require 'formula' class Libyaml < Formula homepage 'http://pyyaml.org/wiki/LibYAML' url 'http://pyyaml.org/download/libyaml/yaml-0.1.4.tar.gz' md5 '36c852831d02cf90508c29852361d01b' option :universal def install args = ["--prefix=#{prefix}"] if build.universal? ENV['CFLAGS'] = "-arch i386 -arch x86_64" ENV['LDFLAGS'] = "-arch i386 -arch x86_64" args << "--disable-dependency-tracking" end system './configure', *args system "make install" end end