#!/usr/bin/perl -w

use strict;
$ENV{'LINTIAN_ROOT'} = '..';
require "$ENV{'LINTIAN_ROOT'}/lib/deplib.pl";

my $foo = Dep::parse('aalib1 (>= 1.2), libc6 (>= 2.2.2-2), libgpmg1 (>= 1.14-16), libncurses5 (>= 5.2.20010310-1), libpng2, slang1 (>> 1.3.0-0), svgalibg1 | svgalib-dummyg1, slang1, xlibs (>= 4.0.1-11), libpng2, zlib1g (>= 1:1.1.3)');

use Data::Dumper;

if ($foo->[0] eq 'AND') {
    my %seen;
    shift @$foo;
    foreach my $i (@$foo) {
	next if ($i->[0] eq 'OR');
	$seen{$i->[1]}++;
    }
    my @dups = grep {$seen{$_} > 1} keys(%seen);
    if (scalar(@dups) > 0) {
	print "Dups: " . scalar(@dups) . "\n";
	print "@dups\n";
    }
}

print Dumper($foo) . "\n";

#my @preds = $foo->[1];
#print Dumper(@preds);