/**
  * @param ServerEvent $event
  */
 public function bindPnctlEvent(ServerEvent $event)
 {
     if (!extension_loaded('pcntl')) {
         return;
     }
     $loop = $event->getEventLoop();
     $server = $event->getServer();
     $pnctlEmitter = new PnctlEmitter($loop);
     $pnctlEmitter->on(SIGTERM, function () use($server, $loop) {
         $server->emit('end');
         $server->shutdown();
         $loop->stop();
         $this->logger->notice('Server stopped !');
     });
     $pnctlEmitter->on(SIGINT, function () use($server, $loop) {
         $this->logger->notice('Press CTLR+C again to stop the server');
         if (SIGINT === pcntl_sigtimedwait([SIGINT], $siginfo, 5)) {
             $this->logger->notice('Stopping server ...');
             $server->emit('end');
             $server->shutdown();
             foreach ($this->periodicRegistry->getPeriodics() as $periodic) {
                 if ($periodic instanceof TimerInterface && $loop->isTimerActive($periodic)) {
                     $loop->cancelTimer($periodic);
                 }
             }
             $loop->stop();
             $this->logger->notice('Server stopped !');
         } else {
             $this->logger->notice('CTLR+C not pressed, continue to run normally');
         }
     });
 }
 /**
  * @param ServerEvent $event
  */
 public function bindPnctlEvent(ServerEvent $event)
 {
     if (!extension_loaded('pcntl')) {
         return;
     }
     $loop = $event->getEventLoop();
     $server = $event->getServer();
     $pnctlEmitter = new PnctlEmitter($loop);
     $pnctlEmitter->on(SIGTERM, function () use($server, $loop) {
         $this->closure($server, $loop);
     });
     $pnctlEmitter->on(SIGINT, function () use($pnctlEmitter) {
         $this->logger->notice('Press CTLR+C again to stop the server');
         if (SIGINT === pcntl_sigtimedwait([SIGINT], $siginfo, 5)) {
             $pnctlEmitter->emit(SIGTERM);
         } else {
             $this->logger->notice('CTLR+C not pressed, continue to run normally');
         }
     });
 }