require 'formula' class Byacc < Formula homepage 'http://invisible-island.net/byacc/byacc.html' url 'ftp://invisible-island.net/byacc/byacc-20120526.tgz' sha1 '69662091c2ad42e4048860b886adbf5bab5a53a6' def install system "./configure", "--disable-debug", "--disable-dependency-tracking", "--program-prefix=b", "--prefix=#{prefix}", "--man=#{man}" system "make install" end end