forked from Imagelibrary/rtems
6449498bc7
* SUPPORT, LICENSE: New files. * Numerous files touched as part of merging the 4.5 branch onto the mainline development trunk and ensuring that the script that cuts snapshots and releases works on the documentation.
1300 lines
34 KiB
Perl
Executable File
1300 lines
34 KiB
Perl
Executable File
#!/usr/bin/perl
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# (Works with both perl 4 and perl 5)
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#
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# $Id$
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#
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$version = 'Jan 2 1996';
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$copyright = <<EOT;
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texi2www - converts texinfo to HTML
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Copyright (C) 1994, 1995, 1996 Tim Singletary
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This program is freely distributable under the terms of the GNU
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GENERAL PUBLIC LICENSE. In particular, modified versions of this
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program must retain this copyright notice and must remain freely
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distributable.
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EOT
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$usage = <<EOT;
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Usage: texi2www [option ...] texinfo_file
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where options are:
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-dir directory -- Specify output directory. Default is `.'.
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-dirfile path -- Specifies a replacement for ../dir.html
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-header path -- Specifies the path to a file containing HTML;
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this files gets inserted near the top of each
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generated HTML file.
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-footer path -- Specifies the path to a file containing HTML;
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this files gets inserted near the bottom of each
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generated HTML file.
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-I path -- Append path to the directories being searched for
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texi files.
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-icons path -- Specifies the path, relative to the output directory,
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to the arrow files. Default is `..'.
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-base -- Specify the base part fo the genrated short file names
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-uselongnames -- Use long names for generated html files
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-verbose -- Verbose output.
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The complete user\'s is available at
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http://sunland.gsfc.nasa.gov/info/texi2www/Top.html
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EOT
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########################################################################
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%lookup = (); # clear the name mapping hash
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$uselongnames=0; # default to using short names
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$base = "a"; # default short name base (BASEnnnnn.html)
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$outcount = 0; # count for the nnnnn part of short names
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$icons = ".."; # where are the icons
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$dir = "."; # where are the generated files to go
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$dirfile = "../dir.html"; # "up" node pointer
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@include_path = () ; # list of include directories
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while ($ARGV[0] =~ /^-/) {
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$_ = shift;
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if (/-base/) {$base = shift; next;}
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if (/-dirfile/) {$dirfile = shift; next;}
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if (/-dir/) {$_ = shift; s!/$!!; s!$!/!; $dir = $_; next;}
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if (/-footer/) {$footer = shift; next;}
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if (/-header/) {$header = shift; next;}
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if (/-icons/) {$_ = shift; s!\/$!!; $icons = $_; next;}
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if (/-uselongnames/) {$uselongnames = 1; next;}
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if (/-verbose/) {$verbose = 1; next;}
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if (/-I/) { push @include_path, shift; next;}
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die $usage;
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}
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print STDERR "include-path:@include_path\n" if $verbose ;
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&initialize_tables();
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#
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# Read the texinfo input into @texinfo
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#
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&open_input_file($ARGV[0]);
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&read_input(1,'/^\@bye/',"$texinfo_file[0] line 1");
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$texinfo[$ntexinfo] = "\@bye\n";
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$origin[$ntexinfo] = "$texinfo_file[0] line $.";
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#
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# Parse @texinfo
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#
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$texinfo_index = 0;
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while ($texinfo_index < @texinfo) {
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&get_more_stuff_to_parse();
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if (/^\@bye/) {
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&terminate_node();
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print "Normal completion\n";
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exit;
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}
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&parse();
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}
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print "Huh? didn't parse the \@bye directive!\n";
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########################################################################
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sub canonical # (node_name)
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{
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local ($n) = @_;
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$n =~ s/^\s+//; $n =~ s/\s+$//; # strip whitespace
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return "$dirfile" if ($n =~ /\(dir\)/i); # handle (dir)
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if ($n =~ /^\(([^\)]+)\)(.*)/) {
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$p = $1; $p =~ s/^\s+//; $p =~ s/\s+$//; $p .= "/";
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$n = $2; $n =~ s/^\s+//; $n =~ s/\s+$//;
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} else {
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$p = "";
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}
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$n =~ s/\$/\$\$/; # `$' -> `$$'
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$n =~ s/_/\$_/g; # `_' -> `$_'
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$n =~ s/\s+/_/g; # whitespace -> `_'
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# anything else that's funky get
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# translated to `$xx' where `xx'
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# are hex digits.
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while ($n =~ /(.*)([^-a-zA-Z0-9\$_.])(.*)/) {
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$n = $1 . sprintf("\$%02x",ord($2)) . $3;
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}
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if ($uselongnames) {
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return "$p$n.html" if ($n);
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} else {
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if ($n eq 'Top') {
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$lookup{"$p$n"}= "index.html";
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return $lookup{"$p$n"};
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} elsif ($n) {
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if (! $lookup{"$p$n"}) {
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$outcount = $outcount + 1;
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#$lookup{"$p$n"}= "$base$outcount.html";
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$lookup{"$p$n"} = sprintf "%s%05d.html", $base, $outcount;
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}
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return $lookup{"$p$n"};
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}
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}
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return "";
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} # canonical
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########################################################################
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sub deduce_node_links
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#
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# On entry, $_ is a node line and $start_index is the index (in @texinfo)
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# the node line.
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#
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# &deduce_node_links() sets $next, $prev, and $up.
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{
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local ($level,$i,$node,$j);
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# First, search down from this node to the next sectioning command.
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$level = &determine_node_level($start_index+1);
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# Next, look for the `next' node (i.e., the next node at the
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# same or a higher level).
