#!/usr/bin/perl -w
# debian-readme -- lintian collector script

# Copyright (C) 1998 Richard Braakman
# 
# 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 warnings;

use lib "$ENV{'LINTIAN_ROOT'}/lib";
use Lintian::Util qw(fail gunzip_file touch_file);

($#ARGV == 2) or fail 'syntax: debian-readme <pkg> <type> <dir>';
my ($pkg, $type, $dir) = @ARGV;

if ( -f "$dir/README.Debian") {
    unlink "$dir/README.Debian" or fail "Could not remove old README.Debian: $!";
}

# Pick the first of these files that exists.
my @readmes = ("$dir/unpacked/usr/share/doc/$pkg/README.Debian.gz",
               "$dir/unpacked/usr/share/doc/$pkg/README.Debian",
               "$dir/unpacked/usr/share/doc/$pkg/README.debian.gz",
               "$dir/unpacked/usr/share/doc/$pkg/README.debian",
               "$dir/unpacked/usr/doc/$pkg/README.Debian.gz",
               "$dir/unpacked/usr/doc/$pkg/README.Debian",
               "$dir/unpacked/usr/doc/$pkg/README.debian.gz",
               "$dir/unpacked/usr/doc/$pkg/README.debian");

my $file;
for (@readmes) {
    if (-f $_) {
        $file = $_;
        last;
    }
}

if (not defined $file) {
    # no README found
    touch_file ("$dir/README.Debian");
} elsif ($file =~ m/\.gz$/) {
    gunzip_file ($file, "$dir/README.Debian");
} else {
    link ($file, "$dir/README.Debian")
        or fail("cannot link $file to README.Debian: $!");
}

# Local Variables:
# indent-tabs-mode: nil
# cperl-indent-level: 4
# End:
# vim: syntax=perl sw=4 sts=4 sr et
