require 'formula' class Griffon < Formula homepage 'http://griffon.codehaus.org/' url 'http://dl.bintray.com/content/aalmiray/Griffon/griffon-1.4.0-bin.tgz' sha1 'a2cc25cf95388739929ad09800be9568ac02bab2' def install rm_f Dir["bin/*.bat"] prefix.install_metafiles libexec.install Dir['*'] bin.install_symlink Dir["#{libexec}/bin/*"] end def caveats; <<-EOS.undent You should set the environment variable GRIFFON_HOME to: #{libexec} EOS end end