (exists($float->{'id'}))
+ {
+ $label = &$anchor($float->{'id'});
+ }
+ my $caption_text = '';
+
+ if (defined($float->{'caption_texi'}))
+ {
+ $caption_text = $caption;
+ }
+ elsif (defined($float->{'shortcaption_texi'}))
+ {
+ $caption_text = $shortcaption;
+ }
+ elsif (defined($caption))
+ {
+ $caption_text = $caption;
+ }
+
+ return '<div class="float">' . "$label\n" . $text . '</div>' . $caption_text;
+}
+
+sub t2h_default_listoffloats_style($)
+{
+ my $style_texi = shift;
+ return ($style_texi);
+}
+
+sub t2h_default_listoffloats_float_style($$)
+{
+ my $style_texi = shift;
+ my $float = shift;
+
+ my $style = $float->{'style_texi'};
+ if (defined($float->{'nr'}))
+ {
+ my $nr = $float->{'nr'};
+ if ($style ne '')
+ {
+ $style = &$I('%{style} %{number}', { 'style' => $style, 'number' => $nr});
+ }
+ else
+ {
+ $style = $nr;
+ }
+ }
+ return $style;
+}
+
+sub t2h_default_listoffloats_caption($)
+{
+ my $float = shift;
+ if (defined($float->{'shortcaption_texi'}))
+ {
+ return [ @{$float->{'shortcaption_texi'}} ];
+ }
+ elsif (defined($float->{'caption_texi'}))
+ {
+ return [ @{$float->{'caption_texi'}} ];
+ }
+ return [ ];
+}
+
+sub t2h_default_listoffloats_entry($$$$)
+{
+ my $style_texi = shift;
+ my $float = shift;
+ my $float_style = shift;
+ my $caption = shift;
+ my $href = shift;
+
+ return '<dt>' . &$anchor('', $href, $float_style) . '</dt><dd>' . $caption
+. '</dd>' . "\n";
+}
+
+sub t2h_default_listoffloats($$$)
+{
+ my $style_texi = shift;
+ my $style = shift;
+ my $float_entries = shift;
+
+ my $result = "<dl class=\"listoffloats\">\n" ;
+ foreach my $float_entry (@$float_entries)
+ {
+ $result .= $float_entry;
+ }
+ return $result . "</dl>\n";
+}
+
+# This function is used to protect characters which are special in html
+# in inline text: &, ", <, and >.
+#
+# argument:
+# text to be protected
+sub t2h_default_protect_text($)
+{
+ my $text = shift;
+ $text =~ s/&/&amp;/g;
+ $text =~ s/</&lt;/g;
+ $text =~ s/>/&gt;/g;
+ $text =~ s/\"/&quot;/g;
+ return $text;
+}
+
+# This function produces an anchor
+#
+# arguments:
+# $name : anchor name
+# $href : anchor href
+# text : text displayed
+# extra_attribs : added to anchor attributes list
+sub t2h_default_anchor($;$$$)
+{
+ my $name = shift;
+ my $href = shift;
+ my $text = shift;
+ my $attributes = shift;
+#print STDERR "!$name!$href!$text!$attributes!\n";
+ if (!defined($attributes) or ($attributes !~ /\S/))
+ {
+ $attributes = '';
+ }
+ else
+ {
+ $attributes = ' ' . $attributes;
+ }
+ $name = '' if (!defined($name) or ($name !~ /\S/));
+ $href = '' if (!defined($href) or ($href !~ /\S/));
+ $text = '' if (!defined($text));
+ return $text if (($name eq '') and ($href eq ''));
+ $name = "name=\"$name\"" if ($name ne '');
+ $href = "href=\"$href\"" if ($href ne '');
+ $href = ' ' . $href if (($name ne '') and ($href ne ''));
+#print STDERR "!!!$name!$href!$text!$attributes!\n";
+ return "<a ${name}${href}${attributes}>$text</a>";
+}
+
+# This function is used to format the text associated with a @deff/@end deff
+#
+# argument:
+# text
+#
+# $DEF_TABLE should be used to distinguish between @def formatted as table
+# and as definition lists.
+sub t2h_default_def_item($)
+{
+ my $text = shift;
+ if ($text =~ /\S/)
+ {
+ if (! $DEF_TABLE)
+ {
+ return '<dd>' . $text . '</dd>';
+ }
+ else
+ {
+ return '<tr><td colspan="2">' . $text . '</td></tr>';
+ }
+ }
+ return '';
+}
+
+sub t2h_default_definition_category($$$)
+{
+ my $name = shift;
+ my $class = shift;
+ my $style = shift;
+# print STDERR "definition_category $name, class $class, style $style\n";
+ return undef if (!defined($name) or $name =~ /^\s*$/);
+ return ($name) if (!defined($class) or $class =~ /^\s*$/);
+ if ($style eq 'f')
+ {
+ return &$I('%{name} on %{class}', { 'name' => $name, 'class' => $class });
+ }
+ elsif ($style eq 'v')
+ {
+ return &$I('%{name} of %{class}', { 'name' => $name, 'class' => $class });
+ }
+ else
+ {
+ return $name;
+ }
+}
+
+# format the container for the @deffn line and text
+#
+# argument
+# text of the whole @def, line and associated text.
+#
+# $DEF_TABLE should be used.
+sub t2h_default_def($)
+{
+ my $text = shift;
+ if ($text =~ /\S/)
+ {
+ if (! $DEF_TABLE)
+ {
+ return "<dl>\n" . $text . "</dl>\n";
+ }
+ else
+ {
+ return "<table width=\"100%\">\n" . $text . "</table>\n";
+ }
+ }
+ return '';
+
+}
+
+# a whole menu
+#
+# argument:
+# the whole menu text (entries and menu comments)
+#
+# argument:
+# whole menu text.
+sub t2h_default_menu($)
+{
+ my $text = shift;
+ if ($text =~ /\S/)
+ {
+ return "<table class=\"menu\" border=\"0\" cellspacing=\"0\">\n"
+ . $text . "</table>\n";
+ }
+}
+
+# a simple menu entry ref in case we aren't in a standard menu context
+sub t2h_default_simple_menu_link($$$$$$)
+{
+ my $entry = shift;
+ my $preformatted = shift;
+ my $href = shift;
+ my $node = shift;
+ my $name = shift;
+ my $ending = shift;
+ $ending = '' if (!defined($ending));
+ if (($entry eq '') or $NODE_NAME_IN_MENU or $preformatted)
+ {
+ $name .= ':' if ($name ne '');
+ $entry = "$MENU_SYMBOL$name$node";
+ }
+ $entry = &$anchor('', $href, $entry) if ($href);
+ $entry .= $ending if ($preformatted);
+ return $entry . '&nbsp;';
+}
+
+# formats a menu entry link pointing to a node or section
+#
+# arguments:
+# the entry text
+# the state, a hash reference holding informations about the context, with a
+# usefull entry, 'preformatted', true if we are in a preformatted format
+# (a format keeping space between words). In that case a function
+# of the main program, main::do_preformatted($text, $state) might
+# be used to format the text with the current format style.
+# href is optionnal. It is the reference to the section or the node anchor
+# which should be used to make the link (typically it is the argument
+# of a href= attribute in a <a> element).
+sub t2h_default_menu_link($$$$$$)
+{
+ my $entry = shift;
+ my $state = shift;
+ my $href = shift;
+ my $node = shift;
+ my $name = shift;
+ my $ending = shift;
+ if (($entry eq '') or $NODE_NAME_IN_MENU or $state->{'preformatted'})
+ {
+ $name .= ':' if ($name ne '');
+ $entry = "$MENU_SYMBOL$name$node";
+ }
+ $entry = &$anchor ('', $href, $entry) if (defined($href));
+ if ($state->{'preformatted'})
+ {
+ return '<tr><td>' . main::do_preformatted($entry . $ending, $state);
+ }
+ return "<tr><td align=\"left\" valign=\"top\">$entry</td><td>&nbsp;&nbsp;</td>";
+}
+
+# formats a menu entry description, ie the text appearing after the node
+# specification in a menu entry an spanning until there is another
+# menu entry, an empty line or some text at the very beginning of the line
+# (we consider that text at the beginning of the line begins a menu comment)
+#
+# arguments:
+# the description text
+# the state. See menu_entry.
+sub t2h_default_menu_description($$)
+{
+ my $text = shift;
+ my $state = shift;
+ if ($state->{'preformatted'})
+ {
+ return main::do_preformatted($text, $state) . '</td></tr>';
+ }
+ return "<td align=\"left\" valign=\"top\">$text</td></tr>\n";
+}
+
+# a menu comment (between menu lines)
+# formats the container of a menu comment. A menu comment is any text
+# appearing between menu lines, either separated by an empty line from
+# the preceding menu entry, or a text beginning at the first character
+# of the line (text not at the very beginning of the line is considered to
+# be the continuation of a menu entry description text).
+#
+# The text itself is considered to be in a preformatted environment
+# with name 'menu-commment' and with style $MENU_PRE_STYLE.
+#
+# argument
+# text contained in the menu comment.
+sub t2h_default_menu_comment($)
+{
+ my $text = shift;
+ if ($text =~ /\S/)
+ {
+ return "<tr><th colspan=\"3\" align=\"left\" valign=\"top\">$text</th></tr>";
+ }
+ return '';
+}
+
+# Construct a href to an external source of information.
+# node is the node with texinfo @-commands
+# node_id is the node transformed such that it is unique and can be used to
+# make an html cross ref as explained in the texinfo manual
+# file is the file in '(file)node'
+sub t2h_default_external_href($$$)
+{
+ my $node = shift;
+ my $node_id = shift;
+ my $node_xhtml_id = shift;
+ my $file = shift;
+ $file = '' if (!defined($file));
+ my $target_split = $EXTERNAL_CROSSREF_SPLIT;
+ if ($file ne '')
+ {
+ if ($NEW_CROSSREF_STYLE)
+ {
+ $file =~ s/\.[^\.]*$//;
+ $file =~ s/^.*\///;
+ my $href;
+ if (exists($Texi2HTML::THISDOC{'htmlxref'}->{$file}))
+ {
+ $target_split = $Texi2HTML::THISDOC{'htmlxref'}->{$file}->{'split'};
+ $href = $Texi2HTML::THISDOC{'htmlxref'}->{$file}->{'href'};
+ }
+ if ($target_split)
+ {
+ if (defined($href))
+ {
+ $file = "$href";
+ }
+ elsif (defined($EXTERNAL_DIR))
+ {
+ $file = "$EXTERNAL_DIR/$file";
+ }
+ elsif ($SPLIT)
+ {
+ $file = "../$file";
+ }
+ $file .= "/";
+ }
+ else
+ {# target not split
+ if (defined($href))
+ {
+ $file = "$href";
+ }
+ else
+ {
+ if (defined($EXTERNAL_DIR))
+ {
+ $file = "$EXTERNAL_DIR/$file";
+ }
+ elsif ($SPLIT)
+ {
+ $file = "../$file";
+ }
+ $file .= "." . $NODE_FILE_EXTENSION;
+ }
+ }
+ }
+ else
+ {
+ $file .= "/";
+ if (defined($EXTERNAL_DIR))
+ {
+ $file = $EXTERNAL_DIR . $file;
+ }
+ else
+ {
+ $file = '../' . $file;
+ }
+ }
+ }
+ else
+ { # here we necessarily have a ref to a node in the document, but the
+ # node is invalid
+ if ($NEW_CROSSREF_STYLE)
+ {
+ if (!$SPLIT)
+ {
+ $file = $TOP_FILE;
+ }
+ }
+ }
+ if ($node eq '')
+ {
+ if ($NEW_CROSSREF_STYLE)
+ {
+ if ($SPLIT)
+ {
+ return $file . $TOP_NODE_FILE . '.' . $NODE_FILE_EXTENSION . '#Top';
+ # or ?
+ #return $file . '#Top';
+ }
+ else
+ {
+ return $file . '#Top';
+ }
+ }
+ else
+ {
+ return $file;
+ }
+ }
+ my $target;
+ if ($NEW_CROSSREF_STYLE)
+ {
+ $node = $node_id;
+ $target = $node_xhtml_id;
+ }
+ else
+ {
+ $node = main::remove_texi($node);
+ $node =~ s/[^\w\.\-]/-/g;
+ }
+ my $file_basename = $node;
+ $file_basename = $TOP_NODE_FILE if ($node =~ /^top$/i);
+ if ($NEW_CROSSREF_STYLE)
+ {
+ if ($SPLIT)
+ {
+ return $file . $file_basename . ".$NODE_FILE_EXTENSION" . '#' . $target;
+ }
+ else
+ {
+ return $file . '#' . $target;
+ }
+ }
+ else
+ {
+ return $file . $file_basename . ".$NODE_FILE_EXTENSION";
+ }
+}
+# format a reference external to the generated manual. This produces a full
+# reference with introductive words and the reference itself.
+#
+# arguments:
+# type of the reference: xref (reference at the beginning of a sentence),
+# pxref (reference in a parenthesis),
+# section in the book. This might be undef.
+# book name.
+# node and file name formatted according to the convention used in info
+# '(file)node' and no node means the Top node.
+# href linking to the html page containing the referenced node. A typical
+# use for this href is a href attribute in an <a> element
+# an optionnal cross reference name
+sub t2h_default_external_ref($$$$$$)
+{
+ my $type = shift;
+ my $section = shift;
+ my $book = shift;
+ my $file_node = shift;
+ my $href = shift;
+ my $cross_ref = shift;
+
+ $file_node = "$cross_ref: $file_node" if (($file_node ne '') and ($cross_ref ne ''));
+ $file_node = &$anchor('', $href, $file_node) if ($file_node ne '');
+
+ # Yes, this is ugly, but this helps internationalization
+ if ($type eq 'pxref')
+ {
+ if (($book ne '') and ($file_node ne ''))
+ {
+ return &$I('see %{node_file_href} section `%{section}\' in @cite{%{book}}', { 'node_file_href' => $file_node, 'book' => $book, 'section' => $section }) if ($section ne '');
+ return &$I('see %{node_file_href} @cite{%{book}}', { 'node_file_href' => $file_node, 'book' => $book });
+ }
+ elsif ($book ne '')
+ {
+ return &$I('see section `%{section}\' in @cite{%{book}}', { 'book' => $book, 'section' => $section }) if ($section ne '');
+ return &$I('see @cite{%{book}}', { 'book' => $book });
+ }
+ elsif ($file_node ne '')
+ {
+ return &$I('see %{node_file_href}', { 'node_file_href' => $file_node });
+ }
+ }
+ if ($type eq 'xref')
+ {
+ if (($book ne '') and ($file_node ne ''))
+ {
+ return &$I('See %{node_file_href} section `%{section}\' in @cite{%{book}}', { 'node_file_href' => $file_node, 'book' => $book, 'section' => $section }) if ($section ne '');
+ return &$I('See %{node_file_href} @cite{%{book}}', { 'node_file_href' => $file_node, 'book' => $book });
+ }
+ elsif ($book ne '')
+ {
+ return &$I('See section `%{section}\' in @cite{%{book}}', { 'book' => $book, 'section' => $section }) if ($section ne '');
+ return &$I('See @cite{%{book}}', { 'book' => $book });
+ }
+ elsif ($file_node ne '')
+ {
+ return &$I('See %{node_file_href}', { 'node_file_href' => $file_node });
+ }
+ }
+ if ($type eq 'ref')
+ {
+ if (($book ne '') and ($file_node ne ''))
+ {
+ return &$I('%{node_file_href} section `%{section}\' in @cite{%{book}}', { 'node_file_href' => $file_node, 'book' => $book, 'section' => $section }) if ($section ne '');
+ return &$I('%{node_file_href} @cite{%{book}}', { 'node_file_href' => $file_node, 'book' => $book });
+ }
+ elsif ($book ne '')
+ {
+ return &$I('section `%{section}\' in @cite{%{book}}', { 'book' => $book, 'section' => $section }) if ($section ne '');
+ return &$I('@cite{%{book}}', { 'book' => $book });
+ }
+ elsif ($file_node ne '')
+ {
+ return &$I('%{node_file_href}', { 'node_file_href' => $file_node });
+ }
+ }
+ return '';
+}
+
+# format a reference to a node or a section in the generated manual. This
+# produces a full reference with introductive words and the reference itself.
+#
+# arguments:
+# type of the reference: xref (reference at the beginning of a sentence),
+# pxref (reference in a parenthesis),
+# href linking to the html page containing the node or the section. A typical
+# use for this href is a href attribute in an <a> element
+# short name for this reference
+# name for this reference
+# boolean true if the reference is a reference to a section
+#
+# $SHORT_REF should be used.
+sub t2h_default_internal_ref($$$$$)
+{
+ my $type = shift;
+ my $href = shift;
+ my $short_name = shift;
+ my $name = shift;
+ my $is_section = shift;
+
+ if (! $SHORT_REF)
+ {
+ $name = &$anchor('', $href, $name);
+ if ($type eq 'pxref')
+ {
+ return &$I('see section %{reference_name}', { 'reference_name' => $name }) if ($is_section);
+ return &$I('see %{reference_name}', { 'reference_name' => $name });
+ }
+ elsif ($type eq 'xref')
+ {
+ return &$I('See section %{reference_name}', { 'reference_name' => $name }) if ($is_section);
+ return &$I('See %{reference_name}', { 'reference_name' => $name });
+ }
+ elsif ($type eq 'ref')
+ {
+ return &$I('%{reference_name}', { 'reference_name' => $name });
+ }
+ }
+ else
+ {
+ $name = &$anchor('', $href, $short_name);
+ if ($type eq 'pxref')
+ {
+ return &$I('see %{reference_name}', { 'reference_name' => $name });
+ }
+ elsif ($type eq 'xref')
+ {
+ return &$I('See %{reference_name}', { 'reference_name' => $name });
+ }
+ elsif ($type eq 'ref')
+ {
+ return &$I('%{reference_name}', { 'reference_name' => $name });
+ }
+ }
+ return '';
+}
+
+# text after @item in table, vtable and ftable
+sub t2h_default_table_item($$$$$)
+{
+ my $text = shift;
+ my $index_label = shift;
+ my $format = shift;
+ my $command = shift;
+ my $formatted_command = shift;
+ $formatted_command = '' if (!defined($formatted_command) or
+ exists($special_list_commands{$format}->{$command}));
+ $text .= "\n" . $index_label if (defined($index_label));
+ return '<dt>' . $formatted_command . $text . '</dt>' . "\n";
+}
+
+# format text on the line following @item (in table, vtable and ftable)
+sub t2h_default_table_line($)
+{
+ my $text = shift;
+
+ if ($text =~ /\S/)
+ {
+ return '<dd>' . $text . '</dd>' . "\n";
+ }
+ return '';
+}
+
+# row in multitable
+sub t2h_default_row($$)
+{
+ my $text = shift;
+ my $macro = shift;
+
+ if ($text =~ /\S/)
+ {
+ if ($macro eq 'headitem')
+ {
+ return '<thead><tr>' . $text . '</tr></thead>' . "\n";
+ }
+ return '<tr>' . $text . '</tr>' . "\n";
+ }
+ return '';
+}
+
+# cell in multitable
+sub t2h_default_cell($$)
+{
+ my $text = shift;
+ my $row_macro = shift;
+
+ if ($row_macro eq 'headitem')
+ {
+ return '<th>' . $text . '</th>';
+ }
+ return '<td>' . $text . '</td>';
+}
+
+# format an item in a list
+#
+# argument:
+# text of the item
+# format of the list (itemize or enumerate)
+# command passed as argument to the format
+# formatted_command leading command formatted, if it is a thing command
+sub t2h_default_list_item($$$$$$$)
+{
+ my $text = shift;
+ my $format = shift;
+ my $command = shift;
+ my $formatted_command = shift;
+ my $item_nr = shift;
+ my $enumerate_style = shift;
+ my $number = shift;
+
+ $formatted_command = '' if (!defined($formatted_command) or
+ exists($special_list_commands{$format}->{$command}));
+ if ($text =~ /\S/)
+ {
+ return '<li>' . $formatted_command . $text . '</li>';
+ }
+ return '';
+}
+
+sub t2h_default_table_list($$$$$$)
+{
+ my $format = shift;
+ my $text = shift;
+ my $command = shift;
+ my $formatted_command = shift;
+ my $item_nr = shift;
+ my $enumerate_style = shift;
+ my $number = shift;
+ $formatted_command = '' if (!defined($formatted_command) or
+ exists($special_list_commands{$format}->{$command}));
+ if ($format eq 'itemize')
+ {
+ return "<ul>\n" . $text . "</ul>\n" if ($command eq 'bullet');
+ return "<ul$TOC_LIST_ATTRIBUTE>\n" . $text . "</ul>\n";
+ }
+}
+
+# an html comment
+sub t2h_default_comment($)
+{
+ my $text = shift;
+ while ($text =~ /-->/) # --> ends an html comment !
+ {
+ $text =~ s/-->/->/go;
+ }
+ return '<!--' . $text . '-->' . "\n";
+}
+
+# a paragraph
+# arguments:
+# $text of the paragraph
+# $align for the alignement
+# The following is usefull if the paragraph is in an itemize.
+# $paragraph_command is the leading formatting command (like @minus)
+# $paragraph_command_formatted is the leading formatting command formatted
+# $paragraph_number is a reference on the number of paragraphs appearing
+# in the format. The value should be increased if a paragraph is done
+# $format is the format name (@itemize)
+sub t2h_default_paragraph($$$$$$$$$)
+{
+ my $text = shift;
+ my $align = shift;
+ my $paragraph_command = shift;
+ my $paragraph_command_formatted = shift;
+ my $paragraph_number = shift;
+ my $format = shift;
+ my $item_nr = shift;
+ my $enumerate_style = shift;
+ my $number = shift;
+#print STDERR "format: $format\n" if (defined($format));
+ $paragraph_command_formatted = '' if (!defined($paragraph_command_formatted) or
+ exists($special_list_commands{$format}->{$paragraph_command}));
+ #my $in_term = shift;
+ return '' if ($text =~ /^\s*$/);
+ if (defined($paragraph_number) and defined($$paragraph_number))
+ {
+ $$paragraph_number++;
+ #return $text . "\n" if (($format eq 'itemize' or $format eq 'enumerate') and
+ return $text if (($format eq 'itemize' or $format eq 'enumerate') and
+ ($$paragraph_number == 1));
+ }
+ my $open = '<p>';
+ if ($align)
+ {
+ $open = "<p align=\"$paragraph_style{$align}\">";
+ }
+ return $open. "$text</p>";
+}
+
+# a preformatted region
+# arguments:
+# $text of the preformatted region
+# $pre_style css style
+# $class identifier for the preformatted region (example, menu-comment)
+# The following is usefull if the preformatted is in an itemize.
+# $leading_command is the leading formatting command (like @minus)
+# $leading_command_formatted is the leading formatting command formatted
+# $preformatted_number is a reference on the number of preformatteds appearing
+# in the format. The value should be increased if a preformatted is done
+sub t2h_default_preformatted($$$$$$$$$$)
+{
+ my $text = shift;
+ my $pre_style = shift;
+ my $class = shift;
+ my $leading_command = shift;
+ my $leading_command_formatted = shift;
+ my $preformatted_number = shift;
+ my $format = shift;
+ my $item_nr = shift;
+ my $enumerate_style = shift;
+ my $number = shift;
+
+ return '' if ($text eq '');
+ $leading_command_formatted = '' if (!defined($leading_command_formatted) or
+ exists($special_list_commands{$format}->{$leading_command}));
+ if (defined($preformatted_number) and defined($$preformatted_number))
+ {
+ $$preformatted_number++;
+ }
+ return "<pre class=\"$class\">$text</pre>";
+}
+
+# This function formats a heading for an element
+#
+# argument:
+# an element. It is a hash reference for a node or a sectionning command.
+# The interesting keys are:
+# 'text': the heading text
+# 'name': the heading text without section number
+# 'node': true if it is a node
+# 'level': level of the element. 0 for @top, 1 for chapter, heading,
+# appendix..., 2 for section and so on...
+# 'tag_level': the sectionning element name, raisesections and lowersections
+# taken into account
+#
+# relevant configuration variable:
+# $NUMBER_SECTIONS
+sub t2h_default_heading($)
+{
+ my $element = shift;
+ my $level = 3;
+ if (!$element->{'node'})
+ {
+ $level = $element->{'level'};
+ }
+ $level = 1 if ($level == 0);
+ my $text = $element->{'text'};
+ if (!$element->{'node'} and (!$NUMBER_SECTIONS))
+ {
+ $text = $element->{'name'};
+ }
+ return '' if ($text !~ /\S/);
+ my $class = $element->{'tag_level'};
+ $class = 'unnumbered' if ($class eq 'top');
+ if (defined($element->{'tocid'}) and $TOC_LINKS)
+ {
+ $text = &$anchor ('', "$Texi2HTML::THISDOC{'toc_file'}#$element->{'tocid'}", $text);
+ }
+ return "<h$level class=\"$class\"> $text </h$level>\n";
+}
+
+# formatting of raw regions
+# ih L2H is true another mechanism is used for tex
+sub t2h_default_raw($$)
+{
+ my $style = shift;
+ my $text = shift;
+ if ($style eq 'verbatim' or $style eq 'tex')
+ {
+ return "<pre class=\"$style\">" . &$protect_text($text) . '</pre>';
+ }
+ elsif ($style eq 'html')
+ {
+ return $text;
+ }
+ else
+ {
+ warn "$WARN (bug) unknown style $style\n";
+ return &$protect_text($text);
+ }
+}
+
+# This function formats a footnote reference and the footnote text associated
+# with a given footnote.
+# The footnote reference is the text appearing in the main document pointing
+# to the footnote text.
+#
+# arguments:
+# absolute number of the footnote (in the document)
+# relative number of the footnote (in the page)
+# identifier for the footnote
+# identifier for the footnote reference in the main document
+# main document file
+# footnote text file
+# array with the footnote text lines
+# the state. See menu entry.
+#
+# returns:
+# reference on an array containing the footnote text lines which should
+# have been updated
+# the text for the reference pointing on the footnote text
+sub t2h_default_foot_line_and_ref($$$$$$$)
+{
+ my $number_in_doc = shift;
+ my $number_in_page = shift;
+ my $footnote_id = shift;
+ my $place_id = shift;
+ my $document_file = shift;
+ my $footnote_file = shift;
+ my $lines = shift;
+ my $state = shift;
+
+ unshift (@$lines, '<h3>' .
+ &$anchor($footnote_id, $document_file . "#$place_id",
+ "($number_in_doc)")
+ . "</h3>\n");
+ return ($lines, &$anchor($place_id, $footnote_file . "#$footnote_id",
+ "($number_in_doc)"));
+}
+
+# formats a group of footnotes.
+#
+# argument:
+# array reference on the footnotes texts lines
+#
+# returns an array reference on the group of footnotes lines
+sub t2h_default_foot_section($)
+{
+ my $lines = shift;
+ unshift (@$lines, "<div class=\"footnote\">\n" ,"$DEFAULT_RULE\n", "<h3>" . &$I('Footnotes') . "</h3>\n");
+ push (@$lines, "</div>\n");
+ return $lines;
+}
+
+# format an image
+#
+# arguments:
+# image file name with path
+# image basename or alt text
+# a boolean true if we are in a preformatted format
+# image file name without path
+sub t2h_default_image($$$$)
+{
+ my $file = shift;
+ my $base = shift;
+ my $preformatted = shift;
+ my $file_name = shift;
+ return "[ $base ]" if ($preformatted);
+ return "<img src=\"$file\" alt=\"$base\">";
+}
+
+# address put in footer describing when was generated and who did the manual
+sub t2h_default_address($$)
+{
+ my $user = shift;
+ my $date = shift;
+ $user = '' if (!defined($user));
+ $date = '' if (!defined($date));
+ if (($user ne '') and ($date ne ''))
+ {
+ return &$I('by @emph{%{user}} on @emph{%{date}}', { 'user' => $user,
+ 'date' => $date });
+ }
+ elsif ($user ne '')
+ {
+ return &$I('by @emph{%{user}}', { 'user' => $user });
+ }
+ elsif ($date ne '')
+ {
+ return &$I('on @emph{%{date}}', { 'date' => $date });
+ }
+ return '';
+}
+
+# format a target in the main document for an index entry.
+#
+# arguments:
+# target identifier
+# boolean true if in preformatted format
+sub t2h_default_index_entry_label($$)
+{
+ my $identifier = shift;
+ my $preformatted = shift;
+
+ return '' if (!defined($identifier) or ($identifier !~ /\S/));
+ my $label = &$anchor($identifier);
+ return $label . "\n" if (!$preformatted);
+ return $label;
+}
+
+# process definition commands line @deffn for example
+sub t2h_default_def_line($$$$$)
+{
+ my $category = shift;
+ my $name = shift;
+ my $type = shift;
+ my $arguments = shift;
+ my $index_label = shift;
+ $index_label = '' if (!defined($index_label));
+ $name = '' if (!defined($name) or ($name =~ /^\s*$/));
+ $type = '' if (!defined($type) or $type =~ /^\s*$/);
+ if (!defined($arguments) or $arguments =~ /^\s*$/)
+ {
+ $arguments = '';
+ }
+ else
+ {
+ $arguments = '<i>' . $arguments . '</i>';
+ }
+ my $type_name = '';
+ $type_name = " $type" if ($type ne '');
+ $type_name .= ' <b>' . $name . '</b>' if ($name ne '');
+ $type_name .= $arguments . "\n";
+ if (! $DEF_TABLE)
+ {
+ return '<dt>'. '<u>' . $category . ':</u>' . $type_name . $index_label . "</dt>\n";
+ }
+ else
+ {
+
+ return "<tr>\n<td align=\"left\">" . $type_name .
+ "</td>\n<td align=\"right\">" . $category . $index_label . "</td>\n" . "</tr>\n";
+ }
+}
+
+# process definition commands line @deffn for example while removing texi
+# commands
+sub t2h_default_def_line_no_texi($$$$$)
+{
+ my $category = shift;
+ my $name = shift;
+ my $type = shift;
+ my $arguments = shift;
+ $name = '' if (!defined($name) or ($name =~ /^\s*$/));
+ $type = '' if (!defined($type) or $type =~ /^\s*$/);
+ if (!defined($arguments) or $arguments =~ /^\s*$/)
+ {
+ $arguments = '';
+ }
+ my $type_name = '';
+ $type_name = " $type" if ($type ne '');
+ $type_name .= ' ' . $name if ($name ne '');
+ $type_name .= $arguments;
+ if (! $DEF_TABLE)
+ {
+ return $category . ':' . $type_name . "\n";
+ }
+ else
+ {
+
+ return $type_name . " " . $category . "\n";
+ }
+}
+
+# a cartouche
+sub t2h_default_cartouche($$)
+{
+ my $text = shift;
+
+ if ($text =~ /\S/)
+ {
+ return "<table class=\"cartouche\" border=\"1\"><tr><td>\n" . $text . "</td></tr></table>\n";
+ }
+ return '';
+}
+
+# key:
+# origin_href:
+# entry:
+# texi entry:
+# element_href:
+# element_text:
+sub t2h_default_index_summary_file_entry ($$$$$$$$)
+{
+ my $index_name = shift;
+ my $key = shift;
+ my $origin_href = shift;
+ my $entry = shift;
+ my $texi_entry = shift;
+ my $element_href = shift;
+ my $element_text = shift;
+ my $is_printed = shift;
+ print IDXFILE "key: $key\n origin_href: $origin_href\n entry: $entry\n"
+ . " texi_entry: $texi_entry\n"
+ . " element_href: $element_href\n element_text: $element_text\n";
+}
+
+sub t2h_default_index_summary_file_begin($$)
+{
+ my $name = shift;
+ my $is_printed = shift;
+ open(IDXFILE, ">$Texi2HTML::THISDOC{'destination_directory'}$Texi2HTML::THISDOC{'file_base_name'}" . "_$name.idx")
+ || die "Can't open >$Texi2HTML::THISDOC{'destination_directory'}$Texi2HTML::THISDOC{'file_base_name'}" . "_$name.idx for writing: $!\n";
+}
+
+sub t2h_default_index_summary_file_end($$)
+{
+ my $name = shift;
+ my $is_printed = shift;
+ close (IDXFILE);
+}
+
+sub t2h_default_sp($$)
+{
+ my $number = shift;
+ my $preformatted = shift;
+ return "<br>\n" x $number if (!$preformatted);
+ return "\n" x $number;
+}
+
+sub t2h_default_acronym_like($$$$$$)
+{
+ my $command = shift;
+ my $acronym_texi = shift;
+ my $acronym_text = shift;
+ my $with_explanation = shift;
+ my $explanation_lines = shift;
+ my $explanation_text = shift;
+ my $explanation_unformatted = shift;
+
+ my $attribute = $command;
+ my $opening = "<$attribute>";
+ if (defined($explanation_unformatted))
+ {
+ $opening = "<$attribute title=\"$explanation_unformatted\">";
+ }
+ if ($with_explanation)
+ {
+ return &$I('%{acronym_like} (%{explanation})', {'acronym_like' => $opening . $acronym_text . "</$attribute>", 'explanation' => $explanation_text})
+ }
+ else
+ {
+ return $opening . $acronym_text . "</$attribute>";
+ }
+}
+
+sub t2h_default_quotation_prepend_text($$)
+{
+ my $style = shift;
+ my $text = shift;
+ return &$I('@b{%{quotation_arg}:} ', {'quotation_arg' => $text}, {'keep_texi' => 1}) if (defined($text));
+ return undef;
+}
+
+sub t2h_default_quotation($$$$)
+{
+ my $text = shift;
+ my $argument_text = shift;
+ my $argument_style_texi = shift;
+ my $argument_style_id = shift;
+# if (defined($argument_text))
+# {
+# return '<blockquote>' . &$I('%{style}:%{quotation}',
+# {'style' => $argument_text, 'quotation' => $text}) . '</blockquote>' ;
+# }
+ return '<blockquote>' . $text . "</blockquote>\n";
+}
+
+# format the text within a paragraph style format,
+#
+# argument:
+# format name
+# text within the format
+sub t2h_default_paragraph_style_command($$)
+{
+ my $format = shift;
+ my $text = shift;
+ return $text;
+}
+
+# format a whole index
+#
+# argument:
+# index text
+# index name
+sub t2h_default_print_index($$)
+{
+ my $text = shift;
+ my $name = shift;
+ return "<table border=\"0\" class=\"index-$name\">\n" .
+ "<tr><td></td><th align=\"left\">" . &$I('Index Entry') . "</th><th align=\"left\"> " . &$I('Section') . "</th></tr>\n"
+ . "<tr><td colspan=\"3\"> $DEFAULT_RULE</td></tr>\n" . $text .
+ "</table>\n";
+}
+
+# format a letter entry in an index page. The letter entry contains
+# the index entries for the words beginning with that letter. It is
+# a target for links pointing from the summary of the index.
+#
+# arguments:
+# the letter
+# identifier for the letter entry. This should be used to make the target
+# identifier
+# text of the index entries
+sub t2h_default_index_letter($$$)
+{
+ my $letter = shift;
+ my $id = shift;
+ my $text = shift;
+ return '<tr><th>' . &$anchor($id,'',&$protect_text($letter)) .
+ "</th><td></td><td></td></tr>\n" . $text .
+ "<tr><td colspan=\"3\"> $DEFAULT_RULE</td></tr>\n";
+}
+
+# format an index entry (in a letter entry).
+#
+# arguments:
+# href to the main text, linking to the place where the index entry appears
+# entry text
+# href to the main text, linking to the section or node where the index
+# entry appears
+# section or node heading
+sub t2h_default_index_entry($$$$)
+{
+ my $text_href = shift;
+ my $entry = shift;
+ my $element_href = shift;
+ my $element_text = shift;
+
+ return '<tr><td></td><td valign="top">' . &$anchor('', $text_href, $entry)
+ . '</td><td valign="top">' . &$anchor('', $element_href, $element_text)
+ . "</td></tr>\n";
+}
+
+
+sub t2h_default_copying_comment($)
+{
+ my $copying_lines = shift;
+ my $text = &$comment(main::remove_texi(@$copying_lines));
+ return $text;
+}
+# format a letter appearing in a summary for an index. The letter links to
+# the place where the index elements beginning with this letter are (called
+# a letter entry).
+#
+# arguments:
+# letter
+# file where the target letter entry is
+# identifier for the target letter entry
+sub t2h_default_summary_letter($$$)
+{
+ my $letter = shift;
+ my $file = shift;
+ my $identifier = shift;
+ return &$anchor('', $file . '#' . $identifier, '<b>' . &$protect_text($letter) . '</b>', 'class="summary-letter"');
+}
+
+# format an index summary. This is a list of letters linking to the letter
+# entries.
+#
+# arguments:
+# array reference containing the formatted alphabetical letters
+# array reference containing the formatted non lphabetical letters
+sub t2h_default_index_summary($$)
+{
+ my $alpha = shift;
+ my $nonalpha = shift;
+ my $join = '';
+ my $nonalpha_text = '';
+ my $alpha_text = '';
+ $join = " &nbsp; \n<br>\n" if (@$nonalpha and @$alpha);
+ if (@$nonalpha)
+ {
+ $nonalpha_text = join("\n &nbsp; \n", @$nonalpha) . "\n";
+ }
+ if (@$alpha)
+ {
+ $alpha_text = join("\n &nbsp; \n", @$alpha) . "\n &nbsp; \n";
+ }
+ return "<table><tr><th valign=\"top\">" . &$I('Jump to') .": &nbsp; </th><td>" .
+ $nonalpha_text . $join . $alpha_text . "</td></tr></table>\n";
+}
+
+1;
+
+require "$ENV{T2H_HOME}/texi2html.init"
+ if ($0 =~ /\.pl$/ &&
+ -e "$ENV{T2H_HOME}/texi2html.init" && -r "$ENV{T2H_HOME}/texi2html.init");
+
+my $translation_file = 'translations.pl'; # file containing all the translations
+my $T2H_OBSOLETE_STRINGS;
+require "$ENV{T2H_HOME}/$translation_file"
+ if ($0 =~ /\.pl$/ &&
+ -e "$ENV{T2H_HOME}/$translation_file" && -r "$ENV{T2H_HOME}/$translation_file");
+
+#
+$LANGUAGES->{'de'} = {
+ ' The buttons in the navigation panels have the following meaning:' => '',
+ ' where the @strong{ Example } assumes that the current position is at @strong{ Subsubsection One-Two-Three } of a document of the following structure:' => '',
+ ' Up ' => '',
+ '%{acronym_like} (%{explanation})' => '',
+ '%{month}, %{day} %{year}' => '',
+ '%{name} of %{class}' => '',
+ '%{name} on %{class}' => '',
+ '%{node_file_href}' => '',
+ '%{node_file_href} @cite{%{book}}' => '',
+ '%{node_file_href} section `%{section}\' in @cite{%{book}}' => '',
+ '%{reference_name}' => '',
+ '%{style} %{number}' => '',
+ '%{style}: %{caption_first_line}' => '',
+ '%{style}: %{shortcaption_first_line}' => '',
+ '@b{%{quotation_arg}:} ' => '',
+ '@cite{%{book}}' => '',
+ 'About This Document' => '@"Uber dieses Dokument',
+ 'April' => 'April',
+ 'August' => 'August',
+ 'Button' => '',
+ 'Contents' => '',
+ 'Current Position' => '',
+ 'December' => 'Dezember',
+ 'February' => 'Februar',
+ 'Footnotes' => 'Fu@ss{}noten',
+ 'From 1.2.3 go to' => '',
+ 'Go to' => '',
+ 'Index' => 'Index',
+ 'Index Entry' => '',
+ 'January' => 'Januar',
+ 'July' => 'Juli',
+ 'Jump to' => '',
+ 'June' => 'Juni',
+ 'March' => 'M@"arz',
+ 'May' => 'Mai',
+ 'Menu:' => '',
+ 'Name' => '',
+ 'Next' => '',
+ 'November' => 'November',
+ 'October' => 'Oktober',
+ 'Overview' => '',
+ 'Overview:' => '',
+ 'Prev' => '',
+ 'Section' => '',
+ 'Section One' => '',
+ 'See %{node_file_href}' => '',
+ 'See %{node_file_href} @cite{%{book}}' => '',
+ 'See %{node_file_href} section `%{section}\' in @cite{%{book}}' => '',
+ 'See %{reference_name}' => '',
+ 'See @cite{%{book}}' => '',
+ 'See section %{reference_name}' => '',
+ 'See section `%{section}\' in @cite{%{book}}' => '',
+ 'September' => 'September',
+ 'Short Table of Contents' => 'Kurzes Inhaltsverzeichniss',
+ 'Subsection One-Four' => '',
+ 'Subsection One-One' => '',
+ 'Subsection One-Three' => '',
+ 'Subsection One-Two' => '',
+ 'Subsubsection One-Two-Four' => '',
+ 'Subsubsection One-Two-One' => '',
+ 'Subsubsection One-Two-Three' => '',
+ 'Subsubsection One-Two-Two' => '',
+ 'T2H_today' => '',
+ 'Table of Contents' => 'Inhaltsverzeichniss',
+ 'This document was generated by @emph{%{user}} on @emph{%{date}} using @uref{%{program_homepage}, @emph{%{program}}}.' => '',
+ 'This document was generated by @emph{%{user}} using @uref{%{program_homepage}, @emph{%{program}}}.' => '',
+ 'This document was generated on @i{%{date}} using @uref{%{program_homepage}, @i{%{program}}}.' => '',
+ 'This document was generated using @uref{%{program_homepage}, @emph{%{program}}}.' => '',
+ 'Top' => '',
+ 'Untitled Document' => '',
+ 'about (help)' => '',
+ 'beginning of this chapter or previous chapter' => '',
+ 'by @emph{%{user}}' => '',
+ 'by @emph{%{user}} on @emph{%{date}}' => '',
+ 'cover (top) of document' => '',
+ 'current' => '',
+ 'current section' => '',
+ 'first section in reading order' => '',
+ 'following node' => '',
+ 'index' => '',
+ 'last section in reading order' => '',
+ 'next chapter' => '',
+ 'next node' => '',
+ 'next section in reading order' => '',
+ 'next section on same level' => '',
+ 'node following in node reading order' => '',
+ 'node up' => '',
+ 'on @emph{%{date}}' => '',
+ 'previous node' => '',
+ 'previous section in reading order' => '',
+ 'previous section on same level' => '',
+ 'section `%{section}\' in @cite{%{book}}' => '',
+ 'see %{node_file_href}' => '',
+ 'see %{node_file_href} @cite{%{book}}' => '',
+ 'see %{node_file_href} section `%{section}\' in @cite{%{book}}' => '',
+ 'see %{reference_name}' => '',
+ 'see @cite{%{book}}' => '',
+ 'see section %{reference_name}' => '',
+ 'see section `%{section}\' in @cite{%{book}}' => '',
+ 'short table of contents' => '',
+ 'table of contents' => '',
+ 'unknown' => '',
+ 'up node' => '',
+ 'up section' => ''
+ };
+
+$T2H_OBSOLETE_STRINGS->{'de'} = {
+ 'See' => 'Siehe',
+ 'section' => 'Abschnitt',
+ 'see' => 'siehe'
+ };
+
+
+$LANGUAGES->{'es'} = {
+ ' The buttons in the navigation panels have the following meaning:' => '',
+ ' where the @strong{ Example } assumes that the current position is at @strong{ Subsubsection One-Two-Three } of a document of the following structure:' => '',
+ ' Up ' => '',
+ '%{acronym_like} (%{explanation})' => '',
+ '%{month}, %{day} %{year}' => '',
+ '%{name} of %{class}' => '',
+ '%{name} on %{class}' => '',
+ '%{node_file_href}' => '',
+ '%{node_file_href} @cite{%{book}}' => '',
+ '%{node_file_href} section `%{section}\' in @cite{%{book}}' => '',
+ '%{reference_name}' => '',
+ '%{style} %{number}' => '',
+ '%{style}: %{caption_first_line}' => '',
+ '%{style}: %{shortcaption_first_line}' => '',
+ '@b{%{quotation_arg}:} ' => '',
+ '@cite{%{book}}' => '',
+ 'About This Document' => '',
+ 'April' => 'abril',
+ 'August' => 'agosto',
+ 'Button' => '',
+ 'Contents' => '',
+ 'Current Position' => '',
+ 'December' => 'diciembre',
+ 'February' => 'febrero',
+ 'Footnotes' => '',
+ 'From 1.2.3 go to' => '',
+ 'Go to' => '',
+ 'Index' => 'Index',
+ 'Index Entry' => '',
+ 'January' => 'enero',
+ 'July' => 'julio',
+ 'Jump to' => '',
+ 'June' => 'junio',
+ 'March' => 'marzo',
+ 'May' => 'mayo',
+ 'Menu:' => '',
+ 'Name' => '',
+ 'Next' => '',
+ 'November' => 'noviembre',
+ 'October' => 'octubre',
+ 'Overview' => '',
+ 'Overview:' => '',
+ 'Prev' => '',
+ 'Section' => '',
+ 'Section One' => '',
+ 'See %{node_file_href}' => '',
+ 'See %{node_file_href} @cite{%{book}}' => '',
+ 'See %{node_file_href} section `%{section}\' in @cite{%{book}}' => '',
+ 'See %{reference_name}' => '',
+ 'See @cite{%{book}}' => '',
+ 'See section %{reference_name}' => '',
+ 'See section `%{section}\' in @cite{%{book}}' => '',
+ 'September' => 'septiembre',
+ 'Short Table of Contents' => 'Resumen del Contenido',
+ 'Subsection One-Four' => '',
+ 'Subsection One-One' => '',
+ 'Subsection One-Three' => '',
+ 'Subsection One-Two' => '',
+ 'Subsubsection One-Two-Four' => '',
+ 'Subsubsection One-Two-One' => '',
+ 'Subsubsection One-Two-Three' => '',
+ 'Subsubsection One-Two-Two' => '',
+ 'T2H_today' => '',
+ 'Table of Contents' => '@\'{@dotless{I}}ndice General',
+ 'This document was generated by @emph{%{user}} on @emph{%{date}} using @uref{%{program_homepage}, @emph{%{program}}}.' => '',
+ 'This document was generated by @emph{%{user}} using @uref{%{program_homepage}, @emph{%{program}}}.' => '',
+ 'This document was generated on @i{%{date}} using @uref{%{program_homepage}, @i{%{program}}}.' => '',
+ 'This document was generated using @uref{%{program_homepage}, @emph{%{program}}}.' => '',
+ 'Top' => '',
+ 'Untitled Document' => '',
+ 'about (help)' => '',
+ 'beginning of this chapter or previous chapter' => '',
+ 'by @emph{%{user}}' => '',
+ 'by @emph{%{user}} on @emph{%{date}}' => '',
+ 'cover (top) of document' => '',
+ 'current' => '',
+ 'current section' => '',
+ 'first section in reading order' => '',
+ 'following node' => '',
+ 'index' => '',
+ 'last section in reading order' => '',
+ 'next chapter' => '',
+ 'next node' => '',
+ 'next section in reading order' => '',
+ 'next section on same level' => '',
+ 'node following in node reading order' => '',
+ 'node up' => '',
+ 'on @emph{%{date}}' => '',
+ 'previous node' => '',
+ 'previous section in reading order' => '',
+ 'previous section on same level' => '',
+ 'section `%{section}\' in @cite{%{book}}' => '',
+ 'see %{node_file_href}' => '',
+ 'see %{node_file_href} @cite{%{book}}' => '',
+ 'see %{node_file_href} section `%{section}\' in @cite{%{book}}' => '',
+ 'see %{reference_name}' => '',
+ 'see @cite{%{book}}' => '',
+ 'see section %{reference_name}' => '',
+ 'see section `%{section}\' in @cite{%{book}}' => '',
+ 'short table of contents' => '',
+ 'table of contents' => '',
+ 'unknown' => '',
+ 'up node' => '',
+ 'up section' => ''
+ };
+
+$T2H_OBSOLETE_STRINGS->{'es'} = {
+ 'See' => 'V@\'ease',
+ 'section' => 'secci@\'on',
+ 'see' => 'v@\'ase'
+ };
+
+
+$LANGUAGES->{'fr'} = {
+ ' The buttons in the navigation panels have the following meaning:' => ' Les boutons de navigation ont la signification suivante :',
+ ' where the @strong{ Example } assumes that the current position is at @strong{ Subsubsection One-Two-Three } of a document of the following structure:' => ' Dans cet exemple on est @`a @strong{ Sous section un-deux-trois } dans un document dont la structure est :',
+ ' Up ' => 'Plus haut',
+ '%{acronym_like} (%{explanation})' => '',
+ '%{month}, %{day} %{year}' => 'le %{day} %{month} %{year}',
+ '%{name} of %{class}' => '%{name} de %{class}',
+ '%{name} on %{class}' => '%{name} de %{class}',
+ '%{node_file_href}' => '',
+ '%{node_file_href} @cite{%{book}}' => '',
+ '%{node_file_href} section `%{section}\' in @cite{%{book}}' => '%{node_file_href} section `%{section}\' dans @cite{%{book}}',
+ '%{reference_name}' => '',
+ '%{style} %{number}' => '',
+ '%{style}: %{caption_first_line}' => '',
+ '%{style}: %{shortcaption_first_line}' => '',
+ '@b{%{quotation_arg}:} ' => '',
+ '@cite{%{book}}' => '',
+ 'About This Document' => 'A propos de ce document',
+ 'April' => 'Avril',
+ 'August' => 'Ao@^ut',
+ 'Button' => 'Bouton',
+ 'Contents' => 'Table des mati@`eres',
+ 'Current Position' => 'Position',
+ 'December' => 'D@\'ecembre',
+ 'February' => 'F@\'evrier',
+ 'Footnotes' => 'Notes de bas de page',
+ 'From 1.2.3 go to' => 'Depuis 1.2.3 aller @`a',
+ 'Go to' => 'Aller @`a',
+ 'Index' => 'Index',
+ 'Index Entry' => 'Entr@\'ee d\'index',
+ 'January' => 'Janvier',
+ 'July' => 'Juillet',
+ 'Jump to' => 'Aller @`a',
+ 'June' => 'Juin',
+ 'March' => 'Mars',
+ 'May' => 'Mai',
+ 'Menu:' => 'Menu@ :',
+ 'Name' => 'Nom',
+ 'Next' => 'Suivant',
+ 'November' => 'Novembre',
+ 'October' => 'Octobre',
+ 'Overview' => 'Vue d\'ensemble',
+ 'Overview:' => 'Vue d\'ensemble@ :',
+ 'Prev' => 'Pr@\'ec@\'edent',
+ 'Section' => '',
+ 'Section One' => 'Section un',
+ 'See %{node_file_href}' => 'Voir %{node_file_href}',
+ 'See %{node_file_href} @cite{%{book}}' => 'Voir %{node_file_href} @cite{%{book}}',
+ 'See %{node_file_href} section `%{section}\' in @cite{%{book}}' => 'Voir %{node_file_href} section `%{section}\' dans @cite{%{book}}',
+ 'See %{reference_name}' => 'Voir %{reference_name}',
+ 'See @cite{%{book}}' => 'Voir @cite{%{book}}',
+ 'See section %{reference_name}' => 'Voir la section %{reference_name}',
+ 'See section `%{section}\' in @cite{%{book}}' => 'Voir la section `%{section}\' dans @cite{%{book}}',
+ 'September' => 'Septembre',
+ 'Short Table of Contents' => 'R@\'esum@\'e du contenu',
+ 'Subsection One-Four' => 'Sous section un-quatre',
+ 'Subsection One-One' => 'Sous section un-un',
+ 'Subsection One-Three' => 'Sous section un-trois',
+ 'Subsection One-Two' => 'Sous section un-deux',
+ 'Subsubsection One-Two-Four' => 'Sous sous section un-deux-quatre',
+ 'Subsubsection One-Two-One' => 'Sous sous section un-deux-un',
+ 'Subsubsection One-Two-Three' => 'Sous sous section un-deux-trois',
+ 'Subsubsection One-Two-Two' => 'Sous sous section un-deux-deux',
+ 'T2H_today' => 'le %2$d %1$s %3$d',
+ 'Table of Contents' => 'Table des mati@`eres',
+ 'This document was generated by @emph{%{user}} on @emph{%{date}} using @uref{%{program_homepage}, @emph{%{program}}}.' => 'Ce document a @\'et@\'e g@\'en@\'er@\'e par @emph{%{user}} @emph{%{date}} en utilisant @uref{%{program_homepage}, @emph{%{program}}}.',
+ 'This document was generated by @emph{%{user}} using @uref{%{program_homepage}, @emph{%{program}}}.' => 'Ce document a @\'et@\'e g@\'en@\'er@\'e par @emph{%{user}} en utilisant @uref{%{program_homepage}, @emph{%{program}}}.',
+ 'This document was generated on @i{%{date}} using @uref{%{program_homepage}, @i{%{program}}}.' => '',
+ 'This document was generated using @uref{%{program_homepage}, @emph{%{program}}}.' => 'Ce document a @\'et@\'e g@\'en@\'er@\'e en utilisant @uref{%{program_homepage}, @emph{%{program}}}.',
+ 'Top' => '',
+ 'Untitled Document' => 'Document sans titre',
+ 'about (help)' => '@`a propos (page d\'aide)',
+ 'beginning of this chapter or previous chapter' => 'd@\'ebut de ce chapitre ou chapitre pr@\'ec@\'edent',
+ 'by @emph{%{user}}' => 'par @emph{%{user}}',
+ 'by @emph{%{user}} on @emph{%{date}}' => 'par @emph{%{user}} @emph{%{date}}',
+ 'cover (top) of document' => 'couverture (top) du document',
+ 'current' => 'courante',
+ 'current section' => 'section actuelle',
+ 'first section in reading order' => 'premi@`e section dans l\'ordre de lecture',
+ 'following node' => 'node suivant',
+ 'index' => 'index',
+ 'last section in reading order' => 'derni@`ere section dans l\'ordre de lecture',
+ 'next chapter' => 'chapitre suivant',
+ 'next node' => 'node suivant',
+ 'next section in reading order' => 'section suivante dans l\'ordre de lecture',
+ 'next section on same level' => 'section suivante au m@^eme niveau',
+ 'node following in node reading order' => 'node suivant dans l\'ordre des nodes',
+ 'node up' => 'node au dessus',
+ 'on @emph{%{date}}' => '@emph{%{date}}',
+ 'previous node' => 'node pr@\'ec@\'edent',
+ 'previous section in reading order' => 'section pr@\'ec@\'edente dans l\'ordre de lecture',
+ 'previous section on same level' => 'section pr@\'ec@\'edente au m@^eme niveau',
+ 'section `%{section}\' in @cite{%{book}}' => 'section `%{section}\' dans @cite{%{book}}',
+ 'see %{node_file_href}' => 'voir %{node_file_href}',
+ 'see %{node_file_href} @cite{%{book}}' => 'voir %{node_file_href} @cite{%{book}}',
+ 'see %{node_file_href} section `%{section}\' in @cite{%{book}}' => 'voir %{node_file_href} section `%{section}\' dans @cite{%{book}}',
+ 'see %{reference_name}' => 'voir %{reference_name}',
+ 'see @cite{%{book}}' => 'voir @cite{%{book}}',
+ 'see section %{reference_name}' => 'voir la section %{reference_name}',
+ 'see section `%{section}\' in @cite{%{book}}' => 'voir la section `%{section}\' dans @cite{{book}}',
+ 'short table of contents' => 'table des mati@`eres r@\'esum@\'ee',
+ 'table of contents' => 'table des mati@`eres',
+ 'unknown' => 'inconnu',
+ 'up node' => 'node au dessus',
+ 'up section' => 'section sup@\'erieure'
+ };
+
+$T2H_OBSOLETE_STRINGS->{'fr'} = {
+ ' This document was generated %{who_and_when_generated} using %{program_homepage_href}.' => ' Ce document a &eacute;t&eacute; g&eacute;n&eacute;r&eacute; %{who_and_when_generated} en utilisant %{program_homepage_href}.',
+ ' where the <strong> Example </strong> assumes that the current position is at <strong> Subsubsection One-Two-Three </strong> of a document of the following structure:' => ' Dans cet exemple on est &agrave; <strong> Sous section un-deux-trois </strong> dans un document dont la structure est :',
+ '%{node_file_href} section `%{section}\' in <cite>%{book}</cite>' => '%{node_file_href} section `%{section}\' dans <cite>%{book}</cite>',
+ 'See' => 'Voir',
+ 'See %{node_file_href} <cite>%{book}</cite>' => 'Voir %{node_file_href} <cite>%{book}</cite>',
+ 'See %{node_file_href} section `%{section}\' in <cite>%{book}</cite>' => 'Voir %{node_file_href} section `%{section}\' dans <cite>%{book}</cite>',
+ 'See <cite>%{book}</cite>' => 'Voir <cite>%{book}</cite>',
+ 'See section `%{section}\' in <cite>%{book}</cite>' => 'Voir la section `%{section}\' dans <cite>%{book}</cite>',
+ 'This document was generated by <i>%{user}</i> on <i>%{date}</i> using %{program_homepage_href}.' => 'Ce document a &eacute;t&eacute; g&eacute;n&eacute;r&eacute; par <i>%{user}</i> <i>%{date}</i> en utilisant %{program_homepage_href}.',
+ 'This document was generated by <i>%{user}</i> using %{program_homepage_href}.' => 'Ce document a &eacute;t&eacute; g&eacute;n&eacute;r&eacute; par <i>%{user}</i> en utilisant %{program_homepage_href}.',
+ 'This document was generated by @emph{%{user}} on @emph{%{date}} using %{program_homepage_href}.' => 'Ce document a @\'et@\'e g@\'en@\'er@\'e par @emph{%{user}} @emph{%{date}} en utilisant %{program_homepage_href}.',
+ 'This document was generated by @emph{%{user}} using %{program_homepage_href}.' => 'Ce document a @\'et@\'e g@\'en@\'er@\'e par @emph{%{user}} en utilisant %{program_homepage_href}.',
+ 'This document was generated on <i>%{date}</i> using %{program_homepage_href}.' => 'Ce document a &eacute;t&eacute; g&eacute;n&eacute;r&eacute; <i>%{date}</i> en utilisant %{program_homepage_href}.',
+ 'This document was generated on @emph{%{date}} using %{program_homepage_href}.' => 'Ce document a @\'et@\'e g@\'en@\'er@\'e @emph{%{date}} en utilisant %{program_homepage_href}.',
+ 'This document was generated on @emph{%{date}} using @uref{%{program_homepage}, @emph{%{program}}}.' => 'Ce document a @\'et@\'e g@\'en@\'er@\'e @emph{%{date}} en utilisant @uref{%{program_homepage}, @emph{%{program}}}.',
+ 'This document was generated using %{program_homepage_href}.' => 'Ce document a @\'et@\'e g@\'en@\'er@\'e en utilisant %{program_homepage_href}.',
+ 'about (this page)' => 'a propos (cette page)',
+ 'by <i>%{user}</i>' => 'par <i>%{user}</i>',
+ 'by <i>%{user}</i> on <i>%{date}</i>' => 'par <i>%{user}</i> <i>%{date}</i>',
+ 'concept index' => 'index',
+ 'on <i>%{date}</i>' => '<i>%{date}</i>',
+ 'section' => 'section',
+ 'section `%{section}\' in <cite>%{book}</cite>' => 'section `%{section}\' dans <cite>%{book}</cite>',
+ 'see' => 'voir',
+ 'see %{node_file_href} <cite>%{book}</cite>' => 'voir %{node_file_href} <cite>%{book}</cite>',
+ 'see %{node_file_href} section `%{section}\' in <cite>%{book}</cite>' => 'voir %{node_file_href} section `%{section}\' dans <cite>%{book}</cite>',
+ 'see <cite>%{book}</cite>' => 'voir <cite>%{book}</cite>',
+ 'see section `%{section}\' in <cite>%{book}</cite>' => 'voir la section `%{section}\' dans <cite>%{book}</cite>'
+ };
+
+
+$LANGUAGES->{'nl'} = {
+ ' The buttons in the navigation panels have the following meaning:' => '',
+ ' where the @strong{ Example } assumes that the current position is at @strong{ Subsubsection One-Two-Three } of a document of the following structure:' => '',
+ ' Up ' => '',
+ '%{acronym_like} (%{explanation})' => '',
+ '%{month}, %{day} %{year}' => '',
+ '%{name} of %{class}' => '',
+ '%{name} on %{class}' => '',
+ '%{node_file_href}' => '',
+ '%{node_file_href} @cite{%{book}}' => '',
+ '%{node_file_href} section `%{section}\' in @cite{%{book}}' => '',
+ '%{reference_name}' => '',
+ '%{style} %{number}' => '',
+ '%{style}: %{caption_first_line}' => '',
+ '%{style}: %{shortcaption_first_line}' => '',
+ '@b{%{quotation_arg}:} ' => '',
+ '@cite{%{book}}' => '',
+ 'About This Document' => 'No translation available!',
+ 'April' => 'April',
+ 'August' => 'Augustus',
+ 'Button' => '',
+ 'Contents' => '',
+ 'Current Position' => '',
+ 'December' => 'December',
+ 'February' => 'Februari',
+ 'Footnotes' => 'No translation available!',
+ 'From 1.2.3 go to' => '',
+ 'Go to' => '',
+ 'Index' => 'Index',
+ 'Index Entry' => '',
+ 'January' => 'Januari',
+ 'July' => 'Juli',
+ 'Jump to' => '',
+ 'June' => 'Juni',
+ 'March' => 'Maart',
+ 'May' => 'Mei',
+ 'Menu:' => '',
+ 'Name' => '',
+ 'Next' => '',
+ 'November' => 'November',
+ 'October' => 'Oktober',
+ 'Overview' => '',
+ 'Overview:' => '',
+ 'Prev' => '',
+ 'Section' => '',
+ 'Section One' => '',
+ 'See %{node_file_href}' => '',
+ 'See %{node_file_href} @cite{%{book}}' => '',
+ 'See %{node_file_href} section `%{section}\' in @cite{%{book}}' => '',
+ 'See %{reference_name}' => '',
+ 'See @cite{%{book}}' => '',
+ 'See section %{reference_name}' => '',
+ 'See section `%{section}\' in @cite{%{book}}' => '',
+ 'September' => 'September',
+ 'Short Table of Contents' => 'Korte inhoudsopgave',
+ 'Subsection One-Four' => '',
+ 'Subsection One-One' => '',
+ 'Subsection One-Three' => '',
+ 'Subsection One-Two' => '',
+ 'Subsubsection One-Two-Four' => '',
+ 'Subsubsection One-Two-One' => '',
+ 'Subsubsection One-Two-Three' => '',
+ 'Subsubsection One-Two-Two' => '',
+ 'T2H_today' => '',
+ 'Table of Contents' => 'Inhoudsopgave',
+ 'This document was generated by @emph{%{user}} on @emph{%{date}} using @uref{%{program_homepage}, @emph{%{program}}}.' => '',
+ 'This document was generated by @emph{%{user}} using @uref{%{program_homepage}, @emph{%{program}}}.' => '',
+ 'This document was generated on @i{%{date}} using @uref{%{program_homepage}, @i{%{program}}}.' => '',
+ 'This document was generated using @uref{%{program_homepage}, @emph{%{program}}}.' => '',
+ 'Top' => '',
+ 'Untitled Document' => '',
+ 'about (help)' => '',
+ 'beginning of this chapter or previous chapter' => '',
+ 'by @emph{%{user}}' => '',
+ 'by @emph{%{user}} on @emph{%{date}}' => '',
+ 'cover (top) of document' => '',
+ 'current' => '',
+ 'current section' => '',
+ 'first section in reading order' => '',
+ 'following node' => '',
+ 'index' => '',
+ 'last section in reading order' => '',
+ 'next chapter' => '',
+ 'next node' => '',
+ 'next section in reading order' => '',
+ 'next section on same level' => '',
+ 'node following in node reading order' => '',
+ 'node up' => '',
+ 'on @emph{%{date}}' => '',
+ 'previous node' => '',
+ 'previous section in reading order' => '',
+ 'previous section on same level' => '',
+ 'section `%{section}\' in @cite{%{book}}' => '',
+ 'see %{node_file_href}' => '',
+ 'see %{node_file_href} @cite{%{book}}' => '',
+ 'see %{node_file_href} section `%{section}\' in @cite{%{book}}' => '',
+ 'see %{reference_name}' => '',
+ 'see @cite{%{book}}' => '',
+ 'see section %{reference_name}' => '',
+ 'see section `%{section}\' in @cite{%{book}}' => '',
+ 'short table of contents' => '',
+ 'table of contents' => '',
+ 'unknown' => '',
+ 'up node' => '',
+ 'up section' => ''
+ };
+
+$T2H_OBSOLETE_STRINGS->{'nl'} = {
+ 'See' => 'Zie',
+ 'section' => 'sectie',
+ 'see' => 'zie'
+ };
+
+
+$LANGUAGES->{'no'} = {
+ ' The buttons in the navigation panels have the following meaning:' => '',
+ ' where the @strong{ Example } assumes that the current position is at @strong{ Subsubsection One-Two-Three } of a document of the following structure:' => '',
+ ' Up ' => '',
+ '%{acronym_like} (%{explanation})' => '',
+ '%{month}, %{day} %{year}' => '',
+ '%{name} of %{class}' => '',
+ '%{name} on %{class}' => '',
+ '%{node_file_href}' => '',
+ '%{node_file_href} @cite{%{book}}' => '',
+ '%{node_file_href} section `%{section}\' in @cite{%{book}}' => '',
+ '%{reference_name}' => '',
+ '%{style} %{number}' => '',
+ '%{style}: %{caption_first_line}' => '',
+ '%{style}: %{shortcaption_first_line}' => '',
+ '@b{%{quotation_arg}:} ' => '',
+ '@cite{%{book}}' => '',
+ 'About This Document' => 'No translation available!',
+ 'April' => 'april',
+ 'August' => 'august',
+ 'Button' => '',
+ 'Contents' => '',
+ 'Current Position' => '',
+ 'December' => 'desember',
+ 'February' => 'februar',
+ 'Footnotes' => 'No translation available!',
+ 'From 1.2.3 go to' => '',
+ 'Go to' => '',
+ 'Index' => 'Indeks',
+ 'Index Entry' => '',
+ 'January' => 'januar',
+ 'July' => 'juli',
+ 'Jump to' => '',
+ 'June' => 'juni',
+ 'March' => 'mars',
+ 'May' => 'mai',
+ 'Menu:' => '',
+ 'Name' => '',
+ 'Next' => '',
+ 'November' => 'november',
+ 'October' => 'oktober',
+ 'Overview' => '',
+ 'Overview:' => '',
+ 'Prev' => '',
+ 'Section' => '',
+ 'Section One' => '',
+ 'See %{node_file_href}' => '',
+ 'See %{node_file_href} @cite{%{book}}' => '',
+ 'See %{node_file_href} section `%{section}\' in @cite{%{book}}' => '',
+ 'See %{reference_name}' => '',
+ 'See @cite{%{book}}' => '',
+ 'See section %{reference_name}' => '',
+ 'See section `%{section}\' in @cite{%{book}}' => '',
+ 'September' => 'september',
+ 'Short Table of Contents' => 'Kort innholdsfortegnelse',
+ 'Subsection One-Four' => '',
+ 'Subsection One-One' => '',
+ 'Subsection One-Three' => '',
+ 'Subsection One-Two' => '',
+ 'Subsubsection One-Two-Four' => '',
+ 'Subsubsection One-Two-One' => '',
+ 'Subsubsection One-Two-Three' => '',
+ 'Subsubsection One-Two-Two' => '',
+ 'T2H_today' => '',
+ 'Table of Contents' => 'Innholdsfortegnelse',
+ 'This document was generated by @emph{%{user}} on @emph{%{date}} using @uref{%{program_homepage}, @emph{%{program}}}.' => '',
+ 'This document was generated by @emph{%{user}} using @uref{%{program_homepage}, @emph{%{program}}}.' => '',
+ 'This document was generated on @i{%{date}} using @uref{%{program_homepage}, @i{%{program}}}.' => '',
+ 'This document was generated using @uref{%{program_homepage}, @emph{%{program}}}.' => '',
+ 'Top' => '',
+ 'Untitled Document' => '',
+ 'about (help)' => '',
+ 'beginning of this chapter or previous chapter' => '',
+ 'by @emph{%{user}}' => '',
+ 'by @emph{%{user}} on @emph{%{date}}' => '',
+ 'cover (top) of document' => '',
+ 'current' => '',
+ 'current section' => '',
+ 'first section in reading order' => '',
+ 'following node' => '',
+ 'index' => '',
+ 'last section in reading order' => '',
+ 'next chapter' => '',
+ 'next node' => '',
+ 'next section in reading order' => '',
+ 'next section on same level' => '',
+ 'node following in node reading order' => '',
+ 'node up' => '',
+ 'on @emph{%{date}}' => '',
+ 'previous node' => '',
+ 'previous section in reading order' => '',
+ 'previous section on same level' => '',
+ 'section `%{section}\' in @cite{%{book}}' => '',
+ 'see %{node_file_href}' => '',
+ 'see %{node_file_href} @cite{%{book}}' => '',
+ 'see %{node_file_href} section `%{section}\' in @cite{%{book}}' => '',
+ 'see %{reference_name}' => '',
+ 'see @cite{%{book}}' => '',
+ 'see section %{reference_name}' => '',
+ 'see section `%{section}\' in @cite{%{book}}' => '',
+ 'short table of contents' => '',
+ 'table of contents' => '',
+ 'unknown' => '',
+ 'up node' => '',
+ 'up section' => ''
+ };
+
+$T2H_OBSOLETE_STRINGS->{'no'} = {
+ 'See' => 'Se',
+ 'section' => 'avsnitt',
+ 'see' => 'se'
+ };
+
+
+$LANGUAGES->{'pt'} = {
+ ' The buttons in the navigation panels have the following meaning:' => '',
+ ' where the @strong{ Example } assumes that the current position is at @strong{ Subsubsection One-Two-Three } of a document of the following structure:' => '',
+ ' Up ' => '',
+ '%{acronym_like} (%{explanation})' => '',
+ '%{month}, %{day} %{year}' => '',
+ '%{name} of %{class}' => '',
+ '%{name} on %{class}' => '',
+ '%{node_file_href}' => '',
+ '%{node_file_href} @cite{%{book}}' => '',
+ '%{node_file_href} section `%{section}\' in @cite{%{book}}' => '',
+ '%{reference_name}' => '',
+ '%{style} %{number}' => '',
+ '%{style}: %{caption_first_line}' => '',
+ '%{style}: %{shortcaption_first_line}' => '',
+ '@b{%{quotation_arg}:} ' => '',
+ '@cite{%{book}}' => '',
+ 'About This Document' => '',
+ 'April' => 'Abril',
+ 'August' => 'Agosto',
+ 'Button' => '',
+ 'Contents' => '',
+ 'Current Position' => '',
+ 'December' => 'Dezembro',
+ 'February' => 'Fevereiro',
+ 'Footnotes' => '',
+ 'From 1.2.3 go to' => '',
+ 'Go to' => '',
+ 'Index' => '@\'Indice',
+ 'Index Entry' => '',
+ 'January' => 'Janeiro',
+ 'July' => 'Julho',
+ 'Jump to' => '',
+ 'June' => 'Junho',
+ 'March' => 'Mar@,{c}o',
+ 'May' => 'Maio',
+ 'Menu:' => '',
+ 'Name' => '',
+ 'Next' => '',
+ 'November' => 'Novembro',
+ 'October' => 'Outubro',
+ 'Overview' => '',
+ 'Overview:' => '',
+ 'Prev' => '',
+ 'Section' => '',
+ 'Section One' => '',
+ 'See %{node_file_href}' => '',
+ 'See %{node_file_href} @cite{%{book}}' => '',
+ 'See %{node_file_href} section `%{section}\' in @cite{%{book}}' => '',
+ 'See %{reference_name}' => '',
+ 'See @cite{%{book}}' => '',
+ 'See section %{reference_name}' => '',
+ 'See section `%{section}\' in @cite{%{book}}' => '',
+ 'September' => 'Setembro',
+ 'Short Table of Contents' => 'Breve Sum@\'ario',
+ 'Subsection One-Four' => '',
+ 'Subsection One-One' => '',
+ 'Subsection One-Three' => '',
+ 'Subsection One-Two' => '',
+ 'Subsubsection One-Two-Four' => '',
+ 'Subsubsection One-Two-One' => '',
+ 'Subsubsection One-Two-Three' => '',
+ 'Subsubsection One-Two-Two' => '',
+ 'T2H_today' => '',
+ 'Table of Contents' => 'Sum@\'ario',
+ 'This document was generated by @emph{%{user}} on @emph{%{date}} using @uref{%{program_homepage}, @emph{%{program}}}.' => '',
+ 'This document was generated by @emph{%{user}} using @uref{%{program_homepage}, @emph{%{program}}}.' => '',
+ 'This document was generated on @i{%{date}} using @uref{%{program_homepage}, @i{%{program}}}.' => '',
+ 'This document was generated using @uref{%{program_homepage}, @emph{%{program}}}.' => '',
+ 'Top' => '',
+ 'Untitled Document' => '',
+ 'about (help)' => '',
+ 'beginning of this chapter or previous chapter' => '',
+ 'by @emph{%{user}}' => '',
+ 'by @emph{%{user}} on @emph{%{date}}' => '',
+ 'cover (top) of document' => '',
+ 'current' => '',
+ 'current section' => '',
+ 'first section in reading order' => '',
+ 'following node' => '',
+ 'index' => '',
+ 'last section in reading order' => '',
+ 'next chapter' => '',
+ 'next node' => '',
+ 'next section in reading order' => '',
+ 'next section on same level' => '',
+ 'node following in node reading order' => '',
+ 'node up' => '',
+ 'on @emph{%{date}}' => '',
+ 'previous node' => '',
+ 'previous section in reading order' => '',
+ 'previous section on same level' => '',
+ 'section `%{section}\' in @cite{%{book}}' => '',
+ 'see %{node_file_href}' => '',
+ 'see %{node_file_href} @cite{%{book}}' => '',
+ 'see %{node_file_href} section `%{section}\' in @cite{%{book}}' => '',
+ 'see %{reference_name}' => '',
+ 'see @cite{%{book}}' => '',
+ 'see section %{reference_name}' => '',
+ 'see section `%{section}\' in @cite{%{book}}' => '',
+ 'short table of contents' => '',
+ 'table of contents' => '',
+ 'unknown' => '',
+ 'up node' => '',
+ 'up section' => ''
+ };
+
+$T2H_OBSOLETE_STRINGS->{'pt'} = {
+ 'See' => 'Veja',
+ 'section' => 'Se@,{c}@~ao',
+ 'see' => 'veja'
+ };
+
+
+$LANGUAGES->{'en'} = {
+ ' The buttons in the navigation panels have the following meaning:' => '',
+ ' where the @strong{ Example } assumes that the current position is at @strong{ Subsubsection One-Two-Three } of a document of the following structure:' => '',
+ ' Up ' => '',
+ '%{acronym_like} (%{explanation})' => '',
+ '%{month}, %{day} %{year}' => '',
+ '%{name} of %{class}' => '',
+ '%{name} on %{class}' => '',
+ '%{node_file_href}' => '',
+ '%{node_file_href} @cite{%{book}}' => '',
+ '%{node_file_href} section `%{section}\' in @cite{%{book}}' => '',
+ '%{reference_name}' => '',
+ '%{style} %{number}' => '',
+ '%{style}: %{caption_first_line}' => '',
+ '%{style}: %{shortcaption_first_line}' => '',
+ '@b{%{quotation_arg}:} ' => '',
+ '@cite{%{book}}' => '',
+ 'About This Document' => '',
+ 'April' => '',
+ 'August' => '',
+ 'Button' => '',
+ 'Contents' => '',
+ 'Current Position' => '',
+ 'December' => '',
+ 'February' => '',
+ 'Footnotes' => '',
+ 'From 1.2.3 go to' => '',
+ 'Go to' => '',
+ 'Index' => '',
+ 'Index Entry' => '',
+ 'January' => '',
+ 'July' => '',
+ 'Jump to' => '',
+ 'June' => '',
+ 'March' => '',
+ 'May' => '',
+ 'Menu:' => '',
+ 'Name' => '',
+ 'Next' => '',
+ 'November' => '',
+ 'October' => '',
+ 'Overview' => '',
+ 'Overview:' => '',
+ 'Prev' => '',
+ 'Section' => '',
+ 'Section One' => '',
+ 'See %{node_file_href}' => '',
+ 'See %{node_file_href} @cite{%{book}}' => '',
+ 'See %{node_file_href} section `%{section}\' in @cite{%{book}}' => '',
+ 'See %{reference_name}' => '',
+ 'See @cite{%{book}}' => '',
+ 'See section %{reference_name}' => '',
+ 'See section `%{section}\' in @cite{%{book}}' => '',
+ 'September' => '',
+ 'Short Table of Contents' => '',
+ 'Subsection One-Four' => '',
+ 'Subsection One-One' => '',
+ 'Subsection One-Three' => '',
+ 'Subsection One-Two' => '',
+ 'Subsubsection One-Two-Four' => '',
+ 'Subsubsection One-Two-One' => '',
+ 'Subsubsection One-Two-Three' => '',
+ 'Subsubsection One-Two-Two' => '',
+ 'T2H_today' => '%s, %d %d',
+ 'Table of Contents' => '',
+ 'This document was generated by @emph{%{user}} on @emph{%{date}} using @uref{%{program_homepage}, @emph{%{program}}}.' => '',
+ 'This document was generated by @emph{%{user}} using @uref{%{program_homepage}, @emph{%{program}}}.' => '',
+ 'This document was generated on @i{%{date}} using @uref{%{program_homepage}, @i{%{program}}}.' => '',
+ 'This document was generated using @uref{%{program_homepage}, @emph{%{program}}}.' => '',
+ 'Top' => '',
+ 'Untitled Document' => '',
+ 'about (help)' => '',
+ 'beginning of this chapter or previous chapter' => '',
+ 'by @emph{%{user}}' => '',
+ 'by @emph{%{user}} on @emph{%{date}}' => '',
+ 'cover (top) of document' => '',
+ 'current' => '',
+ 'current section' => '',
+ 'first section in reading order' => '',
+ 'following node' => '',
+ 'index' => '',
+ 'last section in reading order' => '',
+ 'next chapter' => '',
+ 'next node' => '',
+ 'next section in reading order' => '',
+ 'next section on same level' => '',
+ 'node following in node reading order' => '',
+ 'node up' => '',
+ 'on @emph{%{date}}' => '',
+ 'previous node' => '',
+ 'previous section in reading order' => '',
+ 'previous section on same level' => '',
+ 'section `%{section}\' in @cite{%{book}}' => '',
+ 'see %{node_file_href}' => '',
+ 'see %{node_file_href} @cite{%{book}}' => '',
+ 'see %{node_file_href} section `%{section}\' in @cite{%{book}}' => '',
+ 'see %{reference_name}' => '',
+ 'see @cite{%{book}}' => '',
+ 'see section %{reference_name}' => '',
+ 'see section `%{section}\' in @cite{%{book}}' => '',
+ 'short table of contents' => '',
+ 'table of contents' => '',
+ 'unknown' => '',
+ 'up node' => '',
+ 'up section' => ''
+ };
+
+$T2H_OBSOLETE_STRINGS->{'en'} = {};
+
+
+my $index_name = -1;
+my @index_to_hash = ('style_map', 'style_map_pre', 'style_map_texi');
+foreach my $hash (\%style_map, \%style_map_pre, \%style_map_texi, \%unformatted_text_style_map_texi)
+{
+ $index_name++;
+ my $name = $index_to_hash[$index_name];
+ foreach my $style (keys(%{$hash}))
+ {
+ next unless (ref($hash->{$style}) eq 'HASH');
+ $hash->{$style}->{'args'} = ['normal'] if (!exists($hash->{$style}->{'args'}));
+ die "Bug: args not defined for $style in $name" if (!defined($hash->{$style}->{'args'}));
+#print STDERR "DEFAULT($name, $hash) add normal as arg for $style ($hash->{$style}), $hash->{$style}->{'args'}\n";
+ }
+}
+
+sub t2h_utf8_accent($$)
+{
+ my $accent = shift;
+ my $args = shift;
+ my $style_stack = shift;
+
+ my $text = $args->[0];
+
+ if ($accent eq 'dotless')
+ { # \x{0131}\x{0308} for @dotless{i} @" doesn't lead to NFC 00ef.
