#!/usr/bin/perl -w
# changes the dpkg status of a package in a chroot to "hold"
#
# Copyright © 2006,2008 Roger Leigh <rleigh@debian.org>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#
# 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, see
# <http://www.gnu.org/licenses/>.
#
#######################################################################

use strict;
use warnings;

use Getopt::Long;
use Sbuild
  qw(help_text version_text usage_error check_group_membership check_unshare);
use Sbuild::Utility     qw(setup cleanup shutdown);
use Sbuild::ChrootSetup qw(hold_packages list_packages);
use Sbuild::Conf        qw();
use Sbuild::OptionsBase;

my $conf = Sbuild::Conf::new();
exit 1 if !defined($conf);
my $options = Sbuild::OptionsBase->new($conf, "sbuild-hold", "1");
exit 1 if !defined($options);
check_unshare($0, $conf);
check_group_membership();

usage_error("sbuild-hold", "Incorrect number of options") if (@ARGV < 2);

my $chroot = Sbuild::Utility::get_dist($ARGV[0]);

my $session = setup('source', $ARGV[0], $conf)
  or die "Chroot setup failed for $chroot chroot";

print STDOUT "Holding packages in $chroot chroot:";
shift @ARGV;
foreach (@ARGV) {
	print STDOUT " $_";
}
print STDOUT ".\n\n";

my $status = hold_packages($session, $conf, @ARGV);
$status >>= 8;

list_packages($session, $conf, @ARGV);

cleanup($conf);

exit $status;
