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#!/usr/bin/env perl
# $Id$
# Find the minimal package list (tlpver) of the current installation.
# Copyright 2007, 2008 Norbert Preining
#
# This file is licensed under the GNU General Public License version 2
# or any later version.

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

use strict;

use TeXLive::TLPDB;
use TeXLive::TLUtils qw(dirname tllog);
use Getopt::Long;
use Pod::Usage;

my $opt_debug = 0;
my $help = 0;

GetOptions("debug!", 'help|?' => \$help ) or pod2usage(1);

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

if ($opt_debug) {
  $::LOGLEVELFILE = $::LOG_DDDEBUG;
	$::LOGLEVELTERMINAL = $::LOG_DDDEBUG;
}

die "$0: missing tlpdb argument; try --help if you need it.\n" if ($#ARGV<0);

die "cannot read tlpdb file $ARGV[0]." if (! -r "$ARGV[0]");
# backwards compatibility
my $root;
if ($ARGV[0] =~ m,texlive.tlpdb$,) {
	$root = dirname(dirname($ARGV[0]));
} else {
  $root = $ARGV[0];
}

my $tldb = new TeXLive::TLPDB ("root" => $root);

$tldb->generate_packagelist;

__END__

=head1 NAME

tlpdb2pkgver - generate a list of TeX Live packages with revisions

=head1 SYNOPSIS

tlpdb2pkgver [OPTION]... /path/to/root/of/installation/

=head1 OPTIONS

The standard options C<-help> and C<-debug> are accepted.
See the tlpfiles documentation for details.

=head1 DESCRIPTION

B<tlpdb2pkgver> generates the short list of package names with revisions
(C<tlpdb.pkgver>) from the TeX Live installation present at the location
specified on the command line.  Output is to stdout.

=head1 AUTHORS AND COPYRIGHT

This script and its documentation were written for the TeX Live
distribution (L<http://tug.org/texlive>) and both are licensed under the
GNU General Public License Version 2 or later.

=cut

### Local Variables:
### perl-indent-level: 2
### tab-width: 2
### indent-tabs-mode: nil
### End:
# vim:set tabstop=2: #