+ if (($text eq 'i') and (!defined($style_stack->[-2]) or (!defined($unicode_accents{$style_stack->[-2]})) or ($style_stack->[-2] eq 'tieaccent')))
+ {
+ return "\x{0131}";
+ }
+ #return "\x{}" if ($text eq 'j'); # not found !
+ return $text;
+ }
+
+ return Unicode::Normalize::NFC($text . chr(hex($unicode_diacritical{$accent})))
+ if (defined($unicode_diacritical{$accent}));
+ return ascii_accents($text, $accent);
+}
+
+sub t2h_utf8_normal_text($)
+{
+ my $text = shift;
+ $text =~ s/---/\x{2014}/g;
+ $text =~ s/--/\x{2013}/g;
+ $text =~ s/``/\x{201C}/g;
+ $text =~ s/''/\x{201D}/g;
+ return $text;
+}
+
+sub t2h_cross_manual_normal_text($)
+{
+ my $text = shift;
+ $text = main::normalise_space($text);
+ my $result = '';
+ while ($text ne '')
+ {
+ if ($text =~ s/^([A-Za-z0-9]+)//o)
+ {
+ $result .= $1;
+ }
+ elsif ($text =~ s/^ //o)
+ {
+ $result .= '-';
+ }
+ elsif ($text =~ s/^(.)//o)
+ {
+ if (exists($ascii_character_map{$1}))
+ {
+ $result .= '_' . lc($ascii_character_map{$1});
+ }
+ elsif ($USE_UNICODE)
+ {
+ $result .= $1;
+ }
+ else
+ {
+ $result .= '_' . '00' . lc(sprintf("%02x",ord($1)));
+ }
+ }
+ else
+ {
+ print STDERR "Bug: unknown character in node (likely in infinite loop)\n";
+ sleep 1;
+ }
+ }
+
+ return $result;
+}
+
+sub t2h_nounicode_cross_manual_accent($$)
+{
+ my $accent = shift;
+ my $args = shift;
+
+ my $text = $args->[0];
+
+ return '_' . lc($unicode_accents{$accent}->{$text})
+ if (defined($unicode_accents{$accent}->{$text}));
+ return ($text . '_' . lc($unicode_diacritical{$accent}))
+ if (defined($unicode_diacritical{$accent}));
+ return ascii_accents($text, $accent);
+}
+
+$USE_UNICODE = '0';
+if ($USE_UNICODE eq '0')
+{
+ $USE_UNICODE = 1;
+ eval {
+ require Encode;
+ require Unicode::Normalize;
+ Encode->import('encode');
+ };
+ $USE_UNICODE = 0 if ($@);
+}
+
+}
+
+use vars qw(
+%value
+);
+
+# This is deprecated
+#our %user_sub;
+
+# variables which might be redefined by the user but aren't likely to be
+# they seem to be in the main namespace
+use vars qw(
+$index_properties
+%predefined_index
+%valid_index
+%sec2level
+%code_style_map
+%region_lines
+);
+
+# Some global variables are set in the script, and used in the subroutines
+# they are in the Texi2HTML namespace, thus prefixed with Texi2HTML::.
+# see texi2html.init for details.
+
+#+++############################################################################
+# #
+# Initialization #
+# Pasted content of File $(srcdir)/MySimple.pm: Command-line processing #
+# #
+#---############################################################################
+
+# leave this within comments, and keep the require statement
+# This way, you can directly run texi2html.pl, if $ENV{T2H_HOME}/texi2html.init
+# exists.
+
+#
+package Getopt::MySimple;
+
+# Name:
+# Getopt::MySimple.
+#
+# Documentation:
+# POD-style (incomplete) documentation is in file MySimple.pod
+#
+# Tabs:
+# 4 spaces || die.
+#
+# Author:
+# Ron Savage rpsavage@ozemail.com.au.
+# 1.00 19-Aug-97 Initial version.
+# 1.10 13-Oct-97 Add arrays of switches (eg '=s@').
+# 1.20 3-Dec-97 Add 'Help' on a per-switch basis.
+# 1.30 11-Dec-97 Change 'Help' to 'verbose'. Make all hash keys lowercase.
+# 1.40 10-Nov-98 Change width of help report. Restructure tests.
+# 1-Jul-00 Modifications for Texi2html
+
+# --------------------------------------------------------------------------
+# Locally modified by obachman (Display type instead of env, order by cmp)
+# $Id: MySimple.pm,v 1.4 2004/02/10 00:12:42 pertusus Exp $
+
+# use strict;
+# no strict 'refs';
+
+use vars qw(@EXPORT @EXPORT_OK @ISA);
+use vars qw($fieldWidth $opt $VERSION);
+
+use Exporter();
+use Getopt::Long;
+
+@ISA = qw(Exporter);
+@EXPORT = qw();
+@EXPORT_OK = qw($opt); # An alias for $self -> {'opt'}.
+
+# --------------------------------------------------------------------------
+
+$fieldWidth = 20;
+$VERSION = '1.41';
+
+# --------------------------------------------------------------------------
+
+sub byOrder
+{
+ my($self) = @_;
+
+ return uc($a) cmp (uc($b));
+}
+
+# --------------------------------------------------------------------------
+
+sub dumpOptions
+{
+ my($self) = @_;
+
+ print 'Option', ' ' x ($fieldWidth - length('Option') ), "Value\n";
+
+ for (sort byOrder keys(%{$self -> {'opt'} }) )
+ {
+ print "-$_", ' ' x ($fieldWidth - (1 + length) ), "${$self->{'opt'} }{$_}\n";
+ }
+
+ print "\n";
+
+} # End of dumpOptions.
+
+# --------------------------------------------------------------------------
+# Return:
+# 0 -> Error.
+# 1 -> Ok.
+
+sub getOptions
+{
+ push(@_, 0) if ($#_ == 2); # Default for $ignoreCase is 0.
+ push(@_, 1) if ($#_ == 3); # Default for $helpThenExit is 1.
+
+ my($self, $default, $helpText, $versionText,
+ $helpThenExit, $versionThenExit, $ignoreCase) = @_;
+
+ $helpThenExit = 1 unless (defined($helpThenExit));
+ $versionThenExit = 1 unless (defined($versionThenExit));
+ $ignoreCase = 0 unless (defined($ignoreCase));
+
+ $self -> {'default'} = $default;
+ $self -> {'helpText'} = $helpText;
+ $self -> {'versionText'} = $versionText;
+ $Getopt::Long::ignorecase = $ignoreCase;
+
+ unless (defined($self -> {'default'}{'help'}))
+ {
+ $self -> {'default'}{'help'} =
+ {
+ type => ':i',
+ default => '',
+ linkage => sub {$self->helpOptions($_[1]); sleep 5;exit (0) if $helpThenExit;},
+ verbose => "print help and exit"
+ };
+ }
+
+ unless (defined($self -> {'default'}{'version'}))
+ {
+ $self -> {'default'}{'version'} =
+ {
+ type => '',
+ default => '',
+ linkage => sub {print $self->{'versionText'}; exit (0) if $versionThenExit;},
+ verbose => "print version and exit"
+ };
+ }
+
+ for (keys(%{$self -> {'default'} }) )
+ {
+ my $type = ${$self -> {'default'} }{$_}{'type'};
+ push(@{$self -> {'type'} }, "$_$type");
+ $self->{'opt'}->{$_} = ${$self -> {'default'} }{$_}{'linkage'}
+ if ${$self -> {'default'} }{$_}{'linkage'};
+ }
+
+ my($result) = &GetOptions($self -> {'opt'}, @{$self -> {'type'} });
+
+ return $result unless $result;
+
+ for (keys(%{$self -> {'default'} }) )
+ {
+ if (! defined(${$self -> {'opt'} }{$_})) #{
+ {
+ ${$self -> {'opt'} }{$_} = ${$self -> {'default'} }{$_}{'default'};
+ }
+ }
+
+ $result;
+} # End of getOptions.
+
+# --------------------------------------------------------------------------
+
+sub helpOptions
+{
+ my($self) = shift;
+ my($noHelp) = shift;
+ $noHelp = 0 unless $noHelp;
+ my($optwidth, $typewidth, $defaultwidth, $maxlinewidth, $valind, $valwidth)
+ = (10, 5, 9, 78, 4, 11);
+
+ print "$self->{'helpText'}" if ($self -> {'helpText'});
+
+ print ' Option', ' ' x ($optwidth - length('Option') -1 ),
+ 'Type', ' ' x ($typewidth - length('Type') + 1),
+ 'Default', ' ' x ($defaultwidth - length('Default') ),
+ "Description\n";
+
+ for (sort byOrder keys(%{$self -> {'default'} }) )
+ {
+ my($line, $help, $option, $val);
+ $option = $_;
+ next if ${$self->{'default'} }{$_}{'noHelp'} && ${$self->{'default'} }{$_}{'noHelp'} > $noHelp;
+ #$line = " -$_" . ' ' x ($optwidth - (2 + length) ) .
+ # "${$self->{'default'} }{$_}{'type'} ".
+ # ' ' x ($typewidth - (1+length(${$self -> {'default'} }{$_}{'type'}) ));
+ $line = " --$_" . "${$self->{'default'} }{$_}{'type'}".
+ ' ' x ($typewidth - (1+length(${$self -> {'default'} }{$_}{'type'}) ));
+
+ $val = ${$self->{'default'} }{$_}{'linkage'};
+ if ($val)
+ {
+ if (ref($val) eq 'SCALAR')
+ {
+ $val = $$val;
+ }
+ else
+ {
+ $val = '';
+ }
+ }
+ else
+ {
+ $val = ${$self->{'default'} }{$_}{'default'};
+ }
+ $line .= "$val ";
+ $line .= ' ' x ($optwidth + $typewidth + $defaultwidth + 1 - length($line));
+
+ if (defined(${$self -> {'default'} }{$_}{'verbose'}) &&
+ ${$self -> {'default'} }{$_}{'verbose'} ne '')
+ {
+ $help = "${$self->{'default'} }{$_}{'verbose'}";
+ }
+ else
+ {
+ $help = ' ';
+ }
+ if ((length("$line") + length($help)) < $maxlinewidth)
+ {
+ print $line , $help, "\n";
+ }
+ else
+ {
+ print $line, "\n", ' ' x $valind, $help, "\n";
+ }
+ for $val (sort byOrder keys(%{${$self->{'default'}}{$option}{'values'}}))
+ {
+ print ' ' x ($valind + 2);
+ print $val, ' ', ' ' x ($valwidth - length($val) - 2);
+ print ${$self->{'default'}}{$option}{'values'}{$val}, "\n";
+ }
+ }
+
+ print <<EOT;
+Note: 'Options' may be abbreviated. 'Type' specifications mean:
+ <none>| ! no argument: variable is set to 1 on -foo (or, to 0 on -nofoo)
+ =s | :s mandatory (or, optional) string argument
+ =i | :i mandatory (or, optional) integer argument
+EOT
+} # End of helpOptions.
+
+#-------------------------------------------------------------------
+
+sub new
+{
+ my($class) = @_;
+ my($self) = {};
+ $self -> {'default'} = {};
+ $self -> {'helpText'} = '';
+ $self -> {'opt'} = {};
+ $opt = $self -> {'opt'}; # An alias for $self -> {'opt'}.
+ $self -> {'type'} = ();
+
+ return bless $self, $class;
+
+} # End of new.
+
+# --------------------------------------------------------------------------
+
+1;
+
+# End MySimple.pm
+
+require "$ENV{T2H_HOME}/MySimple.pm"
+ if ($0 =~ /\.pl$/ &&
+ -e "$ENV{T2H_HOME}/MySimple.pm" && -r "$ENV{T2H_HOME}/MySimple.pm");
+
+#+++############################################################################
+# #
+# Initialization #
+# Pasted content of File $(srcdir)/T2h_i18n.pm: Internationalisation #
+# #
+#---############################################################################
+
+# leave this within comments, and keep the require statement
+# This way, you can directly run texi2html.pl, if $ENV{T2H_HOME}/T2h_i18n.pm
+# exists.
+
+#
+#+##############################################################################
+#
+# T2h_i18n.pm: Internationalization for texi2html
+#
+# Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+#
+#-##############################################################################
+
+# This requires perl version 5 or higher
+require 5.0;
+
+package Texi2HTML::I18n;
+
+use strict;
+
+use vars qw(
+@ISA
+@EXPORT
+);
+
+use Exporter;
+@ISA = qw(Exporter);
+@EXPORT = qw(pretty_date);
+
+my $language;
+my $i18n_dir = 'i18n'; # name of the directory containing the per language files
+#my $translation_file = 'translations.pl'; # file containing all the translations
+#my @known_languages = ('de', 'nl', 'es', 'no', 'pt', 'fr'); # The supported
+ # languages
+
+########################################################################
+# Language dependencies:
+# To add a new language extend the WORDS hash and create $T2H_<...>_WORDS hash
+# To redefine one word, simply do:
+# $T2h_i18n::T2H_LANGUAGES->{<language>}->{<word>} = 'whatever' in your personal init file.
+#
+my $T2H_WORDS_EN =
+{
+ # titles of pages
+ #'Table of Contents' => 'Table of Contents',
+ #'Short Table of Contents' => 'Short Table of Contents',
+ #'Index' => 'Index',
+ #'About This Document' => 'About This Document',
+ #'Footnotes' => 'Footnotes',
+ #'See' => 'See',
+ #'see' => 'see',
+ #'section' => 'section',
+ 'About This Document' => '',
+ 'Table of Contents' => '',
+ 'Short Table of Contents', => '',
+ 'Index' => '',
+ 'Footnotes' => '',
+ 'See' => '',
+ 'see' => '',
+ 'section' => '',
+ 'Top' => '',
+ 'Untitled Document' => '',
+ # If necessary, we could extend this as follows:
+ # # text for buttons
+ # 'Top_Button' => 'Top',
+ # 'ToC_Button' => 'Contents',
+ # 'Overview_Button' => 'Overview',
+ # 'Index_button' => 'Index',
+ # 'Back_Button' => 'Back',
+ # 'FastBack_Button' => 'FastBack',
+ # 'Prev_Button' => 'Prev',
+ # 'Up_Button' => 'Up',
+ # 'Next_Button' => 'Next',
+ # 'Forward_Button' =>'Forward',
+ # 'FastWorward_Button' => 'FastForward',
+ # 'First_Button' => 'First',
+ # 'Last_Button' => 'Last',
+ # 'About_Button' => 'About'
+ 'January' => '',
+ 'February' => '',
+ 'March' => '',
+ 'April' => '',
+ 'May' => '',
+ 'June' => '',
+ 'July' => '',
+ 'August' => '',
+ 'September' => '',
+ 'October' => '',
+ 'November' => '',
+ 'December' => '',
+ 'T2H_today' => '%s, %d %d',
+};
+
+my $T2H_WORDS_DE =
+{
+ 'Table of Contents' => 'Inhaltsverzeichniss',
+ 'Short Table of Contents' => 'Kurzes Inhaltsverzeichniss',
+ 'Index' => 'Index',
+ 'About This Document' => '&Uuml;ber dieses Dokument',
+ 'Footnotes' => 'Fu&szlig;noten',
+ 'See' => 'Siehe',
+ 'see' => 'siehe',
+ 'section' => 'Abschnitt',
+ 'January' => 'Januar',
+ 'February' => 'Februar',
+ 'March' => 'M&auml;rz',
+ 'April' => 'April',
+ 'May' => 'Mai',
+ 'June' => 'Juni',
+ 'July' => 'Juli',
+ 'August' => 'August',
+ 'September' => 'September',
+ 'October' => 'Oktober',
+ 'November' => 'November',
+ 'December' => 'Dezember',
+};
+
+my $T2H_WORDS_NL =
+{
+ 'Table of Contents' => 'Inhoudsopgave',
+ 'Short Table of Contents' => 'Korte inhoudsopgave',
+ 'Index' => 'Index', #Not sure ;-)
+ 'About This Document' => 'No translation available!', #No translation available!
+ 'Footnotes' => 'No translation available!', #No translation available!
+ 'See' => 'Zie',
+ 'see' => 'zie',
+ 'section' => 'sectie',
+ 'January' => 'Januari',
+ 'February' => 'Februari',
+ 'March' => 'Maart',
+ 'April' => 'April',
+ 'May' => 'Mei',
+ 'June' => 'Juni',
+ 'July' => 'Juli',
+ 'August' => 'Augustus',
+ 'September' => 'September',
+ 'October' => 'Oktober',
+ 'November' => 'November',
+ 'December' => 'December',
+};
+
+my $T2H_WORDS_ES =
+{
+ 'Table of Contents' => '&iacute;ndice General',
+ 'Short Table of Contents' => 'Resumen del Contenido',
+ 'Index' => 'Index', #Not sure ;-)
+ 'About This Document' => 'No translation available!', #No translation available!
+ 'Footnotes' => 'Fu&szlig;noten',
+ 'See' => 'V&eacute;ase',
+ 'see' => 'v&eacute;ase',
+ 'section' => 'secci&oacute;n',
+ 'January' => 'enero',
+ 'February' => 'febrero',
+ 'March' => 'marzo',
+ 'April' => 'abril',
+ 'May' => 'mayo',
+ 'June' => 'junio',
+ 'July' => 'julio',
+ 'August' => 'agosto',
+ 'September' => 'septiembre',
+ 'October' => 'octubre',
+ 'November' => 'noviembre',
+ 'December' => 'diciembre',
+};
+
+my $T2H_WORDS_NO =
+{
+ 'Table of Contents' => 'Innholdsfortegnelse',
+ 'Short Table of Contents' => 'Kort innholdsfortegnelse',
+ 'Index' => 'Indeks', #Not sure ;-)
+ 'About This Document' => 'No translation available!', #No translation available!
+ 'Footnotes' => 'No translation available!',
+ 'See' => 'Se',
+ 'see' => 'se',
+ 'section' => 'avsnitt',
+ 'January' => 'januar',
+ 'February' => 'februar',
+ 'March' => 'mars',
+ 'April' => 'april',
+ 'May' => 'mai',
+ 'June' => 'juni',
+ 'July' => 'juli',
+ 'August' => 'august',
+ 'September' => 'september',
+ 'October' => 'oktober',
+ 'November' => 'november',
+ 'December' => 'desember',
+};
+
+my $T2H_WORDS_PT =
+{
+ 'Table of Contents' => 'Sum&aacute;rio',
+ 'Short Table of Contents' => 'Breve Sum&aacute;rio',
+ 'Index' => '&Iacute;ndice', #Not sure ;-)
+ 'About This Document' => 'No translation available!', #No translation available!
+ 'Footnotes' => 'No translation available!',
+ 'See' => 'Veja',
+ 'see' => 'veja',
+ 'section' => 'Se&ccedil;&atilde;o',
+ 'January' => 'Janeiro',
+ 'February' => 'Fevereiro',
+ 'March' => 'Mar&ccedil;o',
+ 'April' => 'Abril',
+ 'May' => 'Maio',
+ 'June' => 'Junho',
+ 'July' => 'Julho',
+ 'August' => 'Agosto',
+ 'September' => 'Setembro',
+ 'October' => 'Outubro',
+ 'November' => 'Novembro',
+ 'December' => 'Dezembro',
+};
+
+my $T2H_WORDS_FR =
+{
+ 'Table of Contents' => 'Table des mati&egrave;res',
+ 'Short Table of Contents' => 'R&eacute;sum&eacute;e du contenu',
+ 'Index' => 'Index',
+ 'About This Document' => 'A propos de ce document',
+ 'Footnotes' => 'Notes de bas de page',
+ 'See' => 'Voir',
+ 'see' => 'voir',
+ 'section' => 'section',
+ 'January' => 'Janvier',
+ 'February' => 'F&eacute;vrier',
+ 'March' => 'Mars',
+ 'April' => 'Avril',
+ 'May' => 'Mai',
+ 'June' => 'Juin',
+ 'July' => 'Juillet',
+ 'August' => 'Ao&ucirc;t',
+ 'September' => 'Septembre',
+ 'October' => 'Octobre',
+ 'November' => 'Novembre',
+ 'December' => 'D&eacute;cembre',
+ 'T2H_today' => 'le %2$d %1$s %3$d'
+};
+
+#$T2H_LANGUAGES =
+#{
+# 'en' => $T2H_WORDS_EN,
+# 'de' => $T2H_WORDS_DE,
+# 'nl' => $T2H_WORDS_NL,
+# 'es' => $T2H_WORDS_ES,
+# 'no' => $T2H_WORDS_NO,
+# 'pt' => $T2H_WORDS_PT,
+# 'fr' => $T2H_WORDS_FR,
+#};
+
+sub set_language($)
+{
+ my $lang = shift;
+ if (defined($lang) && exists($Texi2HTML::Config::LANGUAGES->{$lang}) && defined($Texi2HTML::Config::LANGUAGES->{$lang}))
+ {
+ $language = $lang;
+ return 1;
+ }
+ else
+ {
+ return 0;
+ }
+}
+
+
+my @MONTH_NAMES =
+ (
+ 'January', 'February', 'March', 'April', 'May',
+ 'June', 'July', 'August', 'September', 'October',
+ 'November', 'December'
+ );
+
+my $I = \&get_string;
+
+sub pretty_date($)
+{
+ my $lang = shift;
+ my($sec, $min, $hour, $mday, $mon, $year, $wday, $yday, $isdst);
+
+ ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday, $isdst) = localtime(time);
+ $year += ($year < 70) ? 2000 : 1900;
+ # obachman: Let's do it as the Americans do
+ #return($MONTH_NAMES->{$lang}[$mon] . ", " . $mday . " " . $year);
+ #return(sprintf(&$I('T2H_today'), (get_string($MONTH_NAMES[$mon]), $mday, $year)));
+ return &$I('%{month}, %{day} %{year}', { 'month' => get_string($MONTH_NAMES[$mon]),
+ 'day' => $mday, 'year' => $year });
+}
+
+my $error_no_en = 0;
+sub get_string($;$$)
+{
+ my $string = shift;
+ my $arguments = shift;
+ my $state = shift;
+ my $T2H_LANGUAGES = $Texi2HTML::Config::LANGUAGES;
+ if (! exists($T2H_LANGUAGES->{'en'}))
+ {
+ unless($error_no_en)
+ {
+ print STDERR "i18n: no LANGUAGES->{'en'} hash\n";
+ $error_no_en = 1;
+ }
+ }
+ else
+ {
+ print STDERR "i18n: missing string $string\n" unless (exists ($T2H_LANGUAGES->{'en'}->{$string}));
+ if (defined ($T2H_LANGUAGES->{$language}->{$string}) and
+ ($T2H_LANGUAGES->{$language}->{$string} ne ''))
+ {
+ $string = $T2H_LANGUAGES->{$language}->{$string};
+ }
+ elsif (defined ($T2H_LANGUAGES->{'en'}->{$string}) and
+ ($T2H_LANGUAGES->{'en'}->{$string} ne ''))
+ {
+ $string = $T2H_LANGUAGES->{'en'}->{$string};
+ }
+ }
+ return main::substitute_line($string, $state) unless (defined($arguments) or !keys(%$arguments));
+ my $result = '';
+ while ($string)
+ {
+ if ($string =~ s/^([^%]*)%//)
+ {
+ $result .= $1 if (defined($1));
+ $result .= '%';
+ if ($string =~ s/^%//)
+ {
+ $result .= '%';
+ }
+ elsif ($string =~ /^\{(\w+)\}/ and exists($arguments->{$1}))
+ {
+ $string =~ s/^\{(\w+)\}//;
+ if (!$state->{'keep_texi'})
+ {
+ $result .= "\@\{$1\@\}";
+ }
+ else
+ {
+ $result .= "\{$1\}";
+ }
+ }
+ else
+ {
+ $result .= '%';
+ }
+ next;
+ }
+ else
+ {
+ $result .= $string;
+ last;
+ }
+ }
+ if (!$state->{'keep_texi'})
+ {
+ $string = main::substitute_line($result, $state);
+ }
+ else
+ {
+ $string = $result;
+ }
+ $result = '';
+ while ($string)
+ {
+ if ($string =~ s/^([^%]*)%//)
+ {
+ $result .= $1 if (defined($1));
+ if ($string =~ s/^%//)
+ {
+ $result .= '%';
+ }
+ elsif ($string =~ /^\{(\w+)\}/ and exists($arguments->{$1}))
+ {
+ $string =~ s/^\{(\w+)\}//;
+ $result .= $arguments->{$1};
+ }
+ else
+ {
+ $result .= '%';
+ }
+ next;
+ }
+ else
+ {
+ $result .= $string;
+ last;
+ }
+ }
+ return $result;
+}
+
+1;
+require "$ENV{T2H_HOME}/T2h_i18n.pm"
+ if ($0 =~ /\.pl$/ &&
+ -e "$ENV{T2H_HOME}/T2h_i18n.pm" && -r "$ENV{T2H_HOME}/T2h_i18n.pm");
+
+
+{
+package Texi2HTML::LaTeX2HTML::Config;
+
+# latex2html variables
+# These variables are not used. They are here for information only, and
+# an example of config file for latex2html file is included.
+my $ADDRESS;
+my $ANTI_ALIAS;
+my $ANTI_ALIAS_TEXT;
+my $ASCII_MODE;
+my $AUTO_LINK;
+my $AUTO_PREFIX;
+my $CHILDLINE;
+my $DEBUG;
+my $DESTDIR;
+my $ERROR;
+my $EXTERNAL_FILE;
+my $EXTERNAL_IMAGES;
+my $EXTERNAL_UP_LINK;
+my $EXTERNAL_UP_TITLE;
+my $FIGURE_SCALE_FACTOR;
+my $HTML_VERSION;
+my $IMAGES_ONLY;
+my $INFO;
+my $LINE_WIDTH;
+my $LOCAL_ICONS;
+my $LONG_TITLES;
+my $MATH_SCALE_FACTOR;
+my $MAX_LINK_DEPTH;
+my $MAX_SPLIT_DEPTH;
+my $NETSCAPE_HTML;
+my $NOLATEX;
+my $NO_FOOTNODE;
+my $NO_IMAGES;
+my $NO_NAVIGATION;
+my $NO_SIMPLE_MATH;
+my $NO_SUBDIR;
+my $PAPERSIZE;
+my $PREFIX;
+my $PS_IMAGES;
+my $REUSE;
+my $SCALABLE_FONTS;
+my $SHORTEXTN;
+my $SHORT_INDEX;
+my $SHOW_SECTION_NUMBERS;
+my $SPLIT;
+my $TEXDEFS;
+my $TITLE;
+my $TITLES_LANGUAGE;
+my $TMP;
+my $VERBOSE;
+my $WORDS_IN_NAVIGATION_PANEL_TITLES;
+my $WORDS_IN_PAGE;
+
+# @T2H_L2H_INIT@
+}
+
+package main;
+
+#
+# pre-defined indices
+#
+$index_properties =
+{
+ 'c' => { name => 'cp'},
+ 'f' => { name => 'fn', code => 1},
+ 'v' => { name => 'vr', code => 1},
+ 'k' => { name => 'ky', code => 1},
+ 'p' => { name => 'pg', code => 1},
+ 't' => { name => 'tp', code => 1}
+};
+
+
+%predefined_index = (
+ 'cp', 'c',
+ 'fn', 'f',
+ 'vr', 'v',
+ 'ky', 'k',
+ 'pg', 'p',
+ 'tp', 't',
+ );
+
+#
+# valid indices
+#
+%valid_index = (
+ 'c', 1,
+ 'f', 1,
+ 'v', 1,
+ 'k', 1,
+ 'p', 1,
+ 't', 1,
+ );
+
+#
+# commands with ---, -- '' and `` preserved
+# usefull with the old interface
+
+%code_style_map = (
+ 'code' => 1,
+ 'command' => 1,
+ 'env' => 1,
+ 'file' => 1,
+ 'kbd' => 1,
+ 'option' => 1,
+ 'samp' => 1,
+ 'verb' => 1,
+);
+
+my $simple_map_ref = \%Texi2HTML::Config::simple_map;
+my $simple_map_pre_ref = \%Texi2HTML::Config::simple_map_pre;
+my $simple_map_texi_ref = \%Texi2HTML::Config::simple_map_texi;
+my $style_map_ref = \%Texi2HTML::Config::style_map;
+my $style_map_pre_ref = \%Texi2HTML::Config::style_map_pre;
+my $style_map_texi_ref = \%Texi2HTML::Config::style_map_texi;
+my $things_map_ref = \%Texi2HTML::Config::things_map;
+my $pre_map_ref = \%Texi2HTML::Config::pre_map;
+my $texi_map_ref = \%Texi2HTML::Config::texi_map;
+
+# delete from hash if we are using te new interface
+foreach my $code (keys(%code_style_map))
+{
+ delete ($code_style_map{$code})
+ if (ref($style_map_ref->{$code}) eq 'HASH');
+}
+
+# no paragraph in these commands
+my %no_paragraph_macro = (
+ 'xref' => 1,
+ 'ref' => 1,
+ 'pxref' => 1,
+ 'inforef' => 1,
+ 'anchor' => 1,
+);
+
+
+#foreach my $command (keys(%Texi2HTML::Config::style_map))
+#{
+# next unless (ref($style_map_ref->{$command}) eq 'HASH');
+# print STDERR "CMD: $command\n";
+# die "Bug: no args for $command in style_map\n" unless defined($style_map_ref->{$command}->{'args'});
+# die "Bug: no args for $command in style_map_pre\n" unless defined($style_map_pre_ref->{$command}->{'args'});
+# die "Bug: non existence of args for $command in style_map_texi\n" unless (exists($style_map_texi_ref->{$command}->{'args'}));
+# die "Bug: no args for $command in style_map_texi\n" unless defined($style_map_texi_ref->{$command}->{'args'});
+#}
+
+#
+# texinfo section names to level
+#
+%sec2level = (
+ 'top', 0,
+ 'chapter', 1,
+ 'unnumbered', 1,
+ 'chapheading', 1,
+ 'appendix', 1,
+ 'section', 2,
+ 'unnumberedsec', 2,
+ 'heading', 2,
+ 'appendixsec', 2,
+ 'subsection', 3,
+ 'unnumberedsubsec', 3,
+ 'subheading', 3,
+ 'appendixsubsec', 3,
+ 'subsubsection', 4,
+ 'unnumberedsubsubsec', 4,
+ 'subsubheading', 4,
+ 'appendixsubsubsec', 4,
+ );
+
+# the reverse mapping. There is an entry for each sectionning command.
+# The value is a ref on an array containing at each index the corresponding
+# sectionning command name.
+my %level2sec;
+{
+ my $sections = [ ];
+ my $appendices = [ ];
+ my $unnumbered = [ ];
+ my $headings = [ ];
+ foreach my $command (keys (%sec2level))
+ {
+ if ($command =~ /^appendix/)
+ {
+ $level2sec{$command} = $appendices;
+ }
+ elsif ($command =~ /^unnumbered/ or $command eq 'top')
+ {
+ $level2sec{$command} = $unnumbered;
+ }
+ elsif ($command =~ /section$/ or $command eq 'chapter')
+ {
+ $level2sec{$command} = $sections;
+ }
+ else
+ {
+ $level2sec{$command} = $headings;
+ }
+ $level2sec{$command}->[$sec2level{$command}] = $command;
+ }
+}
+
+# this are synonyms
+$sec2level{'appendixsection'} = 2;
+# sec2level{'majorheading'} is also 1 and not 0
+$sec2level{'majorheading'} = 1;
+$sec2level{'chapheading'} = 1;
+# FIXME this one could be centered...
+$sec2level{'centerchap'} = 1;
+
+# regions treated especially. The text for these regions is collected in the
+# corresponding array
+%region_lines = (
+ 'titlepage' => [ ],
+ 'documentdescription' => [ ],
+ 'copying' => [ ],
+);
+
+# those macros aren't considered as beginning a paragraph
+my %no_line_macros = (
+ 'macro' => 1,
+ 'unmacro' => 1,
+ 'rmacro' => 1,
+ 'set' => 1,
+ 'clear' => 1,
+ 'titlefont' => 1,
+ 'include' => 1,
+ 'copying' => 1,
+ 'end copying' => 1,
+ 'tab' => 1,
+ 'item' => 1,
+ 'itemx' => 1,
+ '*' => 1,
+ 'float' => 1,
+ 'end float' => 1,
+ 'caption' => 1,
+ 'shortcaption' => 1,
+);
+
+foreach my $key (keys(%Texi2HTML::Config::misc_command))
+{
+ $no_line_macros{$key} = 1;
+}
+
+# a hash associating a format @thing / @end thing with the type of the format
+# 'complex' 'simple' 'deff' 'list' 'menu' 'paragraph_style'
+my %format_type = ();
+
+foreach my $simple_format (keys(%Texi2HTML::Config::format_map))
+{
+ $format_type{$simple_format} = 'simple';
+ $no_line_macros{$simple_format} = 1;
+ $no_line_macros{"end $simple_format"} = 1;
+}
+foreach my $paragraph_style (keys(%Texi2HTML::Config::paragraph_style))
+{
+ $format_type{$paragraph_style} = 'paragraph_style';
+ $no_line_macros{$paragraph_style} = 1;
+ $no_line_macros{"end $paragraph_style"} = 1;
+}
+foreach my $complex_format (keys(%$Texi2HTML::Config::complex_format_map))
+{
+ $format_type{$complex_format} = 'complex';
+ $no_line_macros{$complex_format} = 1;
+ $no_line_macros{"end $complex_format"} = 1;
+}
+foreach my $table (('table', 'ftable', 'vtable', 'multitable'))
+{
+ $format_type{$table} = 'table';
+ $no_line_macros{$table} = 1;
+ $no_line_macros{"end $table"} = 1;
+}
+foreach my $def_format (keys(%Texi2HTML::Config::def_map))
+{
+ $format_type{$def_format} = 'deff';
+ $no_line_macros{$def_format} = 1;
+ $no_line_macros{"end $def_format"} = 1;
+}
+$format_type{'itemize'} = 'list';
+$format_type{'enumerate'} = 'list';
+
+$format_type{'menu'} = 'menu';
+
+$format_type{'cartouche'} = 'cartouche';
+
+$format_type{'float'} = 'float';
+
+$format_type{'quotation'} = 'quotation';
+
+$format_type{'group'} = 'group';
+
+foreach my $macro (('itemize', 'enumerate', 'menu', 'cartouche', 'float', 'quotation'))
+{
+ $no_line_macros{$macro} = 1;
+ $no_line_macros{"end $macro"} = 1;
+}
+
+foreach my $macro (keys(%Texi2HTML::Config::format_in_paragraph))
+{
+ $no_line_macros{$macro} = 1;
+ $no_line_macros{"end $macro"} = 1;
+}
+
+# fake format at the bottom of the stack
+$format_type{'noformat'} = '';
+
+# fake formats are formats used internally within other formats
+# we associate them with a real format, for the error messages
+my %fake_format = (
+ 'line' => 'table',
+ 'term' => 'table',
+ 'item' => 'list or table',
+ 'row' => 'multitable row',
+ 'cell' => 'multitable cell',
+ 'deff_item' => 'definition command',
+ 'menu_comment' => 'menu',
+ 'menu_description' => 'menu',
+ 'menu_preformatted' => 'menu',
+ );
+
+foreach my $key (keys(%fake_format))
+{
+ $format_type{$key} = 'fake';
+}
+
+# A hash associating style @-comand with the type, 'accent', real 'style',
+# 'simple' style, or 'special'.
+my %style_type = ();
+foreach my $style (keys(%Texi2HTML::Config::style_map))
+{
+ $style_type{$style} = 'style';
+}
+foreach my $accent (keys(%Texi2HTML::Config::unicode_accents), 'tieaccent', 'dotless')
+{
+ $style_type{$accent} = 'accent';
+}
+foreach my $simple ('ctrl', 'w', 'url')
+{
+ $style_type{$simple} = 'simple';
+}
+foreach my $special ('footnote', 'ref', 'xref', 'pxref', 'inforef', 'anchor', 'image')
+{
+ $style_type{$special} = 'special';
+}
+
+# raw formats which are expanded especially
+my @raw_regions = ('html', 'verbatim', 'tex', 'xml', 'docbook');
+
+# special raw formats which are expanded between first and second pass
+# and are replaced by specific commands. Currently used for tex. It takes
+# precedence over raw_regions.
+my @special_regions = ();
+
+# regions expanded or not depending on the value of this hash
+my %text_macros = (
+ 'iftex' => 0,
+ 'ignore' => 0,
+ 'menu' => 0,
+ 'ifplaintext' => 0,
+ 'ifinfo' => 0,
+ 'ifxml' => 0,
+ 'ifhtml' => 0,
+ 'ifdocbook' => 0,
+ 'html' => 0,
+ 'tex' => 0,
+ 'xml' => 0,
+ 'titlepage' => 1,
+ 'documentdescription' => 1,
+ 'copying' => 1,
+ 'ifnothtml' => 1,
+ 'ifnottex' => 1,
+ 'ifnotplaintext' => 1,
+ 'ifnotinfo' => 1,
+ 'ifnotxml' => 1,
+ 'ifnotdocbook' => 1,
+ 'direntry' => 0,
+ 'verbatim' => 'raw',
+ 'ifclear' => 'value',
+ 'ifset' => 'value'
+ );
+
+
+
+foreach my $key (keys(%text_macros))
+{
+ unless ($text_macros{$key} eq 'raw')
+ {
+ $no_line_macros{$key} = 1;
+ $no_line_macros{"end $key"} = 1;
+ }
+}
+
+# The css formats are associated with complex format commands, and associated
+# with the 'pre_style' key
+foreach my $complex_format (keys(%$Texi2HTML::Config::complex_format_map))
+{
+ next if (defined($Texi2HTML::Config::complex_format_map->{$complex_format}->{'pre_style'}));
+ $Texi2HTML::Config::complex_format_map->{$complex_format}->{'pre_style'} = '';
+ $Texi2HTML::Config::complex_format_map->{$complex_format}->{'pre_style'} = $Texi2HTML::Config::css_map{"pre.$complex_format"} if (exists($Texi2HTML::Config::css_map{"pre.$complex_format"}));
+}
+
+#+++############################################################################
+# #
+# Argument parsing, initialisation #
+# #
+#---############################################################################
+
+#
+# flush stdout and stderr after every write
+#
+select(STDERR);
+$| = 1;
+select(STDOUT);
+$| = 1;
+
+#FIXME my or our ?
+my $I = \&Texi2HTML::I18n::get_string;
+
+my $T2H_USER; # user running the script
+my $documentdescription; # text in @documentdescription
+
+# shorthand for Texi2HTML::Config::VERBOSE
+my $T2H_VERBOSE;
+
+sub echo_warn($;$);
+#print STDERR "" . &$I('test i18n: \' , \a \\ %% %{unknown}a %known % %{known} \\', { 'known' => 'a known string', 'no' => 'nope'}); exit 0;
+
+# file: file name to locate. It can be a file path.
+# all_files: if true collect all the files with that name, otherwise stop
+# at first match.
+# directories: a reference on a array containing a list of directories to
+# search the file in. default is \@texi2html_config_dirs.
+sub locate_init_file($;$$)
+{
+ my $file = shift;
+ my $all_files = shift;
+ my $directories = shift;
+
+ $directories = \@texi2html_config_dirs if !defined($directories);
+
+ if ($file =~ /^\//)
+ {
+ return $file if (-e $file and -r $file);
+ }
+ else
+ {
+ my @files;
+ foreach my $dir (@$directories)
+ {
+ next unless (-d "$dir");
+ if ($all_files)
+ {
+ push (@files, "$dir/$file") if (-e "$dir/$file" and -r "$dir/$file");
+ }
+ else
+ {
+ return "$dir/$file" if (-e "$dir/$file" and -r "$dir/$file");
+ }
+ }
+ return @files if ($all_files);
+ }
+ return undef;
+}
+
+# called on -init-file
+sub load_init_file
+{
+ # First argument is option
+ shift;
+ # second argument is value of options
+ my $init_file = shift;
+ my $file;
+ if ($file = locate_init_file($init_file))
+ {
+ print STDERR "# reading initialization file from $file\n"
+ if ($T2H_VERBOSE);
+ return (Texi2HTML::Config::load($file));
+ }
+ else
+ {
+ print STDERR "$ERROR Error: can't read init file $init_file\n";
+ return 0;
+ }
+}
+
+my $cmd_line_lang = 0; # 1 if lang was succesfully set by the command line
+ # in that case @documentlanguage is ignored.
+my $lang_set = 0; # 1 if lang was set
+
+#
+# called on -lang
+sub set_document_language ($;$$)
+{
+ my $lang = shift;
+ my $from_command_line = shift;
+ my $line_nr = shift;
+ my @files = locate_init_file("$i18n_dir/$lang", 1);
+ foreach my $file (@files)
+ {
+ Texi2HTML::Config::load($file);
+ }
+ if (Texi2HTML::I18n::set_language($lang))
+ {
+ print STDERR "# using '$lang' as document language\n" if ($T2H_VERBOSE);
+ $Texi2HTML::Config::LANG = $lang;
+ $lang_set = 1;
+ $cmd_line_lang = 1 if ($from_command_line);
+ if (!$Texi2HTML::Config::TEST)
+ {
+ $Texi2HTML::THISDOC{'today'} = Texi2HTML::I18n::pretty_date($Texi2HTML::Config::LANG); # like "20 September 1993";
+ }
+ else
+ {
+ $Texi2HTML::THISDOC{'today'} = 'a sunny day';
+ }
+ $things_map_ref->{'today'} = $Texi2HTML::THISDOC{'today'};
+ $pre_map_ref->{'today'} = $Texi2HTML::THISDOC{'today'};
+ $texi_map_ref->{'today'} = $Texi2HTML::THISDOC{'today'};
+ }
+ else
+ {
+ echo_error ("Language specs for '$lang' do not exists. Reverting to '$Texi2HTML::Config::LANG'", $line_nr);
+ }
+}
+
+sub set_expansion($$)
+{
+ my $region = shift;
+ my $set = shift;
+ $set = 1 if (!defined($set));
+ if ($set)
+ {
+ push (@Texi2HTML::Config::EXPAND, $region) unless (grep {$_ eq $region} @Texi2HTML::Config::EXPAND);
+ }
+ else
+ {
+ @Texi2HTML::Config::EXPAND = grep {$_ ne $region} @Texi2HTML::Config::EXPAND;
+ }
+}
+
+sub set_encoding($)
+{
+ my $encoding = shift;
+ if ($Texi2HTML::Config::USE_UNICODE)
+ {
+ if (! Encode::resolve_alias($encoding))
+ {
+ echo_warn("Encoding $Texi2HTML::Config::DOCUMENT_ENCODING unknown");
+ return undef;
+ }
+ print STDERR "# Using encoding " . Encode::resolve_alias($encoding) . "\n"
+ if ($T2H_VERBOSE);
+ return Encode::resolve_alias($encoding);
+ }
+ else
+ {
+ echo_warn("Nothing specific done for encodings (due to the perl version)");
+ return undef;
+ }
+}
+
+my %cross_ref_texi_map = %Texi2HTML::Config::texi_map;
+my %cross_ref_simple_map_texi = %Texi2HTML::Config::simple_map_texi;
+my %cross_ref_style_map_texi = ();
+
+foreach my $command (keys(%Texi2HTML::Config::style_map_texi))
+{
+ $cross_ref_style_map_texi{$command} = {};
+ foreach my $key (keys (%{$Texi2HTML::Config::style_map_texi{$command}}))
+ {
+#print STDERR "$command, $key, $style_map_texi{$command}->{$key}\n";
+ $cross_ref_style_map_texi{$command}->{$key} =
+ $Texi2HTML::Config::style_map_texi{$command}->{$key};
+ }
+}
+
+$cross_ref_simple_map_texi{"\n"} = ' ';
+
+
+# This function is used to construct a link name from a node name as
+# described in the proposal I posted on texinfo-pretest.
