# python-pyflakes -- lintian check script -*- perl -*-
#
# Copyright © 2011 Jakub Wilk
#
# 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::pyflakes;

use strict;
use warnings;

use Lintian::Tags qw(tag);
use Util;

sub run {

my ($pkg, $type, $info) = @_;
my $index = $info->index;
for my $file (@{$info->sorted_index}) {
    next if $index->{$file}->{link};
    if ($file =~ m,usr/(?:lib/python2\.\d+/(?:site|dist)-packages|share/(?:pyshared|python-support/[^/]+))/.+[.]py$,) {
        my $unpacked = $info->unpacked($file);
        open(PYFLAKES, '-|', "$ENV{LINTIAN_ROOT}/helpers/pyflakes", $unpacked) or fail("cannot execute pyflakes helper");
        while (<PYFLAKES>) {
            if (m,(pyflakes-\S+) (.*),) {
                my $tag = $1;
                my $rest = $2;
                tag $tag, "$file:$rest";
            } else {
                if (s/^\Q$unpacked\E:/$file:/g) {
                    chomp;
                    tag 'syntax-error', $_;
                    last;
                }
            }
        }
        close(PYFLAKES) or fail("pyflakes helper failed");
    }
}

}

1;

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