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undef($next);
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for ($i=$start_index+1; $i < $ntexinfo; ++$i) {
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$_ = $texinfo[$i];
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next unless /^\@node +([^,]+).*\n/;
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$j = &determine_node_level($i+1);
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if ($j <= $level) {
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if ($j == $level) {$next = $1;}
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last;
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}
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}
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# Look for the `prev' and `up' nodes
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undef($prev);
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undef($up);
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for ($i=$start_index-1; $i > 1; --$i) {
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$_ = $texinfo[$i];
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next unless /^\@node\s+([^,]+).*\n/;
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$j = &determine_node_level($i+1);
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if ($j == $level) {
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unless ($prev) {$prev = $1;}
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} elsif ($j < $level) {
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$up = $1;
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last;
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}
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}
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unless (defined($up)) {$up = "(dir)";}
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$xthis = $this;
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$xthis =~ s/\n//;
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} # deduce_node_links
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########################################################################
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sub determine_node_level
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{
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local ($i) = @_;
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local ($level);
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$level = 0;
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while ($i < $ntexinfo) {
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$_ = $texinfo[$i];
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++$i;
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next if /^\s+$/;
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last if (/\@node/);
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last unless (/\@(\w+)/);
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if ($directive_section{$1}) {
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$level = $directive_section{$1};
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last;
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}
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}
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return $level;
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} # determine_node_level
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########################################################################
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sub expand_xref
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{
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local ($cmd,$arg) = @_;
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local ($node,$xrefname,$topic,$infofile,$manual,$url,$x);
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if ($cmd eq 'inforef') {
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($node,$xrefname,$infofile) = split(/,/,$arg);
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$topic = $manual = '';
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} elsif ($cmd eq 'href') {
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($xrefname,$node,$infofile,$url) = split(/,/,$arg);
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} elsif ($cmd eq 'email') {
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($xrefname,$node,$infofile,$url) = split(/,/,$arg);
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$xrefname = "mailto:$xrefname";
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$url = $xrefname
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} elsif ($cmd eq 'uref') {
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($url,$xrefname,$node,$infofile) = split(/,/,$arg);
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} else {
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($node,$xrefname,$topic,$infofile,$manual) = split(/,/,$arg);
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}
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$xrefname =~ s/^\s+//; $infofile =~ s/^\s+//;
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$xrefname =~ s/\s+$//; $infofile =~ s/\s+$//;
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$xrefname =~ s/\s+/ /; $infofile =~ s/\s+/ /;
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$infofile =~ s/\.texi$//;
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$infofile =~ s/\.texinfo$//;
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if ($xrefname =~ /^$/) {$xrefname = $node;}
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$node = &canonical($node);
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unless ($url) {
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unless ($infofile =~ /^$/) {$url = "../$infofile/";}
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$url = $url . $node;
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}
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$x = "<A HREF=\"$url\">$xrefname</A>";
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} # expand_xref
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########################################################################
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sub get_more_stuff_to_parse
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{
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$start_index = $texinfo_index;
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$_ = '';
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do {
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if ($texinfo_index >= @texinfo) {
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print "Unclosed \@x{y} in chunk beginning at "
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. "$origin[$start_index]\n";
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return;
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}
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s/\n$/ /;
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$more = $texinfo[$texinfo_index++];
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$more =~ s/\@\*/<BR>\n/g;
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$more =~ s/\@\./\./g;
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$more =~ s/\@\://g;
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$more =~ s/\@refill//g;
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$_ .= $more;
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# Expand all @a{b} in line
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while (/\@(\w+)\{([^{}]*)\}/) {
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$atcmd = $1;
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$atarg = $2;
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if ($z = $atxy_2_zyz{$atcmd}) {
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if ($z =~ /(.+),(.+),(.+)/) {
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$left = $1; $z = $2; $right = $3;
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} else {
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$left = ''; $right = '';
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}
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if ($z =~ s/^\^//) {$atarg =~ tr/a-z/A-Z/;}
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$x = "$left<$z>$atarg</$z>$right";
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} elsif ($atxy_2_y{$atcmd}) {
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$x = $atarg;
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} elsif ($z = $atxy_2_z{$atcmd}) {
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$x = $z;
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} elsif ($z = $atxy_2_ref{$atcmd}) {
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$x = $z . &expand_xref($atcmd,$atarg);
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$x =~ s/^X//; # works because $z must start with 'X'!
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} elsif ($atcmd eq 'value') {
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$x = $texinfo_variable{$atarg};
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} elsif ($atcmd eq 'today') {
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$x = &today();
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} elsif ($atcmd eq 'footnote') {
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$footnote[$nfootnotes++] = $atarg;
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$x = "\[$nfootnotes\]";
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} elsif ($atcmd eq 'gif') {
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$atarg =~ s/,.*//;
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©_to_destdir($atarg);
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$atarg =~ s|.*/||;
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$x = "<IMG SRC=\"$atarg\">";
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} else {
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print "**WARNING** Don't know how to expand "
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. "\@$atcmd\{$atarg\}\n";
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$debug = 1;
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$x = "?$atcmd\?$atarg\?";
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}
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print "$origin[$start_index]: \@$atcmd\{$atarg\} => $x\n"
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if $debug{expansions};
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s/\@\w+\{[^{}]*\}/$x/;
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}
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} while (/\@\w+\{[^}]*$/);
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print "$origin[$start_index]: $_" if $debug{chunks};
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} # get_more_stuff_to_parse
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########################################################################
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sub parse
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# On entry:
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# $_ -- the line(s) to parse.
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# $start_index -- where, in $texinfo, $_ begins.
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{
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local ($x);
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if (/^\@(\w+)/) {
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if ($x=$directive_block{$1}) { # @example, @quotation, etc.
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&parse_block($1,$x);
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} elsif ($directive_section{$1}) { # @chapter, @subsection, etc.
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&process_section();
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} elsif ($1 eq 'bye') {
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if ($nfootnotes > 0) {
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&printHTML("<P><HR>\n");
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for ($n=0; $n < $nfootnotes; ++$n) {
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&printHTML("<P>\[" . ($n+1) . "\] $footnote[$n]</P>\n");
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}
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}
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&printHTML("<P><HR>\n");
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&print_arrows;
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&printHTML("</P>\n");
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&print_footer if $footer;
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&printHTML("</BODY></HTML>\n");
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close (HTML);
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return;
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} elsif ($1 eq 'center') {
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/^\@center\s+(.*)/;
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&printHTML("$paragraph_end") if $in_paragraph;
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&printHTML("<P ALIGN=CENTER>$1</P>\n");
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$in_paragraph = 0;
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} elsif ($1 eq 'clear') {
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/^\@clear\s+(\S+)/;
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undef($texinfo_variable{$1});
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} elsif ($1 =~ /^def(code)?index/) {
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/^\@(def|defcode)index\s+(\w+)/;
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$index_name{$2} = $2 . "index";
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$index_style{$2} = 'CODE' if ($1 eq "defcode");
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} elsif ($1 =~ /^(def.*)/) { # @defn, @defun, ... @deftp
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&parse_def($1);
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} elsif ($1 eq 'enumerate') {
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&parse_enumerate();
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} elsif ($1 eq 'exdent') {
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/^\@exdent\s+(.*)/;
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&printHTML("$paragraph_end") if $in_paragraph;
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# A bug -- doesn't exdent the line!