+sub cross_manual_links($$)
+{
+ my $nodes_hash = shift;
+ my $cross_reference_hash = shift;
+
+ $simple_map_texi_ref = \%cross_ref_simple_map_texi;
+ $style_map_texi_ref = \%cross_ref_style_map_texi;
+ $texi_map_ref = \%cross_ref_texi_map;
+ my $normal_text_kept = $Texi2HTML::Config::normal_text;
+ $Texi2HTML::Config::normal_text = \&Texi2HTML::Config::t2h_cross_manual_normal_text;
+
+ foreach my $key (keys(%$nodes_hash))
+ {
+ my $node = $nodes_hash->{$key};
+ next if ($node->{'index_page'});
+ if (!defined($node->{'texi'}))
+ {
+ # begin debug section
+ foreach my $key (keys(%$node))
+ {
+ #print STDERR "$key:$node->{$key}!!!\n";
+ }
+ # end debug section
+ }
+ else
+ {
+ if ($Texi2HTML::Config::USE_UNICODE)
+ {
+ my $text = $node->{'texi'};
+#print STDERR "CROSS_MANUAL $node->{'texi'}\n";
+ if (defined($Texi2HTML::Config::DOCUMENT_ENCODING) and
+ Encode::resolve_alias($Texi2HTML::Config::DOCUMENT_ENCODING) and
+ (Encode::resolve_alias($Texi2HTML::Config::DOCUMENT_ENCODING) ne 'utf8'))
+ {
+ $text = Encode::decode($Texi2HTML::Config::DOCUMENT_ENCODING, $text);
+ }
+ $node->{'cross_manual_target'} = unicode_to_protected(Unicode::Normalize::NFC(remove_texi($text)));
+ }
+ else
+ {
+ $node->{'cross_manual_target'} = remove_texi($node->{'texi'});
+ }
+#print STDERR "CROSS_MANUAL_TARGET $node->{'cross_manual_target'}\n";
+ unless ($node->{'external_node'})
+ {
+ if (defined($cross_reference_hash->{$node->{'cross_manual_target'}}))
+ {
+ echo_error("Node equivalent with `$node->{'texi'}' allready used `$cross_reference_hash->{$node->{'cross_manual_target'}}'");
+ }
+ else
+ {
+ $cross_reference_hash->{$node->{'cross_manual_target'}} = $node->{'texi'};
+ }
+ }
+ #print STDERR "$node->{'texi'}: $node->{'cross_manual_target'}\n";
+ }
+ }
+
+ $Texi2HTML::Config::normal_text = $normal_text_kept;
+ $simple_map_texi_ref = \%Texi2HTML::Config::simple_map_texi;
+ $style_map_texi_ref = \%Texi2HTML::Config::style_map_texi;
+ $texi_map_ref = \%Texi2HTML::Config::texi_map;
+}
+
+sub unicode_to_protected($)
+{
+ my $text = shift;
+ my $result = '';
+ while ($text ne '')
+ {
+ if ($text =~ s/^([A-Za-z0-9_\-]+)//o)
+ {
+ $result .= $1;
+ }
+ elsif ($text =~ s/^(.)//o)
+ {
+ $result .= '_' . lc(sprintf("%04x",ord($1)));
+ }
+ else
+ {
+ print STDERR "Bug: unknown character in node (likely in infinite loop)\n";
+ sleep 1;
+ }
+ }
+
+ return $result;
+}
+
+sub cross_manual_line($)
+{
+ my $text = shift;
+#print STDERR "cross_manual_line $text\n";
+ $simple_map_texi_ref = \%cross_ref_simple_map_texi;
+ $style_map_texi_ref = \%cross_ref_style_map_texi;
+ $texi_map_ref = \%cross_ref_texi_map;
+ my $normal_text_kept = $Texi2HTML::Config::normal_text;
+ $Texi2HTML::Config::normal_text = \&Texi2HTML::Config::t2h_cross_manual_normal_text;
+
+ my $cross_ref;
+ if ($Texi2HTML::Config::USE_UNICODE)
+ {
+ $cross_ref = unicode_to_protected(Unicode::Normalize::NFC(remove_texi($text)));
+ }
+ else
+ {
+ $cross_ref = remove_texi($text);
+ }
+
+ $Texi2HTML::Config::normal_text = $normal_text_kept;
+ $simple_map_texi_ref = \%Texi2HTML::Config::simple_map_texi;
+ $style_map_texi_ref = \%Texi2HTML::Config::style_map_texi;
+ $texi_map_ref = \%Texi2HTML::Config::texi_map;
+#print STDERR "cross_ref $cross_ref\n";
+ return $cross_ref;
+}
+
+# T2H_OPTIONS is a hash whose keys are the (long) names of valid
+# command-line options and whose values are a hash with the following keys:
+# type ==> one of !|=i|:i|=s|:s (see GetOpt::Long for more info)
+# linkage ==> ref to scalar, array, or subroutine (see GetOpt::Long for more info)
+# verbose ==> short description of option (displayed by -h)
+# noHelp ==> if 1 -> for "not so important options": only print description on -h 1
+# 2 -> for obsolete options: only print description on -h 2
+my $T2H_OPTIONS;
+$T2H_OPTIONS -> {'debug'} =
+{
+ type => '=i',
+ linkage => \$Texi2HTML::Config::DEBUG,
+ verbose => 'output HTML with debuging information',
+};
+
+$T2H_OPTIONS -> {'doctype'} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::DOCTYPE,
+ verbose => 'document type which is output in header of HTML files',
+ noHelp => 1
+};
+
+$T2H_OPTIONS -> {'frameset-doctype'} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::FRAMESET_DOCTYPE,
+ verbose => 'document type for HTML frameset documents',
+ noHelp => 1
+};
+
+$T2H_OPTIONS -> {'test'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::TEST,
+ verbose => 'use predefined information to avoid differences with reference files',
+ noHelp => 1
+};
+
+$T2H_OPTIONS -> {'dump-texi'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::DUMP_TEXI,
+ verbose => 'dump the output of first pass into a file with extension passfirst and exit',
+ noHelp => 1
+};
+
+$T2H_OPTIONS -> {'macro-expand'} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::MACRO_EXPAND,
+ verbose => 'output macro expanded source in <file>',
+};
+
+$T2H_OPTIONS -> {'expand'} =
+{
+ type => '=s',
+ linkage => sub {set_expansion($_[1], 1);},
+ verbose => 'Expand info|tex|none section of texinfo source',
+ noHelp => 1,
+};
+
+$T2H_OPTIONS -> {'no-expand'} =
+{
+ type => '=s',
+ linkage => sub {set_expansion ($_[1], 0);},
+ verbose => 'Don\'t expand the given section of texinfo source',
+};
+
+$T2H_OPTIONS -> {'noexpand'} =
+{
+ type => '=s',
+ linkage => $T2H_OPTIONS->{'no-expand'}->{'linkage'},
+ verbose => $T2H_OPTIONS->{'no-expand'}->{'verbose'},
+ noHelp => 1,
+};
+
+$T2H_OPTIONS -> {'ifhtml'} =
+{
+ type => '!',
+ linkage => sub { set_expansion('html', $_[1]); },
+ verbose => "expand ifhtml and html sections",
+};
+
+$T2H_OPTIONS -> {'ifinfo'} =
+{
+ type => '!',
+ linkage => sub { set_expansion('info', $_[1]); },
+ verbose => "expand ifinfo",
+};
+
+$T2H_OPTIONS -> {'ifxml'} =
+{
+ type => '!',
+ linkage => sub { set_expansion('xml', $_[1]); },
+ verbose => "expand ifxml and xml sections",
+};
+
+$T2H_OPTIONS -> {'ifdocbook'} =
+{
+ type => '!',
+ linkage => sub { set_expansion('docbook', $_[1]); },
+ verbose => "expand ifdocbook and docbook sections",
+};
+
+$T2H_OPTIONS -> {'iftex'} =
+{
+ type => '!',
+ linkage => sub { set_expansion('tex', $_[1]); },
+ verbose => "expand iftex and tex sections",
+};
+
+$T2H_OPTIONS -> {'ifplaintext'} =
+{
+ type => '!',
+ linkage => sub { set_expansion('plaintext', $_[1]); },
+ verbose => "expand ifplaintext sections",
+};
+
+#$T2H_OPTIONS -> {'no-ifhtml'} =
+#{
+# type => '!',
+# linkage => sub { set_expansion('html', (! $_[1])); },
+# verbose => "don't expand ifhtml and html sections",
+# noHelp => 1,
+#};
+
+#$T2H_OPTIONS -> {'no-ifinfo'} =
+#{
+# type => '!',
+# linkage => sub { set_expansion('info', (! $_[1])); },
+# verbose => "don't expand ifinfo",
+# noHelp => 1,
+#};
+
+#$T2H_OPTIONS -> {'no-ifxml'} =
+#{
+# type => '!',
+# linkage => sub { set_expansion('xml', (! $_[1])); },
+# verbose => "don't expand ifxml and xml sections",
+# noHelp => 1,
+#};
+
+#$T2H_OPTIONS -> {'no-iftex'} =
+#{
+# type => '!',
+# linkage => sub { set_expansion('tex', (! $_[1])); },
+# verbose => "don't expand iftex and tex sections",
+# noHelp => 1,
+#};
+
+#$T2H_OPTIONS -> {'no-ifplaintext'} =
+#{
+# type => '!',
+# linkage => sub { set_expansion('plaintext', (! $_[1])); },
+# verbose => "don't expand ifplaintext sections",
+# noHelp => 1,
+#};
+
+$T2H_OPTIONS -> {'invisible'} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::INVISIBLE_MARK,
+ verbose => 'use text in invisble anchor',
+ noHelp => 1,
+};
+
+$T2H_OPTIONS -> {'iso'} =
+{
+ type => 'iso',
+ linkage => \$Texi2HTML::Config::USE_ISO,
+ verbose => 'if set, ISO8859 characters are used for special symbols (like copyright, etc)',
+ noHelp => 1,
+};
+
+$T2H_OPTIONS -> {'I'} =
+{
+ type => '=s',
+ linkage => \@Texi2HTML::Config::INCLUDE_DIRS,
+ verbose => 'append $s to the @include search path',
+};
+
+$T2H_OPTIONS -> {'P'} =
+{
+ type => '=s',
+ linkage => sub {unshift (@Texi2HTML::Config::PREPEND_DIRS, $_[1]);},
+ verbose => 'prepend $s to the @include search path',
+};
+
+$T2H_OPTIONS -> {'top-file'} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::TOP_FILE,
+ verbose => 'use $s as top file, instead of <docname>.html',
+};
+
+
+$T2H_OPTIONS -> {'toc-file'} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::TOC_FILE,
+ verbose => 'use $s as ToC file, instead of <docname>_toc.html',
+};
+
+$T2H_OPTIONS -> {'frames'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::FRAMES,
+ verbose => 'output files which use HTML 4.0 frames (experimental)',
+ noHelp => 1,
+};
+
+$T2H_OPTIONS -> {'menu'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::SHOW_MENU,
+ verbose => 'output Texinfo menus',
+};
+
+#$T2H_OPTIONS -> {'no-menu'} =
+#{
+# type => '!',
+# linkage => sub { $Texi2HTML::Config::SHOW_MENU = (! $_[1]);},
+# verbose => "don't output Texinfo menus",
+# noHelp => 1,
+#};
+
+$T2H_OPTIONS -> {'number'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::NUMBER_SECTIONS,
+ verbose => 'use numbered sections',
+};
+
+#$T2H_OPTIONS -> {'no-number'} =
+#{
+# type => '!',
+# linkage => sub { $Texi2HTML::Config::NUMBER_SECTIONS = (! $_[1]);},
+# verbose => 'sections not numbered',
+# noHelp => 1,
+#};
+
+$T2H_OPTIONS -> {'use-nodes'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::USE_NODES,
+ verbose => 'use nodes for sectionning',
+};
+
+$T2H_OPTIONS -> {'node-files'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::NODE_FILES,
+ verbose => 'produce one file per node for cross references'
+};
+
+$T2H_OPTIONS -> {'separated-footnotes'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::SEPARATED_FOOTNOTES,
+ verbose => 'footnotes on a separated page',
+ noHelp => 1,
+};
+
+$T2H_OPTIONS -> {'toc-links'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::TOC_LINKS,
+ verbose => 'create links from headings to toc entries'
+};
+
+$T2H_OPTIONS -> {'split'} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::SPLIT,
+ verbose => 'split document on section|chapter|node else no splitting',
+};
+
+$T2H_OPTIONS -> {'sec-nav'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::SECTION_NAVIGATION,
+ verbose => 'output navigation panels for each section',
+};
+
+$T2H_OPTIONS -> {'subdir'} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::SUBDIR,
+ verbose => 'put files in directory $s, not $cwd',
+ noHelp => 1,
+};
+
+$T2H_OPTIONS -> {'short-ext'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::SHORTEXTN,
+ verbose => 'use "htm" extension for output HTML files',
+};
+
+$T2H_OPTIONS -> {'prefix'} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::PREFIX,
+ verbose => 'use as prefix for output files, instead of <docname>',
+};
+
+$T2H_OPTIONS -> {'output'} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::OUT,
+ verbose => 'output goes to $s (directory if split)',
+};
+
+$T2H_OPTIONS -> {'no-validate'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::NOVALIDATE,
+ verbose => 'suppress node cross-reference validation',
+};
+
+$T2H_OPTIONS -> {'short-ref'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::SHORT_REF,
+ verbose => 'if set, references are without section numbers',
+};
+
+$T2H_OPTIONS -> {'idx-sum'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::IDX_SUMMARY,
+ verbose => 'if set, also output index summary',
+ noHelp => 1,
+};
+
+$T2H_OPTIONS -> {'def-table'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::DEF_TABLE,
+ verbose => 'if set, \@def.. are converted using tables.',
+ noHelp => 1,
+};
+
+$T2H_OPTIONS -> {'Verbose'} =
+{
+ type => '!',
+ linkage=> \$Texi2HTML::Config::VERBOSE,
+ verbose => 'print progress info to stdout',
+};
+
+$T2H_OPTIONS -> {'lang'} =
+{
+ type => '=s',
+ linkage => sub {set_document_language($_[1], 1)},
+ verbose => 'use $s as document language (ISO 639 encoding)',
+};
+
+$T2H_OPTIONS -> {'ignore-preamble-text'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::IGNORE_PREAMBLE_TEXT,
+ verbose => 'if set, ignore the text before @node and sectionning commands',
+ noHelp => 1,
+};
+
+$T2H_OPTIONS -> {'html-xref-prefix'} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::EXTERNAL_DIR,
+ verbose => '$s is the base dir for external manual references',
+ noHelp => 1,
+};
+
+$T2H_OPTIONS -> {'l2h'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::L2H,
+ verbose => 'if set, uses latex2html for @math and @tex',
+};
+
+$T2H_OPTIONS -> {'l2h-l2h'} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::L2H_L2H,
+ verbose => 'program to use for latex2html translation',
+ noHelp => 1,
+};
+
+$T2H_OPTIONS -> {'l2h-skip'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::L2H_SKIP,
+ verbose => 'if set, tries to reuse previously latex2html output',
+ noHelp => 1,
+};
+
+$T2H_OPTIONS -> {'l2h-tmp'} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::L2H_TMP,
+ verbose => 'if set, uses $s as temporary latex2html directory',
+ noHelp => 1,
+};
+
+$T2H_OPTIONS -> {'l2h-file'} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::L2H_FILE,
+ verbose => 'if set, uses $s as latex2html init file',
+ noHelp => 1,
+};
+
+
+$T2H_OPTIONS -> {'l2h-clean'} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::L2H_CLEAN,
+ verbose => 'if set, do not keep intermediate latex2html files for later reuse',
+ noHelp => 1,
+};
+
+$T2H_OPTIONS -> {'D'} =
+{
+ type => '=s',
+ linkage => sub {$value{$_[1]} = 1;},
+ verbose => 'equivalent to Texinfo "@set $s 1"',
+ noHelp => 1,
+};
+
+$T2H_OPTIONS -> {'U'} =
+{
+ type => '=s',
+ linkage => sub {delete $value{$_[1]};},
+ verbose => 'equivalent to Texinfo "@clear $s"',
+ noHelp => 1,
+};
+
+$T2H_OPTIONS -> {'init-file'} =
+{
+ type => '=s',
+ linkage => \&load_init_file,
+ verbose => 'load init file $s'
+};
+
+$T2H_OPTIONS -> {'css-include'} =
+{
+ type => '=s',
+ linkage => \@Texi2HTML::Config::CSS_FILES,
+ verbose => 'use css file $s'
+};
+
+##
+## obsolete cmd line options
+##
+my $T2H_OBSOLETE_OPTIONS;
+
+$T2H_OBSOLETE_OPTIONS -> {'out-file'} =
+{
+ type => '=s',
+ linkage => sub {$Texi2HTML::Config::OUT = $_[1]; $Texi2HTML::Config::SPLIT = '';},
+ verbose => 'if set, all HTML output goes into file $s, obsoleted by "-output" with different semantics',
+ noHelp => 2
+};
+
+$T2H_OBSOLETE_OPTIONS -> {init_file} =
+{
+ type => '=s',
+ linkage => \&load_init_file,
+ verbose => 'obsolete, use "-init-file" instead',
+ noHelp => 2
+};
+
+$T2H_OBSOLETE_OPTIONS -> {l2h_clean} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::L2H_CLEAN,
+ verbose => 'obsolete, use "-l2h-clean" instead',
+ noHelp => 2,
+};
+
+$T2H_OBSOLETE_OPTIONS -> {l2h_l2h} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::L2H_L2H,
+ verbose => 'obsolete, use "-l2h-l2h" instead',
+ noHelp => 2
+};
+
+$T2H_OBSOLETE_OPTIONS -> {l2h_skip} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::L2H_SKIP,
+ verbose => 'obsolete, use "-l2h-skip" instead',
+ noHelp => 2
+};
+
+$T2H_OBSOLETE_OPTIONS -> {l2h_tmp} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::L2H_TMP,
+ verbose => 'obsolete, use "-l2h-tmp" instead',
+ noHelp => 2
+};
+
+$T2H_OBSOLETE_OPTIONS -> {out_file} =
+{
+ type => '=s',
+ linkage => sub {$Texi2HTML::Config::OUT = $_[1]; $Texi2HTML::Config::SPLIT = '';},
+ verbose => 'obsolete, use "-out-file" instead',
+ noHelp => 2
+};
+
+$T2H_OBSOLETE_OPTIONS -> {short_ref} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::SHORT_REF,
+ verbose => 'obsolete, use "-short-ref" instead',
+ noHelp => 2
+};
+
+$T2H_OBSOLETE_OPTIONS -> {idx_sum} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::IDX_SUMMARY,
+ verbose => 'obsolete, use "-idx-sum" instead',
+ noHelp => 2
+};
+
+$T2H_OBSOLETE_OPTIONS -> {def_table} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::DEF_TABLE,
+ verbose => 'obsolete, use "-def-table" instead',
+ noHelp => 2
+};
+
+$T2H_OBSOLETE_OPTIONS -> {short_ext} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::SHORTEXTN,
+ verbose => 'obsolete, use "-short-ext" instead',
+ noHelp => 2
+};
+
+$T2H_OBSOLETE_OPTIONS -> {sec_nav} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::SECTION_NAVIGATION,
+ verbose => 'obsolete, use "-sec-nav" instead',
+ noHelp => 2
+};
+
+$T2H_OBSOLETE_OPTIONS -> {top_file} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::TOP_FILE,
+ verbose => 'obsolete, use "-top-file" instead',
+ noHelp => 2
+};
+
+$T2H_OBSOLETE_OPTIONS -> {toc_file} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::TOC_FILE,
+ verbose => 'obsolete, use "-toc-file" instead',
+ noHelp => 2
+};
+
+$T2H_OBSOLETE_OPTIONS -> {glossary} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::USE_GLOSSARY,
+# verbose => "if set, uses section named `Footnotes' for glossary",
+ verbose => "this does nothing",
+ noHelp => 2,
+};
+
+$T2H_OBSOLETE_OPTIONS -> {dump_texi} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::DUMP_TEXI,
+ verbose => 'obsolete, use "-dump-texi" instead',
+ noHelp => 1
+};
+
+$T2H_OBSOLETE_OPTIONS -> {frameset_doctype} =
+{
+ type => '=s',
+ linkage => \$Texi2HTML::Config::FRAMESET_DOCTYPE,
+ verbose => 'obsolete, use "-frameset-doctype" instead',
+ noHelp => 2
+};
+
+$T2H_OBSOLETE_OPTIONS -> {'no-section_navigation'} =
+{
+ type => '!',
+ linkage => sub {$Texi2HTML::Config::SECTION_NAVIGATION = 0;},
+ verbose => 'obsolete, use -nosec_nav',
+ noHelp => 2,
+};
+my $use_acc; # not used
+$T2H_OBSOLETE_OPTIONS -> {use_acc} =
+{
+ type => '!',
+ linkage => \$use_acc,
+ verbose => 'obsolete, set to true unconditionnaly',
+ noHelp => 2
+};
+$T2H_OBSOLETE_OPTIONS -> {expandinfo} =
+{
+ type => '!',
+ linkage => sub {push @Texi2HTML::Config::EXPAND, 'info';},
+ verbose => 'obsolete, use "-expand info" instead',
+ noHelp => 2,
+};
+$T2H_OBSOLETE_OPTIONS -> {expandtex} =
+{
+ type => '!',
+ linkage => sub {push @Texi2HTML::Config::EXPAND, 'tex';},
+ verbose => 'obsolete, use "-expand tex" instead',
+ noHelp => 2,
+};
+$T2H_OBSOLETE_OPTIONS -> {monolithic} =
+{
+ type => '!',
+ linkage => sub {$Texi2HTML::Config::SPLIT = '';},
+ verbose => 'obsolete, use "-split no" instead',
+ noHelp => 2
+};
+$T2H_OBSOLETE_OPTIONS -> {split_node} =
+{
+ type => '!',
+ linkage => sub{$Texi2HTML::Config::SPLIT = 'section';},
+ verbose => 'obsolete, use "-split section" instead',
+ noHelp => 2,
+};
+$T2H_OBSOLETE_OPTIONS -> {split_chapter} =
+{
+ type => '!',
+ linkage => sub{$Texi2HTML::Config::SPLIT = 'chapter';},
+ verbose => 'obsolete, use "-split chapter" instead',
+ noHelp => 2,
+};
+$T2H_OBSOLETE_OPTIONS -> {no_verbose} =
+{
+ type => '!',
+ linkage => sub {$Texi2HTML::Config::VERBOSE = 0;},
+ verbose => 'obsolete, use -noverbose instead',
+ noHelp => 2,
+};
+$T2H_OBSOLETE_OPTIONS -> {output_file} =
+{
+ type => '=s',
+ linkage => sub {$Texi2HTML::Config::OUT = $_[1]; $Texi2HTML::Config::SPLIT = '';},
+ verbose => 'obsolete, use -out_file instead',
+ noHelp => 2
+};
+
+$T2H_OBSOLETE_OPTIONS -> {section_navigation} =
+{
+ type => '!',
+ linkage => \$Texi2HTML::Config::SECTION_NAVIGATION,
+ verbose => 'obsolete, use -sec_nav instead',
+ noHelp => 2,
+};
+
+$T2H_OBSOLETE_OPTIONS -> {verbose} =
+{
+ type => '!',
+ linkage=> \$Texi2HTML::Config::VERBOSE,
+ verbose => 'obsolete, use -Verbose instead',
+ noHelp => 2
+};
+
+# read initialzation from $sysconfdir/texi2htmlrc or $HOME/.texi2htmlrc
+# obsolete.
+my @rc_files = ();
+push @rc_files, "$sysconfdir/texi2htmlrc" if defined($sysconfdir);
+push @rc_files, "$ENV{'HOME'}/.texi2htmlrc" if (defined($ENV{HOME}));
+foreach my $i (@rc_files)
+{
+ if (-e $i and -r $i)
+ {
+ print STDERR "# reading initialization file from $i\n"
+ if ($T2H_VERBOSE);
+ print STDERR "Reading config from $i is obsolete, use texi2html/$conf_file_name instead\n";
+ Texi2HTML::Config::load($i);
+ }
+}
+
+# read initialization files
+foreach my $file (locate_init_file($conf_file_name, 1))
+{
+ print STDERR "# reading initialization file from $file\n" if ($T2H_VERBOSE);
+ Texi2HTML::Config::load($file);
+}
+
+#
+# %value hold texinfo variables, see also -D, -U, @set and @clear.
+# we predefine html (the output format) and texi2html (the translator)
+%value =
+ (
+ 'html' => 1,
+ 'texi2html' => $THISVERSION,
+ );
+
+#+++############################################################################
+# #
+# parse command-line options
+# #
+#---############################################################################
+
+
+my $T2H_USAGE_TEXT = <<EOT;
+Usage: texi2html [OPTIONS] TEXINFO-FILE
+Translates Texinfo source documentation to HTML.
+EOT
+my $T2H_FAILURE_TEXT = <<EOT;
+Try 'texi2html --help' for usage instructions.
+EOT
+
+my $options = new Getopt::MySimple;
+
+$T2H_OPTIONS -> {'help'} =
+{
+ type => ':i',
+ default => '',
+ linkage => sub {$options->helpOptions($_[1]);
+ print "\nSend bugs and suggestions to <users\@texi2html.cvshome.org>\n";
+ exit (0);},
+ verbose => "print help and exit"
+};
+
+# some older version of GetOpt::Long don't have
+# Getopt::Long::Configure("pass_through")
+eval {Getopt::Long::Configure("pass_through");};
+my $Configure_failed = $@ && <<EOT;
+**WARNING: Parsing of obsolete command-line options could have failed.
+ Consider to use only documented command-line options (run
+ 'texi2html --help 2' for a complete list) or upgrade to perl
+ version 5.005 or higher.
+EOT
+# FIXME getOptions is called 2 times, and thus adds 2 times the default
+# help and version and after that warns.
+if (! $options->getOptions($T2H_OPTIONS, $T2H_USAGE_TEXT, "$THISVERSION\n"))
+{
+ print STDERR "$Configure_failed" if $Configure_failed;
+ die $T2H_FAILURE_TEXT;
+}
+if (@ARGV > 1)
+{
+ eval {Getopt::Long::Configure("no_pass_through");};
+ if (! $options->getOptions($T2H_OBSOLETE_OPTIONS, $T2H_USAGE_TEXT, "$THISVERSION\n"))
+ {
+ print STDERR "$Configure_failed" if $Configure_failed;
+ die $T2H_FAILURE_TEXT;
+ }
+}
+# $T2H_DEBUG and $T2H_VERBOSE are shorthands
+my $T2H_DEBUG = $Texi2HTML::Config::DEBUG;
+$T2H_VERBOSE = $Texi2HTML::Config::VERBOSE;
+
+#+++############################################################################
+# #
+# evaluation of cmd line options
+# #
+#---############################################################################
+
+# retro compatibility for $Texi2HTML::Config::EXPAND
+push (@Texi2HTML::Config::EXPAND, $Texi2HTML::Config::EXPAND) if ($Texi2HTML::Config::EXPAND);
+
+# correct %text_macros and @special_regions based on command line and init
+# variables
+$text_macros{'menu'} = 1 if ($Texi2HTML::Config::SHOW_MENU);
+
+push @special_regions, 'tex' if ($Texi2HTML::Config::L2H);
+
+foreach my $expanded (@Texi2HTML::Config::EXPAND)
+{
+ $text_macros{"if$expanded"} = 1 if (exists($text_macros{"if$expanded"}));
+ next unless (exists($text_macros{$expanded}));
+ if (grep {$_ eq $expanded} @special_regions)
+ {
+ $text_macros{$expanded} = 'special';
+ }
+ elsif (grep {$_ eq $expanded} @raw_regions)
+ {
+ $text_macros{$expanded} = 'raw';
+ }
+ else
+ {
+ $text_macros{$expanded} = 1;
+ }
+}
+
+# handle ifnot regions
+foreach my $region (keys (%text_macros))
+{
+ next if ($region =~ /^ifnot/);
+ if ($text_macros{$region} and $region =~ /^if(\w+)$/)
+ {
+ $text_macros{"ifnot$1"} = 0;
+ }
+}
+
+if ($T2H_VERBOSE)
+{
+ print STDERR "# Expanded: ";
+ foreach my $text_macro (keys(%text_macros))
+ {
+ print STDERR "$text_macro " if ($text_macros{$text_macro});
+ }
+ print STDERR "\n";
+}
+
+# This is kept in that file although it is html formatting as it seems to
+# be rather obsolete
+$Texi2HTML::Config::INVISIBLE_MARK = '<img src="invisible.xbm" alt="">' if $Texi2HTML::Config::INVISIBLE_MARK eq 'xbm';
+
+$T2H_DEBUG |= $DEBUG_TEXI if ($Texi2HTML::Config::DUMP_TEXI);
+
+# Construct hashes used for cross references generation
+# Do it now as the user may have changed $USE_UNICODE
+
+foreach my $key (keys(%Texi2HTML::Config::unicode_map))
+{
+ if ($Texi2HTML::Config::unicode_map{$key} ne '')
+ {
+ if ($Texi2HTML::Config::USE_UNICODE)
+ {
+ $cross_ref_texi_map{$key} = chr(hex($Texi2HTML::Config::unicode_map{$key}));
+ }
+ else
+ {
+ $cross_ref_texi_map{$key} = '_' . lc($Texi2HTML::Config::unicode_map{$key});
+ }
+ }
+}
+
+foreach my $key (keys(%cross_ref_style_map_texi))
+{
+ if ($style_type{$key} eq 'accent'
+ and (ref($cross_ref_style_map_texi{$key}) eq 'HASH'))
+ {
+ if ($Texi2HTML::Config::USE_UNICODE)
+ {
+ $cross_ref_style_map_texi{$key}->{'function'} = \&Texi2HTML::Config::t2h_utf8_accent;
+ }
+ else
+ {
+ $cross_ref_style_map_texi{$key}->{'function'} = \&Texi2HTML::Config::t2h_nounicode_cross_manual_accent;
+ }
+ }
+}
+
+#
+# file name buisness
+#
+
+# this is directly pasted over from latex2html
+sub getcwd
+{
+ local($_) = `pwd`;
+
+ die "'pwd' failed (out of memory?)\n"
+ unless length;
+ chop;
+ $_;
+}
+
+
+my $docu_dir; # directory of the document
+my $docu_name; # basename of the document
+my $docu_rdir; # directory for the output
+#my $docu_ext = "html"; # extension
+my $docu_ext = $Texi2HTML::Config::EXTENSION; # extension
+my $docu_toc; # document's table of contents
+my $docu_stoc; # document's short toc
+my $docu_foot; # document's footnotes
+my $docu_about; # about this document
+my $docu_top; # document top
+my $docu_doc; # document (or document top of split)
+
+die "Need exactly one file to translate\n$T2H_FAILURE_TEXT" unless @ARGV == 1;
+my $docu = shift(@ARGV);
+if ($docu =~ /(.*\/)/)
+{
+ chop($docu_dir = $1);
+ $docu_name = $docu;
+ $docu_name =~ s/.*\///;
+}
+else
+{
+ $docu_dir = '.';
+ $docu_name = $docu;
+}
+unshift(@Texi2HTML::Config::INCLUDE_DIRS, $docu_dir);
+unshift(@Texi2HTML::Config::INCLUDE_DIRS, @Texi2HTML::Config::PREPEND_DIRS);
+$docu_name =~ s/\.te?x(i|info)?$//;
+$docu_name = $Texi2HTML::Config::PREFIX if ($Texi2HTML::Config::PREFIX);
+
+# resulting files splitting
+if ($Texi2HTML::Config::SPLIT =~ /section/i)
+{
+ $Texi2HTML::Config::SPLIT = 'section';
+}
+elsif ($Texi2HTML::Config::SPLIT =~ /node/i)
+{
+ $Texi2HTML::Config::SPLIT = 'node';
+}
+elsif ($Texi2HTML::Config::SPLIT =~ /chapter/i)
+{
+ $Texi2HTML::Config::SPLIT = 'chapter';
+}
+else
+{
+ $Texi2HTML::Config::SPLIT = '';
+}
+
+# Something like backward compatibility
+if ($Texi2HTML::Config::SPLIT and $Texi2HTML::Config::SUBDIR)
+{
+ $Texi2HTML::Config::OUT = $Texi2HTML::Config::SUBDIR;
+}
+
+# subdir
+
+die "output to STDOUT and split or frames incompatible\n"
+ if (($Texi2HTML::Config::SPLIT or $Texi2HTML::Config::FRAMES) and ($Texi2HTML::Config::OUT eq '-'));
+
+if ($Texi2HTML::Config::SPLIT and ($Texi2HTML::Config::OUT eq ''))
+{
+ $Texi2HTML::Config::OUT = $docu_name;
+}
+
+if ($Texi2HTML::Config::SPLIT and ($Texi2HTML::Config::OUT eq '.'))
+{# This is to avoid trouble with latex2html
+ $Texi2HTML::Config::OUT = '';
+}
+
+$docu_rdir = '';
+
+if ($Texi2HTML::Config::SPLIT and ($Texi2HTML::Config::OUT ne ''))
+{
+ $Texi2HTML::Config::OUT =~ s|/*$||;
+ $docu_rdir = "$Texi2HTML::Config::OUT/";
+ unless (-d $Texi2HTML::Config::OUT)
+ {
+ if ( mkdir($Texi2HTML::Config::OUT, oct(755)))
+ {
+ print STDERR "# created directory $Texi2HTML::Config::OUT\n" if ($T2H_VERBOSE);
+ }
+ else
+ {
+ die "$ERROR can't create directory $Texi2HTML::Config::OUT\n";
+ }
+ }
+ print STDERR "# putting result files into directory $docu_rdir\n" if ($T2H_VERBOSE);
+}
+elsif (! $Texi2HTML::Config::SPLIT and ($Texi2HTML::Config::OUT ne ''))
+{
+ if ($Texi2HTML::Config::OUT =~ m|(.*)/|)
+ {# there is a leading directories
+ $docu_rdir = "$1/";
+ unless (-d $docu_rdir)
+ {
+ if ( mkdir($docu_rdir, oct(755)))
+ {
+ print STDERR "# created directory $docu_rdir\n" if ($T2H_VERBOSE);
+ }
+ else
+ {
+ die "$ERROR can't create directory $docu_rdir\n";
+ }
+ }
+ print STDERR "# putting result files into directory $docu_rdir\n" if ($T2H_VERBOSE);
+ }
+ else
+ {
+ print STDERR "# putting result files into current directory \n" if ($T2H_VERBOSE);
+ $docu_rdir = '';
+ }
+}
+
+# We don't use "./" as $docu_rdir when $docu_rdir is the current directory
+# because it is problematic for latex2html. To test writability with -w,
+# however we need a real directory.
+my $result_rdir = $docu_rdir;
+$result_rdir = "." if ($docu_rdir eq '');
+unless (-w $result_rdir)
+{
+ $docu_rdir = 'current directory' if ($docu_rdir eq '');
+ die "$ERROR $docu_rdir not writable\n";
+}
+
+# relative path leading to the working directory from the document directory
+my $path_to_working_dir = $docu_rdir;
+if ($docu_rdir ne '')
+{
+ my $cwd = getcwd;
+ my $docu_path = $docu_rdir;
+ $docu_path = $cwd . '/' . $docu_path unless ($docu_path =~ /^\//);
+ my @result = ();
+ foreach my $element (split /\//, File::Spec->canonpath($docu_path))
+ {
+ if ($element eq '')
+ {
+ push @result, '';
+ }
+ elsif ($element eq '..')
+ {
+ if (@result and ($result[-1] eq ''))
+ {
+ print STDERR "Too much .. in absolute file name\n";
+ }
+ elsif (@result and ($result[-1] ne '..'))
+ {
+ pop @result;
+ }
+ else
+ {
+ push @result, $element;
+ }
+ }
+ else
+ {
+ push @result, $element;
+ }
+ }
+ $path_to_working_dir = File::Spec->abs2rel($cwd, join ('/', @result));
+ $path_to_working_dir =~ s|.*/||;
+ $path_to_working_dir .= '/' unless($path_to_working_dir eq '');
+}
+
+# extension
+if ($Texi2HTML::Config::SHORTEXTN)
+{
+ $docu_ext = "htm";
+}
+if ($Texi2HTML::Config::TOP_FILE =~ s/\..*$//)
+{
+ $Texi2HTML::Config::TOP_FILE .= ".$docu_ext";
+}
+
+$docu_doc = "$docu_name.$docu_ext"; # document's contents
+if ($Texi2HTML::Config::SPLIT)
+{
+ # if Texi2HTML::Config::NODE_FILES is true and a node is called ${docu_name}_toc
+ # ${docu_name}_ovr... there may be trouble with the old naming scheme in
+ # very rare circumstances. This won't be fixed, the new scheme will be used
+ # soon.
+ $docu_toc = $Texi2HTML::Config::TOC_FILE || "${docu_name}_toc.$docu_ext";
+ $docu_stoc = "${docu_name}_ovr.$docu_ext";
+ $docu_foot = "${docu_name}_fot.$docu_ext";
+ $docu_about = "${docu_name}_abt.$docu_ext";
+ $docu_top = $Texi2HTML::Config::TOP_FILE || $docu_doc;
+}
+else
+{
+ if ($Texi2HTML::Config::OUT)
+ {
+ $docu_doc = $Texi2HTML::Config::OUT;
+ $docu_doc =~ s|.*/||;
+ }
+ $docu_toc = $docu_foot = $docu_stoc = $docu_about = $docu_top = $docu_doc;
+}
+
+# For use in init files
+$Texi2HTML::Config::TOP_FILE = $docu_top;
+$Texi2HTML::Config::TOC_FILE = $docu_toc;
+
+my $docu_doc_file = "$docu_rdir$docu_doc";
+my $docu_toc_file = "$docu_rdir$docu_toc";
+my $docu_stoc_file = "$docu_rdir$docu_stoc";
+my $docu_foot_file = "$docu_rdir$docu_foot";
+my $docu_about_file = "$docu_rdir$docu_about";
+my $docu_top_file = "$docu_rdir$docu_top";
+
+my $docu_frame_file = "$docu_rdir${docu_name}_frame.$docu_ext";
+my $docu_toc_frame_file = "$docu_rdir${docu_name}_toc_frame.$docu_ext";
+
+#
+# _foo: internal variables to track @foo
+#
+foreach my $key ('_author', '_title', '_subtitle', '_shorttitlepage',
+ '_settitle', '_setfilename', '_shorttitle', '_titlefont')
+{
+ $value{$key} = ''; # prevent -w warnings
+}
+my $index; # ref on a hash for the index entries
+my %indices = (); # hash of indices names containing
+ #[ $Pages, $Entries ] (page indices and
+ # raw index entries)
+my @index_labels = (); # array corresponding with @?index commands
+ # constructed during pass_texi, used to
+ # put labels in pass_text
+#
+# initial counters
+#
+my $foot_num = 0;
+my $relative_foot_num = 0;
+my $idx_num = 0;
+my $sec_num = 0;
+my $anchor_num = 0;
+
+#
+# can I use ISO8859 characters? (HTML+)
+#
+if ($Texi2HTML::Config::USE_ISO)
+{
+ foreach my $thing (keys(%Texi2HTML::Config::iso_symbols))
+ {
+ $things_map_ref->{$thing} = $Texi2HTML::Config::iso_symbols{$thing};
+ $pre_map_ref->{$thing} = $Texi2HTML::Config::iso_symbols{$thing};
+ }
+}
+
+# process a css file
+sub process_css_file ($$)
+{
+ my $fh =shift;
+ my $file = shift;
+ my $in_rules = 0;
+ my $in_comment = 0;
+ my $in_import = 0;
+ my $in_string = 0;
+ my $rules = [];
+ my $imports = [];
+ while (<$fh>)
+ {
+ #print STDERR "Line: $_";
+ if ($in_rules)
+ {
+ push @$rules, $_;
+ next;
+ }
+ my $text = '';
+ while (1)
+ {
+ #sleep 1;
+ #print STDERR "${text}!in_comment $in_comment in_rules $in_rules in_import $in_import in_string $in_string: $_";
+ if ($in_comment)
+ {
+ if (s/^(.*?\*\/)//)
+ {
+ $text .= $1;
+ $in_comment = 0;
+ }
+ else
+ {
+ push @$imports, $text . $_;
+ last;
+ }
+ }
+ elsif (!$in_string and s/^\///)
+ { # what do '\' do here ?
+ if (s/^\*//)
+ {
+ $text .= '/*';
+ $in_comment = 1;
+ }
+ else
+ {
+ push (@$imports, $text. "\n") if ($text ne '');
+ push (@$rules, '/' . $_);
+ $in_rules = 1;
+ last;
+ }
+ }
+ elsif (!$in_string and $in_import and s/^([\"\'])//)
+ { # strings outside of import start rules
+ $text .= "$1";
+ $in_string = quotemeta("$1");
+ }
+ elsif ($in_string and s/^(\\$in_string)//)
+ {
+ $text .= $1;
+ }
+ elsif ($in_string and s/^($in_string)//)
+ {
+ $text .= $1;
+ $in_string = 0;
+ }
+ elsif ((! $in_string and !$in_import) and (s/^([\\]?\@import)$// or s/^([\\]?\@import\s+)//))
+ {
+ $text .= $1;
+ $in_import = 1;
+ }
+ elsif (!$in_string and $in_import and s/^\;//)
+ {
+ $text .= ';';
+ $in_import = 0;
+ }
+ elsif (($in_import or $in_string) and s/^(.)//)
+ {
+ $text .= $1;
+ }
+ elsif (!$in_import and s/^([^\s])//)
+ {
+ push (@$imports, $text. "\n") if ($text ne '');
+ push (@$rules, $1 . $_);
+ $in_rules = 1;
+ last;
+ }
+ elsif (s/^(\s)//)
+ {
+ $text .= $1;
+ }
+ elsif ($_ eq '')
+ {
+ push (@$imports, $text);
+ last;
+ }
+ }
+ }
+ warn "$WARN string not closed in css file $file\n" if ($in_string);
+ warn "$WARN comment not closed in css file $file\n" if ($in_comment);
+ warn "$WARN \@import not finished in css file $file\n" if ($in_import and !$in_comment and !$in_string);
+ return ($imports, $rules);
+}
+
+my @css_import_lines;
+my @css_rule_lines;
+
+# process css files
+foreach my $file (@Texi2HTML::Config::CSS_FILES)
+{
+ my $css_file_fh;
+ my $css_file;
+ if ($file eq '-')
+ {
+ $css_file_fh = \*STDIN;
+ $css_file = '-';
+ }
+ else
+ {
+ $css_file = locate_init_file ($file);
+ unless (defined($css_file))
+ {
+ warn "css file $file not found\n";
+ next;
+ }
+ unless (open (CSSFILE, "$css_file"))
+ {
+ warn "Cannot open ${css_file}: $!";
+ next;
+ }
+ $css_file_fh = \*CSSFILE;
+ }
+ my ($import_lines, $rules_lines);
+ ($import_lines, $rules_lines) = process_css_file ($css_file_fh, $css_file);
+ push @css_import_lines, @$import_lines;
+ push @css_rule_lines, @$rules_lines;
+}
+
+if ($T2H_DEBUG & $DEBUG_USER)
+{
+ if (@css_import_lines)
+ {
+ print STDERR "# css import lines\n";
+ foreach my $line (@css_import_lines)
+ {
+ print STDERR "$line";
+ }
+ }
+ if (@css_rule_lines)
+ {
+ print STDERR "# css rule lines\n";
+ foreach my $line (@css_rule_lines)
+ {
+ print STDERR "$line";
+ }
+ }
+}
+
+#
+# read texi2html extensions (if any)
+# FIXME isn't that obsolete ? (obsoleted by -init-file)
+my $extensions = 'texi2html.ext'; # extensions in working directory
+if (-f $extensions)
+{
+ print STDERR "# reading extensions from $extensions\n" if $T2H_VERBOSE;
+ require($extensions);
+}
+my $progdir;
+($progdir = $0) =~ s/[^\/]+$//;
+if ($progdir && ($progdir ne './'))
+{
+ $extensions = "${progdir}texi2html.ext"; # extensions in texi2html directory
+ if (-f $extensions)
+ {
+ print STDERR "# reading extensions from $extensions\n" if $T2H_VERBOSE;
+ require($extensions);
+ }
+}
+
+# parse texinfo cnf file for external manual specifications.
+my @texinfo_htmlxref_files = locate_init_file ($texinfo_htmlxref, 1, \@texinfo_config_dirs);
+foreach my $file (@texinfo_htmlxref_files)
+{
+ open (HTMLXREF, $file);
+ while (<HTMLXREF>)
+ {
+ my $line = $_;
+ s/[#]\s.*//;
+ s/^\s*//;
+ next if /^\s*$/;
+ my @htmlxref = split /\s+/;
+ my $manual = shift @htmlxref;
+ next if (exists($Texi2HTML::THISDOC{'htmlxref'}->{$manual}));
+ my $split_or_mono = shift @htmlxref;
+ if (!defined($split_or_mono) or ($split_or_mono ne 'split' and $split_or_mono ne 'mono'))
+ {
+ echo_warn("Bad line in $file: $line");
+ next;
+ }
+ my $href = shift @htmlxref;
+ if ($split_or_mono eq 'split')
+ {
+ $Texi2HTML::THISDOC{'htmlxref'}->{$manual}->{'split'} = 1;
+ $Texi2HTML::THISDOC{'htmlxref'}->{$manual}->{'mono'} = 0;
+ }
+ else
+ {
+ $Texi2HTML::THISDOC{'htmlxref'}->{$manual}->{'split'} = 0;
+ $Texi2HTML::THISDOC{'htmlxref'}->{$manual}->{'mono'} = 1;
+ }
+ if (defined($href))
+ {
+ if ($Texi2HTML::THISDOC{'htmlxref'}->{$manual}->{'split'})
+ {
+ $href =~ s/\/*$//;
+ }
+ $Texi2HTML::THISDOC{'htmlxref'}->{$manual}->{'href'} = $href;
+ }
+ }
+ close (HTMLXREF);
+}
+
+if ($T2H_DEBUG)
+{
+ foreach my $manual (keys(%{$Texi2HTML::THISDOC{'htmlxref'}}))
+ {
+ my $href = 'NO';
+ $href = $Texi2HTML::THISDOC{'htmlxref'}->{$manual}->{'href'} if
+ defined($Texi2HTML::THISDOC{'htmlxref'}->{$manual}->{'href'});
+ print STDERR "$manual: split $Texi2HTML::THISDOC{'htmlxref'}->{$manual}->{'split'}, href: $href\n";
+ }
+}
+
+print STDERR "# reading from $docu\n" if $T2H_VERBOSE;
+
+{
+
+package Texi2HTML::LaTeX2HTML;
+
+#########################################################################
+#
+# latex2html stuff
+#
+# latex2html conversions consist of three stages:
+# 1) ToLatex: Put "latex" code into a latex file
+# 2) ToHtml: Use latex2html to generate corresponding html code and images
+# 3) FromHtml: Extract generated code and images from latex2html run
+#
+
+# init l2h defaults for files and names
+
+# variable which shouldn't be global FIXME
+use vars qw(
+ %l2h_img
+ );
+my ($l2h_name, $l2h_latex_file, $l2h_cache_file, $l2h_html_file, $l2h_prefix);
+
+# holds the status of latex2html operations. If 0 it means that there was
+# an error
+my $status = 0;
+my $debug;
+my $docu_rdir;
+
+#if ($Texi2HTML::Config::L2H)
+sub init($$$)
+{
+ my $docu_name = shift;
+ $docu_rdir = shift;
+ $debug = shift;
+ $l2h_name = "${docu_name}_l2h";
+ $l2h_latex_file = "$docu_rdir${l2h_name}.tex";
+ $l2h_cache_file = "${docu_rdir}l2h_cache.pm";
+ # destination dir -- generated images are put there, should be the same
+ # as dir of enclosing html document --
+ $l2h_html_file = "$docu_rdir${l2h_name}.html";
+ $l2h_prefix = "${l2h_name}_";
+ $status = init_to_latex();
+}
+
+##########################
+#
+# First stage: Generation of Latex file
+# Initialize with: l2h_InitToLatex
+# Add content with: l2h_ToLatex($text) --> HTML placeholder comment
+# Finish with: l2h_FinishToLatex
+#
+
+my $l2h_latex_preamble = <<EOT;
+% This document was automatically generated by the l2h extenstion of texi2html
+% DO NOT EDIT !!!
+\\documentclass{article}
+\\usepackage{html}
+\\begin{document}
+EOT
+
+my $l2h_latex_closing = <<EOT;
+\\end{document}
+EOT
+
+my %l2h_to_latex = ();
+my @l2h_to_latex = ();
+my $l2h_latex_count = 0; # number of latex texts really stored
+my $l2h_to_latex_count = 0; # total number of latex texts processed
+my $l2h_cached_count = 0; # number of cached latex text
+my %l2h_cache = ();
+#$Texi2HTML::Config::L2H = l2h_InitToLatex() if ($Texi2HTML::Config::L2H);
+
+# return used latex 1, if l2h could be initalized properly, 0 otherwise
+#sub l2h_InitToLatex
+sub init_to_latex()
+{
+ unless ($Texi2HTML::Config::L2H_SKIP)
+ {
+ unless (open(L2H_LATEX, ">$l2h_latex_file"))
+ {
+ warn "$ERROR Error l2h: Can't open latex file '$l2h_latex_file' for writing\n";
+ return 0;
+ }
+ print STDERR "# l2h: use ${l2h_latex_file} as latex file\n" if ($T2H_VERBOSE);
+ print L2H_LATEX $l2h_latex_preamble;
+ }
+ # open database for caching
+ #l2h_InitCache();
+ init_cache();
+ return 1;
+}
+
+
+# print text (1st arg) into latex file (if not already there), return
+# @tex_$number which can be later on replaced by the latex2html
+# generated text
+#sub l2h_ToLatex
+sub to_latex
+{
+ my($text) = @_;
+ my($count);
+ $l2h_to_latex_count++;
+ $text =~ s/(\s*)$//;
+ # try whether we can cache it
+ #my $cached_text = l2h_FromCache($text);
+ my $cached_text = from_cache($text);
+ if ($cached_text)
+ {
+ $l2h_cached_count++;
+ return $cached_text;
+ }
+ # try whether we have text already on things to do
+ unless ($count = $l2h_to_latex{$text})
+ {
+ $count = $l2h_latex_count;
+ $l2h_latex_count++;
+ $l2h_to_latex{$text} = $count;
+ $l2h_to_latex[$count] = $text;
+ unless ($Texi2HTML::Config::L2H_SKIP)
+ {
+ print L2H_LATEX "\\begin{rawhtml}\n";
+ print L2H_LATEX "<!-- l2h_begin ${l2h_name} ${count} -->\n";
+ print L2H_LATEX "\\end{rawhtml}\n";
+
+ print L2H_LATEX "$text\n";
+
+ print L2H_LATEX "\\begin{rawhtml}\n";
+ print L2H_LATEX "<!-- l2h_end ${l2h_name} ${count} -->\n";
+ print L2H_LATEX "\\end{rawhtml}\n";
+ }
+ }
+ return "\@tex_${count} ";
+}
+
+# print closing into latex file and close it
+#sub l2h_FinishToLatex
+sub finish_to_latex()
+{
+ my ($reused);
+ $reused = $l2h_to_latex_count - $l2h_latex_count - $l2h_cached_count;
+ unless ($Texi2HTML::Config::L2H_SKIP)
+ {
+ print L2H_LATEX $l2h_latex_closing;
+ close(L2H_LATEX);
+ }
+ print STDERR "# l2h: finished to latex ($l2h_cached_count cached, $reused reused, $l2h_latex_count contents)\n" if ($T2H_VERBOSE);
+ unless ($l2h_latex_count)
+ {
+ #l2h_Finish();
+ finish();
+ return 0;
+ }
+ return 1;
+}
+
+###################################
+# Second stage: Use latex2html to generate corresponding html code and images
+#
+# l2h_ToHtml([$l2h_latex_file, [$l2h_html_dir]]):
+# Call latex2html on $l2h_latex_file
+# Put images (prefixed with $l2h_name."_") and html file(s) in $l2h_html_dir
+# Return 1, on success
+# 0, otherwise
+#
+#sub l2h_ToHtml
+sub to_html()
+{
+ my ($call, $dotbug);
+ if ($Texi2HTML::Config::L2H_SKIP)
+ {
+ print STDERR "# l2h: skipping latex2html run\n" if ($T2H_VERBOSE);
+ return 1;
+ }
+ # Check for dot in directory where dvips will work
+ if ($Texi2HTML::Config::L2H_TMP)
+ {
+ if ($Texi2HTML::Config::L2H_TMP =~ /\./)
+ {
+ warn "$ERROR Warning l2h: l2h_tmp dir contains a dot. Use /tmp, instead\n";
+ $dotbug = 1;
+ }
+ }
+ else
+ {
+ if (main::getcwd() =~ /\./)
+ {
+ warn "$ERROR Warning l2h: current dir contains a dot. Use /tmp as l2h_tmp dir \n";
+ $dotbug = 1;
+ }
+ }
+ # fix it, if necessary and hope that it works
+ $Texi2HTML::Config::L2H_TMP = "/tmp" if ($dotbug);
+
+ $call = $Texi2HTML::Config::L2H_L2H;
+ # use init file, if specified
+ my $init_file = main::locate_init_file($Texi2HTML::Config::L2H_FILE);
+ $call = $call . " -init_file " . $init_file if ($init_file);
+ # set output dir
+ $call .= ($docu_rdir ? " -dir $docu_rdir" : " -no_subdir");
+ # use l2h_tmp, if specified
+ $call = $call . " -tmp $Texi2HTML::Config::L2H_TMP" if ($Texi2HTML::Config::L2H_TMP);
+ # use a given html version if specified
+ $call = $call . " -html_version $Texi2HTML::Config::L2H_HTML_VERSION" if ($Texi2HTML::Config::L2H_HTML_VERSION);
+ # options we want to be sure of
+ $call = $call ." -address 0 -info 0 -split 0 -no_navigation -no_auto_link";
+ $call = $call ." -prefix ${l2h_prefix} $l2h_latex_file";
+
+ print STDERR "# l2h: executing '$call'\n" if ($Texi2HTML::Config::VERBOSE);
+ if (system($call))
+ {
+ warn "l2h ***Error: '${call}' did not succeed\n";
+ return 0;
+ }
+ else
+ {
+ print STDERR "# l2h: latex2html finished successfully\n" if ($Texi2HTML::Config::VERBOSE);
+ return 1;
+ }
+}
+
+##########################
+# Third stage: Extract generated contents from latex2html run
+# Initialize with: l2h_InitFromHtml
+# open $l2h_html_file for reading
+# reads in contents into array indexed by numbers
+# return 1, on success -- 0, otherwise
+# Extract Html code with: l2h_FromHtml($text)
+# replaces in $text all previosuly inserted comments by generated html code
+# returns (possibly changed) $text
+# Finish with: l2h_FinishFromHtml
+# closes $l2h_html_dir/$l2h_name.".$docu_ext"
+
+my $l2h_extract_error = 0;
+my $l2h_range_error = 0;
+my @l2h_from_html;
+
+#sub l2h_InitFromHtml()
+sub init_from_html()
+{
+ local(%l2h_img);
+ my ($count, $h_line);
+
+ if (! open(L2H_HTML, "<${l2h_html_file}"))
+ {
+ print STDERR "$ERROR Error l2h: Can't open ${l2h_html_file} for reading\n";
+ return 0;
+ }
+ print STDERR "# l2h: use ${l2h_html_file} as html file\n" if ($T2H_VERBOSE);
+
+ my $l2h_html_count = 0;
+ while ($h_line = <L2H_HTML>)
+ {
+ if ($h_line =~ /^<!-- l2h_begin $l2h_name ([0-9]+) -->/)
+ {
+ $count = $1;
+ my $h_content = "";
+ while ($h_line = <L2H_HTML>)
+ {
+ if ($h_line =~ /^<!-- l2h_end $l2h_name $count -->/)
+ {
+ chomp $h_content;
+ chomp $h_content;
+ $l2h_html_count++;
+ #$h_content = l2h_ToCache($count, $h_content);
+ $h_content = to_cache($count, $h_content);
+ $l2h_from_html[$count] = $h_content;
+ $h_content = '';
+ last;
+ }
+ $h_content = $h_content.$h_line;
+ }
+ if ($h_content)
+ {
+ print STDERR "$ERROR Warning l2h: l2h_end $l2h_name $count not found\n"
+ if ($Texi2HTML::Config::VERBOSE);
+ close(L2H_HTML);
+ return 0;
+ }
+ }
+ }
+ print STDERR "# l2h: Got $l2h_html_count of $l2h_latex_count html contents\n"
+ if ($Texi2HTML::Config::VERBOSE);
+
+ close(L2H_HTML);
+ return 1;
+}
+
+sub latex2html()
+{
+ return unless($status);
+ return unless ($status = finish_to_latex());
+ return unless ($status = to_html());
+ return unless ($status = init_from_html());
+}
+
+# FIXME used ??
+#sub l2h_FromHtml($)
+sub from_html($)
+{
+ my($text) = @_;
+ my($done, $to_do, $count);
+ $to_do = $text;
+ $done = '';
+ while ($to_do =~ /([^\000]*)<!-- l2h_replace $l2h_name ([0-9]+) -->([^\000]*)/)
+ {
+ $to_do = $1;
+ $count = $2;
+ $done = $3.$done;
+ $done = "<!-- l2h_end $l2h_name $count -->".$done
+ #if ($T2H_DEBUG & $DEBUG_L2H);
+ if ($debug);
+
+ #$done = l2h_ExtractFromHtml($count) . $done;
+ $done = extract_from_html($count) . $done;
+
+ $done = "<!-- l2h_begin $l2h_name $count -->".$done
+ #if ($T2H_DEBUG & $DEBUG_L2H);
+ if ($debug);
+ }
+ return $to_do.$done;
+}
+
+sub do_tex($)
+{
+ my $count = shift;
+ my $result = '';
+ $result = "<!-- l2h_begin $l2h_name $count -->"
+ #if ($T2H_DEBUG & $DEBUG_L2H);
+ if ($debug);
+ $result .= extract_from_html($count);
+ $result .= "<!-- l2h_end $l2h_name $count -->"
+ #if ($T2H_DEBUG & $DEBUG_L2H);
+ if ($debug);
+ return $result;
+}
+
+#sub l2h_ExtractFromHtml($)
+sub extract_from_html($)
+{
+ my $count = shift;
+ return $l2h_from_html[$count] if ($l2h_from_html[$count]);
+ if ($count >= 0 && $count < $l2h_latex_count)
+ {
+ # now we are in trouble
+ my $line;
+ $l2h_extract_error++;
+ print STDERR "$ERROR l2h: can't extract content $count from html\n"
+ if ($T2H_VERBOSE);
+ # try simple (ordinary) substition (without l2h)
+ #my $l_l2h = $Texi2HTML::Config::L2H;
+ $Texi2HTML::Config::L2H = 0;
+ my $l_l2h = $status;
+ $status = 0;
+ $line = $l2h_to_latex{$count};
+ $line = main::substitute_text({}, $line);
+ $line = "<!-- l2h: ". __LINE__ . " use texi2html -->" . $line
+ #if ($T2H_DEBUG & $DEBUG_L2H);
+ if ($debug);
+ #$Texi2HTML::Config::L2H = $l_l2h;
+ $status = $l_l2h;
+ return $line;
+ }
+ else
+ {
+ # now we have been incorrectly called
+ $l2h_range_error++;
+ print STDERR "$ERROR l2h: Request of $count content which is out of valide range [0,$l2h_latex_count)\n";
+ return "<!-- l2h: ". __LINE__ . " out of range count $count -->"
+ #if ($T2H_DEBUG & $DEBUG_L2H);
+ if ($debug);
+ return "<!-- l2h: out of range count $count -->";
+ }
+}
+
+#sub l2h_FinishFromHtml()
+sub finish_from_html()
+{
+ if ($Texi2HTML::Config::VERBOSE)
+ {
+ if ($l2h_extract_error + $l2h_range_error)
+ {
+ print STDERR "# l2h: finished from html ($l2h_extract_error extract and $l2h_range_error errors)\n";
+ }
+ else
+ {
+ print STDERR "# l2h: finished from html (no errors)\n";
+ }
+ }
+}
+
+#sub l2h_Finish()
+sub finish()
+{
+ return unless($status);
+ finish_from_html();
+ #l2h_StoreCache();
+ store_cache();
+ if ($Texi2HTML::Config::L2H_CLEAN)
+ {
+ local ($_);
+ print STDERR "# l2h: removing temporary files generated by l2h extension\n"
+ if $Texi2HTML::Config::VERBOSE;
+ while (<"$docu_rdir$l2h_name"*>)
+ {
+ unlink $_;
+ }
+ }
+ print STDERR "# l2h: Finished\n" if $Texi2HTML::Config::VERBOSE;
+ return 1;
+}
+
+##############################
+# stuff for l2h caching
+#
+
+# I tried doing this with a dbm data base, but it did not store all
+# keys/values. Hence, I did as latex2html does it
+#sub l2h_InitCache
+sub init_cache
+{
+ if (-r "$l2h_cache_file")
+ {
+ my $rdo = do "$l2h_cache_file";
+ warn("$ERROR l2h Error: could not load $docu_rdir$l2h_cache_file: $@\n")
+ unless ($rdo);
+ }
+}
+
+#sub l2h_StoreCache
+sub store_cache
+{
+ return unless $l2h_latex_count;
+ my ($key, $value);
+ open(FH, ">$l2h_cache_file") || return warn"$ERROR l2h Error: could not open $docu_rdir$l2h_cache_file for writing: $!\n";
+ while (($key, $value) = each %l2h_cache)
+ {
+ # escape stuff
+ $key =~ s|/|\\/|g;
+ $key =~ s|\\\\/|\\/|g;
+ # weird, a \ at the end of the key results in an error
+ # maybe this also broke the dbm database stuff
+ $key =~ s|\\$|\\\\|;
+ $value =~ s/\|/\\\|/go;
+ $value =~ s/\\\\\|/\\\|/go;
+ $value =~ s|\\\\|\\\\\\\\|g;
+ print FH "\n\$l2h_cache_key = q/$key/;\n";
+ print FH "\$l2h_cache{\$l2h_cache_key} = q|$value|;\n";
+ }
+ print FH "1;";
+ close(FH);
+}
+
+# return cached html, if it exists for text, and if all pictures
+# are there, as well
+#sub l2h_FromCache
+sub from_cache
+{
+ my $text = shift;
+ my $cached = $l2h_cache{$text};
+ if ($cached)
+ {
+ while ($cached =~ m/SRC="(.*?)"/g)
+ {
+ unless (-e "$docu_rdir$1")
+ {
+ return undef;
+ }
+ }
+ return $cached;
+ }
+ return undef;
+}
+
+# insert generated html into cache, move away images,
+# return transformed html
+my $maximage = 1;
+#sub l2h_ToCache($$)
+sub to_cache($$)
+{
+ my $count = shift;
+ my $content = shift;
+ my @images = ($content =~ /SRC="(.*?)"/g);
+ my ($src, $dest);
+
+ for $src (@images)
+ {
+ $dest = $l2h_img{$src};
+ unless ($dest)
+ {
+ my $ext;
+ if ($src =~ /.*\.(.*)$/ && $1 ne $docu_ext)
+ {
+ $ext = $1;
+ }
+ else
+ {
+ warn "$ERROR: L2h image $src has invalid extension\n";
+ next;
+ }
+ while (-e "$docu_rdir${docu_name}_$maximage.$ext")
+ {
+ $maximage++;
+ }
+ $dest = "${docu_name}_$maximage.$ext";
+ system("cp -f $docu_rdir$src $docu_rdir$dest");
+ $l2h_img{$src} = $dest;
+ #unlink "$docu_rdir$src" unless ($T2H_DEBUG & $DEBUG_L2H);
+ unlink "$docu_rdir$src" unless ($debug);
+ }
+ $content =~ s/$src/$dest/g;
+ }
+ $l2h_cache{$l2h_to_latex[$count]} = $content;
+ return $content;
+}
+
+}
+
+#+++###########################################################################
+# #
+# Pass texi: read source, handle variable, ignored text, #
+# #
+#---###########################################################################
+
+my @fhs = (); # hold the file handles to read
+my $input_spool; # spooled lines to read
+my @lines = (); # whole document
+my @lines_numbers = (); # line number, originating file associated with
+ # whole document
+my $macros; # macros. reference on a hash
+my %info_enclose; # macros defined with definfoenclose
+my $texi_line_number = { 'file_name' => '', 'line_nr' => 0, 'macro' => '' };
+my @floats = (); # floats list
+my %floats = (); # floats by style
+
+sub initialise_state_texi($)
+{
+ my $state = shift;
+ $state->{'texi'} = 1; # for substitute_text and close_stack:
+ # 1 if pass_texi/scan_texi is to be used
+}
+
+my @first_lines = ();
+
+sub pass_texi()
+{
+ my $first_lines = 1; # is it the first lines
+ my $state = {};
+ # holds the informations about the context
+ # to pass it down to the functions
+ initialise_state_texi($state);
+ my @stack;
+ my $text;
+ INPUT_LINE: while (defined($_ = next_line($texi_line_number)))
+ {
+ #
+ # remove the lines preceding \input or an @-command
+ #
+ if ($first_lines)
+ {
+ if (/^\\input/)
+ {
+ push @first_lines, $_;
+ $first_lines = 0;
+ next;
+ }
+ if (/^\s*\@/)
+ {
+ $first_lines = 0;
+ }
+ else
+ {
+ push @first_lines, $_;
+ next;
+ }
+ }
+ #print STDERR "line_nr $texi_line_number->{'line_nr'} :$_";
+ my $chomped_line = $_;
+ if (scan_texi ($_, \$text, \@stack, $state, $texi_line_number) and chomp($chomped_line))
+ {
+ #print STDERR "scan_texi line_nr $texi_line_number->{'line_nr'}\n";
+ push (@lines_numbers, { 'file_name' => $texi_line_number->{'file_name'},
+ 'line_nr' => $texi_line_number->{'line_nr'},
+ 'macro' => $texi_line_number->{'macro'} });
+ }
+
+ #dump_stack (\$text, \@stack, $state);
+ if ($state->{'bye'})
+ {
+ #dump_stack(\$text, \@stack, $state);
+ # close stack after bye
+ close_stack_texi_structure(\$text, \@stack, $state, $texi_line_number);
+ }
+ next if (@stack);
+ $_ = $text;
+ $text = '';
+ next if !defined($_);
+ push @lines, split_lines ($_);
+ last if ($state->{'bye'});
+ }
+ # close stack at the end of pass texi
+ close_stack_texi_structure(\$text, \@stack, $state, $texi_line_number);
+ push @lines, split_lines ($text);
+ print STDERR "# end of pass texi\n" if $T2H_VERBOSE;
+}
+
+# return the line after preserving things according to misc_command map.
