require 'formula' class Ntl < Formula homepage 'http://www.shoup.net/ntl' url 'http://www.shoup.net/ntl/ntl-5.5.2.tar.gz' md5 '2e0afa1fa3b325e562ce89da57cba983' def install cd "src" do system "./configure", "PREFIX=#{prefix}" system "make" system "make check" system "make install" end end end