summaryrefslogtreecommitdiff
path: root/Build/source/utils/texi2html/texi2html.pl
diff options
context:
space:
mode:
Diffstat (limited to 'Build/source/utils/texi2html/texi2html.pl')
-rwxr-xr-xBuild/source/utils/texi2html/texi2html.pl11827
1 files changed, 0 insertions, 11827 deletions
diff --git a/Build/source/utils/texi2html/texi2html.pl b/Build/source/utils/texi2html/texi2html.pl
deleted file mode 100755
index cd7f445b738..00000000000
--- a/Build/source/utils/texi2html/texi2html.pl
+++ /dev/null
@@ -1,11827 +0,0 @@
-#! /usr/bin/env 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 = '@PACKAGE_VERSION@';
-my $THISPROG = "texi2html $THISVERSION"; # program name and version
-
-# set by configure, prefix for the sysconfdir and so on
-my $prefix = '@prefix@';
-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 ('@sysconfdir@' ne '@' . 'sysconfdir@')
-{
- $sysconfdir = eval '"@sysconfdir@"';
-}
-else
-{
- $sysconfdir = "/usr/local/etc";
-}
-
-if ('@datadir@' ne '@' . 'datadir@')
-{
- $pkgdatadir = eval '"@datadir@/@PACKAGE@"';
- $datadir = eval '"@datadir@"';
-}
-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 $text;
-}
-# @INIT@
-
-require "$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");
-
-# @T2H_TRANSLATIONS_FILE@
-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 = '@USE_UNICODE@';
-if ($USE_UNICODE eq '@USE_UNICODE@')
-{
- $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 $ENV{T2H_HOME}/texi2html.init
-# exists.
-
-# @MYSIMPLE@
-
-require "$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 $ENV{T2H_HOME}/T2h_i18n.pm
-# exists.
-
-# @T2H_I18N@
-require "$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 @mandir@/man1/texi2html.1