class Rake::Application

def handle_options
  options.rakelib = ['rakelib']
  opts = GetoptLong.new(*command_line_options)
  opts.each { |opt, value| do_option(opt, value) }
  # If class namespaces are requested, set the global options
  # according to the values in the options structure.
  if options.classic_namespace
    $show_tasks = options.show_tasks
    $show_prereqs = options.show_prereqs
    $trace = options.trace
    $dryrun = options.dryrun
    $silent = options.silent
  end
rescue NoMethodError => ex
  raise GetoptLong::InvalidOption, "While parsing options, error = #{ex.class}:#{ex.message}"
end