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&printHTML("<P>$1</P>\n");
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$in_paragraph = 0;
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} elsif ($1 eq 'flushleft' || $1 eq 'flushright') {
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&parse_flush();
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} elsif ($1 eq 'html') {
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while ($texinfo_index < @texinfo) {
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&get_more_stuff_to_parse();
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last if (/^\@end\s+html/);
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s/\"/\"/g; s/\>/\>/g; s/\</\</g; s/\&/\&/g;
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&printHTML("$_");
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}
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} elsif ($1 eq 'itemize') {
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&parse_itemize();
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} elsif ($1 eq 'menu') {
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&parse_menu();
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} elsif ($1 eq 'node') {
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$node=$_;
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&process_node();
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} elsif ($1 eq 'printindex') {
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/^\@printindex\s+([a-z]+)/;
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&print_index($1);
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} elsif ($1 eq 'settitle') {
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/^\@settitle\s+(.*)/;
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unless ($title) {$title = $1;}
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} elsif ($1 eq 'set') {
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if (/^\@set\s+(\S+)\s+(.+)$/) {
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$texinfo_variable{$1} = $2;
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} else {
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/^\@set\s+(\S+)/;
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$texinfo_variable{$1} = 1;
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}
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} elsif ($1 eq 'syncodeindex') {
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&process_synindex(1);
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} elsif ($1 eq 'synindex') {
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&process_synindex(0);
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} elsif ($1 =~ /^.?table/) { # @table, @vtable, @ftable
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unless (/^\@(.?table)\s*\@(\w*)/
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&& ($2 eq 'asis' || ($tbltype=$atxy_2_zyz{$2}))) {
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print "**WARNING** $origin[$start_index]: assuming "
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. "\@table \@asis\n";
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$tbltype = '';
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}
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&parse_table($1,$tbltype);
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} elsif ($1 =~ /..?index/) { # @cindex, @findex, .. @auindex, etc.
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&process_index();
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} else {
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print "**WARNING** $origin[$start_index]: ignoring $_";
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}
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} else {
|
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if (/^\s*$/) {
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if ($in_paragraph) {
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&printHTML("$paragraph_end");
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} elsif ($in_preformatted) {
|
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&printHTML("\n");
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}
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$in_paragraph = 0;
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} else {
|
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unless ($in_preformatted) {
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unless ($in_paragraph) {
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&printHTML("<P>\n");
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$in_paragraph = 1;
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$paragraph_end = "</P>\n";
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}
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}
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&printHTML("$_");
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}
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}
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} # parse
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########################################################################
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sub parse_block
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#
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# Handles @example, @display, etc.
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#
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# > @example > <PRE>
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# > a + b = c ==> > a + b = c
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# > @end example > </PRE>
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{
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local ($block,$pre) = @_;
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local ($started_at);
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$started_at = $start_index;
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&printHTML("$paragraph_end") if $in_paragraph;
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$in_paragraph = 0;
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if ($pre eq '>PRE') {
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&printHTML("<DL><DT><DD>\n<PRE>\n");
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} else {
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&printHTML("<$pre>\n") unless ($pre eq '-');
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}
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$in_preformatted = $block;
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while ($texinfo_index < @texinfo) {
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&get_more_stuff_to_parse();
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if (/^\@end\s+$block/) {
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if ($pre eq 'HR') {
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&printHTML("</HR>\n");
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} elsif ($pre eq '>PRE') {
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&printHTML("</PRE>\n</DL>\n");
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} else {
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&printHTML("</$pre>\n") unless ($pre eq '-');
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}
