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| author | Brendan O'Dea <bod@debian.org> | 2011-05-29 16:18:48 +1000 |
|---|---|---|
| committer | Brendan O'Dea <bod@debian.org> | 2011-05-29 16:18:48 +1000 |
| commit | fe0f5e56b233acfe033033b0b21769e13b7e4b53 (patch) | |
| tree | a6f211a4904bb67ef5ba05bbe3fb12d0507d08b7 | |
| parent | 71bc30ef3b0f5e21b0a11c37673760c4500dc7a6 (diff) | |
| download | help2man-fe0f5e56b233acfe033033b0b21769e13b7e4b53.tar.gz | |
Script to merge GNU web page boilerplate with texinfo manual
| -rwxr-xr-x | help2man.html.PL | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/help2man.html.PL b/help2man.html.PL new file mode 100755 index 0000000..3b50bfc --- /dev/null +++ b/help2man.html.PL @@ -0,0 +1,78 @@ +#!/usr/bin/perl + +# +# Combine generated html page with GNU boilerplate. +# + +use strict; +use warnings; +use File::Temp; +use Getopt::Long; + +my %opts; +die "Usage: $0 [--quiet] [--stdout]\n" + unless GetOptions \%opts, qw(quiet stdout) and !@ARGV; + +undef $/; + +# Fetch GNU boilerplate +my $boilerplate; +my $url = 'http://www.gnu.org/server/standards/boilerplate-source.html'; +do { + open my $b, '-|', 'curl', '-sL', $url or die "curl: $!"; + $boilerplate = <$b>; + ($url) = $boilerplate =~ /<meta\s+http-equiv=["']?refresh["']?\s+ + content=["']\d+;\s+url=["']?(http[^"'>]*)/xi; +} while $url; + +for ($boilerplate) +{ + s#\$Revision:\s+(\S+)\s+\$#$1#; + s#<!-- This is the template document.*?-->\s+##s; + s#<!-- Instructions for adapting.*?-->\s*(<!-- \d+\. .*?-->\s*)*##s; + s#<title>Baz\s+(- GNU Project)#<title>help2man $1#s; + s#<h2>GNU\sBaz</h2>.*(</div><!--\s+for\s+id="content")#%body%$1#s; +} + +my ($header, $footer) = split /%body%/, $boilerplate; +die "can't parse boilerplate" unless $footer; + +# Generate manual from texinfo +my $texi_tmp = File::Temp->new(); +system 'makeinfo', '--html', '--no-split', '--output=' . $texi_tmp->filename, + 'help2man.texi'; + +my $gnu_standards = "http://www.gnu.org/prep/standards/standards.html"; +my $body = <$texi_tmp>; +for ($body) +{ + s#^.*<body>##s; + s#</body>.*##s; + + # Fixup references + s#<a\s+href="standards\.html#<a href="$gnu_standards#g; + s#<a\s+href="\*manpages\*\.html\#perlre" + #<a href="http://perldoc.perl.org/perlre.html"#xg; +} + +# Write output +my $target = $0; +my $out; +if ($opts{stdout}) +{ + $out = \*STDOUT; + $opts{quiet} = 1; +} +else +{ + $target =~ s!.*/!!; + $target =~ s/\.PL$// or die "$0: can't determine target name\n"; + unlink $target or die "$0: can't unlink $target ($!)\n" + if -e $target; + open $out, ">$target" or die "$0: can't create $target ($!)\n"; +} + +print "Extracting $target (with GNU boilerplate)\n" + unless $opts{quiet}; + +print $out $header, $body, $footer; |