require 'formula' class Xmp < Formula url 'http://downloads.sourceforge.net/project/xmp/xmp/3.3.0/xmp-3.3.0.tar.gz' homepage 'http://xmp.sourceforge.net' md5 '0ac15cdb68cf0a08f418d37b4c1843bd' def install system "./configure", "--prefix=#{prefix}" system "make install" end end