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$in_preformatted = 0;
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return;
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}
|
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&parse();
|
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}
|
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print "**ERROR** reached EOF while searching for end of the \@$block "
|
|
. "block that started on $origin[$started_at]\n";
|
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} # parse_block
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|
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########################################################################
|
|
sub parse_def
|
|
# $_ contains a @def* command
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|
{
|
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local ($def) = @_;
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local ($started_at,$in_dd);
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|
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$started_at = $start_index;
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|
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&printHTML("$paragraph_end") if $in_paragraph;
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$in_paragraph = 0;
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|
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&printHTML("<DL>\n");
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|
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&printdef();
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|
|
while ($texinfo_index < @texinfo) {
|
|
&get_more_stuff_to_parse();
|
|
if (/^\@end\s+$def/) {
|
|
&printHTML("</DL>\n");
|
|
$in_paragraph = 0;
|
|
return;
|
|
}
|
|
if (s/^(\@def\w+)x\s/$1 /) {&printdef();}
|
|
else {
|
|
unless ($in_dd) {
|
|
&printHTML("<DD>\n");
|
|
++$in_dd;
|
|
$in_paragraph = 1;
|
|
$paragraph_end = "\n";
|
|
}
|
|
&parse();
|
|
}
|
|
}
|
|
print "**ERROR** reached EOF while searching for end of the $def "
|
|
. "definition that started on $origin[$started_at]\n";
|
|
|
|
} # parse_def
|
|
sub printdef
|
|
{
|
|
|
|
s/\@defun(x?)\s/\@deffn Function /
|
|
|| s/\@defmac(x?)\s/\@deffn Macro /
|
|
|| s/\@defspec(x?)\s/\@deffn \{Special Form\} /
|
|
|| s/\@defvar(x?)\s/\@defvr Variable /
|
|
|| s/\@defopt(x?)\s/\@defvr \{User Option\} /
|
|
|| s/\@deftypefun(x?)\s/\@deftypefn Function /
|
|
|| s/\@deftypevar(x?)\s/\@deftypefn Variable /
|
|
|| s/\@defivar(x?)\s/\@defcv \{Instance Variable\} /
|
|
|| s/\@defmethod(x?)\s/\@defop Method /;
|
|
s/(\@\w+)x\s/$1 /;
|
|
|
|
@words = split;
|
|
|
|
$i = 1;
|
|
$category = $words[$i++];
|
|
while ($i < @words && $category =~ /^\{[^}]*$/) {
|
|
$category .= ' ' . $words[$i++];
|
|
}
|
|
if ($i>=@words) {
|
|
print "def error at $origin{$started_at}\n";
|
|
}
|
|
$category =~ s/^\{//;
|
|
$category =~ s/\}$//;
|
|
|
|
&printHTML("<DT>$category: ");
|
|
|
|
if ($words[0] eq '@deftypefn' || $words[0] eq '@deftypevr'
|
|
|| $words[0] eq '@defcv' || $words[0] eq '@defop') {
|
|
if ($words[$i] =~ s/^\{//) {
|
|
&printHTML("<VAR>");
|
|
until ($words[$i] =~ s/\}$//) {&printHTML("$words[$i++]");}
|
|
&printHTML("$words[$i++]</VAR> ");
|
|
} else {
|
|
&printHTML("<VAR>$words[$i++]</VAR> ");
|
|
}
|
|
$words[0] =~ /.*([a-z][a-z])/;
|
|
$_ = "\@" . $1 . "index " . $words[$i];
|
|
&process_index;
|
|
}
|
|
&printHTML("<STRONG>$words[$i++]</STRONG>\n<VAR>");
|
|
|
|
while ($i < @words) {&printHTML(" $words[$i++]");}
|
|
&printHTML("</VAR>\n");
|
|
|
|
} # printdef
|
|
|
|
########################################################################
|
|
sub parse_enumerate
|
|
# $_ is `@enumerate'. Note that @enumerate with an arg (`@enumerate 3',
|
|
# for example) is kinda funky due to HTML limitations.
|
|
{
|
|
local ($count,$started_at);
|
|
|
|
$started_at = $start_index;
|
|
|
|
&printHTML("$paragraph_end") if $in_paragraph;
|
|
$in_paragraph = 0;
|
|
|
|
if (/^\@enumerate\s*(\S+)/) {$count = $1;}
|
|
|
|
&printHTML("<" . ($count ? "UL" : "OL") . ">\n");
|
|
|
|
while ($texinfo_index < @texinfo) {
|
|
&get_more_stuff_to_parse();
|
|
if (/^\@end\s+enumerate/) {
|
|
&printHTML("</" . ($count ? "UL" : "OL") . ">\n");
|
|
return;
|
|
}
|
|
if (/^\@item\s+(.*)/ || /^\@item()$/) {
|
|
if ($count) {
|
|
&printHTML("<LI>$count: $1\n");
|
|
++$count;
|
|
} else {
|
|
&printHTML("<LI>$1\n");
|
|
}
|
|
$in_paragraph = 1;
|
|
$paragraph_end = "\n";
|
|
} else {
|
|
&parse();
|
|
}
|
|
}
|
|
print "**ERROR** reached EOF while searching for end of the \@enumerate "
|
|
. "that started on $origin[$started_at]\n";
|
|
} # parse_enumerate
|
|
|
|
########################################################################
|
|
sub parse_flush
|
|
{
|
|
local ($started_at,$flush);
|
|
|
|
/^\@(\w+)\s/;
|
|
$flush = $1;
|
|
$started_at = $start_index;
|
|
|
|
&printHTML("$paragraph_end") if $in_paragraph;
|
|
$in_paragraph = 0;
|
|
|
|
while ($texinfo_index < @texinfo) {
|
|
&get_more_stuff_to_parse();
|
|
if (/^\@end\s+$flush/) {
|
|
return;
|
|
}
|
|
&parse();
|
|
}
|
|
print "**ERROR** reached EOF while searching for end of the $flush "
|
|
. "that started on $origin[$started_at]\n";
|
|
|
|
|
|
} # parse_flush
|
|
|
|
########################################################################
|
|
sub parse_itemize
|
|
# $_ is `@itemize'. Due to HTML limitation, `@itemize @bullet' comes
|
|
# out the same as `@itemize @minus'.
|
|
{
|
|
local ($started_at);
|
|
|
|
$started_at = $start_index;
|
|
|
|
&printHTML("$paragraph_end") if $in_paragraph;
|
|
$in_paragraph = 0;
|
|
|
|
&printHTML("<UL>\n");
|
|
|
|
|
|
while ($texinfo_index < @texinfo) {
|
|
&get_more_stuff_to_parse();
|
|
if (/^\@end\s+itemize/) {
|
|
&printHTML("</UL>\n");
|
|
return;
|
|
}
|
|
if (/^\@item\s+(.*)/ || /^\@item()$/) {
|
|
&printHTML("<LI>$1\n");
|
|
$in_paragraph = 1;
|
|
$paragraph_end = "\n";
|
|
} else {
|
|
&parse();
|
|
}
|
|
}
|
|
print "**ERROR** reached EOF while searching for end of the itemize "
|
|
. "that started on $origin[$started_at]\n";
|
|
} # parse_itemize
|
|
|
|
########################################################################
|
|
sub parse_menu
|
|
{
|
|
local ($started_at);
|
|
|
|
$started_at = $start_index;
|
|
|
|
&printHTML("$paragraph_end") if $in_paragraph;
|
|
$in_paragraph = 0;
|
|
|
|
&printHTML("<MENU>\n");
|
|
|
|
while ($texinfo_index < @texinfo) {
|
|
&get_more_stuff_to_parse();
|
|
if (/^\@end\s+menu/) {
|
|
&printHTML("</MENU>\n");
|
|
return;
|
|
}
|
|
|
|
# Like ` * menu-item:: description of item'
|
|
if (/^\s*\*\s*([^:]*)\s*::\s*(.*)$/) {
|
|
&printHTML("$paragraph_end") if $in_paragraph;
|
|
$in_paragraph = 0;
|
|
$node = &canonical($1);
|
|
&printHTML("<LI><A HREF=\"$node\">$1</A>\n");
|
|
&printHTML("$2\n") if $2;
|
|
# Like ` * menu-item: cross-reference. description of item'
|
|
} elsif (/^\s*\*\s*([^:]*)\s*:([^.]*)\.\s*(.*)$/) {
|
|
&printHTML("$paragraph_end") if $in_paragraph;
|
|
$in_paragraph = 0;
|
|
$node = &canonical($2);
|
|
&printHTML("<LI><A HREF=\"$node\">$1</A>\n");
|
|
&printHTML("$3\n");
|
|
} elsif (/^\@/) {
|
|
print "**WARNING** Don\'t know how to process \`$_\' inside "
|
|
. "a menu!\n";
|
|
} else {
|
|
if (/^\s*$/ && !$in_paragraph) {
|
|
&printHTML("<P>");
|
|
$in_paragraph = "1";
|
|
$paragraph_end = "</P>\n";
|
|
}
|
|
&printHTML("$_");
|
|
}
|
|
}
|
|
print "**ERROR** reached EOF while searching for end of the menu "
|
|
. "that started on $origin[$started_at]\n";
