require "formula" class Parallel < Formula homepage "http://savannah.gnu.org/projects/parallel/" url "http://ftpmirror.gnu.org/parallel/parallel-20140622.tar.bz2" mirror "http://ftp.gnu.org/gnu/parallel/parallel-20140622.tar.bz2" sha256 "58d25784e097807617ab88f003e7c435b4686abb68b6d311e6163e5f88b9343b" conflicts_with "moreutils", :because => "both install a 'parallel' executable." def install system "./configure", "--prefix=#{prefix}" system "make install" end end