# File lib/main.rb, line 28
  def Main.libdir(*args, &block)
    @libdir ||= File.expand_path(__FILE__).sub(/\.rb$/,'')
    args.empty? ? @libdir : File.join(@libdir, *args)
  ensure
    if block
      begin
        $LOAD_PATH.unshift(@libdir)
        block.call()
      ensure
        $LOAD_PATH.shift()
      end
    end
  end