require 'formula' class Xdelta < Formula homepage 'http://xdelta.org' url 'http://xdelta.googlecode.com/files/xdelta3-3.0.3.tar.gz' sha1 '4dfffc52a77a507edfac226d0e4716e35eaa68be' def install system "./configure", "--disable-dependency-tracking", "--prefix=#{prefix}" system "make install" end end