require 'formula' class Concurrencykit < Formula homepage 'http://concurrencykit.org' url 'http://concurrencykit.org/releases/ck-0.2.17.tar.gz' sha1 '50d91dbab8bcce9f579f6f920a7fb828f0e754f9' head 'git://git.concurrencykit.org/ck.git' def install system "./configure", "--prefix=#{prefix}" system "make", "CC=#{ENV.cc}" system "make install" end end