require 'formula' class HomebrewedPython < Requirement fatal true satisfy(:build_env => false) { Formula.factory('python').installed? } def message; <<-EOS.undent Compiling against the system-provided Python will likely fail. The system-provided Python includes PPC support, which will cause a compiler mis-match. This formula is known to work against a Homebrewed Python. Patches to correct this issue are welcome. EOS end end class CmuSphinxbase < Formula homepage 'http://cmusphinx.sourceforge.net/' url 'http://sourceforge.net/projects/cmusphinx/files/sphinxbase/0.8/sphinxbase-0.8.tar.gz' sha1 'c0c4d52e143d07cd593bd6bcaeb92b9a8a5a8c8e' depends_on 'pkg-config' => :build depends_on HomebrewedPython.new def install system "./configure", "--disable-debug", "--disable-dependency-tracking", "--prefix=#{prefix}" system "make install" end end