#!/usr/bin/perl -w
# ar-info -- lintian collection script
#
# Copyright © 2009 Stéphane Glondu
#
# 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, you can find it on the World Wide
# Web at http://www.gnu.org/copyleft/gpl.html, or write to the Free
# Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
# MA 02110-1301, USA.

use strict;
use lib "$ENV{LINTIAN_ROOT}/lib";

use FileHandle;
use Lintian::Command qw(spawn);
use Util qw(fail);

($#ARGV == 1) or fail("syntax: ar-info <pkg> <type>");
my $pkg = shift;
my $type = shift;

-f "fields/source" or fail("ar-info invoked in wrong directory");

unlink("ar-info");
chdir("unpacked")
    or fail("cannot chdir to unpacked directory: $!");

open(INDEX, '<', "../index")
    or fail("cannot open index file: $!");
open(OUT, '>', "../ar-info");

while (<INDEX>) {
    chomp;
    next unless /\.a$/;
    my $file = (split(" ", $_, 6))[5];
    next unless -f $file;
    my $opts = { pipe_out => FileHandle->new, err => '/dev/null' };
    spawn($opts, [ 'ar', 't', $file ]);
    print OUT "$file:";
    while (defined($_ = readline($opts->{pipe_out}))) {
        chomp;
        print OUT " $_";
    }
    close($opts->{pipe_out});
    print OUT "\n";
    $opts->{harness}->finish;
}

close(INDEX);
close(OUT);
