require 'formula' class Xdelta < Formula homepage 'http://xdelta.org' url 'http://xdelta.googlecode.com/files/xdelta3-3.0.5.tar.gz' sha1 'd760319a0484aa1b74a71fe6066a25eeabe7532a' def install system "./configure", "--disable-dependency-tracking", "--prefix=#{prefix}" system "make install" end end