require 'formula' class Md5sha1sum < Formula url 'http://www.microbrew.org/tools/md5sha1sum/md5sha1sum-0.9.5.tar.gz' homepage 'http://www.microbrew.org/tools/md5sha1sum/' md5 'a75c5e21071ffa66fad1001de040517a' def install system "./configure --prefix=#{prefix}" system "make" bin.install "md5sum" ['sha1sum', 'ripemd160sum'].each { |s| ln_s bin+'md5sum', bin+s } end end