require 'formula' class Jython :nounzip md5 '2ee978eff4306b23753b3fe9d7af5b37' homepage 'http://www.jython.org' head "http://downloads.sourceforge.net/project/jython/jython-dev/2.5.2b2/jython_installer-2.5.2b2.jar", :using => :nounzip def install system "java", "-jar", Pathname.new(@url).basename, "-s", "-d", libexec bin.mkpath ln_s libexec+'bin/jython', bin end end