# etcfiles -- lintian check script -*- perl -*-

# Copyright (C) 2000 by Sean 'Shaleh' Perry
#
# 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.

package Lintian::etcfiles;
use strict;
use Tags;
use Util;

sub run {

my $pkg = shift;
my $type = shift;

my %conffiles;

my $conffiles = "control/conffiles";

# load conffiles
if (open(IN,$conffiles)) {
    while (<IN>) {
	chop;
	next if m/^\s*$/o;
	s,^/,,;
	$conffiles{$_} = 1;
    }
    close(IN);
}

# Read package contents...
open(IN,"index") or fail("cannot open index file index: $!");
while (<IN>) {
    chop;

    my ($perm,$owner,$size,$date,$time,$file) = split(' ', $_, 6);
    my $link;

    $file =~ s,^(\./),,;
    $file =~ s/ link to .*//;

    if ($perm =~ m/^l/) {
	($file, $link) = split(' -> ', $file);
    }

    # skip it unless it is a file in /etc
    next unless $file =~ m,^etc, and $perm =~ m,^-,;

    # if there is a /etc/foo, it must be a conffile
    if (not exists($conffiles{$file})) {
	tag "file-in-etc-not-marked-as-conffile", "/$file";
    }
}
close(IN);

}

1;
