    # File docs/makedocs.rb, line 130
    def buildRi( docs )
            message "Running 'rdoc #{flags.join(' ')} #{docs.join(' ')}'\n" if $VERBOSE
            unless $DEBUG
                    begin
                            r = RDoc::RDoc.new
                            r.document([ '-i', 'docs', '-f', 'xml', 'lib', 'ext' ])
                    rescue RDoc::RDocError => e
                            $stderr.puts e.message
                            exit(1)
                    end
            end

    end