class Plan9port < Formula desc "Many Plan 9 programs ported to UNIX-like operating systems" homepage "http://swtch.com/plan9port/" url "https://plan9port.googlecode.com/files/plan9port-20140306.tgz" sha256 "cbb826cde693abdaa2051c49e7ebf75119bf2a4791fe3b3229f1ac36a408eaeb" def install ENV["PLAN9_TARGET"] = libexec system "./INSTALL" libexec.install Dir["*"] bin.install_symlink "#{libexec}/bin/9" prefix.install Dir["#{libexec}/mac/*.app"] end def caveats; <<-EOS.undent In order not to collide with OSX system binaries, the Plan 9 binaries have been installed to #{libexec}/bin. To run the Plan 9 version of a command simply call it through the command "9", which has been installed into the Homebrew prefix bin. For example, to run Plan 9's ls run: # 9 ls EOS end test do (testpath/"test.c").write <<-EOS.undent #include #include #include int main(void) { return printf("Hello World\\n"); } EOS system "#{bin}/9", "9c", "test.c" system "#{bin}/9", "9l", "-o", "test", "test.o" assert_equal "Hello World\n", `./test` end end