+sub preserve_command($$)
+{
+ my $line = shift;
+ my $macro = shift;
+ my $text = '';
+ my $args = '';
+ my $skip_spec = '';
+ my $arg_spec = '';
+
+ $skip_spec = $Texi2HTML::Config::misc_command{$macro}->{'skip'}
+ if (defined($Texi2HTML::Config::misc_command{$macro}->{'skip'}));
+ $arg_spec = $Texi2HTML::Config::misc_command{$macro}->{'arg'}
+ if (defined($Texi2HTML::Config::misc_command{$macro}->{'arg'}));
+
+ if ($arg_spec eq 'line')
+ {
+ $text .= $line;
+ $args .= $line;
+ $line = '';
+ }
+ elsif ($arg_spec)
+ {
+ my $arg_nr = $Texi2HTML::Config::misc_command{$macro}->{'arg'};
+ while ($arg_nr)
+ {
+ $line =~ s/(\s+\S*)//o;
+ $text .= $1 if defined($1);
+ $args .= $1 if defined($1);
+ $arg_nr--;
+ }
+ }
+
+ if ($macro eq 'bye')
+ {
+ $line = '';
+ $text = "\n";
+ }
+ elsif ($skip_spec eq 'linespace')
+ {
+ if ($line =~ /^\s*$/o)
+ {
+ $line =~ s/([ \t]*)//o;
+ $text .= $1;
+ }
+ }
+ elsif ($skip_spec eq 'linewhitespace')
+ {
+ if ($line =~ /^\s*$/o)
+ {
+ $text .= $line;
+ $line = '';
+ }
+ }
+ elsif ($skip_spec eq 'line')
+ {
+ $text .= $line;
+ $line = '';
+ }
+ elsif ($skip_spec eq 'whitespace')
+ {
+ $line =~ s/(\s*)//o;
+ $text .= $1;
+ }
+ elsif ($skip_spec eq 'space')
+ {
+ $line =~ s/([ \t]*)//o;
+ $text .= $1;
+ }
+ $line = '' if (!defined($line));
+ return ($line, "\@$macro" . $text, $args);
+}
+
+#+++###########################################################################
+# #
+# Pass structure: parse document structure #
+# #
+#---###########################################################################
+
+# This is a virtual element for things appearing before @node and
+# sectionning commands
+my $element_before_anything =
+{
+ 'before_anything' => 1,
+ 'place' => [],
+ 'texi' => 'VIRTUAL ELEMENT BEFORE ANYTHING',
+};
+
+sub initialise_state_structure($)
+{
+ my $state = shift;
+ $state->{'structure'} = 1; # for substitute_text and close_stack:
+ # 1 if pass_structure/scan_structure is
+ # to be used
+ $state->{'menu'} = 0; # number of opened menus
+ $state->{'detailmenu'} = 0; # number of opened detailed menus
+ $state->{'level'} = 0; # current sectionning level
+ $state->{'table_stack'} = [ "no table" ]; # a stack of opened tables/lists
+ delete ($state->{'region_lines'}) unless (defined($state->{'region_lines'}));
+}
+
+my @doc_lines = (); # whole document
+my @doc_numbers = (); # whole document line numbers and file names
+my @nodes_list = (); # nodes in document reading order
+ # each member is a reference on a hash
+my @sections_list = (); # sections in reading order
+ # each member is a reference on a hash
+my @elements_list = (); # sectionning elements (nodes and sections)
+ # in reading order. Each member is a reference
+ # on a hash which also appears in %nodes,
+ # @sections_list @nodes_list, @all_elements
+my @all_elements; # all the elements in document order
+my %nodes = (); # nodes hash. The key is the texi node name
+my %cross_reference_nodes = (); # normalized node names
+my %sections = (); # sections hash. The key is the section number
+ # headings are there, although they are not elements
+my $element_top; # Top element
+my $node_top; # Top node
+my $node_first; # First node
+my $element_index; # element with first index
+my $element_chapter_index; # chapter with first index
+my $element_first; # first element
+my $element_last; # last element
+
+# This is a virtual element used to have the right hrefs for index entries
+# and anchors in footnotes
+my $footnote_element =
+{
+ 'id' => 'SEC_Foot',
+ 'file' => $docu_foot,
+ 'footnote' => 1,
+ 'element' => 1,
+ 'place' => [],
+};
+
+#my $do_contents; # do table of contents if true
+#my $do_scontents; # do short table of contents if true
+my $novalidate = $Texi2HTML::Config::NOVALIDATE; # @novalidate appeared
+
+sub pass_structure()
+{
+ my $state = {};
+ # holds the informations about the context
+ # to pass it down to the functions
+ initialise_state_structure($state);
+ $state->{'element'} = $element_before_anything;
+ $state->{'place'} = $element_before_anything->{'place'};
+ my @stack;
+ my $text;
+ my $line_nr;
+
+ while (@lines)
+ {
+ $_ = shift @lines;
+ my $chomped_line = $_;
+ if (!chomp($chomped_line) and @lines)
+ {
+ $lines[0] = $_ . $lines[0];
+ next;
+ }
+ $line_nr = shift (@lines_numbers);
+ #print STDERR "PASS_STRUCTURE: $_";
+ if (!$state->{'raw'} and !$state->{'special'} and !$state->{'verb'})
+ {
+ my $tag = '';
+ if (/^\s*\@(\w+)\b/)
+ {
+ $tag = $1;
+ }
+
+ #
+ # analyze the tag
+ #
+ if ($tag and $tag eq 'node' or defined($sec2level{$tag}) or $tag eq 'printindex' or $tag eq 'float')
+ {
+ $_ = substitute_texi_line($_); #usefull if there is an anchor ???
+ if (@stack and $tag eq 'node' or defined($sec2level{$tag}) or
+$tag eq 'float')
+ {# in pass structure node and float shouldn't appear in formats
+ close_stack_texi_structure(\$text, \@stack, $state, $line_nr);
+ if (exists($state->{'region_lines'}))
+ {
+ push @{$region_lines{$state->{'region_lines'}->{'format'}}}, split_lines ($text);
+ }
+ else
+ {
+ push @doc_lines, split_lines ($text);
+ }
+ $text = '';
+ }
+ if ($tag eq 'node')
+ {
+ my $node_ref;
+ my $auto_directions;
+ $auto_directions = 1 unless (/,/o);
+ my ($node, $node_next, $node_prev, $node_up) = split(/,/, $_);
+ $node =~ s/^\@node\s+// if ($node);
+ if ($node)
+ {
+ $node = normalise_space($node);
+ if (exists($nodes{$node}) and defined($nodes{$node})
+ and $nodes{$node}->{'seen'})
+ {
+ echo_error ("Duplicate node found: $node", $line_nr);
+ next;
+ }
+ else
+ {
+ if (exists($nodes{$node}) and defined($nodes{$node}))
+ { # node appeared in a menu
+ $node_ref = $nodes{$node};
+ }
+ else
+ {
+ my $first;
+ $first = 1 if (!defined($node_ref));
+ $node_ref = {};
+ $node_first = $node_ref if ($first);
+ $nodes{$node} = $node_ref;
+ }
+ $node_ref->{'node'} = 1;
+ $node_ref->{'tag'} = 'node';
+ $node_ref->{'tag_level'} = 'node';
+ $node_ref->{'texi'} = $node;
+ $node_ref->{'seen'} = 1;
+ $node_ref->{'automatic_directions'} = $auto_directions;
+ $node_ref->{'place'} = [];
+ $node_ref->{'current_place'} = [];
+ merge_element_before_anything($node_ref);
+ $node_ref->{'index_names'} = [];
+ $state->{'place'} = $node_ref->{'current_place'};
+ $state->{'element'} = $node_ref;
+ $state->{'after_element'} = 1;
+ $state->{'node_ref'} = $node_ref;
+ # makeinfo treats differently case variants of
+ # top in nodes and anchors and in refs commands and
+ # refs from nodes.
+ if ($node =~ /^top$/i)
+ {
+ if (!defined($node_top))
+ {
+ $node_top = $node_ref;
+ $node_top->{'texi'} = 'Top';
+ delete $nodes{$node};
+ $nodes{$node_top->{'texi'}} = $node_ref;
+ }
+ else
+ { # All the refs are going to point to the first Top
+ echo_warn ("Top node allready exists", $line_nr);
+ #warn "$WARN Top node allready exists\n";
+ }
+ }
+ unless (@nodes_list)
+ {
+ $node_ref->{'first'} = 1;
+ }
+ push (@nodes_list, $node_ref);
+ push @elements_list, $node_ref;
+ }
+ }
+ else
+ {
+ echo_error ("Node is undefined: $_ (eg. \@node NODE-NAME, NEXT, PREVIOUS, UP)", $line_nr);
+ next;
+ }
+
+ if ($node_next)
+ {
+ $node_ref->{'node_next'} = normalise_node($node_next);
+ }
+ if ($node_prev)
+ {
+ $node_ref->{'node_prev'} = normalise_node($node_prev);
+ }
+ if ($node_up)
+ {
+ $node_ref->{'node_up'} = normalise_node($node_up);
+ }
+ }
+ elsif (defined($sec2level{$tag}))
+ {
+ if (/^\@$tag\s*(.*)$/)
+ {
+ my $name = normalise_space($1);
+ $name = '' if (!defined($name));
+ my $level = $sec2level{$tag};
+ $state->{'after_element'} = 1;
+ my ($docid, $num);
+ if($tag ne 'top')
+ {
+ $sec_num++;
+ $num = $sec_num;
+ $docid = "SEC$sec_num";
+ }
+ else
+ {
+ $num = 0;
+ $docid = "SEC_Top";
+ }
+ if ($tag !~ /heading/)
+ {
+ my $section_ref = { 'texi' => $name,
+ 'level' => $level,
+ 'tag' => $tag,
+ 'sec_num' => $num,
+ 'section' => 1,
+ 'id' => $docid,
+ 'seen' => 1,
+ 'index_names' => [],
+ 'current_place' => [],
+ 'place' => []
+ };
+
+ if ($tag eq 'top')
+ {
+ $section_ref->{'top'} = 1;
+ $section_ref->{'number'} = '';
+ $sections{0} = $section_ref;
+ $element_top = $section_ref;
+ }
+ $sections{$num} = $section_ref;
+ merge_element_before_anything($section_ref);
+ if ($state->{'node_ref'} and !exists($state->{'node_ref'}->{'with_section'}))
+ {
+ my $node_ref = $state->{'node_ref'};
+ $section_ref->{'node_ref'} = $node_ref;
+ $section_ref->{'titlefont'} = $node_ref->{'titlefont'};
+ $node_ref->{'with_section'} = $section_ref;
+ $node_ref->{'top'} = 1 if ($tag eq 'top');
+ }
+ if (! $name and $level)
+ {
+ echo_warn ("$tag without name", $line_nr);
+ }
+ push @sections_list, $section_ref;
+ push @elements_list, $section_ref;
+ $state->{'section_ref'} = $section_ref;
+ $state->{'element'} = $section_ref;
+ $state->{'place'} = $section_ref->{'current_place'};
+ my $node_ref = "NO NODE";
+ my $node_texi ='';
+ if ($state->{'node_ref'})
+ {
+ $node_ref = $state->{'node_ref'};
+ $node_texi = $state->{'node_ref'}->{'texi'};
+ }
+ print STDERR "# pass_structure node($node_ref)$node_texi, tag \@$tag($level) ref $section_ref, num,id $num,$docid\n $name\n"
+ if $T2H_DEBUG & $DEBUG_ELEMENTS;
+ }
+ else
+ {
+ my $section_ref = { 'texi' => $name,
+ 'level' => $level,
+ 'heading' => 1,
+ 'tag' => $tag,
+ 'tag_level' => $tag,
+ 'sec_num' => $sec_num,
+ 'id' => $docid,
+ 'number' => '' };
+ $state->{'element'} = $section_ref;
+ push @{$state->{'place'}}, $section_ref;
+ $sections{$sec_num} = $section_ref;
+ }
+ }
+ }
+ elsif ($tag eq 'float')
+ {
+ my ($style_texi, $label_texi) = split(/,/, $_);
+ $style_texi =~ s/^\@float\s*//;
+ $style_texi = normalise_space($style_texi);
+ $label_texi = undef if (defined($label_texi) and ($label_texi =~ /^\s*$/));
+ if (defined($label_texi))
+ {
+ $label_texi = normalise_node($label_texi);
+ if (exists($nodes{$label_texi}) and defined($nodes{$label_texi})
+ and $nodes{$label_texi}->{'seen'})
+ {
+ echo_error ("Duplicate label found: $label_texi", $line_nr);
+ while ($_ =~ /,/)
+ {
+ $_ =~ s/,.*$//;
+ }
+ }
+ else
+ {
+ my $float = { };
+ if (exists($nodes{$label_texi}) and defined($nodes{$label_texi}))
+ { # float appeared in a menu
+ $float = $nodes{$label_texi};
+ }
+ else
+ {
+ $nodes{$label_texi} = $float;
+ }
+ $float->{'float'} = 1;
+ $float->{'tag'} = 'float';
+ $float->{'texi'} = $label_texi;
+ $float->{'seen'} = 1;
+ $float->{'id'} = $label_texi;
+#print STDERR "FLOAT: $float $float->{'texi'}, place $state->{'place'}\n";
+ push @{$state->{'place'}}, $float;
+ $float->{'element'} = $state->{'element'};
+ $state->{'float'} = $float;
+ $float->{'style_texi'} = $style_texi;
+ push @floats, $float;
+ }
+ }
+ }
+ elsif (/^\@printindex\s+(\w+)/)
+ {
+ unless (@elements_list)
+ {
+ echo_warn ("Printindex before document beginning: \@printindex $1", $line_nr);
+ next;
+ }
+ $state->{'after_element'} = 0;
+ # $element_index is the first element with index
+ $element_index = $elements_list[-1] unless (defined($element_index));
+ # associate the index to the element such that the page
+ # number is right
+ my $placed_elements = [];
+ push @{$elements_list[-1]->{'index_names'}}, { 'name' => $1, 'place' => $placed_elements };
+ $state->{'place'} = $placed_elements;
+ }
+ if (exists($state->{'region_lines'}))
+ {
+ push @{$region_lines{$state->{'region_lines'}->{'format'}}}, $_;
+ }
+ else
+ {
+ push @doc_lines, $_;
+ push @doc_numbers, $line_nr;
+ }
+ next;
+ }
+ }
+ if (scan_structure ($_, \$text, \@stack, $state, $line_nr) and !(exists($state->{'region_lines'})))
+ {
+ push (@doc_numbers, $line_nr);
+ }
+ next if (@stack);
+ $_ = $text;
+ $text = '';
+ next if (!defined($_));
+ if ($state->{'region_lines'})
+ {
+ push @{$region_lines{$state->{'region_lines'}->{'format'}}}, split_lines ($_);
+ }
+ else
+ {
+ push @doc_lines, split_lines ($_);
+ }
+ }
+ if (@stack)
+ {# close stack at the end of pass structure
+ close_stack_texi_structure(\$text, \@stack, $state, $line_nr);
+ push @doc_lines, split_lines ($text) if ($text and (!exists($state->{'region_lines'})));
+ }
+ echo_warn ("At end of document, $state->{'region_lines'}->{'number'} $state->{'region_lines'}->{'format'} not closed") if (exists($state->{'region_lines'}));
+ print STDERR "# end of pass structure\n" if $T2H_VERBOSE;
+}
+
+# split line at end of line and put each resulting line in an array
+sub split_lines($)
+{
+ my $line = shift;
+ my @result = ();
+ my $i = 0;
+ while ($line)
+ {
+ $result[$i] = '';
+ $line =~ s/^(.*)//;
+ $result[$i] .= $1;
+ $result[$i] .= "\n" if ($line =~ s/^\n//);
+ #print STDERR "$i: $result[$i]";
+ $i++;
+ }
+ return @result;
+}
+
+sub misc_command_structure($$$$)
+{
+ my $line = shift;
+ my $macro = shift;
+ my $state = shift;
+ my $line_nr = shift;
+ my $text;
+ my $args;
+
+ if ($macro eq 'lowersections')
+ {
+ my ($sec, $level);
+ while (($sec, $level) = each %sec2level)
+ {
+ $sec2level{$sec} = $level + 1;
+ }
+ $state->{'level'}--;
+ }
+ elsif ($macro eq 'raisesections')
+ {
+ my ($sec, $level);
+ while (($sec, $level) = each %sec2level)
+ {
+ $sec2level{$sec} = $level - 1;
+ }
+ $state->{'level'}++;
+ }
+ elsif ($macro eq 'contents')
+ {
+ $Texi2HTML::Config::DO_CONTENTS = 1;
+ }
+ elsif ($macro eq 'detailmenu')
+ {
+ $state->{'detailmenu'}++;
+ }
+ elsif (($macro eq 'summarycontents') or ($macro eq 'shortcontents'))
+ {
+ $Texi2HTML::Config::DO_SCONTENTS = 1;
+ }
+ elsif ($macro eq 'novalidate')
+ {
+ $novalidate = 1;
+ }
+ elsif (grep {$_ eq $macro} ('settitle','setfilename','shortitle','shorttitlepage')
+ and ($line =~ /^\s+(.*)$/))
+ {
+ $value{"_$macro"} = substitute_texi_line($1);
+ }
+ elsif (grep {$_ eq $macro} ('author','subtitle','title')
+ and ($line =~ /^\s+(.*)$/))
+ {
+ $value{"_$macro"} .= substitute_texi_line($1)."\n";
+ push @{$Texi2HTML::THISDOC{"${macro}s"}}, substitute_texi_line($1);
+ }
+ elsif ($macro eq 'synindex' || $macro eq 'syncodeindex')
+ {
+ if ($line =~ /^\s+(\w+)\s+(\w+)/)
+ {
+ my $from = $1;
+ my $to = $2;
+ my $prefix_from = index_name2prefix($from);
+ my $prefix_to = index_name2prefix($to);
+ echo_error ("unknown from index name $from in \@$macro", $line_nr)
+ unless $prefix_from;
+ echo_error ("unknown to index name $to in \@$macro", $line_nr)
+ unless $prefix_to;
+ if ($prefix_from and $prefix_to)
+ {
+ if ($macro eq 'syncodeindex')
+ {
+ $index_properties->{$prefix_to}->{'from_code'}->{$prefix_from} = 1;
+ }
+ else
+ {
+ $index_properties->{$prefix_to}->{'from'}->{$prefix_from} = 1;
+ }
+ }
+ }
+ else
+ {
+ echo_error ("Bad $macro line: $line", $line_nr);
+ }
+ }
+ elsif ($macro eq 'defindex' || $macro eq 'defcodeindex')
+ {
+ if ($line =~ /^\s+(\w+)\s*$/)
+ {
+ my $name = $1;
+ $index_properties->{$name}->{'name'} = $name;
+ $index_properties->{$name}->{'code'} = 1 if $macro eq 'defcodeindex';
+ }
+ else
+ {# FIXME makeinfo don't warn ?
+ echo_error ("Bad $macro line: $line", $line_nr);
+ }
+ }
+ elsif ($macro eq 'documentlanguage')
+ {
+ if ($line =~ /\s+(\w+)/)
+ {
+ my $lang = $1;
+ set_document_language($lang, 0, $line_nr) if (!$cmd_line_lang && $lang);
+ }
+ }
+ elsif ($macro eq 'kbdinputstyle')
+ {# FIXME makeinfo ignores that with --html
+ if ($line =~ /\s+([a-z]+)/)
+ {
+ if ($1 eq 'code')
+ {
+ $style_map_ref->{'kbd'} = $style_map_ref->{'code'};
+ $style_map_pre_ref->{'kbd'} = $style_map_pre_ref->{'code'};
+ $Texi2HTML::THISDOC{'kbdinputstyle'} = $1;
+ }
+ elsif ($1 eq 'example')
+ {
+ $style_map_pre_ref->{'kbd'} = $style_map_pre_ref->{'code'};
+ $Texi2HTML::THISDOC{'kbdinputstyle'} = $1;
+ }
+ elsif ($1 ne 'distinct')
+ {
+ echo_error ("Unknown argument for \@$macro: $1", $line_nr);
+ }
+ }
+ else
+ {
+ echo_error ("Bad \@$macro", $line_nr);
+ }
+ }
+ elsif ($macro eq 'paragraphindent')
+ {
+ if ($line =~ /\s+([0-9]+)/)
+ {
+ $Texi2HTML::THISDOC{'paragraphindent'} = $1;
+ }
+ elsif (($line =~ /\s+(none)[^\w\-]/) or ($line =~ /\s+(asis)[^\w\-]/))
+ {
+ $Texi2HTML::THISDOC{'paragraphindent'} = $1;
+ }
+ else
+ {
+ echo_error ("Bad \@$macro", $line_nr);
+ }
+ }
+ elsif ($macro eq 'firstparagraphindent')
+ {
+ if (($line =~ /\s+(none)[^\w\-]/) or ($line =~ /\s+(insert)[^\w\-]/))
+ {
+ $Texi2HTML::THISDOC{'firstparagraphindent'} = $1;
+ }
+ else
+ {
+ echo_error ("Bad \@$macro", $line_nr);
+ }
+ }
+ elsif ($macro eq 'exampleindent')
+ {
+ if ($line =~ /^\s+([0-9]+)/)
+ {
+ $Texi2HTML::THISDOC{'exampleindent'} = $1;
+ }
+ elsif ($line =~ /^\s+(asis)[^\w\-]/)
+ {
+ $Texi2HTML::THISDOC{'exampleindent'} = $1;
+ }
+ else
+ {
+ echo_error ("Bad \@$macro", $line_nr);
+ }
+ }
+ elsif ($macro eq 'footnotestyle')
+ {
+ if (($line =~ /^\s+(end)[^\w\-]/) or ($line =~ /^\s+(separate)[^\w\-]/))
+ {
+ $Texi2HTML::THISDOC{'footnotestyle'} = $1;
+ }
+ else
+ {
+ echo_error ("Bad \@$macro", $line_nr);
+ }
+ }
+ elsif ($macro eq 'headings')
+ {
+ my $valid_arg = 0;
+ foreach my $possible_arg (('off','on','single','double',
+ 'singleafter','doubleafter'))
+ {
+ if ($line =~ /^\s+($possible_arg)[^\w\-]/)
+ {
+ $valid_arg = 1;
+ $Texi2HTML::THISDOC{'headings'} = $possible_arg;
+ last;
+ }
+ }
+ unless ($valid_arg)
+ {
+ echo_error ("Bad \@$macro", $line_nr);
+ }
+ }
+ elsif ($macro eq 'setchapternewpage')
+ {
+ if (($line =~ /^\s+(on)[^\w\-]/) or ($line =~ /^\s+(off)[^\w\-]/)
+ or ($line =~ /^\s+(odd)[^\w\-]/))
+ {
+ $Texi2HTML::THISDOC{'setchapternewpage'} = $1;
+ }
+ else
+ {
+ echo_error ("Bad \@$macro", $line_nr);
+ }
+ }
+ elsif (grep {$macro eq $_} ('everyheading', 'everyfooting',
+ 'evenheading', 'evenfooting', 'oddheading', 'oddfooting'))
+ {
+ my $arg = $line;
+ $arg =~ s/^\s+//;
+ $Texi2HTML::THISDOC{$macro} = $arg;
+ }
+
+ ($text, $line, $args) = preserve_command($line, $macro);
+ return ($text, $line);
+}
+
+# return the line after removing things according to misc_command map.
+# if the skipped macro has an effect it is done here
+# this is used during pass_text
+sub misc_command_text($$$$$$)
+{
+ my $line = shift;
+ my $macro = shift;
+ my $stack = shift;
+ my $state = shift;
+ my $text = shift;
+ my $line_nr = shift;
+ my ($skipped, $remaining, $args);
+ my $keep = $Texi2HTML::Config::misc_command{$macro}->{'keep'};
+
+ if ($macro eq 'detailmenu')
+ {
+ $state->{'detailmenu'}++;
+ }
+ elsif ($macro eq 'sp')
+ {
+ my $sp_number;
+ if ($line =~ /^\s+(\d+)\s/)
+ {
+ $sp_number = $1;
+ }
+ elsif ($line =~ /(\s*)$/)
+ {
+ $sp_number = '';
+ }
+ else
+ {
+ echo_error ("\@$macro needs a numeric arg or no arg", $line_nr);
+ }
+ $sp_number = 1 if ($sp_number eq '');
+ add_prev($text, $stack, &$Texi2HTML::Config::sp($sp_number, $state->{'preformatted'}));
+ }
+ elsif($macro eq 'verbatiminclude' and !$keep)
+ {
+ if ($line =~ /\s+(.+)/)
+ {
+ my $arg = $1;
+ my $file = locate_include_file($arg);
+ if (defined($file))
+ {
+ if (!open(VERBINCLUDE, $file))
+ {
+ echo_warn ("Can't read file $file: $!",$line_nr);
+ }
+ else
+ {
+ my $verb_text = '';
+ while (my $line = <VERBINCLUDE>)
+ {
+ $verb_text .= $line;
+ }
+ add_prev($text, $stack, &$Texi2HTML::Config::raw('verbatim',$verb_text));
+ close VERBINCLUDE;
+ }
+ }
+ else
+ {
+ echo_error ("Can't find $arg, skipping", $line_nr);
+ }
+ }
+ else
+ {
+ echo_error ("Bad \@$macro line: $_", $line_nr);
+ }
+ }
+ elsif ($macro eq 'need')
+ {
+ unless (($line =~ /\s+([0-9]+(\.[0-9]*)?)[^\w\-]/) or
+ ($line =~ /\s+(\.[0-9]+)[^\w\-]/))
+ {
+ echo_warn ("Bad \@$macro", $line_nr);
+ }
+ }
+ ($remaining, $skipped, $args) = preserve_command($line, $macro);
+ if ($keep)
+ {
+ $remaining = $args . $remaining;
+ }
+ return $remaining if ($remaining ne '');
+ return undef;
+}
+
+# merge the things appearing before the first @node or sectionning command
+# (held by element_before_anything) with the current element if not allready
+# done
+sub merge_element_before_anything($)
+{
+ my $element = shift;
+ if (exists($element_before_anything->{'place'}))
+ {
+ $element->{'current_place'} = $element_before_anything->{'place'};
+ $element->{'titlefont'} = $element_before_anything->{'titlefont'};
+ delete $element_before_anything->{'place'};
+ foreach my $placed_thing (@{$element->{'current_place'}})
+ {
+ $placed_thing->{'element'} = $element if (exists($placed_thing->{'element'}));
+ }
+ }
+}
+
+# find menu_prev, menu_up... for a node in menu
+sub menu_entry_texi($$$)
+{
+ my $node = shift;
+ my $state = shift;
+ my $line_nr = shift;
+ my $node_menu_ref = {};
+ if (exists($nodes{$node}))
+ {
+ $node_menu_ref = $nodes{$node};
+ }
+ else
+ {
+ $nodes{$node} = $node_menu_ref;
+ $node_menu_ref->{'texi'} = $node;
+ $node_menu_ref->{'external_node'} = 1 if ($node =~ /\(.+\)/);
+# or $novalidate);
+ }
+ #$node_menu_ref->{'menu_node'} = 1;
+ if ($state->{'node_ref'})
+ {
+ $node_menu_ref->{'menu_up'} = $state->{'node_ref'};
+ $node_menu_ref->{'menu_up_hash'}->{$state->{'node_ref'}->{'texi'}} = 1;
+ }
+ else
+ {
+ echo_warn ("menu entry without previous node: $node", $line_nr) unless ($node =~ /\(.+\)/);
+ #warn "$WARN menu entry without previous node: $node\n" unless ($node =~ /\(.+\)/);
+ }
+ return if ($state->{'detailmenu'});
+ if ($state->{'prev_menu_node'})
+ {
+ $node_menu_ref->{'menu_prev'} = $state->{'prev_menu_node'};
+ $state->{'prev_menu_node'}->{'menu_next'} = $node_menu_ref;
+ }
+ elsif ($state->{'node_ref'})
+ {
+ $state->{'node_ref'}->{'menu_child'} = $node_menu_ref;
+ }
+ $state->{'prev_menu_node'} = $node_menu_ref;
+}
+
+my %files = (); # keys are files. This is used to avoid reusing an allready
+ # used file name
+my %empty_indices = (); # value is true for an index name key if the index
+ # is empty
+my %printed_indices = (); # value is true for an index name not empty and
+ # printed
+
+# find next, prev, up, back, forward, fastback, fastforward
+# find element id and file
+# split index pages
+# associate placed items (items which have links to them) with the right
+# file and id
+# associate nodes with sections
+sub rearrange_elements()
+{
+ @all_elements = @elements_list;
+
+ print STDERR "# find sections levels and toplevel\n"
+ if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+
+ my $toplevel = 4;
+ # correct level if raisesections or lowersections overflowed
+ # and find toplevel
+ foreach my $element (values(%sections))
+ {
+ my $level = $element->{'level'};
+ if ($level > $MAX_LEVEL)
+ {
+ $element->{'level'} = $MAX_LEVEL;
+ }
+ elsif ($level < $MIN_LEVEL and !$element->{'top'})
+ {
+ $element->{'level'} = $MIN_LEVEL;
+ }
+ else
+ {
+ $element->{'level'} = $level;
+ }
+ $element->{'toc_level'} = $element->{'level'};
+ # This is for top
+ $element->{'toc_level'} = $MIN_LEVEL if ($element->{'level'} < $MIN_LEVEL);
+ # find the new tag corresponding with the level of the section
+ $element->{'tag_level'} = $level2sec{$element->{'tag'}}->[$element->{'level'}] if ($element->{'tag'} !~ /heading/);
+ $toplevel = $element->{'level'} if (($element->{'level'} < $toplevel) and ($element->{'level'} > 0 and ($element->{'tag'} !~ /heading/)));
+ print STDERR "# section level $level: $element->{'texi'}\n" if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ }
+
+ print STDERR "# find sections structure, construct section numbers (toplevel=$toplevel)\n"
+ if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+
+ my $in_appendix = 0;
+ # these arrays heve an element per sectionning level.
+ my @previous_numbers = (); # holds the number of the previous sections
+ # at the same and upper levels
+ my @previous_sections = (); # holds the ref of the previous sections
+
+ foreach my $section (@sections_list)
+ {
+ next if ($section->{'top'});
+ print STDERR "Bug level undef for ($section) $section->{'texi'}\n" if (!defined($section->{'level'}));
+ $section->{'toplevel'} = 1 if ($section->{'level'} == $toplevel);
+ # undef things under that section level
+ for (my $level = $section->{'level'} + 1; $level < $MAX_LEVEL + 1 ; $level++)
+ {
+ $previous_numbers[$level] = undef;
+ $previous_sections[$level] = undef;
+ }
+ my $number_set;
+ # find number at the current level
+ if ($section->{'tag'} =~ /appendix/ and !$in_appendix)
+ {
+ $previous_numbers[$toplevel] = 'A';
+ $in_appendix = 1;
+ $number_set = 1 if ($section->{'level'} == $toplevel);
+ }
+ if (!defined($previous_numbers[$section->{'level'}]) and !$number_set)
+ {
+ if ($section->{'tag'} =~ /unnumbered/)
+ {
+ $previous_numbers[$section->{'level'}] = undef;
+ }
+ else
+ {
+ $previous_numbers[$section->{'level'}] = 1;
+ }
+ }
+ elsif ($section->{'tag'} !~ /unnumbered/ and !$number_set)
+ {
+ $previous_numbers[$section->{'level'}]++;
+ }
+ # construct the section number
+ $section->{'number'} = '';
+
+ unless ($section->{'tag'} =~ /unnumbered/)
+ {
+ my $level = $section->{'level'};
+ while ($level > $toplevel)
+ {
+ my $number = $previous_numbers[$level];
+ $number = 0 if (!defined($number));
+ if ($section->{'number'})
+ {
+ $section->{'number'} = "$number.$section->{'number'}";
+ }
+ else
+ {
+ $section->{'number'} = $number;
+ }
+ $level--;
+ }
+ my $toplevel_number = $previous_numbers[$toplevel];
+ $toplevel_number = 0 if (!defined($toplevel_number));
+ $section->{'number'} = "$toplevel_number.$section->{'number'}";
+ }
+ # find the previous section
+ if (defined($previous_sections[$section->{'level'}]))
+ {
+ my $prev_section = $previous_sections[$section->{'level'}];
+ $section->{'section_prev'} = $prev_section;
+ $prev_section->{'next'} = $section;
+ $prev_section->{'element_next'} = $section;
+ }
+ # find the up section
+ if ($section->{'level'} == $toplevel)
+ {
+ $section->{'up'} = undef;
+ }
+ else
+ {
+ my $level = $section->{'level'} - 1;
+ while (!defined($previous_sections[$level]) and ($level >= 0))
+ {
+ $level--;
+ }
+ if ($level >= 0)
+ {
+ $section->{'up'} = $previous_sections[$level];
+ # 'child' is the first child
+ $section->{'up'}->{'child'} = $section unless ($section->{'section_prev'});
+ }
+ else
+ {
+ $section->{'up'} = undef;
+ }
+ }
+ $previous_sections[$section->{'level'}] = $section;
+ # element_up is used for reparenting in case an index page
+ # splitted a section. This is used in order to preserve the up which
+ # points to the up section. See below at index pages generation.
+ $section->{'element_up'} = $section->{'up'};
+
+ my $up = "NO_UP";
+ $up = $section->{'up'} if (defined($section->{'up'}));
+ print STDERR "# numbering section ($section->{'level'}): $section->{'number'}: (up: $up) $section->{'texi'}\n"
+ if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ }
+
+ my @node_directions = ('node_prev', 'node_next', 'node_up');
+ # handle nodes
+ # the node_prev... are texinfo strings, find the associated node references
+ print STDERR "# Resolve nodes directions\n" if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ foreach my $node (@nodes_list)
+ {
+ foreach my $direction (@node_directions)
+ {
+ if ($node->{$direction} and !ref($node->{$direction}))
+ {
+ if ($nodes{$node->{$direction}} and $nodes{$node->{$direction}}->{'seen'})
+ {
+ $node->{$direction} = $nodes{$node->{$direction}};
+ }
+ elsif (($node->{$direction} =~ /^\(.*\)/) or $novalidate)
+ { # ref to an external node
+ if (exists($nodes{$node->{$direction}}))
+ {
+ $node->{$direction} = $nodes{$node->{$direction}};
+ }
+ else
+ {
+ # FIXME if {'seen'} this is a node appearing in the
+ # document and a node like `(file)node'. What to
+ # do then ?
+ my $node_ref = { 'texi' => $node->{$direction} };
+ $node_ref->{'external_node'} = 1 if ($node->{$direction} =~ /^\(.*\)/);
+ #my $node_ref = { 'texi' => $node->{$direction},
+ # 'external_node' => 1 };
+ $nodes{$node->{$direction}} = $node_ref;
+ $node->{$direction} = $node_ref;
+ }
+ }
+ else
+ {
+ echo_warn ("$direction `$node->{$direction}' for `$node->{'texi'}' not found");
+ delete $node->{$direction};
+ }
+ }
+ }
+ }
+
+ # find section preceding and following top
+ my $section_before_top; # section preceding the top node
+ my $section_after_top; # section following the top node
+ if ($node_top)
+ {
+ my $previous_is_top = 0;
+ foreach my $element (@all_elements)
+ {
+ if ($element eq $node_top)
+ {
+ $previous_is_top = 1;
+ next;
+ }
+ if ($previous_is_top)
+ {
+ if ($element->{'section'})
+ {
+ $section_after_top = $element;
+ last;
+ }
+ next;
+ }
+ $section_before_top = $element if ($element->{'section'});
+ }
+ }
+ print STDERR "# section before Top: $section_before_top->{'texi'}\n"
+ if ($section_before_top and ($T2H_DEBUG & $DEBUG_ELEMENTS));
+ print STDERR "# section after Top: $section_after_top->{'texi'}\n"
+ if ($section_after_top and ($T2H_DEBUG & $DEBUG_ELEMENTS));
+
+ print STDERR "# Build the elements list\n" if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ if (!$Texi2HTML::Config::USE_NODES)
+ {
+ #the only sectionning elements are sections
+ @elements_list = @sections_list;
+ # if there is no section we use nodes...
+ if (!@elements_list)
+ {
+ print STDERR "# no section\n" if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ @elements_list = @all_elements;
+ }
+ elsif (!$element_top and $node_top and !$node_top->{'with_section'})
+ { # special case for the top node if it isn't associated with
+ # a section. The top node element is inserted between the
+ # $section_before_top and the $section_after_top
+ $node_top->{'as_section'} = 1;
+ $node_top->{'section_ref'} = $node_top;
+ my @old_element_lists = @elements_list;
+ @elements_list = ();
+ while (@old_element_lists)
+ {
+ my $section = shift @old_element_lists;
+ if ($section_before_top and ($section eq $section_before_top))
+ {
+ push @elements_list, $section;
+ push @elements_list, $node_top;
+ last;
+ }
+ elsif ($section_after_top and ($section eq $section_after_top))
+ {
+ push @elements_list, $node_top;
+ push @elements_list, $section;
+ last;
+ }
+ push @elements_list, $section;
+ }
+ push @elements_list, @old_element_lists;
+ }
+
+ foreach my $element (@elements_list)
+ {
+ print STDERR "# new section element $element->{'texi'}\n"
+ if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ }
+ }
+ else
+ {
+ # elements are sections if possible, and node if no section associated
+ my @elements = ();
+ while (@elements_list)
+ {
+ my $element = shift @elements_list;
+ if ($element->{'node'})
+ {
+ if (!defined($element->{'with_section'}))
+ {
+ $element->{'toc_level'} = $MIN_LEVEL if (!defined($element->{'toc_level'}));
+ print STDERR "# new node element ($element) $element->{'texi'}\n"
+ if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ push @elements, $element;
+ }
+ }
+ else
+ {
+ print STDERR "# new section element ($element) $element->{'texi'}\n"
+ if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ push @elements, $element;
+ }
+ }
+ @elements_list = @elements;
+ }
+ foreach my $element (@elements_list)
+ {
+ $element->{'element'} = 1;
+ }
+
+ # nodes are attached to the section preceding them if not allready
+ # associated with a section
+ print STDERR "# Find the section associated with each node\n"
+ if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ my $current_section = $sections_list[0];
+ $current_section = $node_top if ($node_top and $node_top->{'as_section'} and !$section_before_top);
+ my $current;
+ foreach my $element (@all_elements)
+ {
+ if ($element->{'node'} and !$element->{'as_section'})
+ {
+ if ($element->{'with_section'})
+ { # the node is associated with a section
+ $element->{'section_ref'} = $element->{'with_section'};
+ push @{$element->{'section_ref'}->{'nodes'}}, $element;
+ }
+ elsif (defined($current_section))
+ {
+ $current_section = $section_after_top
+ if ($current_section->{'node'} and $section_after_top);
+ $element->{'in_top'} = 1 if ($current_section->{'top'});
+ $element->{'section_ref'} = $current_section;
+ # nodes are considered sub elements for the purprose of
+ # reparenting and their element_next and element_prev
+ # are next and prev node associated with the same section
+ $element->{'element_up'} = $current_section;
+ $element->{'toc_level'} = $current_section->{'toc_level'};
+ if (defined($current))
+ {
+ $current->{'element_next'} = $element;
+ $element->{'element_prev'} = $current;
+ }
+ $current = $element;
+ push @{$element->{'section_ref'}->{'nodes'}}, $element;
+ }
+ else
+ {
+ $element->{'toc_level'} = $MIN_LEVEL;
+ }
+ }
+ else
+ {
+ $current = undef;
+ $current_section = $element;
+ if ($element->{'node'})
+ { # Top node
+ $element->{'toc_level'} = $MIN_LEVEL;
+ push @{$element->{'section_ref'}->{'nodes'}}, $element;
+ }
+ }
+ }
+ print STDERR "# Complete nodes next prev and up based on menus and sections\n"
+ if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ foreach my $node (@nodes_list)
+ {
+ if (!$node->{'first'} and !$node->{'top'} and !$node->{'menu_up'} and ($node->{'texi'} !~ /^top$/i) and $Texi2HTML::Config::SHOW_MENU)
+ {
+ warn "$WARN `$node->{'texi'}' doesn't appear in menus\n";
+ }
+
+ # use values deduced from menus to complete missing up, next, prev
+ # or from sectionning commands if automatic sectionning
+ if ($node->{'node_up'})
+ {
+ $node->{'up'} = $node->{'node_up'};
+ }
+ elsif ($node->{'automatic_directions'} and $node->{'section_ref'} and defined($node->{'section_ref'}->{'up'}))
+ {
+ $node->{'up'} = get_node($node->{'section_ref'}->{'up'});
+ }
+ elsif ($node->{'menu_up'})
+ {
+ $node->{'up'} = $node->{'menu_up'};
+ }
+
+ if ($node->{'up'} and !$node->{'up'}->{'external_node'})
+ {
+ # We detect when the up node has no menu entry for that node, as
+ # there may be infinite loops when finding following node (see below)
+ unless (defined($node->{'menu_up_hash'}) and ($node->{'menu_up_hash'}->{$node->{'up'}->{'texi'}}))
+ {
+ print STDERR "$WARN `$node->{'up'}->{'texi'}' is up for `$node->{'texi'}', but has no menu entry for this node\n" if ($Texi2HTML::Config::SHOW_MENU);
+ push @{$node->{'up_not_in_menu'}}, $node->{'up'}->{'texi'};
+ }
+ }
+
+ # Find next node
+ if ($node->{'node_next'})
+ {
+ $node->{'next'} = $node->{'node_next'};
+ }
+ elsif ($node->{'texi'} eq 'Top')
+ { # special case as said in the texinfo manual
+ $node->{'next'} = $node->{'menu_child'} if ($node->{'menu_child'});
+ }
+ elsif ($node->{'automatic_directions'})
+ {
+ if (defined($node->{'section_ref'}))
+ {
+ my $next;
+ my $section = $node->{'section_ref'};
+ if (defined($section->{'next'}))
+ {
+ $next = get_node($section->{'next'})
+ }
+ else
+ {
+ while (defined($section->{'up'}) and !defined($section->{'next'}))
+ {
+ $section = $section->{'up'};
+ }
+ if (defined($section->{'next'}))
+ {
+ $next = get_node($section->{'next'});
+ }
+ }
+ $node->{'next'} = $next;
+ }
+ }
+ if (!defined($node->{'next'}) and $node->{'menu_next'})
+ {
+ $node->{'next'} = $node->{'menu_next'};
+ }
+ # Find prev node
+ if ($node->{'node_prev'})
+ {
+ $node->{'prev'} = $node->{'node_prev'};
+ }
+ elsif ($node->{'automatic_directions'})
+ {
+ if (defined($node->{'section_ref'}))
+ {
+ my $section = $node->{'section_ref'};
+ if (defined($section->{'section_prev'}))
+ {
+ $node->{'prev'} = get_node($section->{'section_prev'});
+ }
+ elsif (defined($section->{'up'}))
+ {
+ $node->{'prev'} = get_node($section->{'up'});
+ }
+ }
+ }
+ # next we try menus. makeinfo don't do that
+ if (!defined($node->{'prev'}) and $node->{'menu_prev'})
+ {
+ $node->{'prev'} = $node->{'menu_prev'};
+ }
+ # the prev node is the parent node
+ elsif (!defined($node->{'prev'}) and $node->{'menu_up'})
+ {
+ $node->{'prev'} = $node->{'menu_up'};
+ }
+
+ # the following node is the node following in node reading order
+ # it is thus first the child, else the next, else the next following
+ # the up
+ if ($node->{'menu_child'})
+ {
+ $node->{'following'} = $node->{'menu_child'};
+ }
+ elsif ($node->{'automatic_directions'} and defined($node->{'section_ref'}) and defined($node->{'section_ref'}->{'child'}))
+ {
+ $node->{'following'} = get_node ($node->{'section_ref'}->{'child'});
+ }
+ elsif (defined($node->{'next'}))
+ {
+ $node->{'following'} = $node->{'next'};
+ }
+ else
+ {
+ my $up = $node->{'up'};
+ # in order to avoid infinite recursion in case the up node is the
+ # node itself we use the up node as following when there isn't
+ # a correct menu structure, here and also below.
+ $node->{'following'} = $up if (defined($up) and grep {$_ eq $up->{'texi'}} @{$node->{'up_not_in_menu'}});
+ while ((!defined($node->{'following'})) and (defined($up)))
+ {
+ if (($node_top) and ($up eq $node_top))
+ { # if we are at Top, Top is following
+ $node->{'following'} = $node_top;
+ $up = undef;
+ }
+ if (defined($up->{'next'}))
+ {
+ $node->{'following'} = $up->{'next'};
+ }
+ elsif (defined($up->{'up'}))
+ {
+ if (! grep { $_ eq $up->{'up'}->{'texi'} } @{$node->{'up_not_in_menu'}})
+ {
+ $up = $up->{'up'};
+ }
+ else
+ { # in that case we can go into a infinite loop
+ $node->{'following'} = $up->{'up'};
+ }
+ }
+ else
+ {
+ $up = undef;
+ }
+ }
+ }
+ }
+
+ # find first and last elements before we split indices
+ # FIXME Is it right for the last element ? Or should it be the last
+ # with indices taken into account ?
+ $element_first = $elements_list[0];
+ print STDERR "# element first: $element_first->{'texi'}\n" if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ print STDERR "# top node: $node_top->{'texi'}\n" if (defined($node_top) and
+ ($T2H_DEBUG & $DEBUG_ELEMENTS));
+ # If there is no @top section no top node the first node is the top element
+ $element_top = $node_top if (!defined($element_top) and defined($node_top));
+ $element_top = $element_first unless (defined($element_top));
+ $element_top->{'top'} = 1 if ($element_top->{'node'});
+ $element_last = $elements_list[-1];
+ print STDERR "# element top: $element_top->{'texi'}\n" if ($element_top and
+ ($T2H_DEBUG & $DEBUG_ELEMENTS));
+
+ print STDERR "# find forward and back\n" if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ my $prev;
+ foreach my $element (@elements_list)
+ {
+ # complete the up for toplevel elements
+ if ($element->{'toplevel'} and !defined($element->{'up'}) and $element ne $element_top)
+ {
+ $element->{'up'} = $element_top;
+ }
+ # The childs are element which should be reparented in cas a chapter
+ # is split by an index
+ push @{$element->{'element_up'}->{'childs'}}, $element if (defined($element->{'element_up'}));
+ if ($prev)
+ {
+ $element->{'back'} = $prev;
+ $prev->{'forward'} = $element;
+ $prev = $element;
+ }
+ else
+ {
+ $prev = $element;
+ }
+ # If the element is not a node, then all the node directions are copied
+ # if there is an associated node
+ if (defined($element->{'node_ref'}))
+ {
+ $element->{'nodenext'} = $element->{'node_ref'}->{'next'};
+ $element->{'nodeprev'} = $element->{'node_ref'}->{'prev'};
+ $element->{'menu_next'} = $element->{'node_ref'}->{'menu_next'};
+ $element->{'menu_prev'} = $element->{'node_ref'}->{'menu_prev'};
+ $element->{'menu_child'} = $element->{'node_ref'}->{'menu_child'};
+ $element->{'menu_up'} = $element->{'node_ref'}->{'menu_up'};
+ $element->{'nodeup'} = $element->{'node_ref'}->{'up'};
+ $element->{'following'} = $element->{'node_ref'}->{'following'};
+ }
+ elsif (! $element->{'node'})
+ { # the section has no node associated. Find the node directions using
+ # sections
+ if (defined($element->{'next'}))
+ {
+ $element->{'nodenext'} = get_node($element->{'next'});
+ }
+ if (defined($element->{'section_prev'}))
+ {
+ $element->{'nodeprev'} = get_node($element->{'section_prev'});
+ }
+ if (defined($element->{'up'}))
+ {
+ $element->{'nodeup'} = get_node($element->{'up'});
+ }
+ if ($element->{'child'})
+ {
+ $element->{'following'} = get_node($element->{'child'});
+ }
+ elsif ($element->{'next'})
+ {
+ $element->{'following'} = get_node($element->{'next'});
+ }
+ elsif ($element->{'up'})
+ {
+ my $up = $element;
+ while ($up->{'up'} and !$element->{'following'})
+ {
+ $up = $up->{'up'};
+ if ($up->{'next_section'})
+ {
+ $element->{'following'} = get_node ($up->{'next_section'});
+ }
+ }
+ }
+ }
+ if ($element->{'node'})
+ {
+ $element->{'nodeup'} = $element->{'up'};
+ $element->{'nodeprev'} = $element->{'prev'};
+ $element->{'nodenext'} = $element->{'next'};
+ }
+ }
+
+ my @new_elements = ();
+ print STDERR "# preparing indices\n" if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+
+ while(@elements_list)
+ {
+ my $element = shift @elements_list;
+ # @checked_elements are the elements included in the $element (including
+ # itself) and are searched for indices
+ my @checked_elements = ();
+ if (!$element->{'node'} or $element->{'as_section'})
+ {
+ if (!$Texi2HTML::Config::USE_NODES)
+ {
+ foreach my $node (@{$element->{'nodes'}})
+ {
+ # we update the element index, first element with index
+ # if it is a node
+ $element_index = $element if ($element_index and ($node eq $element_index));
+ push @checked_elements, $node;
+ # we push the section itself after the corresponding node
+ if (defined($element->{'node_ref'}) and ($node eq $element->{'node_ref'}))
+ {
+ push @checked_elements, $element;
+ }
+ }
+ if (!defined($element->{'node_ref'}) and !$element->{'node'})
+ {
+ push @checked_elements, $element;
+ }
+ $element->{'nodes'} = []; # We reset the element nodes list
+ # as the nodes may be associated below to another element if
+ # the element is split accross several other elements/pages
+ }
+ else
+ {
+ if ($element->{'node_ref'})
+ {
+ push @checked_elements, $element->{'node_ref'};
+ $element_index = $element if ($element_index and ($element->{'node_ref'} eq $element_index));
+ }
+ push @checked_elements, $element;
+ $element->{'nodes'} = [];
+ }
+ }
+ else
+ {
+ push @checked_elements, $element;
+ }
+ my $checked_nodes = '';
+ foreach my $checked (@checked_elements)
+ {
+ $checked_nodes .= "$checked->{'texi'}, ";
+ }
+ print STDERR "# Elements checked for $element->{'texi'}: $checked_nodes\n" if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ # current_element is the last element holding text
+ my $current_element = { 'holder' => 1, 'texi' => 'HOLDER',
+ 'place' => [], 'indices' => [] };
+ # back is sed to find back and forward
+ my $back = $element->{'back'} if defined($element->{'back'});
+ # forward is sed to find forward of the last inserted element
+ my $forward = $element->{'forward'};
+ my $element_next = $element->{'element_next'};
+ my $index_num = 0;
+ my @waiting_elements = (); # elements (nodes) not used for sectionning
+ # waiting to be associated with an element
+ foreach my $checked_element(@checked_elements)
+ {
+ if ($checked_element->{'element'})
+ { # this is the element, we must add it
+ push @new_elements, $checked_element;
+ if ($current_element->{'holder'})
+ { # no previous element added
+ push @{$checked_element->{'place'}}, @{$current_element->{'place'}};
+ foreach my $index(@{$current_element->{'indices'}})
+ {
+ push @{$checked_element->{'indices'}}, [ { 'element' => $checked_element, 'page' => $index->[0]->{'page'}, 'name' => $index->[0]->{'name'} } ] ;
+ }
+ }
+ else
+ {
+ if ($checked_element->{'toplevel'})
+ # there was an index_page added, this index_page is toplevel.
+ # it begun a new chapter. The element next for this
+ # index page (current_element) is the checked_element
+ {
+ $current_element->{'element_next'} = $checked_element;
+ }
+ $current_element->{'next'} = $checked_element;
+ $current_element->{'following'} = $checked_element;
+ $checked_element->{'prev'} = $current_element;
+ }
+ $current_element = $checked_element;
+ $checked_element->{'back'} = $back;
+ $back->{'forward'} = $checked_element if (defined($back));
+ $back = $checked_element;
+ push @{$checked_element->{'nodes'}}, @waiting_elements;
+ my $waiting_element;
+ while (@waiting_elements)
+ {
+ $waiting_element = shift @waiting_elements;
+ $waiting_element->{'section_ref'} = $checked_element;
+ }
+ }
+ elsif ($current_element->{'holder'})
+ {
+ push @waiting_elements, $checked_element;
+ }
+ else
+ {
+ push @{$current_element->{'nodes'}}, $checked_element;
+ $checked_element->{'section_ref'} = $current_element;
+ }
+ push @{$current_element->{'place'}}, @{$checked_element->{'current_place'}};
+ foreach my $index (@{$checked_element->{'index_names'}})
+ {
+ print STDERR "# Index in `$checked_element->{'texi'}': $index->{'name'}. Current is `$current_element->{'texi'}'\n"
+ if ($T2H_DEBUG & $DEBUG_INDEX);
+ my ($Pages, $Entries) = get_index($index->{'name'});
+ if (defined($Pages))
+ {
+ my @pages = @$Pages;
+ my $first_page = shift @pages;
+ # begin debug section
+ my $back_texi = 'NO_BACK';
+ $back_texi = $back->{'texi'} if (defined($back));
+ print STDERR "# New index first page (back `$back_texi', current `$current_element->{'texi'}')\n" if ($T2H_DEBUG & $DEBUG_INDEX);
+ # end debug section
+ push @{$current_element->{'indices'}}, [ {'element' => $current_element, 'page' => $first_page, 'name' => $index->{'name'} } ];
+ if (@pages)
+ {
+ if ($current_element->{'holder'})
+ { # the current element isn't a real element.
+ # We add the real element
+ # we are in a node of a section but the element
+ # is splitted by the index, thus we must add
+ # a new element which will contain the text
+ # between the beginning of the element and the index
+ push @new_elements, $checked_element;
+ print STDERR "# Add element `$element->{'texi'}' before index page\n"
+ if ($T2H_DEBUG & $DEBUG_INDEX);
+ $checked_element->{'element'} = 1;
+ $checked_element->{'level'} = $element->{'level'};
+ $checked_element->{'toc_level'} = $element->{'toc_level'};
+ $checked_element->{'toplevel'} = $element->{'toplevel'};
+ $checked_element->{'up'} = $element->{'up'};
+ $checked_element->{'element_added'} = 1;
+ print STDERR "Bug: checked element wasn't seen" if
+ (!$checked_element->{'seen'});
+ delete $checked_element->{'with_section'};
+ if ($checked_element->{'toplevel'})
+ {
+ $element->{'element_prev'}->{'element_next'} = $checked_element if (exists($element->{'element_prev'}));
+ }
+ push @{$checked_element->{'place'}}, @{$current_element->{'place'}};
+ foreach my $index(@{$current_element->{'indices'}})
+ {
+ push @{$checked_element->{'indices'}}, [ { 'element' => $checked_element, 'page' => $index->[0]->{'page'}, 'name' => $index->[0]->{'name'} } ] ;
+ }
+ push @{$checked_element->{'nodes'}}, @waiting_elements;
+ my $waiting_element;
+ while (@waiting_elements)
+ {
+ $waiting_element = shift @waiting_elements;
+ $waiting_element->{'section_ref'} = $checked_element;
+ }
+ $checked_element->{'back'} = $back;
+ $back->{'forward'} = $checked_element if (defined($back));
+ $current_element = $checked_element;
+ $back = $checked_element;
+ }
+ my $index_page;
+ while(@pages)
+ {
+ print STDERR "# New page (back `$back->{'texi'}', current `$current_element->{'texi'}')\n" if ($T2H_DEBUG & $DEBUG_INDEX);
+ $index_num++;
+ my $page = shift @pages;
+ $index_page = { 'index_page' => 1,
+ 'texi' => "$element->{'texi'} index $index->{'name'} page $index_num",
+ 'level' => $element->{'level'},
+ 'tag' => $element->{'tag'},
+ 'tag_level' => $element->{'tag_level'},
+ 'toplevel' => $element->{'toplevel'},
+ 'up' => $element->{'up'},
+ 'element_up' => $element->{'element_up'},
+ 'element_next' => $element_next,
+ 'element_ref' => $element,
+ 'back' => $back,
+ 'prev' => $back,
+ 'next' => $current_element->{'next'},
+ 'following' => $current_element->{'following'},
+ 'nodeup' => $current_element->{'nodeup'},
+ 'nodenext' => $current_element->{'nodenext'},
+ 'nodeprev' => $back,
+ 'place' => [],
+ 'seen' => 1,
+ 'page' => $page
+ };
+ $index_page->{'node'} = 1 if ($element->{'node'});
+ while ($nodes{$index_page->{'texi'}})
+ {
+ $nodes{$index_page->{'texi'}} .= ' ';
+ }
+ $nodes{$index_page->{'texi'}} = $index_page;
+ push @{$current_element->{'indices'}->[-1]}, {'element' => $index_page, 'page' => $page, 'name' => $index->{'name'} };
+ push @new_elements, $index_page;
+ $back->{'forward'} = $index_page;
+ $back->{'next'} = $index_page;
+ $back->{'nodenext'} = $index_page;
+ $back->{'element_next'} = $index_page unless ($back->{'top'});
+ $back->{'following'} = $index_page;
+ $back = $index_page;
+ $index_page->{'toplevel'} = 1 if ($element->{'top'});
+ }
+ $current_element = $index_page;
+ }
+ }
+ else
+ {
+ print STDERR "# Empty index: $index->{'name'}\n"
+ if ($T2H_DEBUG & $DEBUG_INDEX);
+ $empty_indices{$index->{'name'}} = 1;
+ }
+ push @{$current_element->{'place'}}, @{$index->{'place'}};
+ }
+ }
+ if ($forward and ($current_element ne $element))
+ {
+ $current_element->{'forward'} = $forward;
+ $forward->{'back'} = $current_element;
+ }
+ next if ($current_element eq $element or !$current_element->{'toplevel'});
+ # reparent the elements below $element, following element
+ # and following parent of element to the last index page
+ print STDERR "# Reparent `$element->{'texi'}':\n" if ($T2H_DEBUG & $DEBUG_INDEX);
+ my @reparented_elements = ();
+ @reparented_elements = (@{$element->{'childs'}}) if (defined($element->{'childs'}));
+ push @reparented_elements, $element->{'element_next'} if (defined($element->{'element_next'}));
+ foreach my $reparented(@reparented_elements)
+ {
+ next if ($reparented->{'toplevel'});
+ $reparented->{'element_up'} = $current_element;
+ print STDERR " reparented: $reparented->{'texi'}\n"
+ if ($T2H_DEBUG & $DEBUG_INDEX);
+ }
+ }
+ @elements_list = @new_elements;
+
+ print STDERR "# find fastback and fastforward\n"
+ if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ foreach my $element (@elements_list)
+ {
+ my $up = get_top($element);
+ next unless (defined($up));
+ $element_chapter_index = $up if ($element_index and ($element_index eq $element));
+ #print STDERR "$element->{'texi'} (top: $element->{'top'}, toplevel: $element->{'toplevel'}, $element->{'element_up'}, $element->{'element_up'}->{'texi'}): up: $up, $up->{'texi'}\n";
+ # fastforward is the next element on same level than the upper parent
+ # element
+ $element->{'fastforward'} = $up->{'element_next'} if (exists ($up->{'element_next'}));
+ # if the element isn't at the highest level, fastback is the
+ # highest parent element
+ if ($up and ($up ne $element))
+ {
+ $element->{'fastback'} = $up;
+ }
+ elsif ($element->{'toplevel'})
+ {
+ # the element is a top level element, we adjust the next
+ # toplevel element fastback
+ $element->{'fastforward'}->{'fastback'} = $element if ($element->{'fastforward'});
+ }
+ }
+ my $index_nr = 0;
+ # convert directions in direction with first letter in all caps, to be
+ # consistent with the convention used in the .init file.
