Homebrew formula for plan9port

plan9port.rb

require 'formula'

class Plan9port < Formula
  homepage 'http://swtch.com/plan9port/'
  url 'https://bitbucket.org/rsc/plan9port', :using => :hg, :tag => '697c23cebcec'
  version '20120603'
  md5 '18993b6993950864f7fb95f73ac47168'
  head 'https://bitbucket.org/rsc/plan9port', :using => :hg
  keg_only "plan9port includes system programs like 'cat' and 'awk', and you may not want to override their OS X equivalents."

  def install
    ohai "Compiling plan9port ..."
    system './INSTALL -b'
    prefix.install Dir['*']
  end

  def test
    # Finish the compilation / install process in the target directory.
    # plan9port rewites shebang lines to point to the final install dir.
    system "./INSTALL -c"
  end
  
  def caveats; <<-EOS.undent
    Add these to your profile environment when you want to use plan9port programs.
    PLAN9=#{prefix}; export PLAN9
    PATH=$PATH:$PLAN9/bin; export PATH
    EOS
  end
end

why didn't this get submitted to the official repository?

If this works, please submit it, that'd be nice.