|
|
} # parse_menu
|
|
|
|
########################################################################
|
|
sub parse_table
|
|
# $_ is `@itemize'. Due to HTML limitation, `@itemize @bullet' comes
|
|
# out the same as `@itemize @minus'.
|
|
{
|
|
local ($table,$ttype,$after_DT,$started_at,$first_para);
|
|
($table,$ttype) = @_;
|
|
|
|
$started_at = $start_index;
|
|
|
|
&printHTML("$paragraph_end") if $in_paragraph;
|
|
$in_paragraph = 0;
|
|
|
|
&printHTML("<DL>\n");
|
|
|
|
while ($texinfo_index < @texinfo) {
|
|
&get_more_stuff_to_parse();
|
|
if (/^\@end\s+$table/) {
|
|
&printHTML("</DL>\n");
|
|
return;
|
|
}
|
|
if (/^\@item(x?)\s+(.*)/ || /^\@item(x?)()$/) {
|
|
$atarg = $2;
|
|
if ($ttype) {
|
|
if ($ttype =~ /(.+),(.+),(.+)/) {
|
|
$left = $1; $z = $2; $right = $3;
|
|
} else {
|
|
$left = ''; $z = $ttype; $right = '';
|
|
}
|
|
if ($z =~ s/^\^//) {$atarg =~ tr/a-z/A-Z/;}
|
|
&printHTML("<DT>$left<$z>$atarg</$z>$right\n");
|
|
} else {
|
|
&printHTML("<DT>$2\n");
|
|
}
|
|
$item = $2;
|
|
if ($item && $table =~ /([fv])table/) {
|
|
$_ = "\@" . $1 . "index " . $item;
|
|
&process_index;
|
|
}
|
|
$after_DT = 1;
|
|
} else {
|
|
if ($after_DT) {
|
|
&printHTML("<DD>\n");
|
|
$in_paragraph = 1;
|
|
$paragraph_end = "\n";
|
|
$after_DT = 0;
|
|
$first_para = 1;
|
|
}
|
|
unless ($first_para && /^\s*$/) {
|
|
$first_para = 0;
|
|
&parse();
|
|
}
|
|
}
|
|
}
|
|
print "**ERROR** reached EOF while searching for end of the table "
|
|
. "that started on $origin[$started_at]\n";
|
|
} # parse_table
|
|
|
|
########################################################################
|
|
sub print_index
|
|
{
|
|
local ($index) = @_;
|
|
$index = $index_name{$index};
|
|
|
|
eval "\@keys = keys \%$index";
|
|
|
|
&printHTML("<MENU>\n");
|
|
foreach $item (sort texinfo_sort @keys) {
|
|
eval "\$val = \$$index\{\$item\}";
|
|
&printHTML("<LI>$val\n");
|
|
}
|
|
&printHTML("</MENU>\n");
|
|
} # print_index
|
|
|
|
sub texinfo_sort
|
|
{
|
|
$x = $a; $x =~ s/<[^>]*>//g; $x =~ tr/A-Z/a-z/;
|
|
$y = $b; $y =~ s/<[^>]*>//g; $y =~ tr/A-Z/a-z/;
|
|
$x cmp $y;
|
|
} # texinfo_sort
|
|
|
|
########################################################################
|
|
sub process_index
|
|
#
|
|
# For example, `@cindex whatever' generates an entry in %cpindex
|
|
#
|
|
{
|
|
s/\@cindex/\@cpindex/ || s/\@findex/\@fnindex/
|
|
|| s/\@vindex/\@vrindex/ || s/\@kindex/\@kyindex/
|
|
|| s/\@pindex/\@pgindex/ || s/\@tindex/\@tpindex/;
|
|
|
|
/\@(..)index\s+(.*)/;
|
|
|
|
if ($x=$index_style{$1}) {
|
|
$entry = "<A HREF=\"$cthis\"><$x>$2</$x></A>";
|
|
} else {
|
|
$entry = "<A HREF=\"$cthis\">$2</A>";
|
|
}
|
|
|
|
print "*** \$$index_name{$1}\{$2\} = $entry\n" if $debug{'index'};
|
|
eval "\$$index_name{$1}\{\$2\} = \$entry";
|
|
} # process_index
|
|
|
|
########################################################################
|
|
sub print_arrows
|
|
{
|
|
&printHTML("<LINK REL=\"Precedes\" HREF=\"$cnext\">\n") if $next;
|
|
&printHTML("<LINK REV=\"Precedes\" HREF=\"$cprev\">\n") if $prev;
|
|
&printHTML("<LINK REV=\"Subdocument\" HREF=\"$cup\">\n") if $up;
|
|
&printHTML("<LINK REV=\"Library\" HREF=\"$dirfile\">\n") if $dirfile;
|
|
&printHTML("</HEAD><BODY><P>\n");
|
|
if ($cprev) {
|
|
&printHTML("<A HREF=\"$cprev\"><IMG ALIGN=MIDDLE "
|
|
. "SRC=\"$icons/prev-arrow.gif\" ALT=\"PREV\"></A>\n");
|
|
} else {
|
|
&printHTML("<A><IMG ALIGN=MIDDLE "
|
|
. "SRC=\"$icons/missing-arrow.gif\" ALT=\"prev\"></A>\n");
|
|
}
|
|
if ($cup) {
|
|
&printHTML("<A HREF=\"$cup\"> <IMG ALIGN=MIDDLE "
|
|
. "SRC=\"$icons/up-arrow.gif\" ALT=\"UP\"></A>\n");
|
|
} else {
|
|
&printHTML("<A><IMG ALIGN=MIDDLE "
|
|
. "SRC=\"$icons/missing-arrow.gif\" ALT=\"up\"></A>\n");
|
|
}
|
|
if ($cnext) {
|
|
&printHTML("<A HREF=\"$cnext\"><IMG ALIGN=MIDDLE "
|
|
. "SRC=\"$icons/next-arrow.gif\" ALT=\"NEXT\"></A>\n");
|
|
} else {
|
|
&printHTML("<A><IMG ALIGN=MIDDLE "
|
|
. "SRC=\"$icons/missing-arrow.gif\" ALT=\"next\"></A>\n");
|
|
}
|
|
if ($dirfile) {
|
|
# XXX need new graphic for this one
|
|
&printHTML("<A HREF=\"$dirfile\"> <IMG ALIGN=MIDDLE "
|
|
. "SRC=\"$icons/dir-arrow.gif\" ALT=\"Bookshelf\"></A>\n");
|
|
} else {
|
|
&printHTML("<A><IMG ALIGN=MIDDLE "
|
|
. "SRC=\"$icons/missing-arrow.gif\" ALT=\"Bookshelf\"></A>\n");
|
|
}
|
|
&printHTML("<CITE>$title</CITE>") if $title;