+ # find id for nodes and indices
+ foreach my $element (@elements_list)
+ {
+ $element->{'this'} = $element;
+ foreach my $direction (('Up', 'Forward', 'Back', 'Next',
+ 'Prev', 'FastForward', 'FastBack', 'This', 'NodeUp',
+ 'NodePrev', 'NodeNext', 'Following' ))
+ {
+ my $direction_no_caps = $direction;
+ $direction_no_caps =~ tr/A-Z/a-z/;
+ $element->{$direction} = $element->{$direction_no_caps};
+ }
+ if ($element->{'index_page'})
+ {
+ $element->{'id'} = "INDEX" . $index_nr;
+ $index_nr++;
+ }
+ }
+ my $node_nr = 1;
+ foreach my $node (@nodes_list)
+ {
+ $node->{'id'} = 'NOD' . $node_nr;
+ $node_nr++;
+ # debug check
+ print STDERR "Bug: level defined for node `$node->{'texi'}'\n" if (defined($node->{'level'}) and !$node->{'element_added'});
+ }
+
+ # Find cross manual links as explained on the texinfo mailing list
+ cross_manual_links(\%nodes, \%cross_reference_nodes);
+
+ foreach my $float (@floats)
+ {
+ $float->{'id'} = cross_manual_line (normalise_node($float->{'texi'}));
+ $float->{'style_id'} = cross_manual_line (normalise_space($float->{'style_texi'}));
+ my $float_style = { };
+ if (exists($floats{$float->{'style_id'}}))
+ {
+ $float_style = $floats{$float->{'style_id'}};
+ }
+ else
+ {
+ $floats{$float->{'style_id'}} = $float_style;
+ }
+ push @{$float_style->{'floats'}}, $float;
+ $float->{'absolute_nr'} = scalar(@{$float_style->{'floats'}});
+ my $up = get_top($float->{'element'});
+ if (!defined($float_style->{'current_chapter'}) or ($up->{'texi'} ne $float_style->{'current_chapter'}))
+ {
+ $float_style->{'current_chapter'} = $up->{'texi'};
+ $float_style->{'nr_in_chapter'} = 1;
+ }
+ else
+ {
+ $float_style->{'nr_in_chapter'}++;
+ }
+ if ($up->{'number'} ne '')
+ {
+ $float->{'chapter_nr'} = $up->{'number'};
+ $float->{'nr'} = $float->{'chapter_nr'} . $float_style->{'nr_in_chapter'};
+ }
+ else
+ {
+ $float->{'nr'} = $float->{'absolute_nr'};
+ }
+ }
+
+ if ($Texi2HTML::Config::NEW_CROSSREF_STYLE)
+ { # FIXME allready done for floats?
+ foreach my $key (keys(%nodes))
+ {
+ my $node = $nodes{$key};
+ next if ($node->{'external_node'} or $node->{'index_page'});
+ $node->{'id'} = node_to_id($node->{'cross_manual_target'});
+ }
+ }
+
+ # Find node file names
+ if ($Texi2HTML::Config::NODE_FILES)
+ {
+ my $top;
+ if ($node_top)
+ {
+ $top = $node_top;
+ }
+ elsif ($element_top->{'node_ref'})
+ {
+ $top = $element_top->{'node_ref'};
+ }
+ else
+ {
+ $top = $node_first;
+ }
+ if ($top)
+ {
+ my $file = "$Texi2HTML::Config::TOP_NODE_FILE.$Texi2HTML::Config::NODE_FILE_EXTENSION";
+ $top->{'file'} = $file if ($Texi2HTML::Config::SPLIT eq 'node');
+ $top->{'node_file'} = $file;
+ }
+ foreach my $key (keys(%nodes))
+ {
+ my $node = $nodes{$key};
+ my ($file, $node_file);
+ ($file, $node_file) = &$Texi2HTML::Config::node_file_name ($node);
+ $node->{'file'} = $file if (defined($file));
+ $node->{'node_file'} = $node_file if (defined($node_file));
+# next if ($node->{'external_node'} or $node->{'index_page'});
+# if (defined($Texi2HTML::Config::node_file_name))
+# {
+# ($node->{'file'}, $node->{'node_file'}) =
+# &$Texi2HTML::Config::node_file_name ($node);
+# }
+# else
+# {
+# next if (defined($node->{'file'}));
+# my $name = remove_texi($node->{'texi'});
+# $name =~ s/[^\w\.\-]/-/g;
+# my $file = "${name}.$Texi2HTML::Config::NODE_FILE_EXTENSION";
+# $node->{'file'} = $file if (($Texi2HTML::Config::SPLIT eq 'node') and ($Texi2HTML::Config::USE_NODES or $node->{'with_section'}));
+# $node->{'node_file'} = $file;
+# }
+ }
+ }
+ # find document nr and document file for sections and nodes.
+ # Split according to Texi2HTML::Config::SPLIT.
+ # find file and id for placed elements (anchors, index entries, headings)
+ if ($Texi2HTML::Config::SPLIT)
+ {
+ my $cut_section = $toplevel;
+ my $doc_nr = -1;
+ if ($Texi2HTML::Config::SPLIT eq 'section')
+ {
+ $cut_section = 2 if ($toplevel <= 2);
+ }
+ my $top_doc_nr;
+ my $prev_nr;
+ foreach my $element (@elements_list)
+ {
+ print STDERR "# Splitting ($Texi2HTML::Config::SPLIT) $element->{'texi'}\n" if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ $doc_nr++ if (
+ ($Texi2HTML::Config::SPLIT eq 'node') or
+ (
+ (!$element->{'node'} or $element->{'element_added'}) and ($element->{'level'} <= $cut_section)
+ )
+ );
+ $doc_nr = 0 if ($doc_nr < 0); # happens if first elements are nodes
+ $element->{'doc_nr'} = $doc_nr;
+ if ($Texi2HTML::Config::NODE_FILES and ($Texi2HTML::Config::SPLIT eq 'node'))
+ {
+ my $node = get_node($element);
+ if ($node and $node->{'file'})
+ {
+ $element->{'file'} = $node->{'file'};
+ }
+ unless ($element->{'file'})
+ {
+ $element->{'file'} = "${docu_name}_$doc_nr.$docu_ext";
+ $element->{'doc_nr'} = $doc_nr;
+ }
+ }
+ else
+ {
+ $element->{'file'} = "${docu_name}_$doc_nr.$docu_ext";
+ my $is_top = 0;
+ if (defined($top_doc_nr))
+ {
+ if ($doc_nr eq $top_doc_nr)
+ {
+ $element->{'file'} = "$docu_top";
+ if ($element->{'level'} # this is an element below @top.
+ # It starts a new file.
+ or ($element->{'node'} and ($element ne $node_top) and (!defined($element->{'section_ref'}) or $element->{'section_ref'} ne $element_top))
+ )# this is a node not associated with top
+ {
+ $doc_nr++;
+ $element->{'doc_nr'} = $doc_nr;
+ $element->{'file'} = "${docu_name}_$doc_nr.$docu_ext";
+ }
+ }
+ }
+ elsif ($element eq $element_top or (defined($element->{'section_ref'}) and $element->{'section_ref'} eq $element_top) or (defined($element->{'node_ref'}) and !$element->{'node_ref'}->{'element_added'} and $element->{'node_ref'} eq $element_top))
+ { # the top element
+ $is_top = 1;
+ $element->{'file'} = "$docu_top";
+ # if there is a previous element, we force it to be in
+ # another file than top
+ $doc_nr++ if (defined($prev_nr) and $doc_nr == $prev_nr);
+ $top_doc_nr = $doc_nr;
+ $element->{'doc_nr'} = $doc_nr;
+ }
+ if (defined($Texi2HTML::Config::element_file_name))
+ {
+ $element->{'file'} =
+ &$Texi2HTML::Config::element_file_name ($element, $is_top, $docu_name);
+ }
+ }
+ add_file($element->{'file'});
+ $prev_nr = $doc_nr;
+ foreach my $place(@{$element->{'place'}})
+ {
+ $place->{'file'} = $element->{'file'};
+ $place->{'id'} = $element->{'id'} unless defined($place->{'id'});
+ }
+ if ($element->{'nodes'})
+ {
+ foreach my $node (@{$element->{'nodes'}})
+ {
+ $node->{'doc_nr'} = $element->{'doc_nr'};
+ $node->{'file'} = $element->{'file'};
+ }
+ }
+ elsif ($element->{'node_ref'} and !$element->{'node_ref'}->{'element_added'})
+ {
+ $element->{'node_ref'}->{'doc_nr'} = $element->{'doc_nr'} ;
+ $element->{'node_ref'}->{'file'} = $element->{'file'};
+ }
+ }
+ }
+ else
+ {
+ add_file($docu_doc);
+ foreach my $element(@elements_list)
+ {
+ #die "$ERROR monolithic file and a node have the same file name $docu_doc\n" if ($Texi2HTML::Config::NODE_FILES and $files{$docu_doc});
+ $element->{'file'} = "$docu_doc";
+ $element->{'doc_nr'} = 0;
+ foreach my $place(@{$element->{'place'}})
+ {
+ $place->{'file'} = "$element->{'file'}";
+ $place->{'id'} = $element->{'id'} unless defined($place->{'id'});
+ }
+ }
+ foreach my $node(@nodes_list)
+ {
+ $node->{'file'} = "$docu_doc";
+ $node->{'doc_nr'} = 0;
+ }
+ }
+ # correct the id and file for the things placed in footnotes
+ foreach my $place(@{$footnote_element->{'place'}})
+ {
+ $place->{'file'} = $footnote_element->{'file'};
+ $place->{'id'} = $footnote_element->{'id'} unless defined($place->{'id'});
+ }
+ foreach my $file (keys(%files))
+ {
+ last unless ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ print STDERR "$file: $files{$file}->{'counter'}\n";
+ }
+ foreach my $element ((@elements_list, $footnote_element))
+ {
+ last unless ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ my $is_toplevel = 'not top';
+ $is_toplevel = 'top' if ($element->{'toplevel'});
+ print STDERR "$element ";
+ if ($element->{'index_page'})
+ {
+ print STDERR "index($element->{'id'}, $is_toplevel, doc_nr $element->{'doc_nr'}($element->{'file'})): $element->{'texi'}\n";
+ }
+ elsif ($element->{'node'})
+ {
+ my $added = '';
+ $added = 'added, ' if ($element->{'element_added'});
+ print STDERR "node($element->{'id'}, toc_level $element->{'toc_level'}, $is_toplevel, ${added}doc_nr $element->{'doc_nr'}($element->{'file'})) $element->{'texi'}:\n";
+ print STDERR " section_ref: $element->{'section_ref'}->{'texi'}\n" if (defined($element->{'section_ref'}));
+ }
+ elsif ($element->{'footnote'})
+ {
+ print STDERR "footnotes($element->{'id'}, file $element->{'file'})\n";
+ }
+ else
+ {
+ my $number = "UNNUMBERED";
+ $number = $element->{'number'} if ($element->{'number'});
+ print STDERR "$number ($element->{'id'}, $is_toplevel, level $element->{'level'}-$element->{'toc_level'}, doc_nr $element->{'doc_nr'}($element->{'file'})) $element->{'texi'}:\n";
+ print STDERR " node_ref: $element->{'node_ref'}->{'texi'}\n" if (defined($element->{'node_ref'}));
+ }
+
+ if (!$element->{'footnote'})
+ {
+ if (!defined($files{$element->{'file'}}))
+ {
+ die "Bug: files{\$element->{'file'}} undef element $element->{'texi'}, file $element->{'file'}.";
+ }
+ print STDERR " file: $element->{'file'} $files{$element->{'file'}}, counter $files{$element->{'file'}}->{'counter'}\n";
+ }
+ print STDERR " TOP($toplevel) " if ($element->{'top'});
+ print STDERR " u: $element->{'up'}->{'texi'}\n" if (defined($element->{'up'}));
+ print STDERR " ch: $element->{'child'}->{'texi'}\n" if (defined($element->{'child'}));
+ print STDERR " fb: $element->{'fastback'}->{'texi'}\n" if (defined($element->{'fastback'}));
+ print STDERR " b: $element->{'back'}->{'texi'}\n" if (defined($element->{'back'}));
+ print STDERR " p: $element->{'prev'}->{'texi'}\n" if (defined($element->{'prev'}));
+ print STDERR " n: $element->{'next'}->{'texi'}\n" if (defined($element->{'next'}));
+ print STDERR " n_u: $element->{'nodeup'}->{'texi'}\n" if (defined($element->{'nodeup'}));
+ print STDERR " f: $element->{'forward'}->{'texi'}\n" if (defined($element->{'forward'}));
+ print STDERR " follow: $element->{'following'}->{'texi'}\n" if (defined($element->{'following'}));
+ print STDERR " m_p: $element->{'menu_prev'}->{'texi'}\n" if (defined($element->{'menu_prev'}));
+ print STDERR " m_n: $element->{'menu_next'}->{'texi'}\n" if (defined($element->{'menu_next'}));
+ print STDERR " m_u: $element->{'menu_up'}->{'texi'}\n" if (defined($element->{'menu_up'}));
+ print STDERR " m_ch: $element->{'menu_child'}->{'texi'}\n" if (defined($element->{'menu_child'}));
+ print STDERR " u_e: $element->{'element_up'}->{'texi'}\n" if (defined($element->{'element_up'}));
+ print STDERR " n_e: $element->{'element_next'}->{'texi'}\n" if (defined($element->{'element_next'}));
+ print STDERR " ff: $element->{'fastforward'}->{'texi'}\n" if (defined($element->{'fastforward'}));
+ if (defined($element->{'menu_up_hash'}))
+ {
+ print STDERR " parent nodes:\n";
+ foreach my $menu_up (keys%{$element->{'menu_up_hash'}})
+ {
+ print STDERR " $menu_up ($element->{'menu_up_hash'}->{$menu_up})\n";
+ }
+ }
+ if (defined($element->{'nodes'}))
+ {
+ print STDERR " nodes: $element->{'nodes'} (@{$element->{'nodes'}})\n";
+ foreach my $node (@{$element->{'nodes'}})
+ {
+ my $beginning = " ";
+ $beginning = " *" if ($node->{'with_section'});
+ my $file = $node->{'file'};
+ $file = "file undef" if (! defined($node->{'file'}));
+ print STDERR "${beginning}$node->{'texi'} $file\n";
+ }
+ }
+ print STDERR " places: $element->{'place'}\n";
+ foreach my $place(@{$element->{'place'}})
+ {
+ if (!$place->{'entry'} and !$place->{'float'} and !$place->{'texi'})
+ {
+ print STDERR "BUG: unknown placed stuff ========\n";
+ foreach my $key (keys(%$place))
+ {
+ print STDERR "$key: $place->{$key}\n";
+ }
+ print STDERR "==================================\n";
+ }
+ elsif ($place->{'entry'})
+ {
+ print STDERR " index($place): $place->{'entry'}\n";
+ }
+ elsif ($place->{'anchor'})
+ {
+ print STDERR " anchor: $place->{'texi'}\n";
+ }
+ elsif ($place->{'float'})
+ {
+ if (defined($place->{'texi'}))
+ {
+ print STDERR " float($place): $place->{'texi'}\n";
+ }
+ else
+ {
+ print STDERR " float($place): NO LABEL\n";
+ }
+ }
+ else
+ {
+ print STDERR " heading: $place->{'texi'}\n";
+ }
+ }
+ if ($element->{'indices'})
+ {
+ print STDERR " indices: $element->{'indices'}\n";
+ foreach my $index(@{$element->{'indices'}})
+ {
+ print STDERR " $index: ";
+ foreach my $page (@$index)
+ {
+ print STDERR "'$page->{'element'}->{'texi'}'($page->{'name'}): $page->{'page'} ";
+ }
+ print STDERR "\n";
+ }
+ }
+ }
+}
+
+sub add_file($)
+{
+ my $file = shift;
+ if ($files{$file})
+ {
+ $files{$file}->{'counter'}++;
+ }
+ else
+ {
+ $files{$file} = {
+ #'type' => 'section',
+ 'counter' => 1
+ };
+ }
+}
+
+# find parent element which is a top element, or a node within the top section
+sub get_top($)
+{
+ my $element = shift;
+ my $up = $element;
+ while (!$up->{'toplevel'} and !$up->{'top'})
+ {
+ $up = $up->{'element_up'};
+ if (!defined($up))
+ {
+ # If there is no section, it is normal not to have toplevel element,
+ # and it is also the case if there is a low level element before
+ # a top level element
+ print STDERR "$WARN no toplevel for $element->{'texi'} (could be normal)\n" if (@sections_list);
+ return undef;
+ }
+ }
+ return $up;
+}
+
+sub get_node($)
+{
+ my $element = shift;
+ return undef if (!defined($element));
+ return $element if ($element->{'node'});
+ return $element->{'node_ref'} if ($element->{'node_ref'} and !$element->{'node_ref'}->{'element_added'});
+ return $element;
+}
+# get the html names from the texi for all elements
+sub do_names()
+{
+ # for nodes and anchors we haven't any state defined
+ # This seems right, however, as we don't want @refs or @footnotes
+ # or @anchors within nodes, section commands or anchors.
+ foreach my $node (%nodes)
+ {
+ next if ($nodes{$node}->{'index_page'}); # some nodes are index pages.
+ $nodes{$node}->{'text'} = substitute_line ($nodes{$node}->{'texi'});
+ $nodes{$node}->{'name'} = $nodes{$node}->{'text'};
+ $nodes{$node}->{'no_texi'} = &$Texi2HTML::Config::protect_text(remove_texi($nodes{$node}->{'texi'}));
+ $nodes{$node}->{'unformatted'} = unformatted_text (undef, $nodes{$node}->{'texi'});
+ # FIXME : what to do if $nodes{$node}->{'external_node'} and
+ # $nodes{$node}->{'seen'}
+ }
+ foreach my $number (keys(%sections))
+ {
+ my $section = $sections{$number};
+ $section->{'name'} = substitute_line ($section->{'texi'});
+ $section->{'text'} = $section->{'number'} . " " . $section->{'name'};
+ $section->{'text'} =~ s/^\s*//;
+ $section->{'no_texi'} = &$Texi2HTML::Config::protect_text($section->{'number'} . " " .remove_texi($section->{'texi'}));
+ $section->{'no_texi'} =~ s/^\s*//;
+ $section->{'unformatted'} = &$Texi2HTML::Config::protect_text($section->{'number'}) . " " .unformatted_text(undef,$section->{'texi'});
+ $section->{'unformatted'} =~ s/^\s*//;
+ }
+ my $tocnr = 1;
+ foreach my $element (@elements_list)
+ {
+ if (!$element->{'top'} and !$element->{'index_page'})
+ {
+ $element->{'tocid'} = 'TOC' . $tocnr;
+ $tocnr++;
+ }
+ next if (defined($element->{'text'}));
+ if ($element->{'index_page'})
+ {
+ my $page = $element->{'page'};
+ my $sec_name = $element->{'element_ref'}->{'text'};
+ $element->{'text'} = ($page->{First} ne $page->{Last} ?
+ "$sec_name: $page->{First} -- $page->{Last}" :
+ "$sec_name: $page->{First}");
+ $sec_name = $element->{'element_ref'}->{'no_texi'};
+ $element->{'no_texi'} = &$Texi2HTML::Config::protect_text($page->{First} ne $page->{Last} ?
+ "$sec_name: $page->{First} -- $page->{Last}" :
+ "$sec_name: $page->{First}");
+ $sec_name = $element->{'element_ref'}->{'unformatted'};
+ $element->{'unformatted'} = $page->{First} ne $page->{Last} ?
+ "$sec_name: " . &$Texi2HTML::Config::protect_text("$page->{First} -- $page->{Last}") :
+ "$sec_name: " . &$Texi2HTML::Config::protect_text("$page->{First}");
+ }
+ }
+}
+
+@{$Texi2HTML::TOC_LINES} = (); # table of contents
+@{$Texi2HTML::OVERVIEW} = (); # short table of contents
+
+
+
+#+++############################################################################
+# #
+# Stuff related to Index generation #
+# #
+#---############################################################################
+
+# FIXME what to do with index entries appearing in @copying
+# @documentdescription and @titlepage
+sub enter_index_entry($$$$$$)
+{
+ my $prefix = shift;
+ my $line_nr = shift;
+ my $key = shift;
+ my $place = shift;
+ my $element = shift;
+ my $use_section_id = shift;
+ unless (exists ($index_properties->{$prefix}))
+ {
+ echo_error ("Undefined index command: ${prefix}index", $line_nr);
+ #warn "$ERROR Undefined index command: ${prefix}index\n";
+ return 0;
+ }
+ if (!exists($element->{'tag'}) and !$element->{'footnote'})
+ {
+ echo_warn ("Index entry before document: \@${prefix}index $key", $line_nr);
+ }
+ $key =~ s/\s+$//;
+ $key =~ s/^\s*//;
+ my $entry = $key;
+ # The $key is mostly usefull for alphabetical sorting
+ $key = remove_texi($key);
+ return if ($key =~ /^\s*$/);
+ while (exists $index->{$prefix}->{$key})
+ {
+ $key .= ' ';
+ }
+ my $id = '';
+ unless ($use_section_id)
+ {
+ $id = 'IDX' . ++$idx_num;
+ }
+ $index->{$prefix}->{$key}->{'entry'} = $entry;
+ $index->{$prefix}->{$key}->{'element'} = $element;
+ $index->{$prefix}->{$key}->{'label'} = $id;
+ $index->{$prefix}->{$key}->{'prefix'} = $prefix;
+ push @$place, $index->{$prefix}->{$key};
+ print STDERR "# enter ${prefix}index '$key' with id $id ($index->{$prefix}->{$key})\n"
+ if ($T2H_DEBUG & $DEBUG_INDEX);
+ push @index_labels, $index->{$prefix}->{$key};
+ return $index->{$prefix}->{$key};
+}
+
+# returns prefix of @?index command associated with 2 letters prefix name
+# for example returns 'c' for 'cp'
+sub index_name2prefix
+{
+ my $name = shift;
+ my $prefix;
+
+ for $prefix (keys %$index_properties)
+ {
+ return $prefix if ($index_properties->{$prefix}->{'name'} eq $name);
+ }
+ return undef;
+}
+
+# get all the entries (for all the prefixes) in the $normal and $code
+# references, formatted with @code{code } if it is a $code entry.
+sub get_index_entries($$)
+{
+ my $normal = shift;
+ my $code = shift;
+ my $entries = {};
+ foreach my $prefix (keys %$normal)
+ {
+ for my $key (keys %{$index->{$prefix}})
+ {
+ $entries->{$key} = $index->{$prefix}->{$key};
+ }
+ }
+
+ if (defined($code))
+ {
+ foreach my $prefix (keys %$code)
+ {
+ unless (exists $normal->{$prefix})
+ {
+ foreach my $key (keys %{$index->{$prefix}})
+ {
+ $entries->{$key} = $index->{$prefix}->{$key};
+ # use @code for code style index entry
+ $entries->{$key}->{'entry'} = "\@code{$entries->{$key}->{entry}}";
+ }
+ }
+ }
+ }
+ return $entries;
+}
+
+# sort according to cmp if both $a and $b are alphabetical or non alphabetical,
+# otherwise the alphabetical is ranked first
+sub by_alpha
+{
+ if ($a =~ /^[A-Za-z]/)
+ {
+ if ($b =~ /^[A-Za-z]/)
+ {
+ return lc($a) cmp lc($b);
+ }
+ else
+ {
+ return 1;
+ }
+ }
+ elsif ($b =~ /^[A-Za-z]/)
+ {
+ return -1;
+ }
+ else
+ {
+ return lc($a) cmp lc($b);
+ }
+}
+
+# returns an array of index entries pages splitted by letters
+# each page has the following members:
+# {First} first letter on that page
+# {Last} last letter on that page
+# {Letters} ref on an array with all the letters for that page
+# {EntriesByLetter} ref on a hash. Each key is a letter, with value
+# a ref on arrays of index entries begining with this letter
+sub get_index_pages($)
+{
+ my $entries = shift;
+ my (@Letters);
+ my ($EntriesByLetter, $Pages, $page) = ({}, [], {});
+ my @keys = sort by_alpha keys %$entries;
+
+ # each index entry is placed according to its first letter in
+ # EntriesByLetter
+ for my $key (@keys)
+ {
+ push @{$EntriesByLetter->{uc(substr($key,0, 1))}} , $entries->{$key};
+ }
+ @Letters = sort by_alpha keys %$EntriesByLetter;
+ $Texi2HTML::Config::SPLIT_INDEX = 0 unless $Texi2HTML::Config::SPLIT;
+
+ if ($Texi2HTML::Config::SPLIT_INDEX and $Texi2HTML::Config::SPLIT_INDEX =~ /^\d+$/)
+ {
+ my $i = 0;
+ my ($prev_letter);
+ for my $letter (@Letters)
+ {
+ if ($i > $Texi2HTML::Config::SPLIT_INDEX)
+ {
+ $page->{Last} = $prev_letter;
+ push @$Pages, $page;
+ $i=0;
+ }
+ if ($i == 0)
+ {
+ $page = {};
+ $page->{Letters} = [];
+ $page->{EntriesByLetter} = {};
+ $page->{First} = $letter;
+ }
+ push @{$page->{Letters}}, $letter;
+ $page->{EntriesByLetter}->{$letter} = [@{$EntriesByLetter->{$letter}}];
+ $i += scalar(@{$EntriesByLetter->{$letter}});
+ $prev_letter = $letter;
+ }
+ $page->{Last} = $Letters[$#Letters];
+ push @$Pages, $page;
+ }
+ else
+ {
+ warn "$WARN Bad Texi2HTML::Config::SPLIT_INDEX: $Texi2HTML::Config::SPLIT_INDEX\n" if ($Texi2HTML::Config::SPLIT_INDEX);
+ $page->{First} = $Letters[0];
+ $page->{Last} = $Letters[$#Letters];
+ $page->{Letters} = \@Letters;
+ $page->{EntriesByLetter} = $EntriesByLetter;
+ push @$Pages, $page;
+ return $Pages;
+ }
+ return $Pages;
+}
+
+sub get_index($;$)
+{
+ my $name = shift;
+ my $line_nr = shift;
+ return (@{$indices{$name}}) if ($indices{$name});
+ my $prefix = index_name2prefix($name);
+ unless ($prefix)
+ {
+ echo_error ("Bad index name: $name", $line_nr);
+ #warn "$ERROR Bad index name: $name\n";
+ return;
+ }
+ if ($index_properties->{$prefix}->{code})
+ {
+ $index_properties->{$prefix}->{from_code}->{$prefix} = 1;
+ }
+ else
+ {
+ $index_properties->{$prefix}->{from}->{$prefix}= 1;
+ }
+
+ my $Entries = get_index_entries($index_properties->{$prefix}->{from},
+ $index_properties->{$prefix}->{from_code});
+ return unless %$Entries;
+ my $Pages = get_index_pages($Entries);
+ $indices{$name} = [ $Pages, $Entries ];
+ return ($Pages, $Entries);
+}
+
+my @foot_lines = (); # footnotes
+my $copying_comment = ''; # comment constructed from text between
+ # @copying and @end copying with licence
+my $from_encoding; # texinfo file encoding
+my $to_encoding; # out file encoding
+my %acronyms_like = (); # acronyms or similar commands associated texts
+ # the key are the commands, the values are
+ # hash references associating shorthands to
+ # texts.
+
+sub initialise_state($)
+{
+ my $state = shift;
+ $state->{'preformatted'} = 0 unless exists($state->{'preformatted'});
+ $state->{'code_style'} = 0 unless exists($state->{'code_style'});
+ $state->{'keep_texi'} = 0 unless exists($state->{'keep_texi'});
+ $state->{'keep_nr'} = 0 unless exists($state->{'keep_nr'});
+ $state->{'detailmenu'} = 0 unless exists($state->{'detailmenu'}); # number of opened detailed menus
+ $state->{'format_stack'} = [ {'format' => "noformat"} ] unless exists($state->{'format_stack'});
+ $state->{'paragraph_style'} = [ '' ] unless exists($state->{'paragraph_style'});
+ $state->{'preformatted_stack'} = [ '' ] unless exists($state->{'preformatted_stack'});
+ $state->{'menu'} = 0 unless exists($state->{'menu'});
+ $state->{'style_stack'} = [] unless exists($state->{'style_stack'});
+ $state->{'quotation_stack'} = [] unless exists($state->{'quotation_stack'});
+ # if there is no $state->{'element'} the first element is used
+ $state->{'element'} = $elements_list[0] unless (exists($state->{'element'}) and !$state->{'element'}->{'before_anything'});
+}
+
+sub pass_text()
+{
+ my %state;
+ initialise_state (\%state);
+ my @stack;
+ my $text;
+ my $doc_nr;
+ my $in_doc = 0;
+ my $element;
+ my @text =();
+ my @section_lines = ();
+ my @head_lines = ();
+ my $one_section = 1 if (@elements_list == 1);
+
+ if (@elements_list == 0)
+ {
+ warn "$WARN empty document\n";
+ exit (0);
+ }
+
+ # We set titlefont only if the titlefont appeared in the top element
+ if (defined($element_top->{'titlefont'}))
+ {
+ $element_top->{'has_heading'} = 1;
+ $value{'_titlefont'} = $element_top->{'titlefont'};
+ }
+
+ # prepare %Texi2HTML::THISDOC
+# $Texi2HTML::THISDOC{'settitle_texi'} = $value{'_settitle'};
+ $Texi2HTML::THISDOC{'fulltitle_texi'} = '';
+ $Texi2HTML::THISDOC{'title_texi'} = '';
+ foreach my $possible_fulltitle (('_title', '_settitle', '_shorttitlepage', '_titlefont'))
+ {
+ if ($value{$possible_fulltitle} ne '')
+ {
+ $Texi2HTML::THISDOC{'fulltitle_texi'} = $value{$possible_fulltitle};
+ last;
+ }
+ }
+ foreach my $possible_title_texi ($value{'_settitle'}, $Texi2HTML::THISDOC{'fulltitle_texi'})
+ {
+ if ($possible_title_texi ne '')
+ {
+ $Texi2HTML::THISDOC{'title_texi'} = $possible_title_texi;
+ last;
+ }
+ }
+# $Texi2HTML::THISDOC{'fulltitle_texi'} = $value{'_title'} || $value{'_settitle'} || $value{'_shorttitlepage'} || $value{'_titlefont'};
+# $Texi2HTML::THISDOC{'title_texi'} = $value{'_title'} || $value{'_settitle'} || $value{'_shorttitlepage'} || $value{'_titlefont'};
+ foreach my $texi_cmd (('shorttitlepage', 'settitle', 'author',
+ 'titlefont', 'subtitle', 'shorttitle'))
+ {
+ $Texi2HTML::THISDOC{$texi_cmd . '_texi'} = $value{'_' . $texi_cmd};
+ }
+ foreach my $doc_thing (('shorttitlepage', 'settitle', 'author',
+ 'titlefont', 'subtitle', 'shorttitle', 'fulltitle', 'title'))
+ {
+ my $thing_texi = $Texi2HTML::THISDOC{$doc_thing . '_texi'};
+ $Texi2HTML::THISDOC{$doc_thing} = substitute_line($thing_texi);
+ $Texi2HTML::THISDOC{$doc_thing . '_no_texi'} =
+ &$Texi2HTML::Config::protect_text(remove_texi($thing_texi));
+ $Texi2HTML::THISDOC{$doc_thing . '_unformatted'} =
+ unformatted_text(undef, $thing_texi);
+ }
+# $Texi2HTML::THISDOC{'shorttitlepage_texi'} = $value{'_shorttitlepage'};
+# $Texi2HTML::THISDOC{'fulltitle'} = substitute_line($value{'_title'}) || substitute_line($value{'_settitle'}) || substitute_line($value{'_shorttitlepage'}) || substitute_line($value{'_titlefont'});
+# $Texi2HTML::THISDOC{'title'} = substitute_line($value{'_settitle'}) || $Texi2HTML::THISDOC{'fulltitle'};
+# $Texi2HTML::THISDOC{'shorttitle'} = substitute_line($value{'_shorttitle'});
+
+ # find Top name
+ my $element_top_text = '';
+ my $top_no_texi = '';
+ my $top_unformatted = '';
+ my $top_name;
+ if ($element_top and $element_top->{'text'} and (!$node_top or ($element_top ne $node_top)))
+ {
+ $element_top_text = $element_top->{'text'};
+ $top_no_texi = $element_top->{'no_texi'};
+ $top_unformatted = $element_top->{'unformatted'};
+ }
+ foreach my $possible_top_name ($Texi2HTML::Config::TOP_HEADING,
+ $element_top_text, $Texi2HTML::THISDOC{'title'},
+ $Texi2HTML::THISDOC{'shorttitle'}, &$I('Top'))
+ {
+ if (defined($possible_top_name) and $possible_top_name ne '')
+ {
+ $top_name = $possible_top_name;
+ last;
+ }
+ }
+ foreach my $possible_top_no_texi ($Texi2HTML::Config::TOP_HEADING,
+ $top_no_texi, $Texi2HTML::THISDOC{'title_no_texi'},
+ $Texi2HTML::THISDOC{'shorttitle_no_texi'},
+ &$I('Top',{},{'remove_texi' => 1, 'no_protection' => 1}))
+ {
+ if (defined($possible_top_no_texi) and $possible_top_no_texi ne '')
+ {
+ $top_no_texi = $possible_top_no_texi;
+ last;
+ }
+ }
+
+ foreach my $possible_top_unformatted ($top_unformatted,
+ $Texi2HTML::THISDOC{'title_unformatted'},
+ $Texi2HTML::THISDOC{'shorttitle_unformatted'},
+ &$I('Top',{}, {'unformatted' => 1}))
+ {
+ if (defined($possible_top_unformatted) and $possible_top_unformatted ne '')
+ {
+ $top_unformatted = $possible_top_unformatted;
+ last;
+ }
+ }
+
+
+# my $top_name = $Texi2HTML::Config::TOP_HEADING || $element_top_text || $Texi2HTML::THISDOC{'title'} || $Texi2HTML::THISDOC{'shorttitle'} || &$I('Top');
+
+ if ($Texi2HTML::THISDOC{'fulltitle_texi'} eq '')
+ {
+ $Texi2HTML::THISDOC{'fulltitle_texi'} = &$I('Untitled Document',{},
+ {'keep_texi' => 1});
+ }
+ $Texi2HTML::THISDOC{'title_texi'} = $Texi2HTML::THISDOC{'settitle_texi'};
+ $Texi2HTML::THISDOC{'title_texi'} = $Texi2HTML::THISDOC{'fulltitle_texi'}
+ if ($Texi2HTML::THISDOC{'title_texi'} eq '');
+
+ foreach my $doc_thing (('fulltitle', 'title'))
+ {
+ my $thing_texi = $Texi2HTML::THISDOC{$doc_thing . '_texi'};
+ $Texi2HTML::THISDOC{$doc_thing} = substitute_line($thing_texi);
+ $Texi2HTML::THISDOC{$doc_thing . '_no_texi'} =
+ &$Texi2HTML::Config::protect_text(remove_texi($thing_texi));
+ $Texi2HTML::THISDOC{$doc_thing . '_unformatted'} =
+ unformatted_text(undef, $thing_texi);
+ }
+# $Texi2HTML::THISDOC{'fulltitle'} = $Texi2HTML::THISDOC{'fulltitle'} || &$I('Untitled Document') ;
+# $Texi2HTML::THISDOC{'title'} = $Texi2HTML::THISDOC{'settitle'} || $Texi2HTML::THISDOC{'fulltitle'};
+# $Texi2HTML::THISDOC{'author'} = substitute_line($value{'_author'});
+# $Texi2HTML::THISDOC{'titlefont'} = substitute_line($value{'_titlefont'});
+# $Texi2HTML::THISDOC{'subtitle'} = substitute_line($value{'_subtitle'});
+
+# $Texi2HTML::THISDOC{'title_unformatted'} = unformatted_text(undef, $Texi2HTML::THISDOC{'title_texi'});
+# $Texi2HTML::THISDOC{'shorttitle_unformatted'} = unformatted_text(undef, $value{'_shorttitle'});
+# $Texi2HTML::THISDOC{'title_no_texi'} = &$Texi2HTML::Config::protect_text(remove_texi($value{'_title'})) || &$Texi2HTML::Config::protect_text(remove_texi($value{'_settitle'})) || &$Texi2HTML::Config::protect_text(remove_texi($value{'_shorttitlepage'})) || &$Texi2HTML::Config::protect_text(remove_texi($value{'_titlefont'}));
+# $Texi2HTML::THISDOC{'shorttitle_no_texi'} = &$Texi2HTML::Config::protect_text(remove_texi($value{'_shorttitle'}));
+
+# my $top_no_texi = '';
+# my $top_unformatted = '';
+# if ($element_top and $element_top->{'no_texi'} and (!$node_top or ($element_top ne $node_top)))
+# {
+# $top_no_texi = $element_top->{'no_texi'};
+# $top_unformatted = $element_top->{'unformatted'};
+# }
+
+# $top_no_texi = $Texi2HTML::Config::TOP_HEADING || $top_no_texi || $Texi2HTML::THISDOC{'title_no_texi'} || $Texi2HTML::THISDOC{'shorttitle_no_texi'} || &$I('Top',{}, {'remove_texi' => 1, 'no_protection' => 1});
+# $top_unformatted = $top_unformatted || $Texi2HTML::THISDOC{'title_unformatted'} || $Texi2HTML::THISDOC{'shorttitle_unformatted'} || &$I('Top',{}, {'unformatted' => 1});
+# $Texi2HTML::THISDOC{'title_unformatted'} = $Texi2HTML::THISDOC{'title_unformatted'} || &$I('Untitled Document',{}, {'unformatted' => 1});
+# $Texi2HTML::THISDOC{'title_no_texi'} = $Texi2HTML::THISDOC{'title_no_texi'} || &$I('Untitled Document',{}, {'remove_texi' => 1, 'no_protection' => 1});
+
+ for my $key (keys %Texi2HTML::THISDOC)
+ {
+ next if (ref($Texi2HTML::THISDOC{$key}));
+print STDERR "!!$key\n" if (!defined($Texi2HTML::THISDOC{$key}));
+ $Texi2HTML::THISDOC{$key} =~ s/\s*$//;
+ }
+ $Texi2HTML::THISDOC{'program'} = $THISPROG;
+ $Texi2HTML::THISDOC{'program_homepage'} = $T2H_HOMEPAGE;
+ $Texi2HTML::THISDOC{'program_authors'} = $T2H_AUTHORS;
+ $Texi2HTML::THISDOC{'user'} = $T2H_USER;
+# $Texi2HTML::THISDOC{'documentdescription'} = $documentdescription;
+ $Texi2HTML::THISDOC{'copying'} = $copying_comment;
+ $Texi2HTML::THISDOC{'toc_file'} = '';
+ $Texi2HTML::THISDOC{'toc_file'} = $docu_toc if ($Texi2HTML::Config::SPLIT);
+ $Texi2HTML::THISDOC{'file_base_name'} = $docu_name;
+ $Texi2HTML::THISDOC{'destination_directory'} = $docu_rdir;
+ $Texi2HTML::THISDOC{'authors'} = [] if (!defined($Texi2HTML::THISDOC{'authors'}));
+ $Texi2HTML::THISDOC{'subtitles'} = [] if (!defined($Texi2HTML::THISDOC{'subtitles'}));
+ $Texi2HTML::THISDOC{'titles'} = [] if (!defined($Texi2HTML::THISDOC{'titles'}));
+ foreach my $element (('authors', 'subtitles', 'titles'))
+ {
+ my $i;
+ for ($i = 0; $i < $#{$Texi2HTML::THISDOC{$element}} + 1; $i++)
+ {
+ chomp ($Texi2HTML::THISDOC{$element}->[$i]);
+ $Texi2HTML::THISDOC{$element}->[$i] = substitute_line($Texi2HTML::THISDOC{$element}->[$i]);
+ #print STDERR "$element:$i: $Texi2HTML::THISDOC{$element}->[$i]\n";
+ }
+ }
+ # prepare TOC, OVERVIEW
+ if ($Texi2HTML::Config::SPLIT)
+ {
+ $Texi2HTML::HREF{'Contents'} = $docu_toc.'#SEC_Contents' if @{$Texi2HTML::TOC_LINES};
+ $Texi2HTML::HREF{'Overview'} = $docu_stoc.'#SEC_Overview' if @{$Texi2HTML::OVERVIEW};
+ $Texi2HTML::HREF{'Footnotes'} = $docu_foot. '#SEC_Foot';
+ $Texi2HTML::HREF{'About'} = $docu_about . '#SEC_About' unless $one_section;
+ }
+ else
+ {
+ $Texi2HTML::HREF{'Contents'} = '#SEC_Contents' if @{$Texi2HTML::TOC_LINES};
+ $Texi2HTML::HREF{'Overview'} = '#SEC_Overview' if @{$Texi2HTML::OVERVIEW};
+ $Texi2HTML::HREF{'Footnotes'} = '#SEC_Foot';
+ $Texi2HTML::HREF{'About'} = '#SEC_About' unless $one_section;
+ }
+
+ %Texi2HTML::NAME =
+ (
+ 'First', $element_first->{'text'},
+ 'Last', $element_last->{'text'},
+ 'About', &$I('About This Document'),
+ 'Contents', &$I('Table of Contents'),
+ 'Overview', &$I('Short Table of Contents'),
+ 'Top', $top_name,
+ 'Footnotes', &$I('Footnotes'),
+ );
+ $Texi2HTML::NAME{'Index'} = $element_chapter_index->{'text'} if (defined($element_chapter_index));
+ $Texi2HTML::NAME{'Index'} = $Texi2HTML::Config::INDEX_CHAPTER if ($Texi2HTML::Config::INDEX_CHAPTER ne '');
+
+ %Texi2HTML::NO_TEXI =
+ (
+ 'First', $element_first->{'no_texi'},
+ 'Last', $element_last->{'no_texi'},
+#FIXME this is not really NO_TEXI as there may be some formatting expanded
+# in &$I, using substitute_line
+ 'About', &$I('About This Document', {}, {'remove_texi' => 1, 'no_protection' => 1} ),
+ 'Contents', &$I('Table of Contents', {}, {'remove_texi' => 1, 'no_protection' => 1} ),
+ 'Overview', &$I('Short Table of Contents', {}, {'remove_texi' => 1, 'no_protection' => 1} ),
+ 'Top', $top_no_texi,
+ 'Footnotes', &$I('Footnotes', {}, {'remove_texi' => 1, 'no_protection' => 1} ),
+ );
+ $Texi2HTML::NO_TEXI{'Index'} = $element_chapter_index->{'no_texi'} if (defined($element_chapter_index));
+ %Texi2HTML::UNFORMATTED =
+ (
+ 'First', $element_first->{'unformatted'},
+ 'Last', $element_last->{'unformatted'},
+#FIXME this is not really UNFORMATTED as there may be some formatting expanded
+# in &$I, using substitute_line
+ 'About', &$I('About This Document', {}, {'unformatted' => 1}),
+ 'Contents', &$I('Table of Contents',{}, {'unformatted' => 1}),
+ 'Overview', &$I('Short Table of Contents', {}, {'unformatted' => 1}),
+ 'Top', $top_unformatted,
+ 'Footnotes', &$I('Footnotes', {},{'unformatted' => 1}),
+ );
+ $Texi2HTML::UNFORMATTED{'Index'} = $element_chapter_index->{'unformatted'} if (defined($element_chapter_index));
+ $Texi2HTML::TITLEPAGE = '';
+ $Texi2HTML::TITLEPAGE = substitute_text({}, @{$region_lines{'titlepage'}})
+ if (@{$region_lines{'titlepage'}});
+ &$Texi2HTML::Config::titlepage();
+
+ $to_encoding = &$Texi2HTML::Config::init_out();
+
+ ############################################################################
+ # print frame and frame toc file
+ #
+ if ( $Texi2HTML::Config::FRAMES )
+ {
+ #open(FILE, "> $docu_frame_file")
+ # || die "$ERROR: Can't open $docu_frame_file for writing: $!\n";
+ my $FH = open_out($docu_frame_file);
+ print STDERR "# Creating frame in $docu_frame_file ...\n" if $T2H_VERBOSE;
+ &$Texi2HTML::Config::print_frame($FH, $docu_toc_frame_file, $docu_top_file);
+ close_out($FH, $docu_frame_file);
+
+ #open(FILE, "> $docu_toc_frame_file")
+ # || die "$ERROR: Can't open $docu_toc_frame_file for writing: $!\n";
+ $FH = open_out($docu_toc_frame_file);
+ print STDERR "# Creating toc frame in $docu_frame_file ...\n" if $T2H_VERBOSE;
+ #&$Texi2HTML::Config::print_toc_frame(\*FILE, $Texi2HTML::OVERVIEW);
+ &$Texi2HTML::Config::print_toc_frame($FH, $Texi2HTML::OVERVIEW);
+ #close(FILE);
+ close_out($FH, $docu_toc_frame_file);
+ }
+
+ ############################################################################
+ #
+ #
+
+ my $FH;
+ my $index_pages;
+ my $index_pages_nr;
+ my $index_nr = 0;
+ my $line_nr;
+ my $first_section = 0; # 1 if it is the first section of a page
+ while (@doc_lines)
+ {
+ unless ($index_pages)
+ { # not in a index split over sections
+ $_ = shift @doc_lines;
+ my $chomped_line = $_;
+ if (!chomp($chomped_line) and @doc_lines)
+ { # if the line has no end of line it is concatenated with the next
+ $doc_lines[0] = $_ . $doc_lines[0];
+ next;
+ }
+ $line_nr = shift (@doc_numbers);
+ #print STDERR "$line_nr->{'file_name'}($line_nr->{'macro'},$line_nr->{'line_nr'}) $_" if ($line_nr);
+ }
+ #print STDERR "PASS_TEXT: $_";
+ #dump_stack(\$text, \@stack, \%state);
+ if (!$state{'raw'} and !$state{'verb'})
+ {
+ my $tag = '';
+ $tag = $1 if (/^\@(\w+)/ and !$index_pages);
+
+ if (($tag eq 'node') or defined($sec2level{$tag}) or $index_pages)
+ {
+ if (@stack or (defined($text) and $text ne ''))
+ {# in pass text node and section shouldn't appear in formats
+ #print STDERR "close_stack before \@$tag\n";
+ #print STDERR "text!$text%" if (! @stack);
+ close_stack(\$text, \@stack, \%state, $line_nr);
+ push @section_lines, $text;
+ $text = '';
+ }
+ $sec_num++ if ($sec2level{$tag});
+ my $new_element;
+ my $current_element;
+ if ($tag =~ /heading/)
+ {# handle headings, they are not in element lists
+ $current_element = $sections{$sec_num};
+ #print STDERR "HEADING $_";
+ if (! $element)
+ {
+ $new_element = shift @elements_list;
+ $element->{'has_heading'} = 1 if ($new_element->{'top'});
+ }
+ else
+ {
+ if ($element->{'top'})
+ {
+ $element->{'has_heading'} = 1;
+ }
+ push (@section_lines, &$Texi2HTML::Config::anchor($current_element->{'id'}) . "\n");
+ push @section_lines, &$Texi2HTML::Config::heading($current_element);
+ next;
+ }
+ }
+ elsif (!$index_pages)
+ {# handle node and structuring elements
+ $current_element = shift (@all_elements);
+ #begin debug section
+ if ($current_element->{'node'})
+ {
+ print STDERR 'NODE ' . "$current_element->{'texi'}($current_element->{'file'})" if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ print STDERR "($current_element->{'section_ref'}->{'texi'})" if ($current_element->{'section_ref'} and ($T2H_DEBUG & $DEBUG_ELEMENTS));
+ }
+ else
+ {
+ print STDERR 'SECTION ' . $current_element->{'texi'} if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ }
+ print STDERR ": $_" if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ #end debug section
+
+ # The element begins a new section if there is no previous
+ # or it is an element and not the current one or the
+ # associated section (in case of node) is not the current one
+ if (!$element
+ or ($current_element->{'element'} and ($current_element ne $element))
+ or ($current_element->{'section_ref'} and ($current_element->{'section_ref'} ne $element)))
+ {
+ $new_element = shift @elements_list;
+ }
+ # begin debugging section
+ my $section_element = $new_element;
+ $section_element = $element unless ($section_element);
+ if (!$current_element->{'node'} and !$current_element->{'index_page'} and ($section_element ne $current_element))
+ {
+ print STDERR "NODE: $element->{'texi'}\n" if ($element->{'node'});
+ warn "elements_list and all_elements not in sync (elements $section_element->{'texi'}, all $current_element->{'texi'}): $_";
+ }
+ # end debugging section
+ }
+ else
+ { # this is a new index section
+ $new_element = $index_pages->[$index_pages_nr]->{'element'};
+ $current_element = $index_pages->[$index_pages_nr]->{'element'};
+ print STDERR "New index page '$new_element->{'texi'}' nr: $index_pages_nr\n" if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ my $list_element = shift @elements_list;
+ die "element in index_pages $new_element->{'texi'} and in list $list_element->{'texi'} differs\n" unless ($list_element eq $new_element);
+ }
+ if ($new_element)
+ {
+ $index_nr = 0;
+ my $old = 'NO_OLD';
+ $old = $element->{'texi'} if (defined($element));
+ print STDERR "NEW: $new_element->{'texi'}, OLD: $old\n" if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+# FIXME this should be done differently now that there could be elements
+# associated with the same file
+ if ($element and ($new_element->{'doc_nr'} != $element->{'doc_nr'}) and @foot_lines and !$Texi2HTML::Config::SEPARATED_FOOTNOTES)
+ { # note that this can only happen if $Texi2HTML::Config::SPLIT
+ &$Texi2HTML::Config::foot_section (\@foot_lines);
+ push @section_lines, @foot_lines;
+ @foot_lines = ();
+ $relative_foot_num = 0;
+ }
+ # print the element that just finished
+ $Texi2HTML::THIS_SECTION = \@section_lines;
+ $Texi2HTML::THIS_HEADER = \@head_lines;
+ if ($element)
+ {
+ #$FH = finish_element($FH, $element, $new_element, $first_section);
+ finish_element($FH, $element, $new_element, $first_section);
+ $first_section = 0;
+ @section_lines = ();
+ @head_lines = ();
+ }
+ else
+ {
+ print STDERR "# Writing elements:" if ($T2H_VERBOSE);
+ if ($Texi2HTML::Config::IGNORE_PREAMBLE_TEXT)
+ {
+ @section_lines = ();
+ @head_lines = ();
+ }
+ # remove empty line at the beginning of @section_lines
+ shift @section_lines while (@section_lines and ($section_lines[0] =~ /^\s*$/));
+ }
+ # begin new element
+ my $previous_file;
+ $previous_file = $element->{'file'} if (defined($element));
+ $element = $new_element;
+ $state{'element'} = $element;
+ $Texi2HTML::THIS_ELEMENT = $element;
+ #print STDERR "Doing hrefs for $element->{'texi'} First ";
+ $Texi2HTML::HREF{'First'} = href($element_first, $element->{'file'});
+ #print STDERR "Last ";
+ $Texi2HTML::HREF{'Last'} = href($element_last, $element->{'file'});
+ #print STDERR "Index ";
+ $Texi2HTML::HREF{'Index'} = href($element_chapter_index, $element->{'file'}) if (defined($element_chapter_index));
+ #print STDERR "Top ";
+ $Texi2HTML::HREF{'Top'} = href($element_top, $element->{'file'});
+ foreach my $direction (('Up', 'Forward', 'Back', 'Next',
+ 'Prev', 'FastForward', 'FastBack', 'This', 'NodeUp',
+ 'NodePrev', 'NodeNext', 'Following' ))
+ {
+ my $elem = $element->{$direction};
+ $Texi2HTML::NODE{$direction} = undef;
+ $Texi2HTML::HREF{$direction} = undef;
+ next unless (defined($elem));
+ #print STDERR "$direction ";
+ if ($elem->{'node'} or $elem->{'external_node'} or $elem->{'index_page'} or !$elem->{'seen'})
+ {
+ $Texi2HTML::NODE{$direction} = $elem->{'text'};
+ }
+ elsif ($elem->{'node_ref'})
+ {
+ $Texi2HTML::NODE{$direction} = $elem->{'node_ref'}->{'text'};
+ }
+ if (!$elem->{'seen'})
+ {
+ $Texi2HTML::HREF{$direction} = do_external_href($elem->{'texi'});
+ }
+ else
+ {
+ $Texi2HTML::HREF{$direction} = href($elem, $element->{'file'});
+ }
+ $Texi2HTML::NAME{$direction} = $elem->{'text'};
+ $Texi2HTML::NO_TEXI{$direction} = $elem->{'no_texi'};
+ $Texi2HTML::UNFORMATTED{$direction} = $elem->{'unformatted'};
+ #print STDERR "$direction ($element->{'texi'}): \n NO_TEXI: $Texi2HTML::NO_TEXI{$direction}\n NAME $Texi2HTML::NAME{$direction}\n NODE $Texi2HTML::NODE{$direction}\n HREF $Texi2HTML::HREF{$direction}\n\n";
+ }
+ #print STDERR "\nDone hrefs for $element->{'texi'}\n";
+ $files{$element->{'file'}}->{'counter'}--;
+ #if (! defined($FH))
+ if (!defined($previous_file) or ($element->{'file'} ne $previous_file))
+ {
+ my $file = $element->{'file'};
+ print STDERR "\n" if ($T2H_VERBOSE and !$T2H_DEBUG);
+ print STDERR "# Writing to $docu_rdir$file " if $T2H_VERBOSE;
+ my $do_page_head = 0;
+ if ($files{$file}->{'filehandle'})
+ {
+ $FH = $files{$file}->{'filehandle'};
+ }
+ else
+ {
+ $FH = open_out("$docu_rdir$file");
+ $files{$file}->{'filehandle'} = $FH;
+ $do_page_head = 1;
+ }
+ if ($element->{'top'})
+ {
+ &$Texi2HTML::Config::print_Top_header($FH, $do_page_head);
+ }
+ else
+ {
+ &$Texi2HTML::Config::print_page_head($FH) if ($do_page_head);
+ &$Texi2HTML::Config::print_chapter_header($FH) if $Texi2HTML::Config::SPLIT eq 'chapter';
+ &$Texi2HTML::Config::print_section_header($FH) if $Texi2HTML::Config::SPLIT eq 'section';
+ }
+ $first_section = 1;
+ }
+ print STDERR "." if ($T2H_VERBOSE);
+ print STDERR "\n" if ($T2H_DEBUG);
+ }
+ my $label = &$Texi2HTML::Config::anchor($current_element->{'id'}) . "\n";
+ if (@section_lines)
+ {
+ push (@section_lines, $label);
+ }
+ else
+ {
+ push @head_lines, $label;
+ }
+ if ($index_pages)
+ {
+ push @section_lines, &$Texi2HTML::Config::heading($element);
+ #print STDERR "Do index page $index_pages_nr\n";
+ my $page = do_index_page($index_pages, $index_pages_nr);
+ push @section_lines, $page;
+ if (defined ($index_pages->[$index_pages_nr + 1]))
+ {
+ $index_pages_nr++;
+ }
+ else
+ {
+ $index_pages = undef;
+ }
+ next;
+ }
+ push @section_lines, &$Texi2HTML::Config::heading($current_element) if ($current_element->{'element'} and !$current_element->{'top'});
+ next;
+ }
+ elsif ($tag eq 'printindex')
+ {
+ s/\s+(\w+)\s*//;
+ my $name = $1;
+ close_paragraph(\$text, \@stack, \%state);
+ next if (!index_name2prefix($name) or $empty_indices{$name});
+ $printed_indices{$name} = 1;
+ print STDERR "print index $name($index_nr) in `$element->{'texi'}', element->{'indices'}: $element->{'indices'},\n" if ($T2H_DEBUG & $DEBUG_ELEMENTS or $T2H_DEBUG & $DEBUG_INDEX);
+ print STDERR "element->{'indices'}->[index_nr]: $element->{'indices'}->[$index_nr] (@{$element->{'indices'}->[$index_nr]})\n" if ($T2H_DEBUG & $DEBUG_ELEMENTS or $T2H_DEBUG & $DEBUG_INDEX);
+ $index_pages = $element->{'indices'}->[$index_nr] if (@{$element->{'indices'}->[$index_nr]} > 1);
+ $index_pages_nr = 0;
+ add_prev(\$text, \@stack, do_index_page($element->{'indices'}->[$index_nr], 0));
+ $index_pages_nr++;
+ $index_nr++;
+ begin_paragraph (\@stack, \%state) if ($state{'preformatted'});
+ next if (@stack);
+ push @section_lines, $text;
+ $text = '';
+ next;
+ }
+ elsif ($tag eq 'contents')
+ {
+ next;
+ }
+ }
+ scan_line($_, \$text, \@stack, \%state, $line_nr);
+ #print STDERR "after scan_line: $_";
+ #dump_stack(\$text, \@stack, \%state);
+ next if (@stack);
+ if ($text ne '' )
+ {
+ push @section_lines, $text;
+ $text = '';
+ }
+ }
+ if (@stack)
+ {# close stack at the end of pass text
+ close_stack(\$text, \@stack, \%state, $line_nr);
+ }
+ if (defined($text))
+ {
+ push @section_lines, $text;
+ }
+ print STDERR "\n" if ($T2H_VERBOSE);
+ $Texi2HTML::THIS_SECTION = \@section_lines;
+ # if no sections, then simply print document as is
+ if ($one_section)
+ {
+ if (@foot_lines)
+ {
+ &$Texi2HTML::Config::foot_section (\@foot_lines);
+ push @section_lines, @foot_lines;
+ }
+ $Texi2HTML::THIS_HEADER = \@head_lines;
+ if ($element->{'top'})
+ {
+ print STDERR "Bug: `$element->{'texi'}' level undef\n" if (!$element->{'node'} and !defined($element->{'level'}));
+ $element->{'level'} = 1 if (!defined($element->{'level'}));
+ $element->{'node'} = 0; # otherwise Texi2HTML::Config::heading may uses the node level
+ $element->{'text'} = $Texi2HTML::NAME{'Top'};
+ print STDERR "[Top]" if ($T2H_VERBOSE);
+ unless ($element->{'has_heading'})
+ {
+ unshift @section_lines, &$Texi2HTML::Config::heading($element);
+ }
+ }
+ print STDERR "# Write the section $element->{'texi'}\n" if ($T2H_VERBOSE);
+ &$Texi2HTML::Config::one_section($FH);
+ close_out($FH);
+ return;
+ }
+
+ finish_element ($FH, $element, undef, $first_section);
+
+ ############################################################################
+ # Print ToC, Overview, Footnotes
+ #
+ for my $direction (('Prev', 'Next', 'Back', 'Forward', 'Up', 'NodeUp',
+ 'NodePrev', 'NodeNext', 'Following', 'This'))
+ {
+ delete $Texi2HTML::HREF{$direction};
+ # it is better to undef in case the references to these hash entries
+ # are used, as if deleted, the
+ # references are still refering to the old, undeleted element
+ # (we could do both)
+ $Texi2HTML::NAME{$direction} = undef;
+ $Texi2HTML::NO_TEXI{$direction} = undef;
+ $Texi2HTML::UNFORMATTED{$direction} = undef;
+ $Texi2HTML::NODE{$direction} = undef;
+
+ $Texi2HTML::THIS_ELEMENT = undef;
+ }
+ if (@foot_lines)
+ {
+ print STDERR "# writing Footnotes in $docu_foot_file\n" if $T2H_VERBOSE;
+ #open (FILE, "> $docu_foot_file") || die "$ERROR: Can't open $docu_foot_file for writing: $!\n"
+ $FH = open_out ($docu_foot_file)
+ if $Texi2HTML::Config::SPLIT;
+ $Texi2HTML::HREF{'This'} = $Texi2HTML::HREF{'Footnotes'};
+ $Texi2HTML::HREF{'Footnotes'} = '#' . $footnote_element->{'id'};
+ $Texi2HTML::NAME{'This'} = $Texi2HTML::NAME{'Footnotes'};
+ $Texi2HTML::NO_TEXI{'This'} = $Texi2HTML::NO_TEXI{'Footnotes'};
+ $Texi2HTML::UNFORMATTED{'This'} = $Texi2HTML::UNFORMATTED{'Footnotes'};
+ $Texi2HTML::THIS_SECTION = \@foot_lines;
+ $Texi2HTML::THIS_HEADER = [ &$Texi2HTML::Config::anchor($footnote_element->{'id'}) . "\n" ];
+ #&$Texi2HTML::Config::print_Footnotes(\*FILE);
+ &$Texi2HTML::Config::print_Footnotes($FH);
+ #close(FILE) if $Texi2HTML::Config::SPLIT;
+ close_out($FH, $docu_foot_file)
+ #|| die "$ERROR: Error occurred when closing $docu_foot_file: $!\n"
+ if ($Texi2HTML::Config::SPLIT);
+ $Texi2HTML::HREF{'Footnotes'} = $Texi2HTML::HREF{'This'};
+ }
+
+ if (@{$Texi2HTML::TOC_LINES})
+ {
+ print STDERR "# writing Toc in $docu_toc_file\n" if $T2H_VERBOSE;
+ #open (FILE, "> $docu_toc_file") || die "$ERROR: Can't open $docu_toc_file for writing: $!\n"
+ $FH = open_out ($docu_toc_file)
+ if $Texi2HTML::Config::SPLIT;
+ $Texi2HTML::HREF{'This'} = $Texi2HTML::HREF{'Contents'};
+ $Texi2HTML::HREF{'Contents'} = "#SEC_Contents";
+ $Texi2HTML::NAME{'This'} = $Texi2HTML::NAME{'Contents'};
+ $Texi2HTML::NO_TEXI{'This'} = $Texi2HTML::NO_TEXI{'Contents'};
+ $Texi2HTML::UNFORMATTED{'This'} = $Texi2HTML::UNFORMATTED{'Contents'};
+ $Texi2HTML::THIS_SECTION = $Texi2HTML::TOC_LINES;
+ $Texi2HTML::THIS_HEADER = [ &$Texi2HTML::Config::anchor("SEC_Contents") . "\n" ];
+ #&$Texi2HTML::Config::print_Toc(\*FILE);
+ #close(FILE) if $Texi2HTML::Config::SPLIT;
+ &$Texi2HTML::Config::print_Toc($FH);
+ close_out($FH, $docu_toc_file)
+ #|| die "$ERROR: Error occurred when closing $docu_toc_file: $!\n"
+ if ($Texi2HTML::Config::SPLIT);
+ $Texi2HTML::HREF{'Contents'} = $Texi2HTML::HREF{'This'};
+ }
+
+ if (@{$Texi2HTML::OVERVIEW})
+ {
+ print STDERR "# writing Overview in $docu_stoc_file\n" if $T2H_VERBOSE;
+ #open (FILE, "> $docu_stoc_file") || die "$ERROR: Can't open $docu_stoc_file for writing: $!\n"
+ $FH = open_out ($docu_stoc_file)
+ if $Texi2HTML::Config::SPLIT;
+ $Texi2HTML::HREF{This} = $Texi2HTML::HREF{Overview};
+ $Texi2HTML::HREF{Overview} = "#SEC_Overview";
+ $Texi2HTML::NAME{This} = $Texi2HTML::NAME{Overview};
+ $Texi2HTML::NO_TEXI{This} = $Texi2HTML::NO_TEXI{Overview};
+ $Texi2HTML::UNFORMATTED{This} = $Texi2HTML::UNFORMATTED{Overview};
+ $Texi2HTML::THIS_SECTION = $Texi2HTML::OVERVIEW;
+ $Texi2HTML::THIS_HEADER = [ &$Texi2HTML::Config::anchor("SEC_Overview") . "\n" ];
+ #&$Texi2HTML::Config::print_Overview(\*FILE);
+ #close(FILE) if $Texi2HTML::Config::SPLIT;
+ &$Texi2HTML::Config::print_Overview($FH);
+ close_out($FH,$docu_stoc_file)
+ #|| die "$ERROR: Error occurred when closing $docu_stoc_file: $!\n"
+ if ($Texi2HTML::Config::SPLIT);
+ $Texi2HTML::HREF{Overview} = $Texi2HTML::HREF{This};
+ }
+ my $about_body;
+ if ($about_body = &$Texi2HTML::Config::about_body())
+ {
+ print STDERR "# writing About in $docu_about_file\n" if $T2H_VERBOSE;
+ #open (FILE, "> $docu_about_file") || die "$ERROR: Can't open $docu_about_file for writing: $!\n"
+ $FH = open_out ($docu_about_file)
+ if $Texi2HTML::Config::SPLIT;
+
+ $Texi2HTML::HREF{This} = $Texi2HTML::HREF{About};
+ $Texi2HTML::HREF{About} = "#SEC_About";
+ $Texi2HTML::NAME{This} = $Texi2HTML::NAME{About};
+ $Texi2HTML::NO_TEXI{This} = $Texi2HTML::NO_TEXI{About};
+ $Texi2HTML::UNFORMATTED{This} = $Texi2HTML::UNFORMATTED{About};
+ $Texi2HTML::THIS_SECTION = [$about_body];
+ $Texi2HTML::THIS_HEADER = [ &$Texi2HTML::Config::anchor("SEC_About") . "\n" ];
+ #&$Texi2HTML::Config::print_About(\*FILE);
+ #close(FILE) if $Texi2HTML::Config::SPLIT;
+ &$Texi2HTML::Config::print_About($FH);
+ close_out($FH, $docu_stoc_file)
+ #|| die "$ERROR: Error occurred when closing $docu_stoc_file: $!\n"
+ if ($Texi2HTML::Config::SPLIT);
+ $Texi2HTML::HREF{About} = $Texi2HTML::HREF{This};
+ }
+
+ unless ($Texi2HTML::Config::SPLIT)
+ {
+ &$Texi2HTML::Config::print_page_foot($FH);
+ close_out ($FH);
+ # || die "$ERROR: Error occurred when closing: $!\n";
+ }
+}
+
+# print section, close file and undef FH if needed.
