require 'formula' class Scrypt < Formula url 'http://www.tarsnap.com/scrypt/scrypt-1.1.6.tgz' homepage 'http://www.tarsnap.com/scrypt.html' sha1 '7b1b3feccfe2ff08b5d05752ef1ca7df2ec8646d' def install system "./configure", "--prefix=#{prefix}" system "make install" end end