# File lib/daemon_kit/em.rb, line 19
      def run(&block)
        if ::EM.reactor_running?
          DaemonKit.logger.warn "EventMachine reactor already running"
          block.call if block_given?

        else
          if block_given?
            ::EM.run { block.call }
          else
            Thread.main[:_dk_reactor] = Thread.new { EM.run {} }
            DaemonKit.trap( 'INT' ) { DaemonKit::EM.stop  }
            DaemonKit.trap( 'TERM' ) { DaemonKit::EM.stop }
          end
        end
      end