+sub finish_element($$$$)
+{
+ my $FH = shift;
+ my $element = shift;
+ my $new_element = shift;
+ my $first_section = shift;
+#print STDERR "FINISH_ELEMENT($FH)($element->{'texi'})[$element->{'file'}] counter $files{$element->{'file'}}->{'counter'}\n";
+ if ($element->{'top'})
+ {
+ my $top_file = $docu_top_file;
+ #print STDERR "TOP $element->{'texi'}, @section_lines\n";
+ print STDERR "[Top]" if ($T2H_VERBOSE);
+ $Texi2HTML::HREF{'Top'} = href($element_top, $element->{'file'});
+ &$Texi2HTML::Config::print_Top($FH, $element->{'has_heading'});
+ my $end_page = 0;
+ if ($Texi2HTML::Config::SPLIT)
+ {
+ if (!$files{$element->{'file'}}->{'counter'})
+ {
+ $end_page = 1;
+ }
+ }
+ &$Texi2HTML::Config::print_Top_footer($FH, $end_page);
+ close_out($FH, $top_file) if ($end_page);
+ }
+ else
+ {
+ print STDERR "# do element $element->{'texi'}\n"
+ if ($T2H_DEBUG & $DEBUG_ELEMENTS);
+ &$Texi2HTML::Config::print_section($FH, $first_section);
+ if (defined($new_element) and ($new_element->{'file'} ne $element->{'file'}))
+ {
+ if (!$files{$element->{'file'}}->{'counter'})
+ {
+ &$Texi2HTML::Config::print_chapter_footer($FH) if ($Texi2HTML::Config::SPLIT eq 'chapter');
+ &$Texi2HTML::Config::print_section_footer($FH) if ($Texi2HTML::Config::SPLIT eq 'section');
+ #print STDERR "Close file after $element->{'texi'}\n";
+ &$Texi2HTML::Config::print_page_foot($FH);
+ close_out($FH);
+ }
+ else
+ {
+ print STDERR "counter $files{$element->{'file'}}->{'counter'} ne 0, file $element->{'file'}\n";
+ }
+ undef $FH;
+ }
+ elsif (!defined($new_element))
+ {
+ if ($Texi2HTML::Config::SPLIT)
+ { # end of last splitted section
+ &$Texi2HTML::Config::print_chapter_footer($FH) if ($Texi2HTML::Config::SPLIT eq 'chapter');
+ &$Texi2HTML::Config::print_section_footer($FH) if ($Texi2HTML::Config::SPLIT eq 'section');
+ &$Texi2HTML::Config::print_page_foot($FH);
+ close_out($FH);
+ }
+ else
+ {
+ &$Texi2HTML::Config::end_section($FH, 1);
+ }
+ }
+ elsif ($new_element->{'top'})
+ {
+ &$Texi2HTML::Config::end_section($FH, 1);
+ }
+ else
+ {
+ &$Texi2HTML::Config::end_section($FH);
+ }
+ }
+ return $FH;
+}
+
+# write to files with name the node name for cross manual references.
+sub do_node_files()
+{
+ foreach my $key (keys(%nodes))
+ {
+ my $node = $nodes{$key};
+ next unless ($node->{'node_file'});
+ my $redirection_file = $docu_doc;
+ $redirection_file = $node->{'file'} if ($Texi2HTML::Config::SPLIT);
+ if (!$redirection_file)
+ {
+ print STDERR "Bug: file for redirection for `$node->{'texi'}' don't exist\n" unless ($novalidate);
+ next;
+ }
+ next if ($redirection_file eq $node->{'node_file'});
+ my $file = "${docu_rdir}$node->{'node_file'}";
+ $Texi2HTML::NODE{'This'} = $node->{'text'};
+ $Texi2HTML::NO_TEXI{'This'} = $node->{'no_texi'};
+ $Texi2HTML::UNFORMATTED{'This'} = $node->{'no_texi'};
+ $Texi2HTML::NAME{'This'} = $node->{'text'};
+ $Texi2HTML::HREF{'This'} = "$node->{'file'}#$node->{'id'}";
+ open (NODEFILE, "> $file") || die "$ERROR Can't open $file for writing: $!\n";
+ &$Texi2HTML::Config::print_redirection_page (\*NODEFILE);
+ close NODEFILE || die "$ERROR: Can't close $file: $!\n";
+ }
+}
+
+#+++############################################################################
+# #
+# Low level functions #
+# #
+#---############################################################################
+
+sub locate_include_file($)
+{
+ my $file = shift;
+
+ # APA: Don't implicitely search ., to conform with the docs!
+ # return $file if (-e $file && -r $file);
+ foreach my $dir (@Texi2HTML::Config::INCLUDE_DIRS)
+ {
+ return "$dir/$file" if (-e "$dir/$file" && -r "$dir/$file");
+ }
+ return undef;
+}
+
+sub open_file($$)
+{
+ my $name = shift;
+ my $line_number = shift;
+ local *FH;
+ #if ((defined($from_encoding) and open(*FH, ":encoding($from_encoding)", $name)) or open(*FH, $name))
+ #if ((defined($from_encoding) and open(*FH, "<:$from_encoding", $name)) or open(*FH, $name))
+ if (open(*FH, "<$name"))
+ {
+ if (defined($from_encoding))
+ {
+ binmode(*FH, ":encoding($from_encoding)");
+ }
+ my $file = { 'fh' => *FH,
+ 'input_spool' => { 'spool' => [],
+ 'macro' => '' },
+ 'name' => $name,
+ 'line_nr' => 0 };
+ unshift(@fhs, $file);
+ $input_spool = $file->{'input_spool'};
+ $line_number->{'file_name'} = $name;
+ $line_number->{'line_nr'} = 1;
+ }
+ else
+ {
+ warn "$ERROR Can't read file $name: $!\n";
+ }
+}
+
+sub open_out($)
+{
+ my $file = shift;
+ if ($file eq '-')
+ {
+ binmode(STDOUT, ":encoding($to_encoding)") if (defined($to_encoding));
+ return \*STDOUT;
+ }
+ #unless ((defined($to_encoding) and open(FILE, ">:encoding($to_encoding)", $file)) or open(FILE, "> $file"))
+ #my $open_style = 'bytes';
+ #$open_style = 'utf8' if (defined($to_encoding) and $to_encoding eq 'utf8');
+ #if (defined($to_encoding) and $to_encoding eq 'utf8')
+ #{
+ # $open_style = 'utf8';
+ # print STDERR "$open_style\n";
+ #}
+ #unless ((defined($to_encoding) and open(FILE, ">:$open_style", $file)) or open(FILE, "> $file"))
+ unless (open(FILE, ">$file"))
+ {
+ die "$ERROR Can't open $file for writing: $!\n";
+ }
+ if (defined($to_encoding))
+ {
+ if ($to_encoding eq 'utf8')
+ {
+ binmode(FILE, ':utf8');
+ }
+ else
+ {
+ binmode(FILE, ':bytes');
+ }
+ binmode(FILE, ":encoding($to_encoding)");
+ }
+ return \*FILE;
+}
+
+sub close_out($;$)
+{
+ my $FH = shift;
+ my $file = shift;
+ $file = '' if (!defined($file));
+ return if ($Texi2HTML::Config::OUT eq '');
+ close ($FH) || die "$ERROR: Error occurred when closing $file: $!\n";
+}
+
+sub next_line($)
+{
+ my $line_number = shift;
+ while (@fhs)
+ {
+ my $file = $fhs[0];
+ $line_number->{'file_name'} = $file->{'name'};
+ $input_spool = $file->{'input_spool'};
+ if (@{$input_spool->{'spool'}})
+ {
+ $line_number->{'macro'} = $file->{'input_spool'}->{'macro'};
+ $line_number->{'line_nr'} = $file->{'line_nr'};
+ my $line = shift(@{$input_spool->{'spool'}});
+ print STDERR "# unspooling $line" if ($T2H_DEBUG & $DEBUG_MACROS);
+ return($line);
+ }
+ else
+ {
+ $file->{'input_spool'}->{'macro'} = '';
+ $line_number->{'macro'} = '';
+ }
+ my $fh = $file->{'fh'};
+ no strict "refs";
+ my $line = <$fh>;
+ use strict "refs";
+ my $chomped_line = $line;
+ $file->{'line_nr'}++ if (defined($line) and chomp($chomped_line));
+ $line_number->{'line_nr'} = $file->{'line_nr'};
+ return($line) if (defined($line));
+ no strict "refs";
+ close($fh);
+ use strict "refs";
+ shift(@fhs);
+ }
+ return(undef);
+}
+
+# echo a warning
+sub echo_warn($;$)
+{
+ my $text = shift;
+ chomp ($text);
+ my $line_number = shift;
+ warn "$WARN $text " . format_line_number($line_number) . "\n";
+}
+
+sub echo_error($;$)
+{
+ my $text = shift;
+ chomp ($text);
+ my $line_number = shift;
+ warn "$ERROR $text " . format_line_number($line_number) . "\n";
+}
+
+sub format_line_number($)
+{
+ my $line_number = shift;
+ my $macro_text = '';
+ #$line_number = undef;
+ return '' unless (defined($line_number));
+ $macro_text = " in $line_number->{'macro'}" if ($line_number->{'macro'} ne '');
+ my $file_text = '(';
+ $file_text = "(in $line_number->{'file_name'} " if ($line_number->{'file_name'} ne $docu);
+ return "${file_text}l. $line_number->{'line_nr'}" . $macro_text . ')';
+}
+
+# to debug, dump the result of pass_texi and pass_structure in a file
+sub dump_texi($$;$$)
+{
+ my $lines = shift;
+ my $pass = shift;
+ my $numbers = shift;
+ my $file = shift;
+ $file = "$docu_rdir$docu_name" . ".pass$pass" if (!defined($file));
+ unless (open(DMPTEXI, ">$file"))
+ {
+ warn "Can't open $file for writing: $!\n";
+ }
+ print STDERR "# Dump texi\n" if ($T2H_VERBOSE);
+ my $index = 0;
+ foreach my $line (@$lines)
+ {
+ my $number_information = '';
+ my $chomped_line = $line;
+ $number_information = "$numbers->[$index]->{'file_name'}($numbers->[$index]->{'macro'},$numbers->[$index]->{'line_nr'}) " if (defined($numbers));
+ print DMPTEXI "${number_information}$line";
+ $index++ if (chomp($chomped_line));
+ }
+ close DMPTEXI;
+}
+
+# return next tag on the line
+sub next_tag($)
+{
+ my $line = shift;
+ if ($line =~ /^\s*\@(["'~\@\}\{,\.!\?\s\*\-\^`=:\|\/])/o or $line =~ /^\s*\@([a-zA-Z]\w*)([\s\{\}\@])/ or $line =~ /^\s*\@([a-zA-Z]\w*)$/)
+ {
+ return ($1);
+ }
+ return '';
+}
+
+sub top_stack($)
+{
+ my $stack = shift;
+ return undef unless(@$stack);
+ return $stack->[-1];
+}
+
+# return the next element with balanced {}
+sub next_bracketed($$)
+{
+ my $line = shift;
+ my $line_nr = shift;
+ my $opened_braces = 0;
+ my $result = '';
+ my $spaces;
+ if ($line =~ /^(\s*)$/)
+ {
+ return ('','',$1);
+ }
+ while ($line !~ /^\s*$/)
+ {
+#print STDERR "next_bracketed($opened_braces): $result !!! $line";
+ if (!$opened_braces)
+ { # beginning of item
+ $line =~ s/^(\s*)//;
+ $spaces = $1;
+ #if ($line =~ s/^([^\{\}\s]+)//)
+ if ($line =~ s/^([^\{\}]+?)(\s+)/$2/ or $line =~ s/^([^\{\}]+?)$//)
+ {
+ $result = $1;
+ $result =~ s/\s*$//;
+ return ($result, $line, $spaces);
+ }
+ elsif ($line =~ s/^([^\{\}]+?)([\{\}])/$2/)
+ {
+ $result = $1;
+ }
+ }
+ elsif($line =~ s/^([^\{\}]+)//)
+ {
+ $result .= $1;
+ }
+ if ($line =~ s/^([\{\}])//)
+ {
+ my $brace = $1;
+ $opened_braces++ if ($brace eq '{');
+ $opened_braces-- if ($brace eq '}');
+
+ if ($opened_braces < 0)
+ {
+ echo_error("too much '}' in specification", $line_nr);
+ $opened_braces = 0;
+ next;
+ }
+ $result .= $brace;
+ return ($result, $line, $spaces) if ($opened_braces == 0);
+ }
+ }
+ if ($opened_braces)
+ {
+ echo_error("'{' not closed in specification", $line_nr);
+ return ($result . ( '}' x $opened_braces), '', $spaces);
+ }
+ print STDERR "BUG: at the end of next_bracketed\n";
+ return undef;
+}
+
+# do a href using file and id and taking care of ommitting file if it is
+# the same
+# element: structuring element to point to
+# file: current file
+sub href($$)
+{
+ my $element = shift;
+ my $file = shift;
+ return '' unless defined($element);
+ my $href = '';
+ print STDERR "Bug: $element->{'texi'}, id undef\n" if (!defined($element->{'id'}));
+ print STDERR "Bug: $element->{'texi'}, file undef\n" if (!defined($element->{'file'}));
+#foreach my $key (keys(%{$element}))
+#{
+# my $value = 'UNDEF'; $value = $element->{$key} if defined($element->{$key});
+# print STDERR "$key: $value\n";
+#}print STDERR "\n";
+ $href .= $element->{'file'} if (defined($element->{'file'}) and $file ne $element->{'file'});
+ $href .= "#$element->{'id'}" if (defined($element->{'id'}));
+ return $href;
+}
+
+sub normalise_space($)
+{
+ return undef unless (defined ($_[0]));
+ my $text = shift;
+ $text =~ s/\s+/ /go;
+ $text =~ s/ $//;
+ $text =~ s/^ //;
+ return $text;
+}
+
+sub normalise_node($)
+{
+ return undef unless (defined ($_[0]));
+ my $text = shift;
+ $text = normalise_space($text);
+ $text =~ s/^top$/Top/i;
+ return $text;
+}
+
+sub do_math($;$)
+{
+ #return l2h_ToLatex("\$".$_[0]."\$");
+ return Texi2HTML::LaTeX2HTML::to_latex("\$".$_[0]."\$");
+}
+
+sub do_anchor_label($$$$)
+{
+ my $command = shift;
+ #my $anchor = shift;
+ my $args = shift;
+ my $anchor = $args->[0];
+ my $style_stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+
+ return '' if ($state->{'multiple_pass'});
+ $anchor = normalise_node($anchor);
+ return &$Texi2HTML::Config::anchor($nodes{$anchor}->{'id'});
+}
+
+sub get_format_command($)
+{
+ my $format = shift;
+ my $command = '';
+ my $format_name = '';
+ my $term = 0;
+ my $item_nr;
+ my $paragraph_number;
+ my $enumerate_type;
+ my $number;
+
+ if (defined($format) and ref($format) eq "HASH")
+ {
+ $command = $format->{'command'};
+ $command = '' if (!defined($command));
+ $paragraph_number = \$format->{'paragraph_number'};
+ $format_name = $format->{'format'};
+ $term = 1 if ($format->{'term'}); #This should never happen
+ $item_nr = $format->{'item_nr'};
+ $enumerate_type = $format->{'spec'};
+ $number = $format->{'number'};
+ }
+ return ($format_name, $command, $paragraph_number, $term, $item_nr,
+ $enumerate_type, $number);
+}
+
+sub do_paragraph($$)
+{
+ my $text = shift;
+ my $state = shift;
+ my ($format, $paragraph_command, $paragraph_number, $term, $item_nr,
+ $enumerate_type, $number) = get_format_command ($state->{'paragraph'});
+ delete $state->{'paragraph'};
+ my $paragraph_command_formatted;
+ $state->{'paragraph_nr'}--;
+ (print STDERR "Bug text undef in do_paragraph", return '') unless defined($text);
+ my $align = '';
+ $align = $state->{'paragraph_style'}->[-1] if ($state->{'paragraph_style'}->[-1]);
+
+ if (exists($style_map_ref->{$paragraph_command}) and
+ !exists($Texi2HTML::Config::special_list_commands{$format}->{$paragraph_command}))
+ {
+ if ($format eq 'itemize')
+ {
+ chomp ($text);
+ $text = do_simple($paragraph_command, $text, $state, [$text]);
+ $text = $text . "\n";
+ }
+ }
+ elsif (exists($things_map_ref->{$paragraph_command}))
+ {
+ $paragraph_command_formatted = do_simple($paragraph_command, '', $state);
+ }
+ return &$Texi2HTML::Config::paragraph($text, $align, $paragraph_command, $paragraph_command_formatted, $paragraph_number, $format, $item_nr, $enumerate_type, $number);
+}
+
+sub do_preformatted($$)
+{
+ my $text = shift;
+ my $state = shift;
+ my ($format, $leading_command, $preformatted_number, $term, $item_nr, $enumerate_type,
+ $number) = get_format_command($state->{'preformatted_format'});
+ delete ($state->{'preformatted_format'});
+ my $leading_command_formatted;
+ my $pre_style = '';
+ my $class = '';
+ $pre_style = $state->{'preformatted_stack'}->[-1]->{'pre_style'} if ($state->{'preformatted_stack'}->[-1]->{'pre_style'});
+ $class = $state->{'preformatted_stack'}->[-1]->{'class'};
+ print STDERR "BUG: !state->{'preformatted_stack'}->[-1]->{'class'}\n" unless ($class);
+ if (exists($style_map_ref->{$leading_command}) and
+ !exists($Texi2HTML::Config::special_list_commands{$format}->{$leading_command}) and ($style_type{$leading_command} eq 'style'))
+ {
+ $text = do_simple($leading_command, $text, $state,[$text]) if ($format eq 'itemize');
+ }
+ elsif (exists($things_map_ref->{$leading_command}))
+ {
+ $leading_command_formatted = do_simple($leading_command, '', $state);
+ }
+ return &$Texi2HTML::Config::preformatted($text, $pre_style, $class, $leading_command, $leading_command_formatted, $preformatted_number, $format, $item_nr, $enumerate_type, $number);
+}
+
+sub do_external_href($)
+{
+ my $texi_node = shift;
+ my $file = '';
+ my $node_id = '';
+ my $node_xhtml_id = '';
+ if ($texi_node =~ s/^\((.+?)\)//)
+ {
+ $file = $1;
+ }
+ $texi_node = normalise_node($texi_node);
+ if ($texi_node ne '')
+ {
+ if (exists($nodes{$texi_node}) and ($nodes{$texi_node}->{'cross_manual_target'}))
+ {
+ $node_id = $nodes{$texi_node}->{'cross_manual_target'};
+ }
+ else
+ {
+ $node_id = cross_manual_line($texi_node);
+ }
+ $node_xhtml_id = node_to_id($node_id);
+ }
+ return &$Texi2HTML::Config::external_href($texi_node, $node_id,
+ $node_xhtml_id, $file);
+}
+
+# transform node for cross ref name to id suitable for xhtml.
+sub node_to_id($)
+{
+ my $cross_ref_node_name = shift;
+ $cross_ref_node_name =~ s/^([0-9_])/g_t$1/;
+ return $cross_ref_node_name;
+}
+
+# return 1 if the following tag shouldn't begin a line
+sub no_line($)
+{
+ my $line = shift;
+ my $next_tag = next_tag($line);
+ return 1 if (($line =~ /^\s*$/) or $no_line_macros{$next_tag} or
+ (($next_tag =~ /^(\w+?)index$/) and ($1 ne 'print')) or
+ (($line =~ /^\@end\s+(\w+)/) and $no_line_macros{"end $1"}));
+ return 0;
+}
+
+sub no_paragraph($$)
+{
+ my $state = shift;
+ my $line = shift;
+ return ($state->{'paragraph'} or $state->{'preformatted'} or $state->{'remove_texi'} or no_line($line) or $state->{'no_paragraph'});
+}
+
+sub automatic_preformatted($$)
+{
+ my $state = shift;
+ my $macro = shift;
+ return ($state->{'preformatted'} and
+ !$Texi2HTML::Config::format_in_paragraph{$macro});
+}
+
+# handle raw formatting, ignored regions...
+sub do_text_macro($$$$)
+{
+ my $type = shift;
+ my $line = shift;
+ my $state = shift;
+ my $line_nr = shift;
+ my $value;
+ #print STDERR "do_text_macro $type\n";
+
+ if (not $text_macros{$type})
+ { # ignored text
+ $state->{'ignored'} = $type;
+ #print STDERR "IGNORED\n";
+ }
+ elsif ($text_macros{$type} eq 'raw' or $text_macros{$type} eq 'special')
+ {
+ $state->{'raw'} = $type;
+ #print STDERR "RAW\n";
+ }
+ elsif ($text_macros{$type} eq 'value')
+ {
+ if (($line =~ s/(\s+)($VARRE)$//) or ($line =~ s/(\s+)($VARRE)(\s)//))
+ {
+ $value = $1 . $2;
+ $value .= $3 if defined($3);
+ if ($type eq 'ifclear')
+ {
+ if (defined($value{$2}))
+ {
+ $state->{'ignored'} = $type;
+ }
+ else
+ {
+ push @{$state->{'text_macro_stack'}}, $type;
+ }
+ }
+ elsif ($type eq 'ifset')
+ {
+ unless (defined($value{$2}))
+ {
+ $state->{'ignored'} = $type;
+ }
+ else
+ {
+ push @{$state->{'text_macro_stack'}}, $type;
+ }
+ }
+ }
+ else
+ {
+ echo_error ("Bad $type line: $line", $line_nr);
+ #warn "$ERROR Bad $type line: $line";
+ }
+ }
+ else
+ {
+ push @{$state->{'text_macro_stack'}}, $type;
+ }
+ my $text = "\@$type";
+ $text .= $value if defined($value);
+ return ($line, $text);
+}
+
+# do regions handled specially, currently only tex, going throug latex2html
+sub do_special ($$)
+{
+ my $style = shift;
+ my $text = shift;
+ if ($style eq 'tex')
+ {
+ # add space to the end -- tex(i2dvi) does this, as well
+ #return (l2h_ToLatex($text . " "));
+ return (Texi2HTML::LaTeX2HTML::to_latex($text . " "));
+ }
+}
+
+sub do_insertcopying($)
+{
+ my $state = shift;
+ return '' unless @{$region_lines{'copying'}};
+ return substitute_text(duplicate_state($state), @{$region_lines{'copying'}});
+}
+
+sub get_deff_index($$$)
+{
+ my $tag = shift;
+ my $line = shift;
+ my $line_nr = shift;
+
+ $tag =~ s/x$// if $tag =~ /x$/;
+ my ($style, $category, $name, $type, $class, $arguments);
+ ($style, $category, $name, $type, $class, $arguments) = parse_def($tag, $line, $line_nr);
+ # FIXME -- --- ''... should be protected for name and maybe class
+ $name = &$Texi2HTML::Config::definition_category($name, $class, $style);
+ return undef if (!$name or ($name =~ /^\s*$/));
+ return ($style, $name);
+}
+
+sub parse_def($$$)
+{
+ my $tag = shift;
+ my $line = shift;
+ my $line_nr = shift;
+
+ if (!ref ($Texi2HTML::Config::def_map{$tag}))
+ {
+ # substitute shortcuts for definition commands
+ my $substituted = $Texi2HTML::Config::def_map{$tag};
+ $substituted =~ s/(\w+)//;
+ $tag = $1;
+ $line = $substituted . $line;
+ }
+#print STDERR "PARSE_DEF $line";
+ my ($category, $name, $type, $class, $arguments);
+ my @args = @{$Texi2HTML::Config::def_map{$tag}};
+ my $style = shift @args;
+ while (@args)
+ {
+ my $arg = shift @args;
+ if (defined($arg))
+ {
+ # backward compatibility, it was possible to have a { in front.
+ $arg =~ s/^\{//;
+ my $item;
+ my $spaces;
+ ($item, $line,$spaces) = next_bracketed($line, $line_nr);
+ last if (!defined($item));
+ $item =~ s/^\{(.*)\}$/$1/ if ($item =~ /^\{/);
+ if ($arg eq 'category')
+ {
+ $category = $item;
+ }
+ elsif ($arg eq 'name')
+ {
+ $name = $item;
+ }
+ elsif ($arg eq 'type')
+ {
+ $type = $item;
+ }
+ elsif ($arg eq 'class')
+ {
+ $class = $item;
+ }
+ elsif ($arg eq 'arg')
+ {
+ $line = $spaces . $item . $line;
+ }
+ }
+ else
+ {
+ # chomp ($line);
+ # $line =~ s/\s*$//;
+ # $arguments = $line if ($line ne '');
+ last;
+ }
+ }
+ #return ($style, $category, $name, $type, $class, $arguments);
+#print STDERR "PARSE_DEF (style $style, category $category, name $name, type $type, class $class, line $line)\n";
+ return ($style, $category, $name, $type, $class, $line);
+}
+
+#FIXME this is rather fragile.
+sub begin_deff_item($$;$)
+{
+ my $stack = shift;
+ my $state = shift;
+ my $no_paragraph = shift;
+ return if ($state->{'cmd_line'});
+ #print STDERR "DEF push deff_item for $state->{'deff'}\n";
+ push @$stack, { 'format' => 'deff_item', 'text' => '' };
+ # there is no paragraph when a new deff just follows the deff we are
+ # opening
+ begin_paragraph($stack, $state) if ($state->{'preformatted'} and !$no_paragraph);
+ $state->{'deff'} = undef;
+ delete($state->{'deff'});
+ #dump_stack(undef, $stack, $state);
+}
+
+sub begin_paragraph($$)
+{
+ my $stack = shift;
+ my $state = shift;
+
+ my $command = 1;
+ my $top_format = top_format($stack);
+ if (defined($top_format))
+ {
+ $command = $top_format;
+ }
+ if ($state->{'preformatted'})
+ {
+ push @$stack, {'format' => 'preformatted', 'text' => '' };
+ $state->{'preformatted_format'} = $command if ($command ne '1');
+ push @$stack, @{$state->{'paragraph_macros'}} if $state->{'paragraph_macros'};
+ delete $state->{'paragraph_macros'};
+ return;
+ }
+ $state->{'paragraph'} = $command;
+ $state->{'paragraph_nr'}++;
+ push @$stack, {'format' => 'paragraph', 'text' => '' };
+ # if there are macros which weren't closed when the previous
+ # paragraph was closed we reopen them here
+ push @$stack, @{$state->{'paragraph_macros'}} if $state->{'paragraph_macros'};
+ delete $state->{'paragraph_macros'};
+}
+
+sub parse_format_command($$)
+{
+ my $line = shift;
+ my $tag = shift;
+ my $command = 'asis';
+ if (($line =~ /^\s*\@([A-Za-z]\w*)(\{\})?$/ or $line =~ /^\s*\@([A-Za-z]\w*)(\{\})?\s/) and ($things_map_ref->{$1} or defined($style_map_ref->{$1})))
+ {
+ $line =~ s/^\s*\@([A-Za-z]\w*)(\{\})?\s*//;
+ $command = $1;
+ }
+ return ('', $command) if ($line =~ /^\s*$/);
+ chomp $line;
+ $line = substitute_text ({'keep_nr' => 1, 'keep_texi' => 1, 'check_item' => $tag}, $line);
+ return ($line, $command);
+}
+
+sub parse_enumerate($)
+{
+ my $line = shift;
+ my $spec;
+ if ($line =~ /^\s*(\w)\b/ and ($1 ne '_'))
+ {
+ $spec = $1;
+ $line =~ s/^\s*(\w)\s*//;
+ }
+ return ($line, $spec);
+}
+
+sub parse_multitable($$)
+{
+ my $line = shift;
+ my $line_nr = shift;
+ # first find the table width
+ my $table_width = 0;
+ if ($line =~ s/^\s+\@columnfractions\s+//)
+ {
+ my @fractions = split /\s+/, $line;
+ $table_width = $#fractions + 1;
+ while (@fractions)
+ {
+ my $fraction = shift @fractions;
+ unless ($fraction =~ /^(\d*\.\d+)|(\d+)\.?$/)
+ {
+ echo_error ("column fraction not a number: $fraction", $line_nr);
+ #warn "$ERROR column fraction not a number: $fraction";
+ }
+ }
+ }
+ else
+ {
+ my $element;
+ my $line_orig = $line;
+ while ($line !~ /^\s*$/)
+ {
+ my $spaces;
+ ($element, $line, $spaces) = next_bracketed($line, $line_nr);
+ if ($element =~ /^\{/)
+ {
+ $table_width++;
+ }
+ else
+ {
+ echo_error ("garbage in multitable specification: $element", $line_nr);
+ }
+ }
+ }
+ return ($table_width);
+}
+
+sub end_format($$$$$)
+{
+ my $text = shift;
+ my $stack = shift;
+ my $state = shift;
+ my $format = shift;
+ my $line_nr = shift;
+ #print STDERR "END FORMAT $format\n";
+ #dump_stack($text, $stack, $state);
+ #sleep 1;
+ close_menu($text, $stack, $state, $line_nr) if ($format_type{$format} eq 'menu');
+ if (($format_type{$format} eq 'list') or ($format_type{$format} eq 'table'))
+ { # those functions return if they detect an inapropriate context
+ add_item($text, $stack, $state, $line_nr, '', 1); # handle lists
+ add_term($text, $stack, $state, $line_nr, 1); # handle table
+ add_line($text, $stack, $state, $line_nr, 1); # handle table
+ add_row($text, $stack, $state, $line_nr); # handle multitable
+ }
+
+ #print STDERR "END_FORMAT\n";
+ #dump_stack($text, $stack, $state);
+
+ my $format_ref = pop @$stack;
+
+ # debug
+ if (!defined($format_ref->{'text'}))
+ {
+ push @$stack, $format_ref;
+ print STDERR "Bug: text undef in end_format $format\n";
+ dump_stack($text, $stack, $state);
+ pop @$stack;
+ }
+
+ if (defined($Texi2HTML::Config::def_map{$format}))
+ {
+ close_stack($text, $stack, $state, $line_nr, undef, 'deff_item') unless ($format_ref->{'format'} eq 'deff_item');
+ add_prev($text, $stack, &$Texi2HTML::Config::def_item($format_ref->{'text'}));
+ $format_ref = pop @$stack; # pop deff
+ if (!defined($format_ref->{'format'}) or !defined($Texi2HTML::Config::def_map{$format_ref->{'format'}}))
+ {
+ print STDERR "Bug: not a def* under deff_item\n";
+ push (@$stack, $format_ref);
+ dump_stack($text, $stack, $state);
+ pop @$stack;
+ }
+ elsif ($format_ref->{'format'} ne $format)
+ {
+ echo_warn ("Waiting for \@end $format_ref->{'format'}, found \@end $format", $line_nr);
+ }
+ add_prev($text, $stack, &$Texi2HTML::Config::def($format_ref->{'text'}));
+ }
+ elsif ($format_type{$format} eq 'cartouche')
+ {
+ add_prev($text, $stack, &$Texi2HTML::Config::cartouche($format_ref->{'text'}));
+ }
+ elsif ($format eq 'float')
+ {
+ if (!defined($state->{'float'}))
+ {
+ echo_warn ("Waiting for \@end $format_ref->{'format'}, found \@end $format", $line_nr);
+ }
+ else
+ {
+ my ($caption_lines, $shortcaption_lines) = &$Texi2HTML::Config::caption_shortcaption($state->{'float'});
+ my ($caption_text, $shortcaption_text);
+ $caption_text = substitute_text(duplicate_state($state), @$caption_lines) if (defined($caption_lines));
+ $shortcaption_text = substitute_text(duplicate_state($state), @$shortcaption_lines) if (defined($shortcaption_lines));
+ add_prev($text, $stack, &$Texi2HTML::Config::float($format_ref->{'text'}, $state->{'float'}, $caption_text, $shortcaption_text));
+ delete $state->{'float'};
+ }
+ }
+ elsif ($format_type{$format} eq 'menu')
+ {
+ if ($state->{'preformatted'})
+ {
+ # end the fake complex format
+ $state->{'preformatted'}--;
+ pop @{$state->{'preformatted_stack'}};
+ pop @$stack;
+ }
+ $state->{'menu'}--;
+ add_prev($text, $stack, &$Texi2HTML::Config::menu($format_ref->{'text'}));
+ }
+ elsif ($format_type{$format} eq 'complex')
+ {
+ $state->{'preformatted'}--;
+ pop @{$state->{'preformatted_stack'}};
+ # debug
+ if (!defined($Texi2HTML::Config::complex_format_map->{$format_ref->{'format'}}->{'begin'}))
+ {
+ print STDERR "Bug undef $format_ref->{'format'}" . "->{'begin'} (for $format...)\n";
+ dump_stack ($text, $stack, $state);
+ }
+ #print STDERR "before $format\n";
+ #dump_stack ($text, $stack, $state);
+ add_prev($text, $stack, &$Texi2HTML::Config::complex_format($format_ref->{'format'}, $format_ref->{'text'}));
+ #print STDERR "after $format\n";
+ #dump_stack ($text, $stack, $state);
+ }
+ elsif (($format_type{$format} eq 'table') or ($format_type{$format} eq 'list'))
+ {
+ #print STDERR "CLOSE $format ($format_ref->{'format'})\n$format_ref->{'text'}\n";
+ pop @{$state->{'format_stack'}};
+ #dump_stack($text, $stack, $state);
+ if ($format_ref->{'format'} ne $format)
+ {
+ echo_warn ("Waiting for \@end $format_ref->{'format'}, found \@end $format", $line_nr);
+ }
+ if ($Texi2HTML::Config::format_map{$format})
+ { # table or list has a simple format
+ add_prev($text, $stack, end_simple_format($format_ref->{'format'}, $format_ref->{'text'}));
+ }
+ else
+ { # table or list handler defined by the user
+ add_prev($text, $stack, &$Texi2HTML::Config::table_list($format_ref->{'format'}, $format_ref->{'text'}, $format_ref->{'command'}));
+ }
+ }
+ elsif ($format eq 'quotation')
+ {
+ my $quotation_args = pop @{$state->{'quotation_stack'}};
+ add_prev($text, $stack, &$Texi2HTML::Config::quotation($format_ref->{'text'}, $quotation_args->{'text'}, $quotation_args->{'style_texi'}, $quotation_args->{'style_id'}));
+ }
+ elsif ($format_type{$format} eq 'paragraph_style')
+ {
+ if ($state->{'paragraph_style'}->[-1] eq $format)
+ {
+ pop @{$state->{'paragraph_style'}};
+ }
+ add_prev($text, $stack, &$Texi2HTML::Config::paragraph_style_command($format_ref->{'format'},$format_ref->{'text'}));
+ }
+ elsif (exists($Texi2HTML::Config::format_map{$format}))
+ {
+ if ($format_ref->{'format'} ne $format)
+ { # FIXME hasn't that case been handled before ?
+ echo_warn ("Waiting for \@end $format_ref->{'format'}, found \@end $format", $line_nr);
+ }
+ add_prev($text, $stack, end_simple_format($format_ref->{'format'}, $format_ref->{'text'}));
+ }
+ else
+ {
+ echo_warn("Unknown format $format", $line_nr);
+ }
+ # We restart the preformatted format which was stopped by the format
+ # if in preformatted
+ if (automatic_preformatted($state,$format))
+ {
+ #print STDERR "restart preformatted, $format\n";
+ begin_paragraph($stack, $state);
+ }
+}
+
+sub do_text($;$)
+{
+ my $text = shift;
+ my $state = shift;
+ return $text if ($state->{'keep_texi'});
+ if (defined($state) and !$state->{'preformatted'} and !$state->{'code_style'})
+ {
+ # in normal text `` and '' serve as quotes, --- is for a long dash
+ # and -- for a medium dash.
+ # (see texinfo.txi, @node Conventions)
+ $text = &$Texi2HTML::Config::normal_text($text);
+ }
+ if ($state->{'no_protection'})
+ {
+ return $text;
+ }
+ return &$Texi2HTML::Config::protect_text($text);
+}
+
+sub end_simple_format($$)
+{
+ my $tag = shift;
+ my $text = shift;
+
+ my $element = $Texi2HTML::Config::format_map{$tag};
+ return &$Texi2HTML::Config::format($tag, $element, $text);
+}
+
+sub close_menu($$$$)
+{
+ my $text = shift;
+ my $stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+ if ($state->{'menu_comment'})
+ {
+ #print STDERR "close MENU_COMMENT Before close_stack\n";
+ #dump_stack($text, $stack, $state);
+ close_stack($text, $stack, $state, $line_nr, undef, 'menu_comment');
+ # close_paragraph isn't needed in most cases, but A preformatted may
+ # appear after close_stack if we closed a format, as formats reopen
+ # preformatted. However it is empty and close_paragraph will remove it
+ close_paragraph($text, $stack, $state);
+ my $menu_comment = pop @$stack;
+ if (!$menu_comment->{'format'} or $menu_comment->{'format'} ne 'menu_comment')
+ {
+ warn "Bug waiting for menu_comment, got $menu_comment->{'format'}\n";
+ dump_stack($text, $stack, $state);
+ }
+ add_prev($text, $stack, &$Texi2HTML::Config::menu_comment($menu_comment->{'text'}));
+ pop @{$state->{'preformatted_stack'}};
+ $state->{'preformatted'}--;
+ $state->{'menu_comment'}--;
+ }
+ if ($state->{'menu_entry'})
+ {
+ close_stack($text, $stack,$state, $line_nr, undef, 'menu_description');
+ my $descr = pop(@$stack);
+ print STDERR "# close_menu: close description\n" if ($T2H_DEBUG & $DEBUG_MENU);
+ add_prev($text, $stack, menu_description($descr->{'text'}, $state));
+ delete $state->{'menu_entry'};
+ }
+}
+
+# Format menu link, the
+sub do_menu_link($$;$)
+{
+ my $state = shift;
+ my $line_nr = shift;
+ my $simple = shift;
+ my $menu_entry = $state->{'menu_entry'};
+ my $file = $state->{'element'}->{'file'};
+ my $node_name = normalise_node($menu_entry->{'node'});
+
+ my $substitution_state = duplicate_state($state);
+ my $name = substitute_line($menu_entry->{'name'}, $substitution_state);
+ my $node = substitute_line($menu_entry->{'node'}, $substitution_state);
+
+ if (($name ne '') and !$state->{'preformatted'} and $Texi2HTML::Config::AVOID_MENU_REDUNDANCY)
+ {
+ $name = '' unless (clean_text(remove_texi($menu_entry->{'name'}))
+ ne clean_text(remove_texi($menu_entry->{'node'})))
+ }
+
+ my $entry = '';
+ my $href;
+ my $element = $nodes{$node_name};
+ if ($element->{'seen'})
+ {
+ if ($element->{'with_section'})
+ {
+ $element = $element->{'with_section'};
+ }
+
+ #print STDERR "SUBHREF in menu for $element->{'texi'}\n";
+ $href = href($element, $file);
+ if (! $element->{'node'})
+ {
+ $entry = $element->{'text'}; # this is the section name without number
+ $entry = $element->{'name'} if (!$Texi2HTML::Config::NUMBER_SECTIONS);
+ $entry = "$Texi2HTML::Config::MENU_SYMBOL $entry" if (($entry ne '') and (!defined($element->{'number'}) or ($element->{'number'} =~ /^\s*$/)) and $Texi2HTML::Config::UNNUMBERED_SYMBOL_IN_MENU);
+ }
+ }
+ elsif ($menu_entry->{'node'} =~ /^\s*\(.*\)/ or $novalidate)
+ {#FIXME this is wrong for $novalidate
+ # menu entry points to another info manual
+ #$href = $nodes{$node_name}->{'file'};
+ $href = do_external_href($node_name);
+ }
+ else
+ {
+ echo_error ("Unknown node in menu entry `$node_name'", $line_nr);
+ }
+ return &$Texi2HTML::Config::menu_link($entry, $state, $href, $node, $name, $menu_entry->{'ending'}) unless ($simple);
+ return &$Texi2HTML::Config::simple_menu_link($entry, $state->{'preformatted'}, $href, $node, $name, $menu_entry->{'ending'});
+}
+
+sub menu_description($$)
+{
+ my $descr = shift;
+ my $state = shift;
+ my $menu_entry = $state->{'menu_entry'};
+ my $node_name = normalise_node($menu_entry->{'node'});
+
+ my $element = $nodes{$node_name};
+ if ($element->{'seen'})
+ {
+ if ($element->{'with_section'})
+ {
+ $element = $element->{'with_section'};
+ }
+ if ($Texi2HTML::Config::AVOID_MENU_REDUNDANCY && ($descr ne '') && !$state->{'preformatted'})
+ {
+ $descr = '' if (clean_text($element->{'name'}) eq clean_text($descr));
+ }
+ }
+ return &$Texi2HTML::Config::menu_description($descr, $state);
+}
+
+sub clean_text($)
+{
+ my $text = shift;
+ $text =~ s/[^\w]//g;
+ return $text;
+}
+
+sub do_xref($$$$)
+{
+ my $macro = shift;
+ #my $text = shift;
+ my $args = shift;
+ my $style_stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+
+ my $result = '';
+ #$text =~ s/\s+/ /gos; # remove useless spaces and newlines
+ #my @args = split(/\s*,\s*/, $text);
+ my @args = @$args;
+ #print STDERR "DO_XREF: $macro\n";
+ my $j = 0;
+ for ($j = 0; $j <= $#$args; $j++)
+ {
+ $args[$j] = normalise_space($args[$j]);
+ # print STDERR " ($j)$args[$j]\n";
+ }
+ #$args[0] = normalise_space($args[0]);
+ $args[0] = '' if (!defined($args[0]));
+ my $node_texi = normalise_node($args[0]);
+ # a ref to a node in an info manual
+ if ($args[0] =~ s/^\(([^\)]+)\)\s*//)
+ {
+ if ($macro eq 'inforef')
+ {
+ $args[2] = $1 unless ($args[2]);
+ }
+ else
+ {
+ $args[3] = $1 unless ($args[3]);
+ }
+ }
+ if (($macro ne 'inforef') and $args[3])
+ {
+ $node_texi = "($args[3])" . normalise_node($args[0]);
+ }
+
+ if ($macro eq 'inforef')
+ {
+ if ((@args < 1) or ($args[0] eq ''))
+ {
+ echo_error ("Need a node name for \@$macro", $line_nr);
+ return '';
+ }
+ if (@args > 3)
+ {
+ echo_warn ("Too much arguments for \@$macro", $line_nr);
+ }
+ $args[2] = '' if (!defined($args[2]));
+ $args[1] = '' if (!defined($args[1]));
+ $node_texi = "($args[2])$args[0]";
+ }
+
+ my $i;
+ my $new_state = duplicate_state($state);
+ $new_state->{'keep_texi'} = 0;
+ $new_state->{'keep_nr'} = 0;
+ for ($i = 0; $i < 5; $i++)
+ {
+ $args[$i] = substitute_line($args[$i], $new_state);
+ }
+ #print STDERR "(@args)\n";
+
+ if (($macro eq 'inforef') or ($args[3] ne '') or ($args[4] ne ''))
+ {# external ref
+ if ($macro eq 'inforef')
+ {
+ $macro = 'xref';
+ $args[3] = $args[2];
+ }
+ my $href = '';
+ my $node_file = '';
+ if ($args[3] ne '')
+ {
+ $href = do_external_href($node_texi);
+ $node_file = "($args[3])$args[0]";
+ }
+ my $section = '';
+ if ($args[4] ne '')
+ {
+ $section = $args[0];
+ if ($args[2] ne '')
+ {
+ $section = $args[2];
+ }
+ }
+ $result = &$Texi2HTML::Config::external_ref($macro, $section, $args[4], $node_file, $href, $args[1]);
+ }
+ else
+ {
+ my $element = $nodes{$node_texi};
+ if ($element and $element->{'seen'})
+ {
+ if ($element->{'with_section'})
+ {
+ $element = $element->{'with_section'};
+ }
+ my $file = '';
+ if (defined($state->{'element'}))
+ {
+ $file = $state->{'element'}->{'file'};
+ }
+ else
+ {
+ echo_warn ("\@$macro not in text (in anchor, node, section...)", $line_nr);
+ # if Texi2HTML::Config::SPLIT the file is '' which ensures a href with the file
+ # name. if ! Texi2HTML::Config::SPLIT the 2 file will be the same thus there
+ # won't be the file name
+ $file = $element->{'file'} unless ($Texi2HTML::Config::SPLIT);
+ }
+ #print STDERR "SUBHREF in ref `$node_texi': $_";
+ my $href = href($element, $file);
+ my $section = $args[2];
+ $section = $args[1] if ($section eq '');
+ my $name = $section;
+ my $short_name = $section;
+ if ($section eq '')
+ {
+ $name = $element->{'name'};
+ $short_name = $args[0];
+ }
+ $result = &$Texi2HTML::Config::internal_ref ($macro, $href, $short_name, $name, $element->{'section'});
+ }
+ else
+ {
+ if (($node_texi eq '') or !$novalidate)
+ {
+ echo_error ("Undefined node `$node_texi' in \@$macro", $line_nr);
+ my $text = '';
+ for (my $i = 0; $i < @$args -1; $i++)
+ {
+ $text .= $args->[$i] .',';
+ }
+ $text .= $args->[-1];
+ $result = "\@$macro"."{${text}}";
+ }
+ else
+ {
+ $result = &$Texi2HTML::Config::external_ref($macro, '', '', $args[0], do_external_href($node_texi), $args[1]);
+ }
+ }
+ }
+ return $result;
+}
+
+sub do_acronym_like($$$$$)
+{
+ my $command = shift;
+ my $args = shift;
+ my $acronym_texi = shift @$args;
+ my $explanation = shift @$args;
+ my $style_stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+
+ my $explanation_lines;
+ my $explanation_text;
+ my $explanation_unformatted;
+
+ if (defined($explanation))
+ {
+ $explanation =~ s/^\s*//;
+ $explanation =~ s/\s*$//;
+ $explanation = undef if ($explanation eq '');
+ }
+ $acronym_texi =~ s/^\s*//;
+ $acronym_texi =~ s/\s*$//;
+
+ return '' if ($acronym_texi eq '');
+
+ my $with_explanation = 0;
+ my $normalized_text = cross_manual_line (normalise_node($acronym_texi));
+ if (defined($explanation))
+ {
+ $with_explanation = 1;
+ $acronyms_like{$command}->{$normalized_text} = $explanation;
+ }
+ elsif (exists($acronyms_like{$command}->{$normalized_text}))
+ {
+ $explanation = $acronyms_like{$command}->{$normalized_text};
+ }
+
+ if (defined($explanation))
+ {
+ @$explanation_lines = map {$_ = $_."\n"} split (/\n/, $explanation);
+ my $text = '';
+ foreach my $line(@$explanation_lines)
+ {
+ $line .= ' ' if (chomp ($line));
+ $text .= $line
+ }
+ $text =~ s/ $//;
+ my $unformatted_state = duplicate_state($state);
+ $unformatted_state->{'unformatted'} = 1;
+ $explanation_unformatted = substitute_line($text, $unformatted_state);
+ $explanation_text = substitute_line($text, duplicate_state($state));
+ }
+ return &$Texi2HTML::Config::acronym_like($command, $acronym_texi, substitute_line ($acronym_texi, duplicate_state($state)),
+ $with_explanation, $explanation_lines, $explanation_text, $explanation_unformatted);
+}
+
+sub do_caption_shortcaption($$$$$)
+{
+ my $command = shift;
+ my $args = shift;
+ my $text = $args->[0];
+ my $style_stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+
+ if (!exists($state->{'float'}))
+ {
+#dump_stack(\"", [], $state);
+ echo_error("\@$command outside of float", $line_nr);
+ return '';
+ }
+ my $float = $state->{'float'};
+ my @texi_lines = map {$_ = $_."\n"} split (/\n/, $text);
+ $float->{"${command}_texi"} = \@texi_lines;
+ return '';
+}
+
+sub do_float_line($$$$$)
+{
+ my $command = shift;
+ my $args = shift;
+ my @args = @$args;
+ my $style_texi = shift @args;
+ my $label_texi = shift @args;
+ my $style_stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+
+ $style_texi = undef if (defined($style_texi) and $style_texi=~/^\s*$/);
+ $label_texi = undef if (defined($label_texi) and $label_texi=~/^\s*$/);
+ if (defined($label_texi))
+ {
+ #my $id = cross_manual_line($label_texi);
+ $state->{'float'} = $nodes{normalise_node($label_texi)};
+ #print STDERR "float: $state->{'float'}, $state->{'float'}->{'texi'}\n";
+ }
+ else
+ {
+ $state->{'float'} = { 'float' => 1 };
+ if (defined($style_texi))
+ {
+ $state->{'float'}->{'style_texi'} = normalise_space($style_texi);
+ $state->{'float'}->{'style_id'} = cross_manual_line($style_texi);
+ $state->{'float'}->{'style'} = substitute_line($style_texi);
+ }
+ #print STDERR "float: (no label) $state->{'float'}\n";
+ }
+ return '';
+}
+
+sub do_quotation_line($$$$$)
+{
+ my $command = shift;
+ my $args = shift;
+ my @args = @$args;
+ my $style_texi = shift @args;
+ my $text_texi = shift @args;
+ my $style_stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+ my $text;
+
+ $style_texi = undef if (defined($style_texi) and $style_texi=~/^\s*$/);
+ $text_texi = undef if (defined($text_texi) and $text_texi=~/^\s*$/);
+ if (defined($style_texi) and !defined($text_texi))
+ {
+ $text_texi = $style_texi;
+ $style_texi = undef;
+ }
+ if (defined($text_texi))
+ {
+ $text = substitute_line($text_texi, duplicate_state($state));
+ $text =~ s/\s*$//;
+ }
+ my $quotation_args = { 'style_texi' => $style_texi, 'text' => $text, 'text_texi' => $text_texi };
+ if (defined($style_texi))
+ {
+ $quotation_args->{'style_id'} = cross_manual_line(normalize_space($style_texi));
+ }
+ push @{$state->{'quotation_stack'}}, $quotation_args;
+ $state->{'prepend_text'} = &$Texi2HTML::Config::quotation_prepend_text($style_texi, $text_texi);
+ return '';
+}
+
+sub do_def_line($$$$$)
+{
+ my $command = shift;
+ my $args = shift;
+ my @args = @$args;
+ my $arguments = shift @args;
+ my $style_stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+
+ $state->{'deff'}->{'arguments'} = $arguments;
+ return '';
+}
+
+sub do_footnote($$$$)
+{
+ my $command = shift;
+ my $args = shift;
+ my $text = $args->[0];
+ my $style_stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+
+ $text .= "\n";
+ $foot_num++;
+ $relative_foot_num++;
+ my $docid = "DOCF$foot_num";
+ my $footid = "FOOT$foot_num";
+ my $from_file = '';
+ if ($state->{'element'} and $Texi2HTML::Config::SPLIT and $Texi2HTML::Config::SEPARATED_FOOTNOTES)
+ {
+ $from_file = $state->{'element'}->{'file'};
+ }
+ my %state;
+ initialise_state (\%state);
+ if ($Texi2HTML::Config::SEPARATED_FOOTNOTES)
+ {
+ $state{'element'} = $footnote_element;
+ }
+ else
+ {
+ $state{'element'} = $state->{'element'};
+ }
+ my $file = '';
+ $file = $docu_foot if ($Texi2HTML::Config::SPLIT and $Texi2HTML::Config::SEPARATED_FOOTNOTES);
+
+ # FIXME use split_lines ? It seems to work like it is now ?
+ my @lines = substitute_text(\%state, map {$_ = $_."\n"} split (/\n/, $text));
+ my ($foot_lines, $foot_label) = &$Texi2HTML::Config::foot_line_and_ref ($foot_num,
+ $relative_foot_num, $footid, $docid, $from_file, $file, \@lines, $state);
+ push(@foot_lines, @{$foot_lines});
+ return $foot_label;
+}
+
+sub do_image($$$$)
+{
+ # replace images
+ my $command = shift;
+ my $args = shift;
+ my $text = $args->[0];
+ my $style_stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+ $text =~ s/\s+/ /gos; # remove useless spaces and newlines
+ my @args = split (/\s*,\s*/, $text);
+ my $base = $args[0];
+ if ($base eq '')
+ {
+ echo_error ("no file argument for \@image", $line_nr);
+ #warn "$ERROR no file argument for \@image\n";
+ return '';
+ }
+ $args[4] = '' if (!defined($args[4]));
+ $args[3] = '' if (!defined($args[3]));
+ my $image;
+ my $file_name;
+ $image = locate_include_file("$base.$args[4]") if (defined($args[4]) and ($args[4] ne ''));
+ if (defined($image))
+ {
+ $file_name = "$base.$args[4]";
+ }
+ elsif ($image = locate_include_file("$base.png"))
+ {
+ $file_name = "$base.png";
+ }
+ elsif ($image = locate_include_file("$base.jpg"))
+ {
+ $file_name = "$base.jpg";
+ }
+ elsif ($image = locate_include_file("$base.gif"))
+ {
+ $file_name = "$base.gif";
+ }
+ else
+ {
+ $image = "$base.jpg";
+ $image = "$base.$args[4]" if (defined($args[4]) and ($args[4] ne ''));
+ $file_name = $image;
+ echo_error ("no image file for $base, (using $image)", $line_nr);
+ #warn "$ERROR no image file for $base, (using $image) : $text\n";
+ } # FIXME use full file name for alt instead of base when there is no
+ # alttext ?
+ if ($args[3] =~ /\S/)
+ {
+ # FIXME makeinfo don't do that.
+ $args[3] = do_text($args[3]);
+ $base = $args[3] if ($args[3] =~ /\S/);
+ }
+ return &$Texi2HTML::Config::image(
+ &$Texi2HTML::Config::protect_text($path_to_working_dir . $image),
+ &$Texi2HTML::Config::protect_text($base),
+ $state->{'preformatted'}, &$Texi2HTML::Config::protect_text($file_name));
+}
+
+sub duplicate_state($)
+{
+ my $state = shift;
+ my $new_state = { 'element' => $state->{'element'},
+ 'preformatted' => $state->{'preformatted'},
+ 'code_style' => $state->{'code_style'},
+ 'keep_texi' => $state->{'keep_texi'},
+ 'keep_nr' => $state->{'keep_nr'},
+ 'preformatted_stack' => $state->{'preformatted_stack'}
+ };
+ return $new_state;
+}
+
+sub expand_macro($$$$$)
+{
+ my $name = shift;
+ my $args = shift;
+ my $end_line = shift;
+ my $line_nr = shift;
+ my $state = shift;
+
+ my $index = 0;
+ foreach my $arg (@$args)
+ { # expand @macros in arguments
+ $args->[$index] = substitute_text({'texi' => 1, 'arg_expansion' => 1}, split_lines($arg));
+ $index++;
+ }
+ my $macrobody = $macros->{$name}->{'Body'};
+ my $formal_args = $macros->{$name}->{'Args'};
+ my $args_index = $macros->{$name}->{'Args_index'};
+ my $i;
+
+ die "Bug end_line not defined" if (!defined($end_line));
+
+ for ($i=0; $i<=$#$formal_args; $i++)
+ {
+ $args->[$i] = "" unless (defined($args->[$i]));
+ print STDERR "# arg($i): $args->[$i]\n" if ($T2H_DEBUG & $DEBUG_MACROS);
+ }
+ echo_error ("too much arguments for macro $name", $line_nr) if (defined($args->[$i + 1]));
+ #warn "$ERROR too much arguments for macro $name" if (defined($args->[$i + 1]));
+ my $result = '';
+ while ($macrobody)
+ {
+ if ($macrobody =~ s/^([^\\]*)\\//o)
+ {
+ $result .= $1 if defined($1);
+ if ($macrobody =~ s/^\\//)
+ {
+ $result .= '\\';
+ }
+ elsif ($macrobody =~ s/^(\@end\sr?macro)$// or $macrobody =~ s/^(\@end\sr?macro\s)// or $macrobody =~ s/^(\@r?macro\s+\w+\s*.*)//)
+ { # \ protect @end macro
+ $result .= $1;
+ }
+ elsif ($macrobody =~ s/^([^\\]*)\\//)
+ {
+ my $arg = $1;
+ if (defined($args_index->{$arg}))
+ {
+ $result .= $args->[$args_index->{$arg}];
+ }
+ else
+ {
+ warn "$ERROR \\ not followed by \\ or an arg but by $arg in macro\n";
+ $result .= '\\' . $arg;
+ }
+ }
+ next;
+ }
+ $result .= $macrobody;
+ last;
+ }
+ #$result .= $end_line;
+ my @result = split(/^/m, $result);
+ #my $first_line = shift (@result);
+ if ($state->{'arg_expansion'})
+ {
+ unshift @{$state->{'spool'}}, (@result, $end_line);
+ }
+ else
+ {
+ unshift @{$input_spool->{'spool'}}, (@result, $end_line);
+ $input_spool->{'macro'} = $name if ($input_spool->{'macro'} eq '');
+ }
+ if ($T2H_DEBUG & $DEBUG_MACROS)
+ {
+ print STDERR "# macro expansion result:\n";
+ #print STDERR "$first_line";
+ foreach my $line (@result)
+ {
+ print STDERR "$line";
+ }
+ print STDERR "# macro expansion result end\n";
+ }
+ #return $first_line;
+}
+
+sub do_index_summary_file($)
+{
+ my $name = shift;
+ my ($Pages, $Entries) = get_index($name);
+ &$Texi2HTML::Config::index_summary_file_begin ($name, $printed_indices{$name});
+ #open(FHIDX, ">$docu_rdir$docu_name" . "_$name.idx")
+ # || die "Can't open > $docu_rdir$docu_name" . "_$name.idx for writing: $!\n";
+ #print STDERR "# writing $name index summary in $docu_rdir$docu_name" . "_$name.idx...\n" if $T2H_VERBOSE;
+ print STDERR "# writing $name index summary\n" if $T2H_VERBOSE;
+
+ foreach my $key (sort keys %$Entries)
+ {
+ #print FHIDX "$key\t$Entries->{$key}->{href}\n";
+ my $entry = $Entries->{$key};
+ my $label = $entry->{'element'};
+ my $entry_element = $label;
+ # notice that we use the section associated with a node even when
+ # there is no with_section, i.e. when there is another node preceding
+ # the sectionning command.
+ # However when it is the Top node, we use the node instead.
+ # (for the Top node, 'section_ref' is himself, and 'as_section' is
+ # true)
+ $entry_element = $entry_element->{'section_ref'} if ($entry_element->{'node'} and $entry_element->{'section_ref'} and !$entry_element->{'section_ref'}->{'as_section'});
+ my $origin_href = $entry->{'file'};
+ #print STDERR "$entry $entry->{'entry'}, real elem $label->{'texi'}, section $entry_element->{'texi'}, real $label->{'file'}, entry file $entry->{'file'}\n";
+ if ($entry->{'label'})
+ {
+ $origin_href .= '#' . $entry->{'label'};
+ }
+ else
+ {
+ # If the $label element and the $index entry are on the same
+ # file the label is prefered. If they aren't on the same file
+ # the entry id is choosed as it means that the label element
+ # and the index entry are separated by a printindex.
+ print STDERR "id undef ($entry) entry: $entry->{'entry'}, label: $label->{'text'}\n" if (!defined($entry->{'id'}));
+ if ($entry->{'file'} eq $label->{'file'})
+ {
+ $origin_href .= '#' . $label->{'id'};
+ }
+ else
+ {
+ $origin_href .= '#' . $entry->{'id'} ;
+ }
+ }
+ #print STDERR "SUBHREF in index summary file for $entry_element->{'texi'}\n";
+ #print FHIDX '' .
