# File lib/rake.rb, line 1897
1897:     def handle_options
1898:       options.rakelib = 'rakelib'
1899: 
1900:       opts = GetoptLong.new(*command_line_options)
1901:       opts.each { |opt, value| do_option(opt, value) }
1902: 
1903:       # If class namespaces are requested, set the global options
1904:       # according to the values in the options structure.
1905:       if options.classic_namespace
1906:         $show_tasks = options.show_tasks
1907:         $show_prereqs = options.show_prereqs
1908:         $trace = options.trace
1909:         $dryrun = options.dryrun
1910:         $silent = options.silent
1911:       end
1912:     end