|
|
}
|
|
|
|
########################################################################
|
|
sub process_node
|
|
# On entry, $_ is an @node line.
|
|
{
|
|
s/^\@node\s+//;
|
|
($this,$next,$prev,$up) = split(/,/);
|
|
|
|
&deduce_node_links() unless ($next || $prev || $up);
|
|
|
|
&terminate_node();
|
|
|
|
$cthis = &canonical($this);
|
|
$cnext = &canonical($next);
|
|
$cprev = &canonical($prev);
|
|
$cup = &canonical($up);
|
|
|
|
print "... opening $dir$cthis ...\n" if $debug{nodes};
|
|
open(HTML,">$dir/$cthis") || die "Couldn't open $dir$cthis -- $!\n";
|
|
|
|
$nfootnotes = 0;
|
|
|
|
&printHTML("<HTML>\n");
|
|
&printHTML("<!-- created $today from " .
|
|
$origin[$start_index] . " via texi2www -->\n");
|
|
&print_header if $header;
|
|
&printHTML("<HEAD>\n<TITLE>$this</TITLE>\n");
|
|
&print_arrows;
|
|
&printHTML("</P>\n");
|
|
|
|
} # process_node
|
|
|
|
sub terminate_node
|
|
{
|
|
if ($nfootnotes) {
|
|
&printHTML("<P><HR>\n");
|
|
for ($n=0; $n < $nfootnotes; ++$n) {
|
|
&printHTML("<P>\[" . ($n+1) . "\] $footnote[$n]</P>\n");
|
|
}
|
|
}
|
|
|
|
|
|
&printHTML("<P><HR>\n");
|
|
&print_arrows;
|
|
&printHTML("</P>\n");
|
|
&print_footer if $footer;
|
|
&printHTML("</BODY></HTML>\n");
|
|
close (HTML);
|
|
}
|
|
|
|
########################################################################
|
|
sub process_section
|
|
#
|
|
# On entry:
|
|
# $_ is the section command (I.e. `@chapter Overview')
|
|
# $i is the index to $_ in @lines
|
|
{
|
|
&printHTML("$paragraph_end") if $in_paragraph;
|
|
$in_paragraph = 0;
|
|
|
|
/^\@(\w+)\s+(.*)/;
|
|
|
|
$section_number = '';
|
|
if ($1 eq 'chapter') {
|
|
++$chapter; $section=$subsection=$subsubsection=0;
|
|
$section_number = "Chapter $chapter: ";
|
|
} elsif ($1 eq 'section') {
|
|
++$section; $subsection=$subsubsection=0;
|
|
$section_number = "$chapter.$section: ";
|
|
} elsif ($1 eq 'subsection') {
|
|
++$subsection; $subsubsection=0;
|
|
$section_number = "$chapter.$section.$subsection: ";
|
|
} elsif ($1 eq 'subsubsection') {
|
|
++$subsubsection;
|
|
$section_number = "$chapter.$section.$subsection.$subsubsection: ";
|
|
} elsif ($1 eq 'appendix') {
|
|
++$appendix; $section=$subsection=$subsubsection=0;
|
|
$x = ('A'..'Z')[$appendix-1];
|
|
$section_number = "Appendix $x: ";
|
|
} elsif ($1 eq 'appendixsec') {
|
|
++$section; $subsection=$subsubsection=0;
|
|
$x = ('A'..'Z')[$appendix-1];
|
|
$section_number = "$x.$section: ";
|
|
} elsif ($1 eq 'appendixsubsec') {
|
|
++$subsection; $subsubsection=0;
|
|
$x = ('A'..'Z')[$appendix-1];
|
|
$section_number = "$x.$section.$subsection: ";
|
|
} elsif ($1 eq 'appendixsubsubsec') {
|
|
++$subsubsection;
|
|
$x = ('A'..'Z')[$appendix-1];
|
|
$section_number = "$x.$section.$subsection.$subsubsection: ";
|
|
}
|
|
|
|
$x = $directive_section{$1};
|
|
&printHTML("<H$x>$section_number$2</H$x>\n");