+ &$Texi2HTML::Config::index_summary_file_entry ($name,
+ $key, $origin_href,
+ substitute_line($entry->{'entry'}), $entry->{'entry'},
+ href($entry_element, ''),
+ $entry_element->{'text'},
+ $printed_indices{$name});
+ }
+ &$Texi2HTML::Config::index_summary_file_end ($name, $printed_indices{$name});
+}
+
+sub do_index_page($$;$)
+{
+ my $index_elements = shift;
+ my $nr = shift;
+ my $page = shift;
+ my $index_element = $index_elements->[$nr];
+ my $summary = do_index_summary($index_element->{'element'}, $index_elements);
+ my $entries = do_index_entries($index_element->{'element'}, $index_element->{'page'}, $index_element->{'name'});
+ return $summary . $entries . $summary;
+}
+
+sub do_index_summary($$)
+{
+ my $element = shift;
+ my $index_elements = shift;
+
+ my @letters;
+ my @symbols;
+
+ for my $index_element_item (@$index_elements)
+ {
+ my $index_element = $index_element_item->{'element'};
+ my $file = '';
+ $file .= $index_element->{'file'} if ($index_element->{'file'} ne $element->{'file'});
+ my $index = 0;
+ for my $letter (@{$index_element_item->{'page'}->{Letters}})
+ {
+ if ($letter =~ /^[A-Za-z]/)
+ {
+ push @letters, &$Texi2HTML::Config::summary_letter($letter, $file, "$index_element->{'id'}" . "_$index");
+ }
+ else
+ {
+ push @symbols, &$Texi2HTML::Config::summary_letter($letter, $file, "$index_element->{'id'}" . "_$index");
+ }
+ $index++;
+ }
+ }
+ return &$Texi2HTML::Config::index_summary(\@letters, \@symbols);
+}
+
+sub do_index_entries($$$)
+{
+ my $element = shift;
+ my $page = shift;
+ my $name = shift;
+
+ my $letters = '';
+ my $index = 0;
+ for my $letter (@{$page->{'Letters'}})
+ {
+ my $entries = '';
+ for my $entry (@{$page->{'EntriesByLetter'}->{$letter}})
+ {
+ my $label = $entry->{'element'};
+ my $entry_element = $label;
+ # notice that we use the section associated with a node even when
+ # there is no with_section, i.e. when there is another node preceding
+ # the sectionning command.
+ # However when it is the Top node, we use the node instead.
+ # (for the Top node, 'section_ref' is himself, and 'as_section' is
+ # true)
+ $entry_element = $entry_element->{'section_ref'} if ($entry_element->{'node'} and $entry_element->{'section_ref'} and !$entry_element->{'section_ref'}->{'as_section'});
+ my $origin_href = '';
+ $origin_href = $entry->{'file'} if ($Texi2HTML::Config::SPLIT and $entry->{'file'} ne $element->{'file'});
+ #print STDERR "$entry $entry->{'entry'}, real elem $label->{'texi'}, section $entry_element->{'texi'}, real $label->{'file'}, entry file $entry->{'file'}\n";
+ if ($entry->{'label'})
+ {
+ $origin_href .= '#' . $entry->{'label'};
+ }
+ else
+ {
+ # If the $label element and the $index entry are on the same
+ # file the label is prefered. If they aren't on the same file
+ # the entry id is choosed as it means that the label element
+ # and the index entry are separated by a printindex.
+ print STDERR "id undef ($entry) entry: $entry->{'entry'}, label: $label->{'text'}\n" if (!defined($entry->{'id'}));
+ if ($entry->{'file'} eq $label->{'file'})
+ {
+ $origin_href .= '#' . $label->{'id'};
+ }
+ else
+ {
+ $origin_href .= '#' . $entry->{'id'} ;
+ }
+ }
+ #print STDERR "SUBHREF in index for $entry_element->{'texi'}\n";
+ $entries .= &$Texi2HTML::Config::index_entry ($origin_href,
+ substitute_line($entry->{'entry'}),
+ href($entry_element, $element->{'file'}),
+ $entry_element->{'text'});
+ }
+ $letters .= &$Texi2HTML::Config::index_letter ($letter, "$element->{'id'}" . "_$index", $entries);
+ $index++;
+ }
+ return &$Texi2HTML::Config::print_index($letters, $name);
+}
+
+# remove texi commands, replacing with what seems adequate. see simple_map_texi
+# and texi_map.
+# Doesn't protect html
+sub remove_texi(@)
+{
+ return substitute_text ({ 'remove_texi' => 1, 'no_protection' => 1 }, @_);
+}
+
+# Same as remove texi but protect text and use special maps for @-commands
+sub unformatted_text($@)
+{
+ my $state = shift;
+ $state = {} if (!defined($state));
+ $state->{'remove_texi'} = 1;
+ $simple_map_texi_ref = \%Texi2HTML::Config::unformatted_text_simple_map_texi;
+ $style_map_texi_ref = \%Texi2HTML::Config::unformatted_text_style_map_texi;
+ $texi_map_ref = \%Texi2HTML::Config::unformatted_text_texi_map;
+ my $text = substitute_text ($state, @_);
+ $simple_map_texi_ref = \%Texi2HTML::Config::simple_map_texi;
+ $style_map_texi_ref = \%Texi2HTML::Config::style_map_texi;
+ $texi_map_ref = \%Texi2HTML::Config::texi_map;
+ return $text;
+}
+
+sub enter_table_index_entry($$$$)
+{
+ my $text = shift;
+ my $stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+ if ($state->{'item'} and ($state->{'table_stack'}->[-1] =~ /^(v|f)table$/))
+ {
+ my $index = $1;
+ my $macro = $state->{'item'};
+ delete $state->{'item'};
+ close_stack($text, $stack, $state, $line_nr, undef, 'index_item');
+ my $item = pop @$stack;
+ my $element = $state->{'element'};
+ $element = $state->{'node_ref'} unless ($element);
+ #print STDERR "enter_table_index_entry $item->{'text'}";
+ enter_index_entry($index, $line_nr, $item->{'text'}, $state->{'place'}, $element, 0);
+ add_prev($text, $stack, "\@$macro" . $item->{'text'});
+ }
+}
+
+sub scan_texi($$$$;$)
+{
+ my $line = shift;
+ my $text = shift;
+ my $stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+
+ die "stack not an array ref" unless (ref($stack) eq "ARRAY");
+ local $_ = $line;
+
+ while(1)
+ {
+ # scan_texi
+ #print STDERR "WHILE:$_";
+ #dump_stack($text, $stack, $state);
+
+ # In ignored region
+ if ($state->{'ignored'})
+ {
+ my $line;
+ if (s/^(.*?\@end\s+$state->{'ignored'})//)
+ {
+ $line = $1;
+ if (s/^$// or s/(\s+)//)
+ {
+ $line = $line . $1 if (defined($1));
+ }
+ elsif (/[^\@]/)
+ {
+ $_ .= $line;
+ $line = undef;
+ }
+ }
+ if (defined($line))
+ {
+ delete $state->{'ignored'};
+ #dump_stack($text, $stack, $state);
+ # MACRO_ARG => keep ignored text
+ if ($state->{'arg_expansion'})
+ {
+ #add_prev ($text, $stack, $1);
+ add_prev ($text, $stack, $line);
+ next;
+ }
+ return if /^\s*$/o;
+ next;
+ }
+ add_prev ($text, $stack, $_) if ($state->{'arg_expansion'});
+ return;
+ }
+
+ # in macro definition
+ if (defined($state->{'macro'}))
+ {
+ if (s/^([^\\\@]*\\)//)
+ {# I believe it is correct, although makeinfo don't do that.
+ $state->{'macro'}->{'Body'} .= $1;
+ if (s/^\\//)
+ {
+ $state->{'macro'}->{'Body'} .= '\\';
+ next;
+ }
+ elsif (s/^(\@end\sr?macro)$//o or s/^(\@end\sr?macro\s)//o
+ or s/^(\@r?macro\s+\w+\s*.*)//o)
+ {
+ $state->{'macro'}->{'Body'} .= $1;
+ next;
+ }
+ }
+ #if (s/^(.*?)\@end\sr?macro$//o or s/^(.*?)\@end\sr?macro\s+//o)
+ if (s/^(\@end\sr?macro)$//o or s/^(\@end\sr?macro\s+)//o)
+ {
+ $state->{'macro_inside'}--;
+ if ($state->{'macro_inside'})
+ {
+ $state->{'macro'}->{'Body'} .= $1;
+ next;
+ }
+ #$state->{'macro'}->{'Body'} .= $1 if defined($1) ;
+ chomp $state->{'macro'}->{'Body'};
+ print STDERR "# end macro def. Body:\n$state->{'macro'}->{'Body'}"
+ if ($T2H_DEBUG & $DEBUG_MACROS);
+ delete $state->{'macro'};
+ return if (/^\s*$/);
+ next;
+ }
+ elsif(/^(\@r?macro\s+\w+\s*.*)/)
+ {
+ $state->{'macro'}->{'Body'} .= $_;
+ $state->{'macro_inside'}++;
+ return;
+ }
+ elsif (s/^\@(.)//)
+ {
+ $state->{'macro'}->{'Body'} .= '@' . $1;
+ next;
+ }
+ elsif (s/^\@//)
+ {
+ $state->{'macro'}->{'Body'} .= '@';
+ next;
+ }
+ else
+ {
+ s/([^\@\\]*)//;
+ $state->{'macro'}->{'Body'} .= $1 if (defined($1));
+ if (/^$/)
+ {
+ $state->{'macro'}->{'Body'} .= $_;
+ return;
+ }
+ next;
+ #$state->{'macro'}->{'Body'} .= $_ if defined($_) ;
+ #return;
+ }
+ }
+ # in macro arguments parsing/expansion
+ if (defined($state->{'macro_name'}))
+ {
+ my $special_chars = quotemeta ('\{}');
+ my $multi_args = 0;
+ my $formal_args = $macros->{$state->{'macro_name'}}->{'Args'};
+ $multi_args = 1 if ($#$formal_args >= 1);
+ $special_chars .= quotemeta(',') if ($multi_args);
+ if ($state->{'macro_args'}->[-1] eq '')
+ {
+ s/^\s*//o;
+ }
+ if (s/^([^$special_chars]*)([$special_chars])//)
+ {
+ $state->{'macro_args'}->[-1] .= $1 if defined($1);
+ # \ protects any character in macro arguments
+ if ($2 eq '\\')
+ {
+ print STDERR "# macro call: protected char\n" if ($T2H_DEBUG & $DEBUG_MACROS);
+ if (s/^(.)//)
+ {
+ $state->{'macro_args'}->[-1] .= $1;
+ }
+ else
+ {
+ $state->{'macro_args'}->[-1] .= '\\';
+ }
+ }
+ elsif ($2 eq ',')
+ { # separate args
+ print STDERR "# macro call: new arg\n" if ($T2H_DEBUG & $DEBUG_MACROS);
+ s/^\s*//o;
+ push @{$state->{'macro_args'}}, '';
+ }
+ elsif ($2 eq '}')
+ { # balanced } ends the macro call, otherwise it is in the arg
+ $state->{'macro_depth'}--;
+ if ($state->{'macro_depth'} == 0)
+ {
+ print STDERR "# expanding macro $state->{'macro_name'}\n" if ($T2H_DEBUG & $DEBUG_MACROS);
+ $_ = expand_macro($state->{'macro_name'}, $state->{'macro_args'}, $_, $line_nr, $state);
+ delete $state->{'macro_name'};
+ delete $state->{'macro_depth'};
+ delete $state->{'macro_args'};
+ return;
+ }
+ else
+ {
+ print STDERR "# macro call: closing }\n" if ($T2H_DEBUG & $DEBUG_MACROS);
+ add_text('}', \$state->{'macro_args'}->[-1]);
+ }
+ }
+ elsif ($2 eq '{')
+ {
+ print STDERR "# macro call: opening {\n" if ($T2H_DEBUG & $DEBUG_MACROS);
+ $state->{'macro_depth'}++;
+ add_text('{', \$state->{'macro_args'}->[-1]);
+ }
+ next;
+ }
+ print STDERR "# macro call: end of line\n" if ($T2H_DEBUG & $DEBUG_MACROS);
+ $state->{'macro_args'}->[-1] .= $_;
+ return;
+ }
+
+ # in a raw format, verbatim, tex or html
+ if ($state->{'raw'})
+ {
+ my $tag = $state->{'raw'};
+
+ # debugging
+ if (! @$stack or ($stack->[-1]->{'style'} ne $tag))
+ {
+ print STDERR "Bug: raw or special: $tag but not on top of stack\n";
+ print STDERR "line: $_";
+ dump_stack($text, $stack, $state);
+ exit 1;
+ }
+
+ if (s/^(.*?)(\@end\s$tag)$// or s/^(.*?)(\@end\s$tag\s)//)
+ {
+ add_prev ($text, $stack, $1);
+ my $end = $2;
+ my $style = pop @$stack;
+ if ($style->{'text'} !~ /^\s*$/ or $state->{'arg_expansion'})
+ {
+ my $after_macro = '';
+ $after_macro = ' ' unless (/^\s*$/);
+ add_prev ($text, $stack, $style->{'text'} . $end . $after_macro);
+ delete $state->{'raw'};
+ }
+ next;
+ }
+ else
+ {
+ add_prev ($text, $stack, $_);
+ last;
+ }
+ }
+
+ # in a @verb{ .. } macro
+ if (defined($state->{'verb'}))
+ {
+ my $char = quotemeta($state->{'verb'});
+ if (s/^(.*?)$char\}/\}/)
+ {
+ add_prev($text, $stack, $1 . $state->{'verb'});
+ $stack->[-1]->{'text'} = $state->{'verb'} . $stack->[-1]->{'text'};
+ delete $state->{'verb'};
+ next;
+ }
+ else
+ {
+ add_prev($text, $stack, $_);
+ last;
+ }
+ }
+
+ # an @end tag
+ if (s/^([^{}@]*)\@end(\s+)([a-zA-Z]\w*)//)
+ {
+ add_prev($text, $stack, $1);
+ my $space = $2;
+ my $end_tag = $3;
+ if (defined($state->{'text_macro_stack'})
+ and @{$state->{'text_macro_stack'}}
+ and ($end_tag eq $state->{'text_macro_stack'}->[-1]))
+ {
+ pop @{$state->{'text_macro_stack'}};
+ # we keep menu and titlepage for the following pass
+ if ((($end_tag eq 'menu') and $text_macros{'menu'}) or ($region_lines{$end_tag}) or $state->{'arg_expansion'})
+ {
+ add_prev($text, $stack, "\@end${space}$end_tag");
+ }
+ else
+ {
+ #print STDERR "End $end_tag\n";
+ #dump_stack($text, $stack, $state);
+ return if (/^\s*$/);
+ }
+ }
+ elsif ($text_macros{$end_tag})
+ {
+ echo_error ("\@end $end_tag without corresponding element", $line_nr);
+ }
+ else
+ {
+ add_prev($text, $stack, "\@end${space}$end_tag");
+ }
+ next;
+ }
+ elsif (s/^([^{}@]*)\@(["'~\@\}\{,\.!\?\s\*\-\^`=:\|\/])//o or s/^([^{}@]*)\@([a-zA-Z]\w*)([\s\{\}\@])/$3/o or s/^([^{}@]*)\@([a-zA-Z]\w*)$//o)
+ {
+ add_prev($text, $stack, $1);
+ my $macro = $2;
+ #print STDERR "MACRO $macro\n";
+ $state->{'bye'} = 1 if ($macro eq 'bye');
+ if (defined($Texi2HTML::Config::misc_command{$macro}) and
+ !$Texi2HTML::Config::misc_command{$macro}->{'texi'}
+ and $macro ne 'documentencoding')
+ {
+ my ($line, $args);
+ ($_, $line, $args) = preserve_command($_, $macro);
+ add_prev ($text, $stack, $line);
+ next;
+ }
+ # pertusus: it seems that value substitution are performed after
+ # macro argument expansions: if we have
+ # @set comma ,
+ # and a call to a macro @macro {arg1 @value{comma} arg2}
+ # the macro arg is arg1 , arg2 and the comma don't separate
+ # args. Likewise it seems that the @value are not expanded
+ # in macro definitions
+
+ # track variables
+ my $value_macro = 1;
+ if ($macro eq 'set' and s/^(\s+)($VARRE)(\s+)(.*)$//o)
+ {
+ if ($state->{'arg_expansion'})
+ {
+ my $line = "\@$macro" . $1.$2.$3;
+ $line .= $4 if (defined($4));
+ add_prev($text, $stack, $line);
+ next;
+ }
+ $value{$2} = $4;
+ }
+ elsif ($macro eq 'clear' and s/^(\s+)($VARRE)//o)
+ {
+ if ($state->{'arg_expansion'})
+ {
+ add_prev($text, $stack, "\@$macro" . $1 . $2);
+ next;
+ }
+ delete $value{$2};
+ }
+ else
+ {
+ $value_macro = 0;
+ }
+ if ($value_macro)
+ {
+ return if (/^\s*$/);
+ next;
+ }
+
+ if ($macro =~ /^r?macro$/)
+ { #FIXME what to do if 'arg_expansion' is true (ie within another
+ # macro call arguments ?
+ if (/^\s+(\w+)\s*(.*)/)
+ {
+ my $name = $1;
+ if (exists($macros->{$name}))
+ {
+ echo_warn ("macro `$name' allready defined " .
+ format_line_number($macros->{$name}->{'line_nr'}) . " redefined", $line_nr);
+ }
+ $state->{'macro_inside'} = 1;
+ my @args = ();
+ @args = split(/\s*,\s*/ , $1)
+ if ($2 =~ /^\s*{\s*(.*?)\s*}\s*/);
+ # keep the context information of the definition
+ $macros->{$name}->{'line_nr'} = { 'file_name' => $line_nr->{'file_name'},
+ 'line_nr' => $line_nr->{'line_nr'}, 'macro' => $line_nr->{'macro'} } if (defined($line_nr));
+ $macros->{$name}->{'Args'} = \@args;
+ my $arg_index = 0;
+ my $debug_msg = '';
+ foreach my $arg (@args)
+ { # when expanding macros, the argument index is retrieved
+ # with Args_index
+ $macros->{$name}->{'Args_index'}->{$arg} = $arg_index;
+ $debug_msg .= "$arg($arg_index) ";
+ $arg_index++;
+ }
+ $macros->{$name}->{'Body'} = '';
+ $state->{'macro'} = $macros->{$name};
+ print STDERR "# macro def $name: $debug_msg\n"
+ if ($T2H_DEBUG & $DEBUG_MACROS);
+ }
+ else
+ {
+ echo_error ("Bad macro defintion $_", $line_nr);
+ #warn "$ERROR Bad macro defintion $_";
+ }
+ return;
+ }
+ elsif (defined($text_macros{$macro}))
+ {
+ my $tag;
+ ($_, $tag) = do_text_macro ($macro, $_, $state, $line_nr);
+ # if it is a raw formatting command or a menu command
+ # we must keep it for later
+ my $macro_kept;
+ if ($state->{'raw'} or (($macro eq 'menu') and $text_macros{'menu'}) or (exists($region_lines{$macro})) or $state->{'arg_expansion'})
+ {
+ add_prev($text, $stack, $tag);
+ $macro_kept = 1;
+ }
+ if ($state->{'raw'})
+ {
+ push @$stack, { 'style' => $macro, 'text' => '' };
+ }
+ next if $macro_kept;
+ #dump_stack ($text, $stack, $state);
+ return if (/^\s*$/);
+ }
+ elsif ($macro eq 'value')
+ {
+ if (s/^{($VARRE)}//)
+ {
+ if ($state->{'arg_expansion'})
+ {
+ add_prev($text, $stack, "\@$macro" . '{' . $1 . '}');
+ next;
+ }
+ $_ = get_value($1) . $_;
+ }
+ else
+ {
+ if ($state->{'arg_expansion'})
+ {
+ add_prev($text, $stack, "\@$macro");
+ next;
+ }
+ echo_error ("bad \@value macro", $line_nr);
+ #warn "$ERROR bad \@value macro";
+ }
+ }
+ elsif ($macro eq 'definfoenclose')
+ {
+ if ($state->{'arg_expansion'})
+ {
+ add_prev($text, $stack, "\@$macro" . $_);
+ return;
+ }
+ if (s/^\s+([a-z]+)\s*,\s*([^\s]+)\s*,\s*([^\s]+)//)
+ {
+ $info_enclose{$1} = [ $2, $3 ];
+ }
+ else
+ {
+ echo_error("Bad \@$macro", $line_nr);
+ }
+ return if (/^\s*$/);
+ s/^\s*//;
+ }
+ elsif ($macro eq 'include')
+ {
+ if ($state->{'arg_expansion'})
+ {
+ add_prev($text, $stack, "\@$macro" . $_);
+ return;
+ }
+ #if (s/^\s+([\/\w.+-]+)//o)
+ if (s/^(\s+)(.*)//o)
+ {
+ my $file = locate_include_file($2);
+ if (defined($file))
+ {
+ open_file($file, $line_nr);
+ print STDERR "# including $file\n" if $T2H_VERBOSE;
+ }
+ else
+ {
+ echo_error ("Can't find $2, skipping", $line_nr);
+ #warn "$ERROR Can't find $1, skipping\n";
+ }
+ }
+ else
+ {
+ echo_error ("Bad include line: $_", $line_nr);
+ return;
+ } # makeinfo remove the @include but not the end of line
+ # FIXME verify if it is right
+ #return if (/^\s*$/);
+ }
+ elsif ($macro eq 'documentencoding')
+ {
+ if (s/(\s+)([0-9\w\-]+)//)
+ {
+ my $encoding = $2;
+ $Texi2HTML::Config::DOCUMENT_ENCODING = $encoding;
+ $from_encoding = set_encoding($encoding);
+ if (defined($from_encoding))
+ {
+ foreach my $file (@fhs)
+ {
+ binmode($file->{'fh'}, ":encoding($from_encoding)");
+ }
+ }
+ }
+ add_prev($text, $stack, "\@$macro" . $1 . $2);
+ }
+ elsif ($macro eq 'unmacro')
+ { #FIXME with 'arg_expansion' should it be passed unmodified ?
+ delete $macros->{$1} if (s/^\s+(\w+)//);
+ return if (/^\s*$/);
+ s/^\s*//;
+ }
+ elsif (exists($macros->{$macro}))
+ {
+ my $ref = $macros->{$macro}->{'Args'};
+ # we remove any space/new line before the argument
+ if (s/^\s*{\s*//)
+ {
+ $state->{'macro_args'} = [ "" ];
+ $state->{'macro_name'} = $macro;
+ $state->{'macro_depth'} = 1;
+ }
+ elsif ($#$ref >= 1)
+ { # no brace -> no arg
+ $_ = expand_macro ($macro, [], $_, $line_nr, $state);
+ return;
+ }
+ else
+ { # macro with one arg on the line
+ chomp $_;
+ $_ = expand_macro ($macro, [$_], "\n", $line_nr, $state);
+ return;
+ }
+ }
+ elsif ($macro eq ',')
+ {# the @, causes problems when `,' separates things (in @node, @ref)
+ $_ = "\@m_cedilla" . $_;
+ }
+ elsif (s/^{//)
+ {
+ if ($macro eq 'verb')
+ {
+ if (/^$/)
+ {
+ echo_error ("verb at end of line", $line_nr);
+ #warn "$ERROR verb at end of line";
+ }
+ else
+ {
+ s/^(.)//;
+ $state->{'verb'} = $1;
+ }
+ }
+ push (@$stack, { 'style' => $macro, 'text' => '' });
+ }
+ else
+ {
+ add_prev($text, $stack, "\@$macro");
+ }
+ next;
+ }
+ #elsif(s/^([^{}@]*)\@(.)//o)
+ elsif(s/^([^{}@]*)\@([^\s\}\{\@]*)//o)
+ {
+ # No need to warn here it is done later
+ add_prev($text, $stack, $1 . "\@$2");
+ next;
+ }
+ elsif (s/^([^{}]*)([{}])//o)
+ {
+ add_prev($text, $stack, $1);
+ if ($2 eq '{')
+ {
+ push @$stack, { 'style' => '', 'text' => '' };
+ }
+ else
+ {
+ if (@$stack)
+ {
+ my $style = pop @$stack;
+ my $result;
+ if (($style->{'style'} ne '') and exists($info_enclose{$style->{'style'}}) and !$state->{'arg_expansion'})
+ {
+ $result = $info_enclose{$style->{'style'}}->[0] . $style->{'text'} . $info_enclose{$style->{'style'}}->[1];
+ }
+ elsif ($style->{'style'} ne '')
+ {
+ $result = '@' . $style->{'style'} . '{' . $style->{'text'} . '}';
+ }
+ else
+ {
+ $result = '{' . $style->{'text'};
+ # don't close { if we are closing stack as we are not
+ # sure this is a licit { ... } construct.
+ $result .= '}' unless ($state->{'close_stack'} or $state->{'arg_expansion'});
+ }
+ add_prev ($text, $stack, $result);
+ #print STDERR "MACRO end $style->{'style'} remaining: $_";
+ next;
+ }
+ else
+ {
+ # we warn in the last pass
+ #echo_error ("'}' without opening '{', before: $_", $line_nr);
+ #warn "$ERROR '}' without opening '{' line: $line";
+ add_prev ($text, $stack, '}');
+ }
+ }
+ }
+ else
+ {
+ #print STDERR "END_LINE $_";
+ add_prev($text, $stack, $_);
+ last;
+ }
+ }
+ return 1;
+}
+
+sub scan_structure($$$$;$)
+{
+ my $line = shift;
+ my $text = shift;
+ my $stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+
+ die "stack not an array ref" unless (ref($stack) eq "ARRAY");
+ local $_ = $line;
+ #print STDERR "SCAN_STRUCTURE: $line";
+ #dump_stack ($text, $stack, $state);
+ if (!$state->{'raw'} and !$state->{'special'} and (!exists($state->{'region_lines'})))
+ {
+ if (!$state->{'verb'} and $state->{'menu'} and /^\*/o)
+ {
+ # new menu entry
+ delete ($state->{'after_element'});
+ my $menu_line = $_;
+ my $node;
+ if (/^\*\s+($NODERE)::/)
+ {
+ $node = $1;
+ }
+ elsif (/^\*\s+([^:]+):\s*([^\t,\.\n]+)[\t,\.\n]/)
+ {
+ #$name = $1;
+ $node = $2;
+ }
+ if ($node)
+ {
+ menu_entry_texi(normalise_node($node), $state, $line_nr);
+ }
+ }
+ if (/\S/ and !no_line($_))
+ {
+ delete $state->{'after_element'};
+ }
+ }
+
+ while(1)
+ {
+ # scan structure
+ #print STDERR "WHILE\n";
+ #dump_stack($text, $stack, $state);
+
+ # as texinfo 4.5
+ # verbatim might begin at another position than beginning
+ # of line, and end verbatim might too. To end a verbatim section
+ # @end verbatim must have exactly one space between end and verbatim
+ # things following end verbatim are not ignored.
+ #
+ # html might begin at another position than beginning
+ # of line, but @end html must begin the line, and have
+ # exactly one space. Things following end html are ignored.
+ # tex and ignore works like html
+ #
+ # ifnothtml might begin at another position than beginning
+ # of line, and @end ifnothtml might too, there might be more
+ # than one space between @end and ifnothtml but nothing more on
+ # the line.
+ # @end itemize, @end ftable works like @end ifnothtml.
+ # except that @item on the same line than @end vtable doesn't work
+ #
+ # text right after the itemize before an item is displayed.
+ # @item might be somewhere in a line.
+ # strangely @item on the same line than @end vtable doesn't work
+ # there should be nothing else than a command following @itemize...
+ #
+ # see more examples in formatting directory
+
+ if ($state->{'raw'} or $state->{'special'})
+ {
+ my $tag = $state->{'raw'};
+ $tag = $state->{'special'} unless $tag;
+ if (! @$stack or ($stack->[-1]->{'style'} ne $tag))
+ {
+ print STDERR "Bug: raw or special: $tag but not on top of stack\n";
+ print STDERR "line: $_";
+ dump_stack($text, $stack, $state);
+ exit 1;
+ }
+ if (s/^(.*?)\@end\s$tag$// or s/^(.*?)\@end\s$tag\s//)
+ {
+ add_prev ($text, $stack, $1);
+ my $style = pop @$stack;
+ if ($state->{'special'})
+ {
+ delete $state->{'special'};
+ if ($style->{'text'} !~ /^\s*$/)
+ {
+ add_prev ($text, $stack, do_special($style->{'style'}, $style->{'text'}));
+ }
+
+ }
+ else
+ {
+ my $after_macro = '';
+ $after_macro = ' ' unless (/^\s*$/);
+ add_prev ($text, $stack, $style->{'text'} . "\@end $state->{'raw'}" . $after_macro);
+ delete $state->{'raw'};
+ }
+ unless (no_line($_))
+ {
+ delete ($state->{'after_element'});
+ }
+ next;
+ }
+ else
+ {
+ add_prev ($text, $stack, $_);
+ last unless ($state->{'special'});
+ return;
+ }
+ }
+
+ if (defined($state->{'verb'}))
+ {
+ my $char = quotemeta($state->{'verb'});
+ if (s/^(.*?)$char\}/\}/)
+ {
+ add_prev($text, $stack, $1 . $state->{'verb'});
+ $stack->[-1]->{'text'} = $state->{'verb'} . $stack->[-1]->{'text'};
+ delete $state->{'verb'};
+ next;
+ }
+ else
+ {
+ add_prev($text, $stack, $_);
+ last;
+ }
+ }
+
+ unless (no_line($_))
+ {
+ delete $state->{'after_element'};
+ }
+ if (s/^([^{}@]*)\@end\s+([a-zA-Z]\w*)//)
+ {
+ add_prev($text, $stack, $1);
+ my $end_tag = $2;
+ $state->{'detailmenu'}-- if ($end_tag eq 'detailmenu' and $state->{'detailmenu'});
+ if (defined($state->{'text_macro_stack'})
+ and @{$state->{'text_macro_stack'}}
+ and ($end_tag eq $state->{'text_macro_stack'}->[-1]))
+ {
+ pop @{$state->{'text_macro_stack'}};
+ if (exists($region_lines{$end_tag}))
+ {
+ print STDERR "Bug: end_tag $end_tag ne $state->{'region_lines'}->{'format'}"
+ if ( $end_tag ne $state->{'region_lines'}->{'format'});
+ $state->{'region_lines'}->{'number'}--;
+ if ($state->{'region_lines'}->{'number'} == 0)
+ {
+ $state->{'after_element'} = 1;
+ delete $state->{'after_element'} unless
+ ($state->{'region_lines'}->{'after_element'});
+ delete $state->{'region_lines'}->{'number'};
+ delete $state->{'region_lines'}->{'format'};
+ delete $state->{'region_lines'}->{'after_element'};
+ delete $state->{'region_lines'};
+ }
+ #dump_stack($text, $stack, $state);
+ }
+ if ($end_tag eq 'menu')
+ {
+ add_prev($text, $stack, "\@end $end_tag");
+ $state->{'menu'}--;
+ }
+ else
+ {
+ #print STDERR "End $end_tag\n";
+ #dump_stack($text, $stack, $state);
+ return if (/^\s*$/);
+ }
+ }
+ elsif ($text_macros{$end_tag})
+ {
+ echo_error ("\@end $end_tag without corresponding element", $line_nr);
+ #dump_stack($text, $stack, $state);
+ }
+ else
+ {
+ if ($end_tag eq 'float' and $state->{'float'})
+ {
+ delete $state->{'float'};
+ }
+ elsif ($end_tag eq $state->{'table_stack'}->[-1])
+ {
+ enter_table_index_entry($text, $stack, $state, $line_nr);
+ pop @{$state->{'table_stack'}};
+ }
+ #add end tag
+ add_prev($text, $stack, "\@end $end_tag");
+ }
+ next;
+ }
+ #elsif (s/^([^{}@]*)\@([a-zA-Z]\w*|["'~\@\}\{,\.!\?\s\*\-\^`=:\/])//o)
+ elsif (s/^([^{}@]*)\@(["'~\@\}\{,\.!\?\s\*\-\^`=:\|\/])//o or s/^([^{}@]*)\@([a-zA-Z]\w*)([\s\{\}\@])/$3/o or s/^([^{}@]*)\@([a-zA-Z]\w*)$//o)
+ {
+ add_prev($text, $stack, $1);
+ my $macro = $2;
+ #print STDERR "MACRO $macro\n";
+ if (defined($Texi2HTML::Config::misc_command{$macro}))
+ {
+ my $line;
+ ($_, $line) = misc_command_structure($_, $macro, $state,
+ $line_nr);
+ add_prev ($text, $stack, $line);
+ next;
+ }
+
+ if ($macro =~ /^(\w+?)index/ and ($1 ne 'print') and ($1 ne 'syncode') and ($1 ne 'syn') and ($1 ne 'def') and ($1 ne 'defcode'))
+ {
+ my $index_prefix = $1;
+ if (/^\s+(.*)/)
+ {
+ my $key = $1;
+ $_ = substitute_texi_line($_);
+ my $index_entry = enter_index_entry($index_prefix, $line_nr, $key, $state->{'place'}, $state->{'element'}, $state->{'after_element'});
+ if ($index_entry)
+ {
+ add_prev ($text, $stack, "\@$macro" . $_);
+ last;
+ }
+ elsif (!defined($index_entry))
+ {
+ echo_warn ("Bad index entry: $_", $line_nr);
+ #warn "$WARN Bad index entry: $_";
+ }
+ }
+ else
+ {
+ echo_warn ("empty index entry", $line_nr);
+ #warn "$WARN empty index entry\n";
+ }
+ return;
+ }
+ elsif (defined($text_macros{$macro}))
+ {
+ #print STDERR "TEXT_MACRO: $macro\n";
+ if ($text_macros{$macro} eq 'special')
+ {
+ $state->{'special'} = $macro;
+ }
+ elsif ($text_macros{$macro} eq 'raw')
+ {
+ $state->{'raw'} = $macro;
+ #print STDERR "RAW\n";
+ }
+ elsif ($format_type{$macro} and $format_type{$macro} eq 'menu')
+ {
+ $state->{'menu'}++;
+ delete ($state->{'prev_menu_node'});
+ push @{$state->{'text_macro_stack'}}, $macro;
+ #print STDERR "MENU (text_macro_stack: @{$state->{'text_macro_stack'}})\n";
+ }
+ elsif (exists($region_lines{$macro}))
+ {
+ if (exists($state->{'region_lines'}) and ($state->{'region_lines'}->{'format'} ne $macro))
+ {
+ echo_error("\@$macro not allowed within $state->{'region_lines'}->{'format'}", $line_nr);
+ next;
+ }
+ if (!exists($state->{'region_lines'}))
+ {
+ $state->{'region_lines'}->{'format'} = $macro;
+ $state->{'region_lines'}->{'number'} = 1;
+ $state->{'region_lines'}->{'after_element'} = 1 if ($state->{'after_element'});
+ }
+ else
+ {
+ $state->{'region_lines'}->{'number'}++;
+ }
+ push @{$state->{'text_macro_stack'}}, $macro;
+ }
+ # if it is a raw formatting command or a menu command
+ # we must keep it for later
+ my $macro_kept;
+ if ($state->{'raw'} or ($macro eq 'menu'))
+ {
+ add_prev($text, $stack, "\@$macro");
+ $macro_kept = 1;
+ }
+ if ($state->{'raw'} or $state->{'special'})
+ {
+ push @$stack, { 'style' => $macro, 'text' => '' };
+ }
+ next if $macro_kept;
+ #dump_stack ($text, $stack, $state);
+ return if (/^\s*$/);
+ }
+ elsif (defined($Texi2HTML::Config::def_map{$macro}))
+ {
+ #We must enter the index entries
+ my ($prefix, $entry) = get_deff_index($macro, $_, $line_nr);
+ enter_index_entry($prefix, $line_nr, $entry, $state->{'place'}, $state->{'element'}, 0) if ($prefix and defined($entry));
+ s/(.*)//;
+ add_prev($text, $stack, "\@$macro" . $1);
+ }
+ elsif ($macro =~ /^itemx?$/)
+ {
+ enter_table_index_entry($text, $stack, $state, $line_nr);
+ if ($state->{'table_stack'}->[-1] =~ /^(v|f)table$/)
+ {
+ $state->{'item'} = $macro;
+ push @$stack, { 'format' => 'index_item', 'text' => "" };
+ }
+ else
+ {
+ add_prev($text, $stack, "\@$macro");
+ }
+ }
+ elsif ($format_type{$macro} and ($format_type{$macro} eq 'table' or $format_type{$macro} eq 'list'))
+ { # We must enter the index entries of (v|f)table thus we track
+ # in which table we are
+ push @{$state->{'table_stack'}}, $macro;
+ add_prev($text, $stack, "\@$macro");
+ }
+ elsif (s/^{//)
+ {
+ if ($macro eq 'verb')
+ {
+ if (/^$/)
+ {
+ # We allready warned in pass texi
+ #warn "$ERROR verb at end of line";
+ }
+ else
+ {
+ s/^(.)//;
+ $state->{'verb'} = $1;
+ }
+ }
+ elsif ($macro eq 'footnote' and $Texi2HTML::Config::SEPARATED_FOOTNOTES)
+ {
+ $state->{'footnote_element'} = $state->{'element'};
+ $state->{'footnote_place'} = $state->{'place'};
+ $state->{'element'} = $footnote_element;
+ $state->{'place'} = $footnote_element->{'place'};
+ }
+ push (@$stack, { 'style' => $macro, 'text' => '' });
+ }
+ else
+ {
+ add_prev($text, $stack, "\@$macro");
+ }
+ next;
+ }
+ #elsif(s/^([^{}@]*)\@(.)//o)
+ elsif(s/^([^{}@]*)\@([^\s\}\{\@]*)//o)
+ {
+ add_prev($text, $stack, $1 . "\@$2");
+ next;
+ }
+ elsif (s/^([^{}]*)([{}])//o)
+ {
+ add_prev($text, $stack, $1);
+ if ($2 eq '{')
+ {
+ push @$stack, { 'style' => '', 'text' => '' };
+ }
+ else
+ {
+ if (@$stack)
+ {
+ my $style = pop @$stack;
+ my $result;
+ if ($style->{'style'} eq 'anchor')
+ {
+ my $anchor = $style->{'text'};
+ $anchor = normalise_node($anchor);
+ if ($nodes{$anchor})
+ {
+ echo_error ("Duplicate node for anchor found: $anchor", $line_nr);
+ next;
+ }
+ $anchor_num++;
+ $nodes{$anchor} = { 'anchor' => 1, 'seen' => 1, 'texi' => $anchor, 'id' => 'ANC' . $anchor_num};
+ push @{$state->{'place'}}, $nodes{$anchor};
+ }
+ elsif ($style->{'style'} eq 'footnote')
+ {
+ if ($Texi2HTML::Config::SEPARATED_FOOTNOTES)
+ {
+ $state->{'element'} = $state->{'footnote_element'};
+ $state->{'place'} = $state->{'footnote_place'};
+ }
+ }
+ elsif ($style->{'style'} eq 'math' and $Texi2HTML::Config::L2H)
+ {
+ add_prev ($text, $stack, do_math($style->{'text'}));
+ next;
+ }
+ elsif ($style->{'style'} eq 'caption' or $style->{'style'}
+eq 'shortcaption' and $state->{'float'})
+ {
+ my @texi_lines = map {$_ = $_."\n"} split (/\n/, $style->{'text'});
+ $state->{'float'}->{$style->{'style'} . "_texi"} = \@texi_lines;
+ }
+ if (($style->{'style'} eq 'titlefont') and ($style->{'text'} =~ /\S/))
+ {
+ $state->{'element'}->{'titlefont'} = $style->{'text'} unless ((exists($state->{'region_lines'}) and ($state->{'region_lines'}->{'format'} eq 'titlepage')) or defined($state->{'element'}->{'titlefont'})) ;
+ }
+ if ($style->{'style'})
+ {
+ $result = '@' . $style->{'style'} . '{' . $style->{'text'} . '}';
+ }
+ else
+ {
+ $result = '{' . $style->{'text'};
+ # don't close { if we are closing stack as we are not
+ # sure this is a licit { ... } construct.
+ $result .= '}' unless $state->{'close_stack'};
+ }
+ add_prev ($text, $stack, $result);
+ #print STDERR "MACRO end $style->{'style'} remaining: $_";
+ next;
+ }
+ else
+ {
+ # We warn in the last pass
+ #warn "$ERROR '}' without opening '{' line: $line";
+ #echo_error ("'}' without opening '{' line: $line", $line_nr);
+ add_prev ($text, $stack, '}');
+ }
+ }
+ }
+ else
+ {
+ #print STDERR "END_LINE $_";
+ add_prev($text, $stack, $_);
+ enter_table_index_entry($text, $stack, $state, $line_nr);
+ last;
+ }
+ }
+ return 1;
+}
+
+sub scan_line($$$$;$)
+{
+ my $line = shift;
+ my $text = shift;
+ my $stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+
+ die "stack not an array ref" unless (ref($stack) eq "ARRAY");
+ local $_ = $line;
+ #print STDERR "SCAN_LINE: $line";
+ #dump_stack($text, $stack, $state );
+ my $new_menu_entry; # true if there is a new menu entry
+ my $menu_description_in_format; # true if we are in a menu description
+ # but in another format section (@table....)
+ if (defined($state->{'prepend_text'}))
+ {
+ $_ = $state->{'prepend_text'} . $_;
+ $state->{'prepend_text'} = undef;
+ delete $state->{'prepend_text'};
+ }
+ if (defined($state->{'end_of_line_protected'}))
+ {
+ #print STDERR "END_OF_LINE_PROTECTED, $_";
+ #dump_stack($text, $stack, $state);
+ delete $state->{'end_of_line_protected'};
+ }
+ if (!$state->{'raw'} and !$state->{'verb'} and $state->{'menu'})
+ { # new menu entry
+ my ($node, $name, $ending);
+ if (s/^\*(\s+$NODERE)(::)//o)
+ {
+ $node = $1;
+ $ending = $2;
+ }
+ elsif (s/^\*(\s+[^:]+):(\s*[^\t,\.\n]+)([\t,\.\n])//o)
+ {
+ $name = $1;
+ $node = $2;
+ $ending = $3;
+ }
+ if ($node)
+ {
+ my $top_stack = top_stack($stack);
+ if ($top_stack and $top_stack->{'format'} and
+ (
+ ($top_stack->{'format'} eq 'menu_description') or
+ ($top_stack->{'format'} eq 'menu') or
+ (($top_stack->{'format'} eq 'preformatted') and (stack_order($stack, 'preformatted', 'menu_comment'))) or
+ ($top_stack->{'format'} eq 'menu_preformatted') or
+ ($top_stack->{'format'} eq 'menu_comment')
+ )
+ )
+ { # we are in a normal menu state.
+ close_menu($text, $stack, $state, $line_nr);
+ $new_menu_entry = 1;
+ $state->{'menu_entry'} = { 'name' => $name, 'node' => $node,
+ 'ending' => $ending };
+ add_prev ($text, $stack, do_menu_link($state, $line_nr));
+ print STDERR "# New menu entry: $node\n" if ($T2H_DEBUG & $DEBUG_MENU);
+ push @$stack, {'format' => 'menu_description', 'text' => ''};
+ }
+ else
+ { # we are within a macro or a format. In that case we use
+ # a simplified formatting of menu which should be right whatever
+ # the context
+ my $menu_entry = $state->{'menu_entry'};
+ $state->{'menu_entry'} = { 'name' => $name, 'node' => $node,
+ 'ending' => $ending };
+ add_prev ($text, $stack, do_menu_link($state, $line_nr, 1));
+ $state->{'menu_entry'} = $menu_entry;
+ }
+ }
+ }
+ # we're in a menu entry description
+ if ($state->{'menu_entry'} and !$new_menu_entry)
+ {
+ my $top_stack = top_stack($stack);
+ if (/^\s+\S.*$/ or (!$top_stack->{'format'} or ($top_stack->{'format'} ne 'menu_description')))
+ { # description continues
+ $menu_description_in_format = 1 if ($top_stack->{'format'} and ($top_stack->{'format'} ne 'menu_description'));
+ print STDERR "# Description continues\n" if ($T2H_DEBUG & $DEBUG_MENU);
+ #dump_stack ($text, $stack, $state);
+ }
+ else
+ { # enter menu comment after menu entry
+ if (!$top_stack->{'format'} or ($top_stack->{'format'} ne 'menu_description'))
+ {
+ print STDERR "Bug: begin menu comment but previous isn't menu_description\n";
+ dump_stack ($text, $stack, $state);
+ }
+ print STDERR "# Menu comment begins\n" if ($T2H_DEBUG & $DEBUG_MENU);
+ #dump_stack ($text, $stack, $state);
+ my $descr = pop(@$stack);
+ add_prev ($text, $stack, menu_description($descr->{'text'}, $state));
+ delete $state->{'menu_entry'};
+ unless (/^\s*\@end\s+menu\b/)
+ {
+ $state->{'menu_comment'}++;
+ push @$stack, {'format' => 'menu_comment', 'text' => ''};
+ push @{$state->{'preformatted_stack'}}, {'pre_style' => $Texi2HTML::Config::MENU_PRE_STYLE, 'class' => 'menu-comment' };
+ $state->{'preformatted'}++;
+ begin_paragraph($stack, $state);
+ }
+ #dump_stack ($text, $stack, $state);
+ }
+ }
+ if ($state->{'open_paragraph'} and !$state->{'no_paragraph'})
+ {
+ delete $state->{'open_paragraph'};
+ if ($state->{'preformatted'} or !no_paragraph($state,$_))
+ {
+ begin_paragraph($stack, $state);
+ }
+ }
+ if (($state->{'menu_entry'} and !$menu_description_in_format) or $state->{'raw'} or $state->{'preformatted'} or $state->{'no_paragraph'} or $state->{'keep_texi'} or $state->{'remove_texi'})
+ { # empty lines are left unmodified
+ if (/^\s*$/)
+ {
+ add_prev($text, $stack, $_);
+ return;
+ }
+ else
+ {
+ my $next_tag = next_tag($_);
+ if ($state->{'deff'} and !defined($Texi2HTML::Config::def_map{$next_tag}))
+ {
+ begin_deff_item($stack, $state);
+ }
+ }
+ }
+ else
+ { #FIXME @syncodeindex cp fn
+ # on a line should also end paragraphs.
+ if (/^\s*$/)
+ {
+ #ignore the line if it just follows a deff
+ return if ($state->{'deff'});
+
+ if ($state->{'paragraph'})
+ { # An empty line ends a paragraph
+ close_paragraph($text, $stack, $state, $line_nr);
+ add_prev($text, $stack, &$Texi2HTML::Config::empty_line($_));
+ return 1;
+ }
+ else
+ {
+ add_prev($text, $stack, &$Texi2HTML::Config::empty_line($_));
+ return 1;
+ }
+ }
+ else
+ {
+ #print STDERR "a line not empty and not in no paragraph format\n";
+ my $next_tag = next_tag($_);
+ if ($state->{'deff'} and !defined($Texi2HTML::Config::def_map{$next_tag}))
+ { # finish opening the deff, as this is not a deff tag, it can't be
+ # a deff macro with x
+ begin_deff_item($stack, $state);
+ }
+ #print STDERR "NEXT_TAG $next_tag:$_";
+ if (!no_paragraph($state,$_))
+ { # index entries, @html and @* don't trigger new paragraph beginning
+ # otherwise we begin a new paragraph
+ #print STDERR "begin paragraph\n";
+ begin_paragraph($stack, $state);
+ }
+ }
+ }
+
+ while(1)
+ {
+ # scan_line
+ #print STDERR "WHILE: $_";
+ #dump_stack($text, $stack, $state);
+ # we're in a raw format (html, tex if !L2H, verbatim)
+ if (defined($state->{'raw'}))
+ {
+ (dump_stack($text, $stack, $state), die "Bug for raw ($state->{'raw'})") if (! @$stack or ! ($stack->[-1]->{'style'} eq $state->{'raw'}));
+ if (s/^(.*?)\@end\s$state->{'raw'}$// or s/^(.*?)\@end\s$state->{'raw'}\s+//)
+ # don't protect html, it is done by Texi2HTML::Config::raw if needed
+ {
+ print STDERR "# end raw $state->{'raw'}\n" if ($T2H_DEBUG & $DEBUG_FORMATS);
+ add_prev ($text, $stack, $1);
+ my $style = pop @$stack;
+ if ($style->{'text'} !~ /^\s*$/)
+ {
+ if ($state->{'remove_texi'})
+ {
+ add_prev ($text, $stack, $style->{'text'});
+ }
+ elsif ($state->{'keep_texi'})
+ {
+ add_prev ($text, $stack, $style->{'text'} . "\@end $state->{'raw'}");
+ }
+ else
+ {
+ add_prev($text, $stack, &$Texi2HTML::Config::raw($style->{'style'}, $style->{'text'}));
+ }
+ }
+ if (!$state->{'keep_texi'} and !$state->{'remove_texi'})
+ {
+ # reopen preformatted if it was interrupted by the raw format
+ # if raw format is html the preformatted wasn't interrupted
+ begin_paragraph($stack, $state) if ($state->{'preformatted'} and (!$Texi2HTML::Config::format_in_paragraph{$state->{'raw'}}));
+ delete $state->{'raw'};
+ return if (/^\s*$/);
+ }
+ delete $state->{'raw'};
+ next;
+ }
+ else
+ {
+ print STDERR "#within raw $state->{'raw'}:$_" if ($T2H_DEBUG & $DEBUG_FORMATS);
+ add_prev ($text, $stack, $_);
+ last;
+ }
+ }
+
+ # we are within a @verb
+ if (defined($state->{'verb'}))
+ {
+ my $char = quotemeta($state->{'verb'});
+ if (s/^(.*?)$char\}/\}/)
+ {
+ if ($state->{'keep_texi'})
+ {
+ add_prev($text, $stack, $1 . $state->{'verb'});
+ $stack->[-1]->{'text'} = $state->{'verb'} . $stack->[-1]->{'text'};
+ }
+ elsif ($state->{'remove_texi'})
+ {
+ add_prev($text, $stack, $1);
+ }
+ else
+ {
+ add_prev($text, $stack, do_text($1, $state));
+ }
+ delete $state->{'verb'};
+ next;
+ }
+ else
+ {
+ add_prev($text, $stack, $_);
+ last;
+ }
+ }
+
+ # We handle now the end tags
+ if ($state->{'keep_texi'} and s/^([^{}@]*)\@end\s+([a-zA-Z]\w*)//)
+ {
+ my $end_tag = $2;
+ add_prev($text, $stack, $1 . "\@end $end_tag");
+ next;
+ }
+ elsif ($state->{'remove_texi'} and s/^([^{}@]*)\@end\s+([a-zA-Z]\w*)//)
+ {
+ add_prev($text, $stack, $1);
+ next;
+ }
+
+ if (s/^([^{}@,]*)\@end\s+([a-zA-Z]\w*)\s// or s/^([^{}@,]*)\@end\s+([a-zA-Z]\w*)$//)
+ {
+ add_prev($text, $stack, do_text($1, $state));
+ my $end_tag = $2;
+ #print STDERR "END_MACRO $end_tag\n";
+ #dump_stack ($text, $stack, $state);
+
+ # First we test if the stack is not empty.
+ # Then we test if the end tag is a format tag.
+ # If so, we close the styles.
+ # We then close paragraphs and preformatted at top of the stack.
+ # We handle the end tag (even when it was not the tag which appears
+ # on the top of the stack; in that case we close anything
+ # until that element)
+ $state->{'detailmenu'}-- if ($end_tag eq 'detailmenu' and $state->{'detailmenu'});
+ # FIXME handle in sub skip
+ next if (defined($Texi2HTML::Config::misc_command{"end $end_tag"}));
+ my $top_stack = top_stack($stack);
+ if (!$top_stack)
+ {
+ echo_error ("\@end $end_tag without corresponding opening", $line_nr);
+ add_prev($text, $stack, "\@end $end_tag");
+ next;
+ }
+
+ if (!$format_type{$end_tag})
+ {
+ echo_warn ("Unknown \@end $end_tag", $line_nr);
+ #warn "$ERROR Unknown \@end $end_tag\n";
+ add_prev($text, $stack, "\@end $end_tag");
+ next;
+ }
+ unless ($Texi2HTML::Config::format_in_paragraph{$end_tag})
+ {
+ close_paragraph($text, $stack, $state, $line_nr);
+ }
+
+ $top_stack = top_stack($stack);
+ if (!$top_stack or (!defined($top_stack->{'format'})))
+ {
+ echo_error ("\@end $end_tag without corresponding opening element", $line_nr);
+ add_prev($text, $stack, "\@end $end_tag");
+ next;
+ }
+ # Warn if the format on top of stack is not compatible with the
+ # end tag, and find the end tag.
+ unless (
+ ($top_stack->{'format'} eq $end_tag)
+ or
+ (
+ ($format_type{$end_tag} eq 'menu') and
+ (
+ ($top_stack->{'format'} eq 'menu_preformatted') or
+ ($top_stack->{'format'} eq 'menu_comment') or
+ ($top_stack->{'format'} eq 'menu_description')
+ )
+ ) or
+ (
+ ($end_tag eq 'multitable') and
+ (
+ ($top_stack->{'format'} eq 'cell') or
+ ($top_stack->{'format'} eq 'null')
+ )
+ ) or
+ (
+ ($format_type{$end_tag} eq 'list' ) and
+ ($top_stack->{'format'} eq 'item')
+ ) or
+ (
+ (
+ ($format_type{$end_tag} eq 'table') and
+ ($end_tag ne 'multitable')
+ ) and
+ (
+ ($top_stack->{'format'} eq 'term') or
+ ($top_stack->{'format'} eq 'line')
+ )
+ ) or
+ (
+ (defined($Texi2HTML::Config::def_map{$end_tag})) and
+ ($top_stack->{'format'} eq 'deff_item')
+ ) or
+ (
+ ($end_tag eq 'row') and
+ ($top_stack->{'format'} eq 'cell')
+ )
+ )
+ {
+ my $waited_format = $top_stack->{'format'};
+ $waited_format = $fake_format{$top_stack->{'format'}} if ($format_type{$top_stack->{'format'}} eq 'fake');
+ echo_error ("waiting for end of $waited_format, found \@end $end_tag", $line_nr);
+ close_stack($text, $stack, $state, $line_nr, undef, $end_tag);
+ # an empty preformatted may appear when closing things as
+ # when closed, formats reopen the preformatted environment
+ # in case there is some text following, but we know it isn't
+ # the case here, thus we can close paragraphs.
+ close_paragraph($text, $stack, $state);
+ my $new_top_stack = top_stack($stack);
+ next unless ($new_top_stack and defined($new_top_stack->{'format'}) and (($new_top_stack->{'format'} eq $end_tag)
+ or (($format_type{$new_top_stack->{'format'}} eq 'fake') and ($fake_format{$new_top_stack->{'format'}} eq $format_type{$end_tag}))));
+ }
+ # We should now be able to handle the format
+ if (defined($format_type{$end_tag}) and $format_type{$end_tag} ne 'fake')
+ {
+ end_format($text, $stack, $state, $end_tag, $line_nr);
+ }
+ else
+ { # this is a fake format, ie a format used internally, inside
+ # a real format. We do nothing, hoping the real format will
+ # get closed, closing the fake internal formats
+ #print STDERR "FAKE \@end $end_tag\n";
+ #add_prev($text, $stack, "\@end $end_tag");
+ }
+ next;
+ }
+ # This is a macro
+ #elsif (s/^([^{}@]*)\@([a-zA-Z]\w*|["'~\@\}\{,\.!\?\s\*\-\^`=:\/])//o)
+ elsif (s/^([^{},@]*)\@(["'~\@\}\{,\.!\?\s\*\-\^`=:\|\/])//o or s/^([^{}@,]*)\@([a-zA-Z]\w*)([\s\{\}\@])/$3/o or s/^([^{},@]*)\@([a-zA-Z]\w*)$//o)
+ {
+ add_prev($text, $stack, do_text($1, $state));
+ my $macro = $2;
+ #print STDERR "MACRO $macro\n";
+ #dump_stack ($text, $stack, $state);
+ # This is a macro added by close_stack to mark paragraph end
+ if ($macro eq 'end_paragraph')
+ {
+ my $top_stack = top_stack($stack);
+ if (!$top_stack or !$top_stack->{'format'}
+ or ($top_stack->{'format'} ne 'paragraph'))
+ {
+ print STDERR "Bug: end_paragraph but no paragraph to end\n";
+ dump_stack ($text, $stack, $state);
+ next;
+ }
+ s/^\s//;
+ my $paragraph = pop @$stack;
+ add_prev ($text, $stack, do_paragraph($paragraph->{'text'}, $state));
+ next;
+ }
+ # Handle macro added by close_stack to mark preformatted region end
+ elsif ($macro eq 'end_preformatted')
+ {
+ my $top_stack = top_stack($stack);
+ if (!$top_stack or !$top_stack->{'format'}
+ or ($top_stack->{'format'} ne 'preformatted'))
+ {
+ print STDERR "Bug: end_preformatted but no preformatted to end\n";
+ dump_stack ($text, $stack, $state);
+ next;
+ }
+ my $paragraph = pop @$stack;
+ s/^\s//;
+ add_prev ($text, $stack, do_preformatted($paragraph->{'text'}, $state));
+ next;
+ }
+ if (defined($Texi2HTML::Config::misc_command{$macro}))
+ {
+ # This strange condition is there because for an argument
+ # appearing on an @itemize line, appended to an @item
+ # we don't want to keep @c or @comment as otherwise it eats
+ # the line. Other commands could do that too but then the user
+ # deserves what he gets.
+ if (($state->{'keep_texi'} and
+ (!$state->{'check_item'} or ($macro ne 'c' and $macro ne 'comment')))
+ or $state->{'remove_texi'})
+ {
+ my ($line, $args);
+ ($_, $line, $args) = preserve_command($_, $macro);
+ if ($state->{'keep_texi'})
+ {
+ add_prev($text, $stack, $line);
+ }
+ next;
+ }
+ my $keep = $Texi2HTML::Config::misc_command{$macro}->{'keep'};
+ $_ = misc_command_text($_, $macro, $stack, $state, $text, $line_nr);
+ return unless (defined($_));
+ unless ($keep)
+ {
+ begin_paragraph($stack, $state) if
+ (!no_paragraph($state,$_));
+ next;
+ }
+ }
+# if ($macro eq 'sp')
+# {
+# my ($space1, $sp_number, $space2);
+# if (s/^(\s+)(\d+)(\s*)//)
+# {
+# $space1 = $1;
+# $sp_number = $2;
+# $space2 = $3;
+# }
+# elsif (s/(\s*)$//)
+# {
+# $space1 = $1;
+# $sp_number = '';
+# $space2 = '';
+# }
+# else
+# {
+# next if ($state->{'remove_texi'});
+# if ($state->{'keep_texi'})
+# {
+# add_prev($text, $stack, "\@$macro");
+# next;
+# }
+# echo_error ("\@$macro needs a numeric arg or no arg", $line_nr);
+# next;
+# }
+# next if ($state->{'remove_texi'});
+# if ($state->{'keep_texi'})
+# {
+# add_prev($text, $stack, "\@$macro" . $space1 . $sp_number . $space2);
+# next;
+# }
+# $sp_number = 1 if ($sp_number eq '');
+# add_prev($text, $stack, &$Texi2HTML::Config::sp($sp_number, $state->{'preformatted'}));
+# next;
+# }
+ #if ($macro eq 'verbatiminclude' or $macro eq 'listoffloats')
+ if ($macro eq 'listoffloats')
+ {
+ if ($state->{'keep_texi'})
+ {
+ if (s/(.*)//o)
+ {
+ add_prev($text, $stack, "\@$macro" . $1);
+ }
+ next;
+ }
+ return undef if ($state->{'remove_texi'});
+
+ if (s/^(\s+)(.*)//o)
+ {
+ my $arg = $2;
+# if ($macro eq 'verbatiminclude')
+# {
+# my $file = locate_include_file($arg);
+# if (defined($file))
+# {
+# if (!open(VERBINCLUDE, $file))
+# {
+# echo_warn ("Can't read file $file: $!",$line_nr);
+# }
+# else
+# {
+# my $verb_text = '';
+# while (my $line = <VERBINCLUDE>)
+# {
+# $verb_text .= $line;
+# }
+# add_prev($text, $stack, &$Texi2HTML::Config::raw('verbatim',$verb_text));
+# close VERBINCLUDE;
+# }
+# }
+# else
+# {
+# echo_error ("Can't find $arg, skipping", $line_nr);
+# }
+# }
+# elsif ($macro eq 'listoffloats')
+# {
+ my $style_id = cross_manual_line (normalise_space($arg));
+ my $style = substitute_line (&$Texi2HTML::Config::listoffloats_style($arg));
+ if (exists ($floats{$style_id}))
+ {
+ close_paragraph($text, $stack, $state, $line_nr);
+ my @listoffloats_entries = ();
+ foreach my $float (@{$floats{$style_id}->{'floats'}})
+ {
+ my $float_style = substitute_line(&$Texi2HTML::Config::listoffloats_float_style($arg, $float));
+ my $caption_lines = &$Texi2HTML::Config::listoffloats_caption($float);
+ my $caption = substitute_text({ 'multiple_pass' => 1 }, @$caption_lines);
+ push @listoffloats_entries, &$Texi2HTML::Config::listoffloats_entry($arg, $float, $float_style, $caption, href($float, $state->{'element'}->{'file'}));
+ }
+ add_prev($text, $stack, &$Texi2HTML::Config::listoffloats($arg, $style, \@listoffloats_entries));
+ }
+ else
+ {
+ echo_warn ("Unknown float style $arg", $line_nr);
+ }
+# }
+ }
+ else
+ {
+ echo_error ("Bad \@$macro line: $_", $line_nr);
+ }
+ return undef;
+ }
+ # This is a @macroname{...} construct. We add it on top of stack
+ # It will be handled when we encounter the '}'
+ if (s/^{//)
+ {
+ if ($macro eq 'verb')
+ {
+ if (/^$/)
+ {
+ # Allready warned
+ #warn "$ERROR verb at end of line";
+ }
+ else
+ {
+ s/^(.)//;
+ $state->{'verb'} = $1;
+ }
+ } #FIXME what to do if remove_texi and anchor/ref/footnote ?
