Method accept_loop

net/kernel_socket.cpp:433–451

    }

    int accept_loop() {
        if (workth) LOG_ERROR_RETURN(EALREADY, -1, "Already listening");
        workth = photon::CURRENT;
        DEFER(workth = nullptr);
        while (workth) {
            waiting = true;
            auto connection = accept();
            waiting = false;
            if (!workth) return 0;
            if (connection) {
                connection->timeout(m_timeout);
                photon::thread_create11(&KernelSocketServer::handler, m_handler, connection);
            } else {
                LOG_WARN("KernelSocketServer: failed to accept new connections: `", ERRNO());
                photon::thread_usleep(1000);
            }
        }
        return 0;
    }

    static void handler(Handler m_handler, ISocketStream* sess) {
        m_handler(sess);