|
|
} # process_section
|
|
|
|
########################################################################
|
|
sub process_synindex
|
|
#
|
|
# There's perhaps a bug here -- this presumes the @synindex comes before
|
|
# any @?index directives; anything already in <from> doesn't get merged
|
|
# into <to>!
|
|
#
|
|
{
|
|
local ($code) = @_; # Either 0 or 1; 1 means @syncodeindex
|
|
|
|
/\@syn\w*index\s+(\w+)\s+(\w+)/;
|
|
|
|
print "*** synindex $1 $2\n" if $debug{'index'};
|
|
|
|
$index_name{$1} = $2 . "index";
|
|
$index_style{$1} = 'CODE' if $code;
|
|
} # process_synindex
|
|
|
|
########################################################################
|
|
sub printHTML
|
|
{
|
|
local ($line) = @_;
|
|
$line =~ s/\$R/\}/g;
|
|
$line =~ s/\$L/\{/g;
|
|
$line =~ s/\$A/\@/g;
|
|
$line =~ s/\$D/\$/g;
|
|
if ($debug{printHTML}) {
|
|
print $line;
|
|
} else {
|
|
print HTML $line;
|
|
}
|
|
} # printHTML
|
|
|
|
########################################################################
|
|
sub print_header
|
|
{
|
|
unless (open(HEADER,$header)) {
|
|
print "WARNING -- couldn't open header file \"$header\" -- $!\n";
|
|
$header = 0;
|
|
return;
|
|
}
|
|
while (<HEADER>) {
|
|
&printHTML($_);
|
|
}
|
|
close(HEADER);
|
|
}
|
|
|
|
########################################################################
|
|
sub print_footer
|
|
{
|
|
unless (open(FOOTER,$footer)) {
|
|
print "WARNING -- couldn't open footer file \"$footer\" -- $!\n";
|
|
$footer = 0;
|
|
return;
|
|
}
|
|
while (<FOOTER>) {
|
|
&printHTML($_);
|
|
}
|
|
close(FOOTER);
|
|
}
|
|
|
|
########################################################################
|
|
sub read_input
|
|
#
|
|
# Read the texinfo source into @texinfo. Don't copy comments or the
|
|
# `@ifxxx' and `@end ifxxx' surrounding [or the contents of] conditional
|
|
# blocks. Read `@include' files.
|
|
{
|
|
local ($echo,$terminator_re,$started_at) = @_;
|
|
|
|
while (&texinfo_read()) {
|
|
|
|
next if (/^\@c$/ || /^\@c\s/ || /^\@comment/);
|
|
|
|
if (/^\@ifinfo/) {
|
|
&read_input($echo,'/^\@end\s+ifinfo/',
|
|
"$texinfo_file[0] line $.");
|
|
next;
|
|
}
|
|
if (/^\@ifhtml/) {
|
|
&read_input($echo,'/^\@end\s+ifhtml/',
|
|
"$texinfo_file[0] line $.");
|
|
next;
|
|
}
|
|
if (/^\@iftex/) {
|
|
&read_input(0,'/^\@end\s+iftex/',
|
|
"$texinfo_file[0] line $.");
|
|
next;
|
|
}
|
|
if (/^\@tex/) {
|
|
&read_input(0,'/^\@end\s+tex/',
|
|
"$texinfo_file[0] line $.");
|
|
next;
|
|
}
|
|
if (/^\@ignore/) {
|
|
# @ignore doesn't nest
|
|
$ignore_from = "$texinfo_file[0] line $.";
|
|
while (&texinfo_read()) {
|
|
last if (/^\@end\s+ignore/);
|
|
}
|
|
unless (/^\@end\s+ignore/) {
|
|
print "Unexpected EOF while searching from $ignore_from "
|
|
. "for \'\@end ignore\'\n";
|
|
}
|
|
next;
|
|
}
|
|
if (/^\@titlepage/) {
|
|
&read_input(0,'/^\@end\s+titlepage/',"$texinfo_file[0] line $.");
|
|
next;
|
|
}
|
|
|
|
if (/^\@ifclear\s+(\S+)/) {
|
|
&read_input($echo&&(!defined($set{$1})),'/^\@end\s+ifclear/',
|
|
"$texinfo_file[0] line $.");
|
|
next;
|
|
}
|
|
if (/^\@ifset\s+(\S+)/) {
|
|
&read_input($echo&&defined($set{$1}),'/^\@end\s+ifset/',
|
|
"$texinfo_file[0] line $.");
|
|
next;
|
|
}
|
|
|
|
return if eval "$terminator_re";
|
|
|
|
if (/^\@include\s+(\S+)/) {
|
|
&open_input_file($1);
|
|
next;
|
|
}
|
|
|
|
if (/^\@(set|clear)\s+(\S+)/) {
|
|
if ($1 eq "set") {
|
|
$set{$2} = 1;
|
|
} else {
|
|
undef($set{$2});
|
|
}
|
|
}
|
|
|
|
next unless $echo;
|
|
|
|
if (/^\@(\w+)/) {next if $ignore_these_directives{$1};}
|
|
|
|
# Hide @@, @{, and @} so later on it'll be easier to process
|
|
# stuff like `@code{@@TeX@{@}}'.
|
|
s/\$/\$D/g; s/\@\@/\$A/g; s/\@{/\$L/g; s/\@}/\$R/g;
|
|
|
|
# Convert the HTML special characters
|
|
s/\&/\&/g; s/\</\</g; s/\>/\>/g; s/\"/\"/g;
|
|
|
|
$texinfo[$ntexinfo] = $_;
|
|
$origin[$ntexinfo] = "$texinfo_file[0] line $.";
|
|
++$ntexinfo;
|
|
}
|
|
|
|
print "Unexpected EOF while searching from $started_at "
|
|
. "for $terminator_re\n";
|
|
} # read_input
|
|
|
|
########################################################################
|
|
sub initialize_tables
|
|
{
|
|
# Lists which `@x{y}' get expanded into `y'.
|
|
%atxy_2_y = (
|
|
'asis', 1,
|
|
'r', 1,
|
|
'w', 1,
|
|
);
