#!/usr/bin/perl

use strict;
use warnings;

use Cwd;

if (@ARGV > 0) {
	my $dest;
	my $dir = cwd;
	$dest = $ARGV[0];
	if ($dest !~ /$dir/) {
		$dest = $dir . '/' .$dest;
	}
	$dest =~ s|/usr/src|/usr/freebsd|g ;
	print "$dest\n";	
	
	system("diff $ARGV[0] $dest");
} else {
	print STDERR "missing file";
	exit(1);
}