function server($port) { echo "Starting server at port {$port}...\n"; $socket = @stream_socket_server("tcp://localhost:{$port}", $errNo, $errStr); if (!$socket) { throw new Exception($errStr, $errNo); } stream_set_blocking($socket, 0); $socket = new CoSocket($socket); while (true) { (yield SystemCall::newTask(handleClient((yield $socket->accept())))); } }