C++ (Cpp) driver_get_monitored_processの例

コード例 #1

ファイル: zmq_drv.cpp プロジェクト: csrl/erlzmq

//-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~
static void
zmqdrv_process_exit(ErlDrvData handle, ErlDrvMonitor* monitor)
{
    zmq_drv_t*     drv = reinterpret_cast<zmq_drv_t*>(handle);
    ErlDrvTermData pid = driver_get_monitored_process(drv->port, monitor);

    zmqdrv_fprintf("detected death of %lu process\r\n", pid);

    zmq_sock_info* si = drv->get_socket_info(pid);

    assert(NULL != si);

    zmqdrv_fprintf("force close %p\r\n", si->socket);

    driver_demonitor_process(drv->port, &si->monitor);

    if (si->busy)
    {
        // Remove socket from vm polling
        driver_select(drv->port, si->fd, ERL_DRV_READ, 0);
    }

    drv->zmq_pid_socket.erase(pid);
    drv->zmq_fd_socket.erase(si->fd);

    //zmq_close(Socket) is called in ~zmq_sock_info
    delete si;
}

コード例 #2

ファイル: zmq_drv.cpp プロジェクト: gar1t/erlzmq

// Called when an Erlang process owning sockets died.
// Perform cleanup of orphan sockets owned by pid.
static void 
zmqdrv_process_exit(ErlDrvData handle, ErlDrvMonitor* monitor)
{
    zmq_drv_t*     drv = (zmq_drv_t *)handle;
    ErlDrvTermData pid = driver_get_monitored_process(drv->port, monitor);

    zmqdrv_fprintf("detected death of %lu process\r\n", pid);

    driver_demonitor_process(drv->port, monitor);

    // Walk through the list of sockets and close the ones
    // owned by pid.
    zmq_pid_sockets_map_t::iterator it=drv->zmq_pid_sockets.find(pid);

    if (it != drv->zmq_pid_sockets.end()) {
        zmqdrv_fprintf("pid %lu has %lu sockets to be closed\r\n", pid, it->second.sockets.size());
        for(zmq_sock_set_t::iterator sit = it->second.sockets.begin();
            sit != it->second.sockets.end(); ++sit)
            drv->del_socket((*sit)->idx);
    }
}