Jamm\Memory\Shm\MultiAccess::decrement PHP Method

    protected function decrement($type = self::readers)
    {
        $q = $this->select_q($type);
        if (empty($q)) {
            return false;
        }
        $recieve = msg_receive($q, $type, $t, 100, $msg, false, MSG_IPC_NOWAIT + MSG_NOERROR, $err);
        if ($recieve === false) {
            $counter = $this->get_counter($type);
            if ($counter > 0) {
                $this->err_log[] = 'Message was not recieved from queue ' . ($type == self::readers ? 'readers ' . $this->read_q_key : 'writers ' . $this->write_q_key) . ' counter: ' . $counter . ', error: ' . $err;
                return false;
            }
        }
        return true;
    }