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#!/usr/bin/env perl
#
# tlsrc2tlp.pl
# convert a set of tlsrc files (given as arguments) into tlp
# Copyright 2007 Norbert Preining
#
# This file is licensed under the GNU General Public Licence version 2
# or any later version
#

BEGIN {
  $^W = 1;
  ($mydir = $0) =~ s,/[^/]*$,,;
  unshift (@INC, $mydir);
}

use strict;

use TLSRC;
use TLP;
use TLTREE;
use Getopt::Long;
use Pod::Usage;
use File::Path;


my $opt_master = "/src/TeX/texlive-svn/Master";
my $opt_outputdir = "./tlp";
our $opt_debug = 0;
my $man = 0;
my $help = 0;

GetOptions("debug!",	# debug mode
		"master=s" => \$opt_master,	# location of the tree
		"outputdir=s" => \$opt_outputdir,
		'help|?' => \$help, man => \$man
	) or pod2usage(2);

pod2usage(1) if $help;
pod2usage(-exitstatus => 0, -verbose => 2) if $man;

if (! -d "$opt_master") {
	die "Master $opt_master does not exists!";
}

if (! -d "$opt_outputdir") {
	mkpath("$opt_outputdir") or die "Cannot mkdir $opt_outputdir!";
}
	
my $tltree = TLTREE->new( 'svnroot' => "$opt_master" );
$tltree->init_from_svn;

foreach my $f (@ARGV) {
	my $tlsrc = new TLSRC;
	$tlsrc->from_file($f);
	my $tlp = $tlsrc->make_tlp($tltree);
	my $name = $tlp->name;
	open(FOO,">$opt_outputdir/$name.tlp") or die "Cannot create $opt_outputdir/$name.tlp!";
	$tlp->writeout(\*FOO);
	close(FOO);
}


__END__

=head1 NAME

tlsrc2tlp - Converting tlsrc files into tlp files

=head1 SYNOPSIS

tlsrc2tlp [options] [tlsrcfiles ...]

 Options:
   -help            brief help message
   -man             full documentation
   -master=s        set Master of TeX Live tree
   -outputdir=s     specify the directory where tlp files are created
   -debug           get debug messages from TL* modules

=head1 OPTIONS

=over 8

=item B<-help>

Print a brief help message and exits.

=item B<-man>

Prints the manual page and exits.

=item B<-master>

The location given by B<-master> must point to a valid svn repository
of TeX Live Master direcory. Defaults to /src/TeX/texlive-svn/Master

=item B<-outputdir>

Specifies the location where tlp files are created. Defaults to ./tlp

=item B<-debug>

Give debug messages from the TeX Live modules

=back

=head1 DESCRIPTION

B<tlsrc2tlp> converts TeX Live Source (tlsrc) files into TeX Live Package 
files (tlp).

=cut