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#!/usr/bin/perl -w
#
# pod2help
# $Id: pod2help,v 1.9 2004/06/07 00:57:30 johnh Exp $
#
# Copyright (C) 1999 by John Heidemann
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License,
# version 2, as published by the Free Software Foundation.
#
# 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.
#
sub usage {
print STDERR <<END;
usage: $0 [-m mode] sections
Convert pod to my own help format.
This program just does the SUBSET of pod that I needed.
options:
-m MODE specify mode (tcl or gtk, default is tcl)
END
exit 1;
}
use strict;
use Getopt::Long;
&usage if ($#ARGV >= 0 && $ARGV[0] eq '-?');
my(%opts);
&GetOptions(\%opts, qw(k m=s));
&usage if ($#ARGV < 0);
my($mode) = $opts{'m'};
$mode = 'tcl' if (!defined($mode));
die "$0: unknown mode $mode.\n" if (!($mode eq 'tcl' || $mode eq 'gtk'));
my($section) = $ARGV[0];
my($over) = 0;
my($item) = '';
$/ = "\n\n"; # paragraph slurping
my(%HTML_Escapes) = (
'amp' => '&', # ampersand
'lt' => '<', # left chevron, less-than
'gt' => '>', # right chevron, greater-than
'quot' => '"', # double quote
"Aacute" => "\xC1", # capital A, acute accent
"aacute" => "\xE1", # small a, acute accent
"Acirc" => "\xC2", # capital A, circumflex accent
"acirc" => "\xE2", # small a, circumflex accent
"AElig" => "\xC6", # capital AE diphthong (ligature)
"aelig" => "\xE6", # small ae diphthong (ligature)
"Agrave" => "\xC0", # capital A, grave accent
"agrave" => "\xE0", # small a, grave accent
"Aring" => "\xC5", # capital A, ring
"aring" => "\xE5", # small a, ring
"Atilde" => "\xC3", # capital A, tilde
"atilde" => "\xE3", # small a, tilde
"Auml" => "\xC4", # capital A, dieresis or umlaut mark
"auml" => "\xE4", # small a, dieresis or umlaut mark
"Ccedil" => "\xC7", # capital C, cedilla
"ccedil" => "\xE7", # small c, cedilla
"Eacute" => "\xC9", # capital E, acute accent
"eacute" => "\xE9", # small e, acute accent
"Ecirc" => "\xCA", # capital E, circumflex accent
"ecirc" => "\xEA", # small e, circumflex accent
"Egrave" => "\xC8", # capital E, grave accent
"egrave" => "\xE8", # small e, grave accent
"ETH" => "\xD0", # capital Eth, Icelandic
"eth" => "\xF0", # small eth, Icelandic
"Euml" => "\xCB", # capital E, dieresis or umlaut mark
"euml" => "\xEB", # small e, dieresis or umlaut mark
"Iacute" => "\xCD", # capital I, acute accent
"iacute" => "\xED", # small i, acute accent
"Icirc" => "\xCE", # capital I, circumflex accent
"icirc" => "\xEE", # small i, circumflex accent
"Igrave" => "\xCD", # capital I, grave accent
"igrave" => "\xED", # small i, grave accent
"Iuml" => "\xCF", # capital I, dieresis or umlaut mark
"iuml" => "\xEF", # small i, dieresis or umlaut mark
"Ntilde" => "\xD1", # capital N, tilde
"ntilde" => "\xF1", # small n, tilde
"Oacute" => "\xD3", # capital O, acute accent
"oacute" => "\xF3", # small o, acute accent
"Ocirc" => "\xD4", # capital O, circumflex accent
"ocirc" => "\xF4", # small o, circumflex accent
"Ograve" => "\xD2", # capital O, grave accent
"ograve" => "\xF2", # small o, grave accent
"Oslash" => "\xD8", # capital O, slash
"oslash" => "\xF8", # small o, slash
"Otilde" => "\xD5", # capital O, tilde
"otilde" => "\xF5", # small o, tilde
"Ouml" => "\xD6", # capital O, dieresis or umlaut mark
"ouml" => "\xF6", # small o, dieresis or umlaut mark
"szlig" => "\xDF", # small sharp s, German (sz ligature)
"THORN" => "\xDE", # capital THORN, Icelandic
"thorn" => "\xFE", # small thorn, Icelandic
"Uacute" => "\xDA", # capital U, acute accent
"uacute" => "\xFA", # small u, acute accent
"Ucirc" => "\xDB", # capital U, circumflex accent
"ucirc" => "\xFB", # small u, circumflex accent
"Ugrave" => "\xD9", # capital U, grave accent
"ugrave" => "\xF9", # small u, grave accent
"Uuml" => "\xDC", # capital U, dieresis or umlaut mark
"uuml" => "\xFC", # small u, dieresis or umlaut mark
"Yacute" => "\xDD", # capital Y, acute accent
"yacute" => "\xFD", # small y, acute accent
"yuml" => "\xFF", # small y, dieresis or umlaut mark
"lchevron" => "\xAB", # left chevron (double less than)
"rchevron" => "\xBB", # right chevron (double greater than));
);
&main;
exit 0;
sub tag {
my($name, $value) = @_;
if ($name eq 'C' || $name eq 'F') {
return "<computer>$value</computer>" if ($mode eq 'tcl');
return "<tt>$value</tt>" if ($mode eq 'gtk');
die;
} elsif ($name eq 'Z') {
return '';
} elsif ($name eq 'L') {
return "<i>$value</i>" if ($mode eq 'gtk');
return $value;
} elsif ($name eq 'I') {
return "<italic>$value</italic>" if ($mode eq 'tcl');
return "<i>$value</i>" if ($mode eq 'gtk');
} elsif ($name eq 'B') {
return "<italic>$value</italic>" if ($mode eq 'tcl');
return "<b>$value</b>" if ($mode eq 'gtk');
} else {
die "unknown tag $name<$value>\n";
};
}
sub output {
local($_) = @_;
s/(\w)<([^>]+)>/tag($1,$2)/ge;
s/\n/ /g;
s/"/\\"/g if ($mode eq 'gtk');
print "$_\n\n" if ($mode eq 'tcl');
print "\t\"$_\\n\\n\"\n" if ($mode eq 'gtk');
}
sub main {
print "\tset help($section) {" if ($mode eq 'tcl');
print "static gtk_lava_help_text glht_$section(O_(\"$section\"),\n\tN_(\n" if ($mode eq 'gtk');
my($first_title) = undef;
while (<STDIN>) {
chomp;
s/^\n//g;
if (!/^=/) {
output($_);
next;
};
s/^=(\S+)\s*(.*)$//m;
my($cmd, $args) = ($1, $2);
my($rest) = $_;
# directives
if ($cmd eq 'head1') {
my($title, $w) = '';
foreach $w (split(/ /, $args)) {
$title .= ucfirst(lc($w)) . " ";
};
$title =~ s/ $//;
print "\n<big>$title</big>\n\n" if ($mode eq 'tcl');
print "\t\"\\n<big>$title</big>\\n\\n\"\n" if ($mode eq 'gtk');
$first_title = $title if (!defined($first_title));
} elsif ($cmd eq 'over') {
$over = $args;
} elsif ($cmd eq 'back') {
$over = 0;
} elsif ($cmd eq 'item') {
$item = $args;
output("$item\n$rest");
} else {
die "unknown cmd ``$cmd''.\n";
};
};
die "$0: unknown title.\n" if (!defined($first_title) && $mode eq 'gtk');
print "\t), N_(\"$first_title\"));\n\n" if ($mode eq 'gtk');
print "}\n" if ($mode eq 'tcl');
}
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