Jamm\Memory\Shm\MultiAccess::select_q PHP Метод

    protected function select_q($type)
    {
        if ($type == self::readers) {
            if (empty($this->read_q)) {
                $this->read_q = msg_get_queue($this->read_q_key, 0777);
            }
            $q = $this->read_q;
        } else {
            if (empty($this->write_q)) {
                $this->write_q = msg_get_queue($this->write_q_key, 0777);
            }
            $q = $this->write_q;
        }
        return $q;
    }