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#!/usr/bin/env perl
# $Id$
# Make index file of all HTML and PDF documentation.
# Originally written 2004, Karl Berry. Public domain.
exit (&main ());
sub main
{
(my $progname = $0) =~ s,^.*/,,;
umask (0);
chomp (my $mydir = `dirname $0`);
chdir ("$mydir/../..") || exit 1; # Master
# shell fragment we use to find doc files in a directory.
$ENV{"_POSIX2_VERSION"} = 0; # POSIX likes to be backward-incompatible
$FIND_POST = " \\( -name \\*.html -o -name \\*.pdf \\) "
. " | tee /tmp/doclist"
. " | sort -f -t/ +2 |";
print <<END_HEADER;
<html>
<body>
<h1>TeX Live documentation</h2>
<a name="packagedoc"></a>
<h2>1. Package documentation</h2>
<p>This section lists links to all HTML and PDF files for packages (in
the <a href="texmf/">texmf</a> and <a href="texmf-dist/">texmf-dist</a>
directories), sorted by package name.
<p><a href="#guidedoc">Jump to guide documentation</a>.
END_HEADER
&do_package_list ();
print <<END_BETWEEN;
<a name="guidedoc"></a>
<h2>2. Guide documentation</h2>
<p>This section lists links to all guides, that is, packages consisting
only of documentation (in the <a href="texmf-doc/">texmf-doc</a>
directory), sorted by language.
<p><a href="#packagedoc">Jump to package documentation</a>.
END_BETWEEN
&do_guide_list ();
chomp (my $date = `date`);
print <<END_TRAILER;
<hr>
<small>Generated $date by $progname.</small>
</body></html>
END_TRAILER
return 0;
}
# Package doc (texmf and texmf-dist), by package.
#
sub do_package_list
{
&do_filelist ("find texmf/doc texmf-dist/doc $FIND_POST");
}
# Guide doc (texmf-doc), by language. In order to generate a list of
# all the languages at the beginning, we generate everything before
# writing anything.
#
sub do_guide_list
{
# each subdir in texmf-doc is a language, except general.
my @langs = map { s,.*/,,; $_ } glob ("texmf-doc/doc/*");
my @langs = grep { $_ ne "general" } @langs;
print "\n<p>Languages:\n<ul>\n";
print map { qq!<li><a href="#$_">$_</a>\n! } @langs;
print "</ul>\n";
$count = 0; # for subsection numbers
for my $lang (@langs) {
$count++;
print qq!<a name="#$lang"></a>\n!;
print qq!<h3>2.$count <a href="texmf-doc/doc/$lang/">$lang</a></h3>\n!;
&do_filelist ("find texmf-doc/doc/$lang $FIND_POST");
}
}
# Process all files resulting from OPENCMD.
#
sub do_filelist
{
my ($opencmd) = @_;
print "\n<ol>\n";
my $prevdir = "";
my @entries = ();
$FILELIST = $opencmd;
open (FILELIST) || die "open($FILELIST) failed: $!";
while (<FILELIST>) {
chomp;
# collect all files for a given directory
(my $thisdir = $_) =~ s,/[^/]*$,,;
if ($thisdir eq $prevdir) {
push (@entries, $_);
} else {
&do_directory ($prevdir, @entries) if $prevdir; # avoid first empty
$prevdir = $thisdir;
@entries = ($_);
}
}
close (FILELIST) || warn "close($FILELIST) failed: $!";
&do_directory ($prevdir, @entries); # include last
print "\n</ol>\n";
}
# Print doc ENTRIES in DIR.
#
sub do_directory
{
my ($dir,@entries) = @_;
# $dir includes the texmf tree, e.g.,
# texmf-dist/doc/allrunes
# This is too ugly. We just want to show allrunes, especially since
# that's what we sorted by.
my (undef,undef,$nicename) = split (/\//, $dir, 3);
print qq!<li><b><a href="$dir">$nicename</a>!;
# if we have an index.html or a live.html, make things nicer.
if (grep { m,/(index|live)\.html$, } @entries) {
# first remove all .html's.
@entries = grep { $_ !~ /\.html$/
|| $_ =~ m,/(index|live)\.html, } @entries;
# if only one entry left, remove it, the directory link suffices.
@entries = () if $entries[0] =~ m,/index\.html$, && @entries == 1;
}
# if we're going to print anything, insert punctuation.
print ":" if @entries;
print "</b><small>\n";
for my $e (@entries) {
(my $basename = $e) =~ s,.*/,,;
print qq! <a href="$e">$basename</a>\n!;
}
print " </small>\n\n";
}
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