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#!/usr/bin/perl -w
# -*- mode: cperl; coding: utf-8 -*-
# Most of this code was stolen from Debhelper 7.3.16+. which is:
# Joey Hess, GPL copyright 1997-2009.
# Adapted for CDBS purposes by Colin Walters <walters@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, 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/>.
sub error {
my $err = shift;
print STDERR $err;
exit 1;
}
sub samearch {
my $arch=shift;
my @archlist=split(/\s+/,shift);
foreach my $a (@archlist) {
system("dpkg-architecture", "-a$arch", "-i$a") == 0 && return 1;
}
return 0;
}
sub buildarch {
my $value=`dpkg-architecture -qDEB_HOST_ARCH` || error("dpkg-architecture failed: $!");
chomp $value;
return $value;
}
sub GetPackages {
my $type=shift;
$type="" if ! defined $type;
my $package="";
my $arch="";
my @list=();
my %seen;
open (CONTROL, 'debian/control') ||
error("cannot read debian/control: $!\n");
while (<CONTROL>) {
chomp;
s/\s+$//;
if (/^Package:\s*(.*)/i) {
$package=$1;
# Detect duplicate package names in the same control file.
if (! $seen{$package}) {
$seen{$package}=1;
}
else {
error("debian/control has a duplicate entry for $package");
}
}
if (/^Architecture:\s*(.*)/i) {
$arch=$1;
}
if (!$_ or eof) { # end of stanza.
if ($package &&
# (($type eq 'indep' && $arch eq 'all') ||
# ($type eq 'arch' && $arch ne 'all') ||
# ($type eq 'same' && (samearch(buildarch(), $arch))) ||
(($type eq 'indep' && $arch eq 'all') ||
($type eq 'arch' && $arch ne 'all') ||
($type eq 'same' && ($arch eq 'any' ||
($arch ne 'all' &&
samearch(buildarch(), $arch)))) ||
! $type)) {
push @list, $package;
$package="";
$arch="";
}
}
}
close CONTROL;
return @list;
}
print join(' ', GetPackages($ARGV[0])) . "\n";
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