|
|
|
|
# Describes which `@x{y}' get expanded into `<z>y</z>' and what `z'
|
|
# is in those expansions! (If the expansion matches
|
|
# ``/(.*),(.*),(.*)/'' then y actually expands to ``$1<$2>y</$2>$3'';
|
|
# if z (or $2) begins with ^ then uppercase y before doing the
|
|
# expansion).
|
|
%atxy_2_zyz= (
|
|
'b', 'STRONG',
|
|
'cite', 'CITE',
|
|
'code', "CODE",
|
|
'dfn', 'EM',
|
|
'dmn', 'EM',
|
|
'emph', 'EM',
|
|
'file', "`,CODE,'",
|
|
'i', 'EM',
|
|
'kbd', 'KBD',
|
|
'key', '^CODE',
|
|
'math', 'CODE',
|
|
'samp', "`,CODE,'",
|
|
'sc', '^EM',
|
|
'strong', 'STRONG',
|
|
't', 'CODE',
|
|
'titlefont', 'CITE',
|
|
'var', 'VAR',
|
|
);
|
|
|
|
# Describes which `@x{y}' can be expanded into `z' and what `z' is in
|
|
# those expansions!
|
|
%atxy_2_z = (
|
|
'TeX', '<i>T</i>e<i>X</i>',
|
|
'bullet', '*',
|
|
'copyright', '(C)',
|
|
'dots', '...',
|
|
'equiv', '==',
|
|
'error', 'error-->',
|
|
'expansion', '==>',
|
|
'minus', '-',
|
|
'point', '-!-',
|
|
'print', '-|',
|
|
'result', '=>',
|
|
'today', &today(),
|
|
);
|
|
|
|
# Lists the '@x{y}' cross reference commands, and describes how they get
|
|
# expanded. Note the 'X' beginning each expansion -- it's there so 'ref'
|
|
# doesn't get expanded to ''!
|
|
%atxy_2_ref = (
|
|
'xref', 'XSee ',
|
|
'ref', 'X',
|
|
'pxref', 'Xsee ',
|
|
'href', 'X',
|
|
'uref', 'X',
|
|
'email', 'X',
|
|
'inforef', 'XSee ',
|
|
);
|
|
|
|
%ignore_these_directives = (
|
|
'author', 1,
|
|
'break', 1,
|
|
'contents', 1,
|
|
'evenfooting', 1,
|
|
'everyfooting', 1,
|
|
'everyheading', 1,
|
|
'finalout', 1,
|
|
'footnotestyle', 1,
|
|
'headings', 1,
|
|
'need', 1,
|
|
'noindent', 1,
|
|
'oddfooting', 1,
|
|
'page', 1,
|
|
'paragraphindent', 1,
|
|
'setchapternewpage', 1,
|
|
'setcontentsaftertitlepage', 1,
|
|
'setfilename', 1,
|
|
'shortcontents', 1,
|
|
'shorttitlepage', 1,
|
|
'smallbook', 1,
|
|
'sp', 1,
|
|
'subtitle', 1,
|
|
'summarycontents', 1,
|
|
'top', 1,
|
|
'vskip', 1,
|
|
);
|
|
|
|
# List the section directives and indicate what heading level
|
|
# each one gets.
|
|
%directive_section = (
|
|
'chapter', 1,
|
|
'section', 2,
|
|
'subsection', 3,
|
|
'subsubsection',4,
|
|
'appendix', 1,
|
|
'appendixsec', 2,
|
|
'appendixsubsec', 3,
|
|
'appendixsubsubsec', 4,
|
|
'chapheading', 1,
|
|
'majorheading', 1,
|
|
'heading', 2,
|
|
'subheading', 3,
|
|
'subsubheading', 4,
|
|
'unnumbered', 1,
|
|
'unnumberedsec', 2,
|
|
'unnumberedsubsec', 3,
|
|
'unnumberedsubsubsec', 4,
|
|
);
|
|
|
|
# These @ directives begin a block of preformatted text
|
|
# (">PRE" means indented inside <PRE>...</PRE>)
|
|
%directive_block = (
|
|
'cartouche', 'HR',
|
|
'display', '>PRE',
|
|
'example', '>PRE',
|
|
'format', 'PRE',
|
|
'group', '-',
|
|
'lisp', '>PRE',
|
|
'quotation', 'BLOCKQUOTE',
|
|
'smallexample','>PRE',
|
|
);
|
|
|
|
%index_name = (
|
|
'cp', 'cpindex',
|
|
'fn', 'fnindex',
|
|
'ky', 'kyindex',
|
|
'pg', 'pgindex',
|
|
'tp', 'tpindex',
|
|
'vr', 'vrindex',
|
|
);
|
|
%index_style = (
|
|
'fn', 'CODE',
|
|
'ky', 'CODE',
|
|
'pg', 'CODE',
|
|
'tp', 'CODE',
|
|
'vr', 'CODE',
|
|
);
|
|
} # initialize_tables
|
|
|
|
########################################################################
|
|
sub open_input_file
|
|
{
|
|
my $file = "$_[0]" ;
|
|
if ( not -f "$file" )
|
|
{
|
|
foreach $i ( @include_path )
|
|
{
|
|
if ( -f "$i/$_[0]" ) { $file = "$i/$_[0]"; last ; }
|
|
}
|
|
}
|
|
unshift(@texinfo_file,$file);
|
|
print "opening $file ...\n" if $debug{open_input_file};
|
|
open($texinfo_file[0],$file) || die "Couldn't open $file: $!\n";
|
|
} # open_input_file
|
|
|
|
########################################################################
|
|
sub texinfo_read
|
|
# Reads the next line of texinfo input into $_.
|
|
{
|
|
do {
|
|
$fd = $texinfo_file[0];
|
|
$_ = <$fd>;
|
|
} while ($_ eq '' && shift @texinfo_file);
|
|
return $_;
|
|
} # texinfo_read
|
|
|
|
########################################################################
|
|
sub today
|
|
{
|
|
$today = `date`;
|
|
$today =~ s/\w+ (\w+ +[0-9]+) [0-9]+:[0-9]+:[0-9]+ \w+ ([0-9]+)\n/$1 $2/;
|
|
$today =~ s/ +/ /g;
|
|
return $today;
|
|
} # today
|
|
|
|
########################################################################
|
|
sub copy_to_destdir
|
|
{
|
|
($copy_from) = @_;
|
|
|
|
if ($copy_from =~ m|(.*)/([^/]*)|) {
|
|
$copy_from_dir = $1;
|
|
$copy_from_file = $2;
|
|
} else {
|
|
$copy_from_dir = ".";
|
|
$copy_from_file = $copy_from;
|
|
}
|
|
|
|
if ($copy_from_dir ne $dir && !-e "$dir/$copy_from_file") {
|
|
system("cp $copy_from $dir")
|
|
&& die "Couldn\'t \`cp $copy_from $dir\'\n";
|
|
}
|
|
}
|