+ elsif ($macro eq 'm_cedilla' and !$state->{'keep_texi'})
+ {
+ $macro = ',';
+ }
+ push (@$stack, { 'style' => $macro, 'text' => '', 'arg_nr' => 0 });
+ $state->{'no_paragraph'}++ if ($no_paragraph_macro{$macro});
+ open_arg($macro, 0, $state);
+ push (@{$state->{'style_stack'}}, $macro) if (defined($style_type{$macro}) and (($style_type{$macro} eq 'style') or ($style_type{$macro} eq 'accent')));
+ next;
+ }
+
+ # special case if we are checking items
+
+ if ($state->{'check_item'} and ($macro =~ /^itemx?$/ or $macro eq 'headitem'))
+ {
+ echo_error("\@$macro on \@$state->{'check_item'} line", $line_nr);
+ next;
+ }
+
+ # if we're keeping texi unmodified we can do it now
+ if ($state->{'keep_texi'})
+ {
+ # We treat specially formats accepting {} on command line
+ if ($macro eq 'multitable' or defined($Texi2HTML::Config::def_map{$macro}))
+ {
+ add_prev($text, $stack, "\@$macro" . $_);
+ $_ = '';
+ next;
+ }
+ # @ at the end of line may protect te end of line even when
+ # keeping texi
+ if ($macro eq "\n")
+ {
+ $state->{'end_of_line_protected'} = 1;
+ #print STDERR "PROTECTING END OF LINE\n";
+ }
+
+ add_prev($text, $stack, "\@$macro");
+ if ($text_macros{$macro} and $text_macros{$macro} eq 'raw')
+ {
+ $state->{'raw'} = $macro;
+ push (@$stack, {'style' => $macro, 'text' => ''});
+ }
+ next;
+ }
+ # If we are removing texi, the following macros are not removed
+ # as is but modified
+
+ # a raw macro beginning
+ if ($text_macros{$macro} and $text_macros{$macro} eq 'raw')
+ {
+ if (!$Texi2HTML::Config::format_in_paragraph{$macro})
+ { # close paragraph before verbatim (and tex if !L2H)
+ close_paragraph($text, $stack, $state, $line_nr);
+ }
+ $state->{'raw'} = $macro;
+ push (@$stack, {'style' => $macro, 'text' => ''});
+ return if (/^\s*$/);
+ next;
+ }
+ my $simple_macro = 1;
+ # An accent macro
+ if (exists($Texi2HTML::Config::accent_map{$macro}))
+ {
+ if (s/^(\S)//o)
+ {
+ add_prev($text, $stack, do_simple($macro, $1, $state, [ $1 ], $line_nr));
+ }
+ else
+ { # The accent is at end of line
+ add_prev($text, $stack, do_text($macro, $state));
+ }
+ }
+ # an @-command which should be like @command{}. We handle it...
+ elsif ($things_map_ref->{$macro})
+ {
+ echo_warn ("$macro requires {}", $line_nr);
+ add_prev($text, $stack, do_simple($macro, '', $state));
+ }
+ # an @-command like @command
+ elsif (defined($simple_map_ref->{$macro}))
+ {
+ add_prev($text, $stack, do_simple($macro, '', $state));
+ }
+ else
+ {
+ $simple_macro = 0;
+ }
+ if ($simple_macro)
+ {# if the macro didn't triggered a paragraph start it might now
+ begin_paragraph($stack, $state) if
+ ($no_line_macros{$macro} and !no_paragraph($state,$_));
+ next;
+ }
+ # the following macros are not modified but just ignored
+ # if we are removing texi
+ if ($macro =~ /^tex_(\d+)$/o)
+ {
+ add_prev($text, $stack, Texi2HTML::LaTeX2HTML::do_tex($1));
+ next;
+ }
+ if ($state->{'remove_texi'})
+ {
+ if ((($macro =~ /^(\w+?)index$/) and ($1 ne 'print')) or
+ ($macro eq 'itemize') or ($macro =~ /^(|v|f)table$/)
+ or ($macro eq 'multitable') or ($macro eq 'quotation'))
+ {
+ return;
+ }
+ elsif ($macro eq 'enumerate')
+ {
+ my $spec;
+ ($_, $spec) = parse_enumerate ($_);
+ return if (/^\s*$/);
+ next;
+ }
+ elsif (defined($Texi2HTML::Config::def_map{$macro}))
+ {
+ my ($style, $category, $name, $type, $class, $arguments);
+ ($style, $category, $name, $type, $class, $arguments) = parse_def($macro, $_, $line_nr);
+ # FIXME maybe a call to substitute_line with state would
+ # be better ?
+ $category = remove_texi($category) if (defined($category));
+ # FIXME -- --- ''... should be protected (not by makeinfo)
+ $name = remove_texi($name) if (defined($name));
+ # FIXME -- --- ''... should be protected (not by makeinfo)
+ $type = remove_texi($type) if (defined($type));
+ # FIXME -- --- ''... should be protected (not by makeinfo)
+ $class = remove_texi($class) if (defined($class));
+ # FIXME -- --- ''... should be protected
+ $arguments = remove_texi($arguments) if (defined($arguments));
+ chomp($arguments);
+ add_prev($text, $stack, &$Texi2HTML::Config::def_line_no_texi($category, $name, $type, $arguments));
+ return;
+ }
+ next;
+ }
+ if (($macro =~ /^(\w+?)index$/) and ($1 ne 'print'))
+ {
+ add_prev($text, $stack, do_index_entry_label($state,$line_nr));
+ return;
+ }
+ # a macro which triggers paragraph closing
+ if ($macro eq 'insertcopying')
+ {
+ close_paragraph($text, $stack, $state, $line_nr);
+ add_prev($text, $stack, do_insertcopying($state));
+ # reopen a preformatted format if it was interrupted by the macro
+ begin_paragraph ($stack, $state) if ($state->{'preformatted'});
+ return;
+ }
+ if ($macro =~ /^itemx?$/ or ($macro eq 'headitem'))
+ {
+ #print STDERR "ITEM: $_";
+ #dump_stack($text, $stack, $state);
+ # these functions return true if the context was their own
+ abort_empty_preformatted($stack, $state);
+ # FIXME let the user be able not to close the paragraph
+ close_paragraph($text, $stack, $state, $line_nr);
+ my $format;
+ if ($format = add_item($text, $stack, $state, $line_nr, $_))
+ { # handle lists
+ }
+ elsif ($format = add_term($text, $stack, $state, $line_nr))
+ {# handle table
+ }
+ elsif ($format = add_line($text, $stack, $state, $line_nr))
+ {# handle table
+ }
+ if ($format)
+ {
+ if (defined($format->{'appended'}))
+ {
+ $_ = $format->{'appended'} . ' ' . $_ if ($format->{'appended'} ne '');
+ }
+ if (defined($format->{'command'}))
+ {
+ open_arg($format->{'command'},0, $state);
+ }
+ next;
+ }
+ $format = add_row ($text, $stack, $state, $line_nr); # handle multitable
+ unless ($format)
+ {
+ echo_warn ("\@$macro outside of table or list", $line_nr);
+ next;
+ }
+ push @$stack, {'format' => 'row', 'text' => '', 'item_cmd' => $macro };
+ if ($format->{'max_columns'})
+ {
+ push @$stack, {'format' => 'cell', 'text' => ''};
+ $format->{'cell'} = 1;
+
+ if (!no_paragraph($state,$_) or automatic_preformatted($state,$macro))
+ {
+ begin_paragraph($stack, $state);
+ }
+ }
+ else
+ {
+ echo_warn ("\@$macro in empty multitable", $line_nr);
+ }
+ next;
+ }
+ if ($macro eq 'tab')
+ {
+ # FIXME let the user be able not to close the paragraph
+ abort_empty_preformatted($stack, $state);
+ close_paragraph($text, $stack, $state, $line_nr);
+ my $format = add_cell ($text, $stack, $state);
+ #print STDERR "tab, $format->{'cell'}, max $format->{'max_columns'}\n";
+ if (!$format)
+ {
+ echo_warn ("\@tab outside of multitable", $line_nr);
+ #warn "$WARN \@tab outside of multitable\n";
+ }
+ elsif (!$format->{'max_columns'})
+ {
+ echo_warn ("\@$macro in empty multitable", $line_nr);
+ #warn "$WARN \@$macro in empty multitable\n";
+ push @$stack, {'format' => 'null', 'text' => ''};
+ next;
+ }
+ elsif ($format->{'cell'} > $format->{'max_columns'})
+ {
+ echo_warn ("too much \@$macro (multitable has only $format->{'max_columns'} column(s))", $line_nr);
+ #warn "$WARN cell over table width\n";
+ push @$stack, {'format' => 'null', 'text' => ''};
+ next;
+ }
+ else
+ {
+ push @$stack, {'format' => 'cell', 'text' => ''};
+ }
+ if (!no_paragraph($state,$_) or automatic_preformatted($state,$macro))
+ {
+ begin_paragraph($stack, $state);
+ }
+ next;
+ }
+ # Macro opening a format (table, list, deff, example...)
+ if ($format_type{$macro} and ($format_type{$macro} ne 'fake'))
+ {
+ unless ($Texi2HTML::Config::format_in_paragraph{$macro})
+ {
+ close_paragraph($text, $stack, $state, $line_nr);
+ }
+ #print STDERR "begin $macro\n";
+ # A deff like macro
+ if (defined($Texi2HTML::Config::def_map{$macro}))
+ {
+ if ($state->{'deff'} and ("$state->{'deff'}->{'command'}x" eq $macro))
+ {
+ $macro =~ s/x$//o;
+ #print STDERR "DEFx $macro\n";
+ }
+ else
+ {
+ # The previous @def command isn't the same @def
+ # command. We begin the item for the previous @def
+ # command and immediatly open the new one.
+ begin_deff_item($stack, $state, 1) if ($state->{'deff'});
+ $macro =~ s/x$//o;
+ #print STDERR "DEF begin $macro\n";
+ push @$stack, { 'format' => $macro, 'text' => '' };
+ }
+ #print STDERR "BEGIN_DEFF $macro\n";
+ #dump_stack ($text, $stack, $state);
+ $state->{'deff'}->{'command'} = $macro;
+ my ($style, $category, $name, $type, $class, $arguments);
+ #($style, $category, $name, $type, $class, $arguments) = parse_def($macro, $_, $line_nr);
+ ($style, $category, $name, $type, $class, $_) = parse_def($macro, $_, $line_nr);
+ #print STDERR "AFTER parse_def $_";
+ # duplicate_state ?
+ #$category = substitute_line($category) if (defined($category));
+ $state->{'deff'}->{'style'} = $style;
+ $state->{'deff'}->{'category'} = substitute_line($category) if (defined($category));
+ # FIXME -- --- ''... should be protected (not by makeinfo)
+ #$name = substitute_line($name) if (defined($name));
+ $state->{'deff'}->{'name'} = substitute_line($name) if (defined($name));
+ # FIXME -- --- ''... should be protected (not by makeinfo)
+ #$type = substitute_line($type) if (defined($type));
+ $state->{'deff'}->{'type'} = substitute_line($type) if (defined($type));
+ # FIXME -- --- ''... should be protected (not by makeinfo)
+ #$class = substitute_line($class) if (defined($class));
+ $state->{'deff'}->{'class'} = substitute_line($class) if (defined($class));
+ # FIXME -- --- ''... should be protected
+ open_cmd_line($stack, $state, ['keep'], \&do_def_line);
+ next;
+ #$arguments = substitute_line($arguments) if (defined($arguments));
+ #$category = &$Texi2HTML::Config::definition_category($category, $class, $style);
+ #if (! $category) # category cannot be 0
+ #{
+ # echo_warn("Bad definition line $_", $line_nr);
+ # return;
+ #}
+ #my $index_label = main::do_index_entry_label ($state) if ($name ne '');
+ #add_prev ($text, $stack, &$Texi2HTML::Config::def_line($category, $name, $type, $arguments, $index_label));
+ #return;
+ }
+ elsif ($format_type{$macro} eq 'menu')
+ {
+ # if we are allready in a menu we must close it first
+ # in order to close the menu comments and entries
+ close_menu($text, $stack, $state, $line_nr);
+ $state->{'menu'}++;
+ push @$stack, { 'format' => $macro, 'text' => '' };
+ if ($state->{'preformatted'})
+ {
+ # Start a fake complex format in order to have a given pre style
+ $state->{'preformatted'}++;
+ push @$stack, { 'format' => 'menu_preformatted', 'text' => '', 'pre_style' => $Texi2HTML::Config::MENU_PRE_STYLE };
+ push @{$state->{'preformatted_stack'}}, {'pre_style' => $Texi2HTML::Config::MENU_PRE_STYLE, 'class' => 'menu-preformatted' };
+ }
+ }
+ elsif (exists ($Texi2HTML::Config::complex_format_map->{$macro}))
+ {
+ $state->{'preformatted'}++;
+ my $format = { 'format' => $macro, 'text' => '', 'pre_style' => $Texi2HTML::Config::complex_format_map->{$macro}->{'pre_style'} };
+ push @{$state->{'preformatted_stack'}}, {'pre_style' =>$Texi2HTML::Config::complex_format_map->{$macro}->{'pre_style'}, 'class' => $macro };
+ push @$stack, $format;
+ unless ($Texi2HTML::Config::format_in_paragraph{$macro})
+ {
+ begin_paragraph($stack, $state);
+ }
+ }
+ elsif ($Texi2HTML::Config::paragraph_style{$macro})
+ {
+ # if there are only spaces after the @center, then the end
+ # of line has allready been removed and the code triggered
+ # by end of line for @center closing won't be called.
+ # thus we don't open it (opening @center means pushing it
+ # on the paragraph_style stack)
+ next if (($macro eq 'center') and /^\s*$/);
+ push @{$state->{'paragraph_style'}}, $macro;
+ push (@$stack, { 'format' => $macro, 'text' => '' }) unless ($macro eq 'center');
+ if (!no_paragraph($state,$_) or automatic_preformatted($state,$macro))
+ {
+ begin_paragraph($stack, $state);
+ }
+ }
+ elsif (($format_type{$macro} eq 'list') or ($format_type{$macro} eq 'table'))
+ {
+ my $format;
+ #print STDERR "BEGIN $macro\n";
+ #dump_stack($text, $stack, $state);
+ if (($macro eq 'itemize') or ($macro =~ /^(|v|f)table$/))
+ {
+ my $command;
+ my $appended;
+ ($appended, $command) = parse_format_command($_,$macro);
+ $format = { 'format' => $macro, 'text' => '', 'command' => $command, 'appended' => $appended, 'term' => 0 };
+ $_ = '';
+ }
+ elsif ($macro eq 'enumerate')
+ {
+ my $spec;
+ ($_, $spec) = parse_enumerate ($_);
+ $spec = 1 if (!defined($spec));
+ $format = { 'format' => $macro, 'text' => '', 'spec' => $spec, 'item_nr' => 0 };
+ }
+ elsif ($macro eq 'multitable')
+ {
+ my $max_columns = parse_multitable ($_, $line_nr);
+ if (!$max_columns)
+ {
+ echo_warn ("empty multitable", $line_nr);
+ #warn "$WARN empty multitable\n";
+ $max_columns = 0;
+ }
+ $format = { 'format' => $macro, 'text' => '', 'max_columns' => $max_columns, 'cell' => 1 };
+ }
+ $format->{'first'} = 1;
+ $format->{'paragraph_number'} = 0;
+ push @$stack, $format;
+ push @{$state->{'format_stack'}}, $format;
+ if ($macro =~ /^(|v|f)table$/)
+ {
+ push @$stack, { 'format' => 'line', 'text' => ''};
+ }
+ elsif ($macro eq 'multitable')
+ {
+ if ($format->{'max_columns'})
+ {
+ push @$stack, { 'format' => 'row', 'text' => '', 'item_cmd' => $macro };
+ push @$stack, { 'format' => 'cell', 'text' => ''};
+ }
+ else
+ {
+ # multitable without row... We use the special null
+ # format which content is ignored
+ push @$stack, { 'format' => 'null', 'text' => ''};
+ push @$stack, { 'format' => 'null', 'text' => ''};
+ }
+ }
+ if ($format_type{$macro} eq 'list')
+ {
+ push @$stack, { 'format' => 'item', 'text' => ''};
+ }
+ if (($macro ne 'multitable') and
+ !no_paragraph($state,$_) or automatic_preformatted($state,$macro))
+ {
+ begin_paragraph($stack, $state);
+ }
+ return if ($format_type{$macro} eq 'table' or $macro eq 'itemize');
+ }
+ elsif ($macro eq 'float' or $macro eq 'quotation')
+ {
+ push @$stack, {'format' => $macro, 'text' => '' };
+ if ($macro eq 'float')
+ {
+ open_cmd_line($stack, $state, ['keep','keep'], \&do_float_line);
+ }
+ elsif ($macro eq 'quotation')
+ {
+ open_cmd_line($stack, $state, ['keep','keep'], \&do_quotation_line);
+ }
+ #print STDERR "Begin cmd_line\n";
+ #dump_stack($text, $stack, $state);
+ next;
+ }
+ # keep this one at the end as there are some other formats
+ # which are also in format_map
+ elsif (defined($Texi2HTML::Config::format_map{$macro}) or ($format_type{$macro} eq 'cartouche'))
+ {
+ push @$stack, { 'format' => $macro, 'text' => '' };
+ if (!no_paragraph($state,$_) or automatic_preformatted($state,$macro))
+ {
+ begin_paragraph($stack, $state);
+ }
+ }
+ return if (/^\s*$/);
+ next;
+ }
+ $_ = do_unknown ($macro, $_, $text, $stack, $state, $line_nr);
+ next;
+ }
+ elsif(s/^([^{}@,]*)\@([^\s\}\{\@]*)//o)
+ { # A macro with a character which shouldn't appear in macro name
+ add_prev($text, $stack, do_text($1, $state));
+ $_ = do_unknown ($2, $_, $text, $stack, $state, $line_nr);
+ #add_prev($text, $stack, do_text($1 ."\@$2", $state));
+ next;
+ }
+ elsif (s/^([^{},]*)([{}])//o or ($state->{'cmd_line'} and /^([^{},]*)$/))
+ {
+ my $leading_text = $1;
+ my $brace = $2;
+ if (!defined($brace))#in a command line
+ {
+ if (/^$/ and $state->{'end_of_line_protected'} and $state->{'deff'})
+ {
+ return;
+ }
+ chomp $leading_text;
+ }
+ # a brace closed, at the end of line. If in cmd_line we remove
+ # the end of line, such that the end of line is detected
+ elsif ($state->{'cmd_line'} and /^$/)
+ {
+ chomp $_;
+ }
+ add_prev($text, $stack, do_text($leading_text, $state));
+#if ($state->{'cmd_line'}){print STDERR "CMD_LINE\n"; dump_stack($text, $stack, $state);}
+ if (defined($brace) and ($brace eq '{'))
+ {
+ add_prev($text, $stack, '{');
+ unless ($state->{'keep_texi'} or $state->{'remove_texi'})
+ {
+ echo_error ("'{' without macro before: $_", $line_nr);
+ }
+ }
+ else
+ { # A @macroname{ ...} is closed
+ if (@$stack and defined($stack->[-1]->{'style'}))
+ {
+ my $macro = $stack->[-1]->{'style'};
+ if (($macro eq 'cmd_line') and $brace and ($brace eq '}'))
+ {
+ add_prev($text, $stack, '}');
+ unless ($state->{'keep_texi'} or $state->{'remove_texi'})
+ {
+ echo_error ("A '}' without opening '{' before: $_", $line_nr);
+ }
+ next;
+ }
+ my $style = pop @$stack;
+ my $result;
+ if (ref($style_map_ref->{$macro}) eq 'HASH')
+ {
+ push (@{$style->{'args'}}, $style->{'text'});
+ $style->{'fulltext'} .= $style->{'text'};
+ my $number = 0;
+ #foreach my $arg(@{$style->{'args'}})
+ #{
+ #print STDERR " $number: $arg\n";
+ # $number++;
+ #}
+ $style->{'text'} = $style->{'fulltext'};
+ $state->{'keep_texi'} = 0 if (#$state->{'keep_texi'}
+ ($style_map_ref->{$macro}->{'args'}->[$style->{'arg_nr'}] eq 'keep')
+ and ($state->{'keep_nr'} == 1));
+ }
+ $state->{'no_paragraph'}-- if ($no_paragraph_macro{$macro});
+ if ($macro)
+ {
+ $style->{'no_close'} = 1 if ($state->{'no_close'});
+ if ($state->{'keep_texi'})
+ { # don't expand macros in anchor and ref
+ close_arg ($macro, $style->{'arg_nr'}, $state);
+ $result = '@' . $macro . '{' . $style->{'text'} . '}';
+ }
+ else
+ {
+ if ($style_map_ref->{$macro} and !$style->{'no_close'} and (defined($style_type{'$macro'})) and (($style_type{'$macro'} eq 'style') or ($style_type{'$macro'} eq 'accent')))
+ {
+ my $style = pop @{$state->{'style_stack'}};
+ print STDERR "Bug: $style on 'style_stack', not $macro\n" if ($style ne $macro);
+ }
+ $result = do_simple($macro, $style->{'text'}, $state, $style->{'args'}, $line_nr, $style->{'no_open'}, $style->{'no_close'});
+ if ($state->{'code_style'} < 0)
+ {
+ echo_error ("Bug: negative code_style: $state->{'code_style'}, line:$_", $line_nr);
+ }
+ }
+ }
+ else
+ {
+ #$result = $style->{'text'} . '}';
+ print STDERR "Bug: empty style in pass_text\n";
+ }
+ add_prev($text, $stack, $result);
+ if ($state->{'cmd_line'} and ($style->{'style'} eq 'cmd_line'))
+ {
+ if ($state->{'deff'})
+ {
+#print STDERR "DO DEFF $state->{'deff'}->{'command'} $state->{'deff'}->{'arguments'}\n";
+ my $def_style = $state->{'deff'}->{'style'};
+ my $category = $state->{'deff'}->{'category'};
+ my $class = $state->{'deff'}->{'class'};
+ my $type = $state->{'deff'}->{'type'};
+ my $name = $state->{'deff'}->{'name'};
+ #my $arguments = $state->{'deff'}->{'arguments'};
+ my $arguments;
+ $arguments = substitute_line($state->{'deff'}->{'arguments'}) if (defined($state->{'deff'}->{'arguments'}));
+
+ $category = &$Texi2HTML::Config::definition_category($category, $class, $def_style);
+ if (! $category) # category cannot be 0
+ {
+ echo_warn("Bad definition line $_", $line_nr);
+ delete $state->{'cmd_line'};
+ return '';
+ }
+ my $index_label = do_index_entry_label ($state,$line_nr) if ($name ne '');
+ add_prev($text, $stack, &$Texi2HTML::Config::def_line($category, $name, $type, $arguments, $index_label));
+ }
+ else
+ # we've got to mark paragraph here as the following
+ # line will determine whether or not we open a paragraph
+ {
+ $state->{'open_paragraph'} = 1;
+ }
+ delete $state->{'cmd_line'};
+ $state->{'no_paragraph'}--;
+ return;
+ }
+ next;
+ }
+ else
+ {
+ echo_error("'}' without opening '{' before: $_", $line_nr);
+ # we cannot be in cmd_line as the stack is empty
+ if ($state->{'cmd_line'})
+ {
+ print STDERR "Bug: state->{'cmd_line'} true but stack empty\n";
+ dump_stack($text, $stack, $state);
+ delete $state->{'cmd_line'};
+ }
+ add_prev($text, $stack, '}') if ($state->{'keep_texi'});
+ }
+ }
+ }
+ elsif (s/^([^,]*)([,])//o)
+ {
+ add_prev($text, $stack, do_text($1, $state));
+ my $comma = $2;
+ if ($state->{'cmd_line'} and !@$stack)
+ {
+ print STDERR "Bug: state->{'cmd_line'} = $state->{'cmd_line'} but no stack\n";
+ dump_stack($text, $stack, $state);
+ }
+ if (@$stack and defined($stack->[-1]->{'style'})
+ and (ref($style_map_ref->{$stack->[-1]->{'style'}}) eq 'HASH'))
+ {
+ my $macro = $stack->[-1]->{'style'};
+ my $style_args = $style_map_ref->{$macro}->{'args'};
+ if (defined($style_args->[$stack->[-1]->{'arg_nr'} + 1]))
+ {
+ push (@{$stack->[-1]->{'args'}}, $stack->[-1]->{'text'});
+ $stack->[-1]->{'fulltext'} .= $stack->[-1]->{'text'} . do_text(',', $state);
+ $stack->[-1]->{'text'} = '';
+ close_arg ($macro, $stack->[-1]->{'arg_nr'}, $state);
+ $stack->[-1]->{'arg_nr'}++;
+ open_arg ($macro, $stack->[-1]->{'arg_nr'}, $state);
+ next;
+ }
+ }
+ add_prev($text, $stack, do_text(',', $state));
+ }
+ else
+ { # no macro nor '}', but normal text
+ add_prev($text, $stack, do_text($_, $state));
+ #print STDERR "END LINE: $_";
+ #dump_stack($text, $stack, $state);
+
+ # @item line is closed by end of line
+ add_term($text, $stack, $state, $line_nr);
+ # FIXME test @center @item and @item @center
+ if ($state->{'paragraph_style'}->[-1] eq 'center' and !$state->{'close_stack'})
+ {
+ close_paragraph($text, $stack, $state, $line_nr);
+ pop @{$state->{'paragraph_style'}};
+ #$_ = $/ if (chomp($_));
+ $_ = '';
+ next;
+ }
+ last;
+ }
+ }
+ return 1;
+}
+
+sub open_arg($$$)
+{
+ my $macro = shift;
+ my $arg_nr = shift;
+ my $state = shift;
+ if (ref($style_map_ref->{$macro}) eq 'HASH')
+ {
+ my $arg = $style_map_ref->{$macro}->{'args'}->[$arg_nr];
+ if ($arg eq 'code' and !$state->{'keep_texi'})
+ {
+ $state->{'code_style'}++;
+ }
+ elsif ($arg eq 'keep')
+ {
+ $state->{'keep_nr'}++;
+ $state->{'keep_texi'} = 1;
+ }
+ }
+ elsif ($code_style_map{$macro} and !$state->{'keep_texi'})
+ {
+ $state->{'code_style'}++;
+ }
+}
+
+sub close_arg($$$)
+{
+ my $macro = shift;
+ my $arg_nr = shift;
+ my $state = shift;
+ if (ref($style_map_ref->{$macro}) eq 'HASH')
+ {
+ my $arg = $style_map_ref->{$macro}->{'args'}->[$arg_nr];
+ if ($arg eq 'code' and !$state->{'keep_texi'})
+ {
+ $state->{'code_style'}--;
+ }
+ elsif ($arg eq 'keep')
+ {
+ $state->{'keep_nr'}--;
+ $state->{'keep_texi'} = 0 if ($state->{'keep_nr'} == 0);
+ }
+#print STDERR "c $arg_nr $macro $arg $state->{'code_style'}\n";
+ }
+ elsif ($code_style_map{$macro} and !$state->{'keep_texi'})
+ {
+ $state->{'code_style'}--;
+ }
+}
+
+sub open_cmd_line($$$$)
+{
+ my $stack = shift;
+ my $state = shift;
+ my $args = shift;
+ my $function = shift;
+ push @$stack, {'style' => 'cmd_line', 'text' => '', 'arg_nr' => 0};
+ foreach my $hash (\%Texi2HTML::Config::style_map, \%Texi2HTML::Config::style_map_pre, \%Texi2HTML::Config::style_map_texi, \%Texi2HTML::Config::unformatted_text_style_map_texi)
+ {
+ $hash->{'cmd_line'}->{'args'} = $args;
+ $hash->{'cmd_line'}->{'function'} = $function;
+ }
+ $state->{'no_paragraph'}++;
+ open_arg ('cmd_line', 0, $state);
+ $state->{'cmd_line'} = 1;
+}
+
+sub get_value($)
+{
+ my $value = shift;
+ return $value{$value} if ($value{$value});
+ return "No value for $value";
+}
+
+sub add_term($$$$;$)
+{
+ my $text = shift;
+ my $stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+ my $end = shift;
+ return unless (exists ($state->{'format_stack'}));
+ my $format = $state->{'format_stack'}->[-1];
+ return unless (($format_type{$format->{'format'}} eq 'table') and ($format->{'format'} ne 'multitable' ) and $format->{'term'});
+ #print STDERR "ADD_TERM\n";
+ # we set 'term' = 0 early such that if we encounter an end of line
+ # during close_stack we don't try to do the term once more
+ $state->{'format_stack'}->[-1]->{'term'} = 0;
+ $format->{'paragraph_number'} = 0;
+ # no <pre> allowed in <dt>, thus it is possible there is a @t added
+ # to have teletype in preformatted.
+ if ($state->{'preformatted'} and $stack->[-1]->{'style'} and ($stack->[-1]->{'style'} eq 't'))
+ {
+ my $style = pop @$stack;
+ add_prev($text, $stack, do_simple($style->{'style'}, $style->{'text'}, $state, [$style->{'text'}]));
+ }
+
+ #dump_stack($text, $stack, $state);
+ close_stack($text, $stack, $state, $line_nr, undef, 'term');
+ my $term = pop @$stack;
+ my $command_formatted;
+ chomp ($term->{'text'});
+ if (exists($style_map_ref->{$format->{'command'}}) and
+ !exists($Texi2HTML::Config::special_list_commands{$format->{'format'}}->{$format->{'command'}}) and ($style_type{$format->{'command'}} eq 'style'))
+ {
+ my $leading_spaces = '';
+ my $trailing_spaces = '';
+ $term->{'text'} =~ s/^(\s*)//;
+ $leading_spaces = $1 if (defined($1));
+ $term->{'text'} =~ s/(\s*)$//;
+ $trailing_spaces = $1 if (defined($1));
+ $term->{'text'} = do_simple($format->{'command'}, $term->{'text'}, $state, [$term->{'text'}]);
+ $term->{'text'} = $leading_spaces. $term->{'text'} .$trailing_spaces;
+ }
+ elsif (exists($things_map_ref->{$format->{'command'}}))
+ {
+ $command_formatted = do_simple($format->{'command'}, '', $state);
+ }
+ my $index_label;
+ if ($format->{'format'} =~ /^(f|v)/)
+ {
+ $index_label = do_index_entry_label($state,$line_nr);
+ print STDERR "Bug: no index entry for $text" unless defined($index_label);
+ }
+ add_prev($text, $stack, &$Texi2HTML::Config::table_item($term->{'text'}, $index_label,$format->{'format'},$format->{'command'}, $command_formatted));
+ #add_prev($text, $stack, &$Texi2HTML::Config::table_item($term->{'text'}, $index_entry, $state));
+ unless ($end)
+ {
+ push (@$stack, { 'format' => 'line', 'text' => '' });
+ begin_paragraph($stack, $state) if ($state->{'preformatted'});
+ }
+ return $format;
+}
+
+sub add_row($$$$)
+{
+ my $text = shift;
+ my $stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+ my $format = $state->{'format_stack'}->[-1];
+ return unless ($format->{'format'} eq 'multitable');
+ if ($format->{'cell'} > $format->{'max_columns'})
+ {
+ close_stack($text, $stack, $state, $line_nr, undef, 'null');
+ pop @$stack;
+ }
+ unless ($format->{'max_columns'})
+ { # empty multitable
+ pop @$stack; # pop 'row'
+ return $format;
+ }
+ if ($format->{'first'})
+ { # first row
+ $format->{'first'} = 0;
+ #dump_stack($text, $stack, $state);
+ #if ($stack->[-1]->{'format'} and ($stack->[-1]->{'format'} eq 'paragraph') and ($stack->[-1]->{'text'} =~ /^\s*$/) and ($format->{'cell'} == 1))
+ if ($stack->[-1]->{'format'} and ($stack->[-1]->{'format'} eq 'cell') and ($stack->[-1]->{'text'} =~ /^\s*$/) and ($format->{'cell'} == 1))
+ {
+ pop @$stack;
+ pop @$stack;
+ #pop @$stack;
+ return $format;
+ }
+ }
+ add_cell($text, $stack, $state);
+ my $row = pop @$stack;
+ add_prev($text, $stack, &$Texi2HTML::Config::row($row->{'text'}, $row->{'item_cmd'}));
+ return $format;
+}
+
+sub add_cell($$$$)
+{
+ my $text = shift;
+ my $stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+ my $format = $state->{'format_stack'}->[-1];
+ return unless ($format->{'format'} eq 'multitable');
+ if ($format->{'cell'} <= $format->{'max_columns'})
+ {
+ close_stack($text, $stack, $state, $line_nr, undef, 'cell');
+ my $cell = pop @$stack;
+ my $row = top_stack($stack);
+ print STDERR "Bug: top_stack of cell not a row\n" if (!defined($row) or !defined($row->{'format'}) or ($row->{'format'} ne 'row'));
+ add_prev($text, $stack, &$Texi2HTML::Config::cell($cell->{'text'}, $row->{'item_cmd'}));
+ $format->{'cell'}++;
+ }
+ return $format;
+}
+
+sub add_line($$$$;$)
+{
+ my $text = shift;
+ my $stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+ my $end = shift;
+ my $format = $state->{'format_stack'}->[-1];
+ return unless ($format_type{$format->{'format'}} eq 'table' and ($format->{'format'} ne 'multitable') and ($format->{'term'} == 0));
+ #print STDERR "ADD_LINE\n";
+ #dump_stack($text, $stack, $state);
+ # as in pre the end of line are kept, we must explicitely abort empty
+ # preformatted, close_stack doesn't abort the empty preformatted regions.
+ abort_empty_preformatted($stack, $state) if ($format->{'first'});
+ close_stack($text, $stack, $state, $line_nr, undef, 'line');
+ my $line = pop @$stack;
+ $format->{'paragraph_number'} = 0;
+ my $first = 0;
+ $first = 1 if ($format->{'first'});
+ if ($first)
+ {
+ $format->{'first'} = 0;
+ # we must have <dd> or <dt> following <dl> thus we do a
+ # &$Texi2HTML::Config::table_line here too, although it could have been nice to
+ # have a normal paragraph.
+ add_prev($text, $stack, &$Texi2HTML::Config::table_line($line->{'text'})) if ($line->{'text'} =~ /\S/o);
+ }
+ else
+ {
+ add_prev($text, $stack, &$Texi2HTML::Config::table_line($line->{'text'}));
+ }
+ unless($end)
+ {
+ push (@$stack, { 'format' => 'term', 'text' => '' });
+ # we cannot have a preformatted in table term (no <pre> in <dt>)
+ # thus we set teletyped style @t if there is no pre_style
+ push (@$stack, { 'style' => 't', 'text' => '' }) if ($state->{'preformatted'} and (!$state->{'preformatted_stack'}->[-1]->{'pre_style'}));
+ #push (@$stack, { 'style' => $format->{'command'}, 'text' => $format->{'appended'} });
+ }
+ $format->{'term'} = 1;
+ return $format;
+}
+
+sub add_item($$$$;$)
+{
+ my $text = shift;
+ my $stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+ my $line = shift;
+ my $end = shift;
+ my $format = $state->{'format_stack'}->[-1];
+ return unless ($format_type{$format->{'format'}} eq 'list');
+ #print STDERR "ADD_ITEM: \n";
+ # as in pre the end of line are kept, we must explicitely abort empty
+ # preformatted, close_stack doesn't do that.
+ abort_empty_preformatted($stack, $state) if ($format->{'first'});
+ close_stack($text, $stack, $state, $line_nr, undef, 'item');
+ $format->{'paragraph_number'} = 0;
+ if ($format->{'format'} eq 'enumerate')
+ {
+ $format->{'number'} = '';
+ my $spec = $format->{'spec'};
+ $format->{'item_nr'}++;
+ if ($spec =~ /^[0-9]$/)
+ {
+ $format->{'number'} = $spec + $format->{'item_nr'} - 1;
+ }
+ else
+ {
+ my $base_letter = ord('a');
+ $base_letter = ord('A') if (ucfirst($spec) eq $spec);
+
+ my @letter_ords = decompose(ord($spec) - $base_letter + $format->{'item_nr'} - 1, 26);
+ foreach my $ord (@letter_ords)
+ {#FIXME? we go directly to 'ba' after 'z', and not 'aa'
+ #because 'ba' is 1,0 and 'aa' is 0,0.
+ $format->{'number'} = chr($base_letter + $ord) . $format->{'number'};
+ }
+ }
+ }
+
+ #dump_stack ($text, $stack, $state);
+ my $item = pop @$stack;
+ # the element following ol or ul must be li. Thus even though there
+ # is no @item we put a normal item.
+
+ # don't do an item if it is the first and it is empty
+ if (!$format->{'first'} or ($item->{'text'} =~ /\S/o))
+ {
+ my $formatted_command;
+ if (defined($format->{'command'}) and exists($things_map_ref->{$format->{'command'}}))
+ {
+ $formatted_command = do_simple($format->{'command'}, '', $state);
+ }
+ #chomp($item->{'text'});
+ add_prev($text, $stack, &$Texi2HTML::Config::list_item($item->{'text'},$format->{'format'},$format->{'command'}, $formatted_command, $format->{'item_nr'}, $format->{'spec'}, $format->{'number'}));
+ }
+ if ($format->{'first'})
+ {
+ $format->{'first'} = 0;
+ }
+
+ # Now prepare the new item
+ unless($end)
+ {
+ push (@$stack, { 'format' => 'item', 'text' => '' });
+ begin_paragraph($stack, $state) unless (!$state->{'preformatted'} and no_line($line));
+ }
+ return $format;
+}
+
+# format ``simple'' macros, that is macros without arg or style macros
+sub do_simple($$$;$$$$)
+{
+ my $macro = shift;
+ my $text = shift;
+ my $state = shift;
+ my $args = shift;
+ my $line_nr = shift;
+ my $no_open = shift;
+ my $no_close = shift;
+ my $result;
+
+ my $arg_nr = 0;
+ $arg_nr = @$args - 1 if (defined($args));
+
+#print STDERR "DO_SIMPLE $macro $arg_nr $args @$args\n" if (defined($args));
+ if (defined($simple_map_ref->{$macro}))
+ {
+ # \n may in certain circumstances, protect end of lines
+ if ($macro eq "\n")
+ {
+ $state->{'end_of_line_protected'} = 1;
+ #print STDERR "PROTECTING END OF LINE\n";
+ }
+ if ($state->{'keep_texi'})
+ {
+ return "\@$macro";
+ }
+ elsif ($state->{'remove_texi'})
+ {
+#print STDERR "DO_SIMPLE remove_texi $macro\n";
+ return $simple_map_texi_ref->{$macro};
+ }
+ elsif ($state->{'preformatted'})
+ {
+ return $simple_map_pre_ref->{$macro};
+ }
+ else
+ {
+ return $simple_map_ref->{$macro};
+ }
+ }
+ if (defined($things_map_ref->{$macro}))
+ {
+ if ($state->{'keep_texi'})
+ {
+ $result = "\@$macro" . '{}';
+ }
+ elsif ($state->{'remove_texi'})
+ {
+ $result = $texi_map_ref->{$macro};
+#print STDERR "DO_SIMPLE remove_texi texi_map $macro\n";
+ }
+ elsif ($state->{'preformatted'})
+ {
+ $result = $pre_map_ref->{$macro};
+ }
+ else
+ {
+ $result = $things_map_ref->{$macro};
+ }
+ return $result . $text;
+ }
+ elsif (defined($style_map_ref->{$macro}))
+ {
+ if ($state->{'keep_texi'})
+ {
+ $result = "\@$macro" . '{' . $text . '}';
+ }
+ else
+ {
+ my $style;
+ if ($state->{'remove_texi'})
+ {
+#print STDERR "REMOVE $macro, $style_map_texi_ref->{$macro}, fun $style_map_texi_ref->{$macro}->{'function'} remove cmd " . \&Texi2HTML::Config::t2h_remove_command . " ascii acc " . \&t2h_default_ascii_accent;
+ $style = $style_map_texi_ref->{$macro};
+ }
+ elsif ($state->{'preformatted'})
+ {
+ $style = $style_map_pre_ref->{$macro};
+ }
+ else
+ {
+ $style = $style_map_ref->{$macro};
+ }
+ if (defined($style))
+ { # known style
+ $result = &$Texi2HTML::Config::style($style, $macro, $text, $args, $no_close, $no_open, $line_nr, $state, $state->{'style_stack'});
+ }
+ if (!$no_close)
+ {
+ close_arg($macro,$arg_nr, $state);
+ }
+ }
+ return $result;
+ }
+ # Unknown macro
+ $result = '';
+ my ($done, $result_text, $message) = &$Texi2HTML::Config::unknown_style($macro, $text);
+ if ($done)
+ {
+ echo_warn($message, $line_nr) if (defined($message));
+ if (defined($result_text))
+ {
+ $result = $result_text;
+ }
+ }
+ else
+ {
+ unless ($no_open)
+ { # we warn only if no_open is true, i.e. it is the first time we
+ # close the macro for a multiline macro
+ echo_warn ("Unknown command with braces `\@$macro'", $line_nr);
+ $result = do_text("\@$macro") . "{";
+ }
+ $result .= $text;
+ $result .= '}' unless ($no_close);
+ }
+ return $result;
+}
+
+sub do_unknown($$$$$$)
+{
+ my $macro = shift;
+ my $line = shift;
+ my $text = shift;
+ my $stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+ my ($result_line, $result, $result_text, $message) = &$Texi2HTML::Config::unknown($macro, $line);
+ if ($result)
+ {
+ add_prev ($text, $stack, $result_text) if (defined($result_text));
+ echo_warn($message, $line_nr) if (defined($message));
+ return $result_line;
+ }
+ else
+ {
+ echo_warn ("Unknown command `\@$macro' (left as is)", $line_nr);
+ add_prev ($text, $stack, do_text("\@$macro"));
+ return $line;
+ }
+}
+
+# used only during @macro processing
+sub add_text($@)
+{
+ my $string = shift;
+
+ return if (!defined($string));
+ foreach my $scalar_ref (@_)
+ {
+ next unless defined($scalar_ref);
+ if (!defined($$scalar_ref))
+ {
+ $$scalar_ref = $string;
+ }
+ else
+ {
+ $$scalar_ref .= $string;
+ }
+ return;
+ }
+}
+
+sub add_prev ($$$)
+{
+ my $text = shift;
+ my $stack = shift;
+ my $string = shift;
+
+ unless (defined($text) and ref($text) eq "SCALAR")
+ {
+ die "text not a SCALAR ref: " . ref($text) . "";
+ }
+ #if (!defined($stack) or (ref($stack) ne "ARRAY"))
+ #{
+ # $string = $stack;
+ # $stack = [];
+ #}
+
+ return if (!defined($string));
+ if (@$stack)
+ {
+ $stack->[-1]->{'text'} .= $string;
+ return;
+ }
+
+ if (!defined($$text))
+ {
+ $$text = $string;
+ }
+ else
+ {
+ $$text .= $string;
+ }
+}
+
+sub close_stack_texi_structure($$$$)
+{
+ my $text = shift;
+ my $stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+
+ return undef unless (@$stack or $state->{'raw'} or $state->{'macro'} or $state->{'macro_name'} or $state->{'ignored'});
+
+ my $stack_level = $#$stack + 1;
+ my $string = '';
+
+ if ($state->{'ignored'})
+ {
+ $string .= "\@end $state->{'ignored'} ";
+ echo_warn ("closing $state->{'ignored'}", $line_nr);
+ }
+ if ($state->{'texi'})
+ {
+ if ($state->{'macro'})
+ {
+ $string .= "\@end macro ";
+ echo_warn ("closing macro", $line_nr);
+ }
+ elsif ($state->{'macro_name'})
+ {
+ $string .= ('}' x $state->{'macro_depth'}) . " ";
+ echo_warn ("closing $state->{'macro_name'} ($state->{'macro_depth'} braces missing)", $line_nr);
+ }
+ elsif ($state->{'verb'})
+ {
+ echo_warn ("closing \@verb", $line_nr);
+ $string .= $state->{'verb'} . '}';
+ }
+ elsif ($state->{'raw'})
+ {
+ echo_warn ("closing \@$state->{'raw'} raw format", $line_nr);
+ $string .= "\@end $state->{'raw'} ";
+ }
+ if ($string ne '')
+ {
+ #print STDERR "scan_texi ($string)\n";
+ scan_texi ($string, $text, $stack, $state, $line_nr);
+ $string = '';
+ }
+ }
+ elsif ($state->{'verb'})
+ {
+ $string .= $state->{'verb'};
+ }
+
+ while ($stack_level--)
+ {
+ my $stack_text = $stack->[$stack_level]->{'text'};
+ $stack_text = '' if (!defined($stack_text));
+ if ($stack->[$stack_level]->{'format'})
+ {
+ my $format = $stack->[$stack_level]->{'format'};
+ if ($format eq 'index_item')
+ {
+ enter_table_index_entry($text, $stack, $state, $line_nr);
+ next;
+ }
+ elsif (!defined($format_type{$format}) or ($format_type{$format} ne 'fake'))
+ {
+ $stack_text = "\@$format\n" . $stack_text;
+ }
+ }
+ elsif (defined($stack->[$stack_level]->{'style'}))
+ {
+ my $style = $stack->[$stack_level]->{'style'};
+ if ($style ne '')
+ {
+ $stack_text = "\@$style\{" . $stack_text;
+ }
+ else
+ {
+ $stack_text = "\{" . $stack_text;
+ }
+ }
+ pop @$stack;
+ add_prev($text, $stack, $stack_text);
+ }
+ $stack = [ ];
+ $stack_level = 0;
+ #return ($text, [ ], $state);
+
+ $state->{'close_stack'} = 1;
+ if ($string ne '')
+ {
+ if ($state->{'texi'})
+ {
+ #print STDERR "scan_texi in close_stack ($string)\n";
+ scan_texi($string, $text, $stack, $state, $line_nr);
+ }
+ elsif ($state->{'structure'})
+ {
+ #print STDERR "scan_structure in close_stack ($string)\n";
+ scan_structure($string, $text, $stack, $state, $line_nr);
+ }
+ }
+ delete $state->{'close_stack'};
+}
+
+
+# close the stack, closing macros and formats left open.
+# the precise behavior of the function depends on $close_paragraph:
+# undef -> close everything
+# defined -> remove empty paragraphs, close until the first format or paragraph.
+# 1 -> don't close styles, duplicate stack of styles not closed
+# FIXME never used
+# '' -> close styles, don't duplicate
+
+# if a $format is given the stack is closed according to $close_paragraph but
+# if $format is encountered the closing stops
+
+sub close_stack($$$$;$$$)
+{
+ my $text = shift;
+ my $stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+ my $close_paragraph = shift;
+ my $format = shift;
+ # FIXME this is not used
+ my $search_style = shift;
+ my $new_stack;
+
+ # cancel paragraph states
+ $state->{'paragraph_style'} = [ '' ] unless (defined($close_paragraph) or defined($format));
+ #print STDERR "sub_close_stack\n";
+ return $new_stack unless (@$stack);
+
+ my $stack_level = $#$stack + 1;
+ my $string = '';
+ my $verb = '';
+
+ if ($state->{'verb'})
+ {
+ $string .= $state->{'verb'};
+ $verb = $state->{'verb'};
+ }
+
+ #debugging
+ #my $print_format = 'NO FORMAT';
+ #$print_format = $format if ($format);
+ #my $print_close_paragraph = 'close everything';
+ #$print_close_paragraph = 'close paragraph without duplicating' if (defined($close_paragraph));
+ #$print_close_paragraph = $close_paragraph if ($close_paragraph);
+ #print STDERR "Close_stack: format $print_format, close_paragraph: $print_close_paragraph\n";
+
+ while ($stack_level--)
+ {
+ if ($stack->[$stack_level]->{'format'})
+ {
+ my $stack_format = $stack->[$stack_level]->{'format'};
+ last if (defined($close_paragraph) or (defined($format) and $stack_format eq $format));
+ # We silently close paragraphs, preformatted sections and fake formats
+ if ($stack_format eq 'paragraph')
+ {
+ $string .= "\@end_paragraph ";
+ }
+ elsif ($stack_format eq 'preformatted')
+ {
+ $string .= "\@end_preformatted ";
+ }
+ else
+ {
+ if ($fake_format{$stack_format})
+ {
+ warn "# Closing a fake format `$stack_format'\n" if ($T2H_VERBOSE);
+ }
+ else
+ {
+ echo_warn ("closing `$stack_format'", $line_nr);
+ #dump_stack ($text, $stack, $state);
+ #warn "$WARN closing `$stack_format'\n";
+ }
+ $string .= "\@end $stack_format ";
+ }
+ }
+ else
+ {
+ my $style = $stack->[$stack_level]->{'style'};
+ last if (defined($search_style) and $style eq $search_style);
+ # FIXME images, footnotes, xrefs, anchors with $close_paragraphs ?
+ if ($close_paragraph)
+ { #duplicate the stack
+ if (exists($style_type{$style}) and ($style_type{$style} eq 'style') or (!exists($style_type{$style})))
+ {
+ push @$new_stack, { 'style' => $style, 'text' => '', 'no_open' => 1, 'arg_nr' => 0 };
+ $string .= '} ';
+ }
+ elsif (exists($style_type{$style}) and ($style_type{$style} eq 'simple'))
+ {
+ $string .= '} ';
+ }
+ }
+ else
+ {
+ dump_stack ($text, $stack, $state) if (!defined($style));
+ $string .= '}';
+ echo_warn ("closing $style", $line_nr) if ($style);
+ }
+ }
+ }
+ $state->{'no_close'} = 1 if ($close_paragraph);
+ $state->{'close_stack'} = 1;
+ if ($string ne '')
+ {
+ #print STDERR "scan_line in CLOSE_STACK ($string)\n";
+ #dump_stack ($text, $stack, $state);
+ scan_line($string, $text, $stack, $state, $line_nr);
+ }
+ delete $state->{'no_close'};
+ delete $state->{'close_stack'};
+ $state->{'verb'} = $verb if (($verb ne '') and $close_paragraph);
+ return $new_stack;
+}
+
+# given a stack and a list of formats, return true if the stack contains
+# these formats, first on top
+sub stack_order($@)
+{
+ my $stack = shift;
+ my $stack_level = $#$stack + 1;
+ while (@_)
+ {
+ my $format = shift;
+ while ($stack_level--)
+ {
+ if ($stack->[$stack_level]->{'format'})
+ {
+ if ($stack->[$stack_level]->{'format'} eq $format)
+ {
+ $format = undef;
+ last;
+ }
+ else
+ {
+ return 0;
+ }
+ }
+ }
+ return 0 if ($format);
+ }
+ return 1;
+}
+
+sub top_format($)
+{
+ my $stack = shift;
+ my $stack_level = $#$stack + 1;
+ while ($stack_level--)
+ {
+ if ($stack->[$stack_level]->{'format'} and !$fake_format{$stack->[$stack_level]->{'format'}})
+ {
+ return $stack->[$stack_level];
+ }
+ }
+ return undef;
+}
+
+sub close_paragraph($$$;$)
+{
+ my $text = shift;
+ my $stack = shift;
+ my $state = shift;
+ my $line_nr = shift;
+ #my $macro = shift;
+ #print STDERR "CLOSE_PARAGRAPH\n";
+ #dump_stack($text, $stack, $state);
+ my $new_stack = close_stack($text, $stack, $state, $line_nr, 1);
+ my $top_stack = top_stack($stack);
+ if ($top_stack and !defined($top_stack->{'format'}))
+ { #debug
+ print STDERR "Bug: no format on top stack\n";
+ dump_stack($text, $stack, $state);
+ }
+ if ($top_stack and ($top_stack->{'format'} eq 'paragraph'))
+ {
+ my $paragraph = pop @$stack;
+ add_prev($text, $stack, do_paragraph($paragraph->{'text'}, $state));
+ $state->{'paragraph_macros'} = $new_stack;
+ return 1;
+ #return "\@$macro ";
+ }
+ elsif ($top_stack and ($top_stack->{'format'} eq 'preformatted'))
+ {
+ my $paragraph = pop @$stack;
+ add_prev($text, $stack, do_preformatted($paragraph->{'text'}, $state));
+ $state->{'paragraph_macros'} = $new_stack;
+ return 1;
+ #return "\@$macro ";
+ }
+ return;
+}
+
+sub abort_empty_preformatted($$)
+{
+ my $stack = shift;
+ my $state = shift;
+ if (@$stack and $stack->[-1]->{'format'}
+ and ($stack->[-1]->{'format'} eq 'preformatted')
+ and ($stack->[-1]->{'text'} !~ /\S/))
+ {
+ pop @$stack;
+ return 1;
+ }
+ return 0;
+}
+
+# for debugging
+sub dump_stack($$$)
+{
+ my $text = shift;
+ my $stack = shift;
+ my $state = shift;
+
+ if (defined($$text))
+ {
+ print STDERR "text: $$text\n";
+ }
+ else
+ {
+ print STDERR "text: UNDEF\n";
+ }
+ print STDERR "state: ";
+ foreach my $key (keys(%$state))
+ {
+ my $value = 'UNDEF';
+ $value = $state->{$key} if (defined($state->{$key}));
+ print STDERR "$key: $value ";
+ }
+ print STDERR "\n";
+ my $stack_level = $#$stack + 1;
+ while ($stack_level--)
+ {
+ print STDERR " $stack_level-> ";
+ foreach my $key (keys(%{$stack->[$stack_level]}))
+ {
+ my $value = 'UNDEF';
+ $value = $stack->[$stack_level]->{$key} if
+ (defined($stack->[$stack_level]->{$key}));
+ print STDERR "$key: $value ";
+ }
+ print STDERR "\n";
+ }
+ if (defined($state->{'format_stack'}))
+ {
+ print STDERR "format_stack: ";
+ foreach my $format (@{$state->{'format_stack'}})
+ {
+ print STDERR "$format->{'format'} ";
+ }
+ print STDERR "\n";
+ }
+}
+
+# for debugging
+sub print_elements($)
+{
+ my $elements = shift;
+ foreach my $elem(@$elements)
+ {
+ if ($elem->{'node'})
+ {
+ print STDERR "node-> $elem ";
+ }
+ else
+ {
+ print STDERR "chap=> $elem ";
+ }
+ foreach my $key (keys(%$elem))
+ {
+ my $value = "UNDEF";
+ $value = $elem->{$key} if (defined($elem->{$key}));
+ print STDERR "$key: $value ";
+ }
+ print STDERR "\n";
+ }
+}
+
+sub substitute_line($;$)
+{
+ my $line = shift;
+ my $state = shift;
+ $state = {} if (!defined($state));
+ $state->{'no_paragraph'} = 1;
+ return unformatted_text($state, $line) if ($state->{'unformatted'});
+ return substitute_text($state, $line);
+}
+
+sub substitute_text($@)
+{
+ my $state = shift;
+ my @stack = ();
+ my $text = '';
+ my $result = '';
+ if ($state->{'structure'})
+ {
+ initialise_state_structure($state);
+ }
+ elsif ($state->{'texi'})
+ {
+ initialise_state_texi($state);
+ }
+ else
+ {
+ initialise_state($state);
+ }
+ $state->{'spool'} = [];
+ #print STDERR "SUBST_TEXT begin\n";
+
+ while (@_ or @{$state->{'spool'}})
+ {
+ my $line;
+ if (@{$state->{'spool'}})
+ {
+ $line = shift @{$state->{'spool'}};
+ }
+ else
+ {
+ $line = shift @_;
+ }
+ next unless (defined($line));
+ if ($state->{'structure'})
+ {
+ scan_structure ($line, \$text, \@stack, $state);
+ }
+ elsif ($state->{'texi'})
+ {
+ scan_texi ($line, \$text, \@stack, $state);
+ }
+ else
+ {
+ scan_line($line, \$text, \@stack, $state);
+ }
+ next if (@stack);
+ $result .= $text;
+ $text = '';
+ }
+ # FIXME could we have the line number ?
+ # close stack in substitute_text
+ if ($state->{'texi'} or $state->{'structure'})
+ {
+ close_stack_texi_structure(\$text, \@stack, $state, undef);
+ }
+ else
+ {
+ close_stack(\$text, \@stack, $state, undef);
+ }
+ #print STDERR "SUBST_TEXT end\n";
+ return $result . $text;
+}
+
+sub substitute_texi_line($)
+{
+ my $text = shift;
+ my @text = substitute_text({'structure' => 1}, $text);
+ my @result = ();
+ while (@text)
+ {
+ push @result, split (/\n/, shift (@text));
+ }
+ return '' unless (@result);
+ my $result = shift @result;
+ return $result . "\n" unless (@result);
+ foreach my $line (@result)
+ {
+ chomp $line;
+ $result .= ' ' . $line;
+ }
+ return $result . "\n";
+}
+
+sub print_lines($;$)
+{
+ my ($fh, $lines) = @_;
+ $lines = $Texi2HTML::THIS_SECTION unless $lines;
+ my @cnt;
+ my $cnt;
+ for my $line (@$lines)
+ {
+ print $fh $line;
+ if (defined($Texi2HTML::Config::WORDS_IN_PAGE) and ($Texi2HTML::Config::SPLIT eq 'node'))
+ {
+ @cnt = split(/\W*\s+\W*/, $line);
+ $cnt += scalar(@cnt);
+ }
+ }
+ return $cnt;
+}
+
+sub do_index_entry_label($$)
+{
+ my $state = shift;
+ my $line_nr = shift;
+ my $entry = shift @index_labels;
+ return '' if ($state->{'multiple_pass'});
+ if (!defined($entry))
+ {
+ echo_warn ("Not enough index entries !", $line_nr);
+ return '';
+ }
+
+ print STDERR "[(index) $entry->{'entry'} $entry->{'label'}]\n"
+ if ($T2H_DEBUG & $DEBUG_INDEX);
+ return &$Texi2HTML::Config::index_entry_label ($entry->{'label'}, $state->{'preformatted'}, substitute_line($entry->{'entry'}), $index_properties->{$entry->{'prefix'}}->{'name'});
+}
+
+# decompose a decimal number on a given base. The algorithm looks like
+# the division with growing powers (division suivant les puissances
+# croissantes) ?
+sub decompose($$)
+{
+ my $number = shift;
+ my $base = shift;
+ my @result = ();
+
+ return (0) if ($number == 0);
+ my $power = 1;
+ my $remaining = $number;
+
+ while ($remaining)
+ {
+ my $factor = $remaining % ($base ** $power);
+ $remaining -= $factor;
+ push (@result, $factor / ($base ** ($power - 1)));
+ $power++;
+ }
+ return @result;
+}
+
+# main processing is called here
+set_document_language('en') unless ($lang_set);
+# APA: There's got to be a better way:
+$T2H_USER = &$I('unknown');
+
+if ($Texi2HTML::Config::TEST)
+{
+ # to generate files similar to reference ones to be able to check for
+ # real changes we use these dummy values if -test is given
+ $T2H_USER = 'a tester';
+ $THISPROG = 'texi2html';
+ setlocale( LC_ALL, "C" );
+}
+else
+{
+ # the eval prevents this from breaking on system which do not have
+ # a proper getpwuid implemented
+ eval { ($T2H_USER = (getpwuid ($<))[6]) =~ s/,.*//;}; # Who am i
+ # APA: Provide Windows NT workaround until getpwuid gets
+ # implemented there.
+ $T2H_USER = $ENV{'USERNAME'} unless defined $T2H_USER;
+}
+
+open_file($docu, $texi_line_number);
+Texi2HTML::LaTeX2HTML::init($docu_name, $docu_rdir, $T2H_DEBUG & $DEBUG_L2H)
+ if ($Texi2HTML::Config::L2H);
+pass_texi();
+dump_texi(\@lines, 'texi', \@lines_numbers) if ($T2H_DEBUG & $DEBUG_TEXI);
+if (defined($Texi2HTML::Config::MACRO_EXPAND))
+{
+ my @texi_lines = (@first_lines, @lines);
+ dump_texi(\@texi_lines, '', undef, $Texi2HTML::Config::MACRO_EXPAND);
+}
+pass_structure();
+if ($T2H_DEBUG & $DEBUG_TEXI)
+{
+ dump_texi(\@doc_lines, 'first', \@doc_numbers);
+ if (defined($Texi2HTML::Config::MACRO_EXPAND and $Texi2HTML::Config::DUMP_TEXI))
+ {
+ unshift (@doc_lines, @first_lines);
+ push (@doc_lines, "\@bye\n");
+ dump_texi(\@doc_lines, '', undef, $Texi2HTML::Config::MACRO_EXPAND . ".first");
+ }
+}
+exit(0) if ($Texi2HTML::Config::DUMP_TEXI or defined($Texi2HTML::Config::MACRO_EXPAND));
+rearrange_elements();
+do_names();
+if (@{$region_lines{'documentdescription'}} and (!defined($Texi2HTML::Config::DOCUMENT_DESCRIPTION)))
+{
+ my $documentdescription = remove_texi(@{$region_lines{'documentdescription'}});
+ my @documentdescription = split (/\n/, $documentdescription);
+ $Texi2HTML::Config::DOCUMENT_DESCRIPTION = shift @documentdescription;
+ chomp $Texi2HTML::Config::DOCUMENT_DESCRIPTION;
+ foreach my $line (@documentdescription)
+ {
+ chomp $line;
+ $Texi2HTML::Config::DOCUMENT_DESCRIPTION .= ' ' . $line;
+ }
+}
+# do copyright notice inserted in comment at the begining of the files
+if (@{$region_lines{'copying'}})
+{
+ $copying_comment = &$Texi2HTML::Config::copying_comment($region_lines{'copying'});
+ #$copying_comment = remove_texi(@{$region_lines{'copying'}});
+ #$copying_comment = &$Texi2HTML::Config::comment($copying_comment);
+}
+&$Texi2HTML::Config::toc_body(\@elements_list);
+#&$Texi2HTML::Config::toc_body(\@elements_list, $do_contents, $do_scontents);
+&$Texi2HTML::Config::css_lines(\@css_import_lines, \@css_rule_lines);
+$sec_num = 0;
+#$Texi2HTML::Config::L2H = l2h_FinishToLatex() if ($Texi2HTML::Config::L2H);
+#$Texi2HTML::Config::L2H = l2h_ToHtml() if ($Texi2HTML::Config::L2H);
+#$Texi2HTML::Config::L2H = l2h_InitFromHtml() if ($Texi2HTML::Config::L2H);
+Texi2HTML::LaTeX2HTML::latex2html();
+pass_text();
+#do_node_files() if ($Texi2HTML::Config::SPLIT ne 'node' and $Texi2HTML::Config::NODE_FILES);
+if ($Texi2HTML::Config::IDX_SUMMARY)
+{
+ foreach my $entry (keys(%$index_properties))
+ {
+ my $name = $index_properties->{$entry}->{'name'};
+ do_index_summary_file($name)
+ unless ($empty_indices{$name});
+ }
+}
+do_node_files() if ($Texi2HTML::Config::NODE_FILES);
+#l2h_FinishFromHtml() if ($Texi2HTML::Config::L2H);
+#l2h_Finish() if($Texi2HTML::Config::L2H);
+Texi2HTML::LaTeX2HTML::finish();
+&$Texi2HTML::Config::finish_out();
+print STDERR "# that's all folks\n" if $T2H_VERBOSE;
+
+exit(0);
+
+
+##############################################################################
+
+# These next few lines are legal in both Perl and nroff.
+
+.00 ; # finish .ig
+
+'di \" finish diversion--previous line must be blank
+.nr nl 0-1 \" fake up transition to first page again
+.nr % 0 \" start at page 1
+'; __END__ ############# From here on it's a standard manual page ############
+ .so ${prefix}/man/man1/texi2html.1
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