Update Select.php

walkor · Dec 23, 2019 · 5eb1b14 · 5eb1b14
1 parent ddb2aef
commit 5eb1b14
Showing 1 changed file with 9 additions and 4 deletions.
diff --git a/Events/Select.php b/Events/Select.php
@@ -272,10 +272,15 @@ public function loop()
  $write = $this->_writeFds;
  $except = $this->_exceptFds;
 
- // Waiting read/write/signal/timeout events.
- \set_error_handler(function(){});
- $ret = \stream_select($read, $write, $except, 0, $this->_selectTimeout);
- \restore_error_handler();
+ if ($read || $write || $except) {
+ // Waiting read/write/signal/timeout events.
+ set_error_handler(function(){});
+ $ret = stream_select($read, $write, $except, 0, $this->_selectTimeout);
+ restore_error_handler();
+ } else {
+ usleep($this->_selectTimeout);
+ $ret = false;
+ }
 
 
  if (!$this->_scheduler->isEmpty()) {