Homebrew formula for RubyCocoa

rubycocoa.rb

require 'formula'

class Rubycocoa <Formula
  url 'http://downloads.sourceforge.net/project/rubycocoa/RubyCocoa/1.0.5/RubyCocoa-1.0.5.tar.gz'
  homepage 'http://rubycocoa.sourceforge.net/'
  sha1 '7e176eebb4ee59e2b45f03de0b9ae38028876236'

  depends_on 'libxml2'

  def keg_only?
    :provided_by_osx
  end

  def install
    # Preinstall hook installs Xcode docs and templates
    rm "pre-install.rb"

  homebrew_ruby = "#{HOMEBREW_PREFIX}/bin/ruby"

    system homebrew_ruby, "install.rb", "config",
      "--prefix=#{prefix}",
      "--frameworks=#{prefix}/Frameworks"

    system homebrew_ruby, "install.rb", "setup"
    system homebrew_ruby, "install.rb", "install"

    ln_sf "#{prefix}/Frameworks/RubyCocoa.framework", "/Library/Frameworks"

    ruby_prefix = `ruby -rrbconfig -e "puts Config::CONFIG['prefix']"`.chomp
    Dir["#{prefix}/lib/**/*"].each do |src|
      dest = src.sub(/^#{prefix}/, ruby_prefix)
      if File.file?(src)
        mkdir_p File.dirname(dest)
        ln_sf src, dest
      end
    end
  end
end