#!/usr/local/bin/perl

if( $#ARGV!=3 ){
	print STDERR<<'EOF';
Usage: diffLib <newLib> <oldLib> <<output-file>>
               <new> - <old> = <<defference>>
EOF
exit 1;
}

system("diff --context -urN $ARGV[0] $ARGV[1] | gzip > $ARGV[2].diff.gz");
eixt 0;