Function async_data_handler_start

src/rig.c:8483–8523

#define MAX_FRAME_LENGTH 1024

static int async_data_handler_start(RIG *rig)
{
    struct rig_state *rs = STATE(rig);
    async_data_handler_priv_data *async_data_handler_priv;

    ENTERFUNC;

    if (!rs->async_data_enabled)
    {
        rig_debug(RIG_DEBUG_TRACE,
                  "%s: async data support disabled since async_data_enabled=%d\n", __func__,
                  rs->async_data_enabled);
        RETURNFUNC(RIG_OK);
    }

    sleep(2);  // give other things a chance to finish opening up the rig

    rs->async_data_handler_thread_run = 1;
    rs->async_data_handler_priv_data = calloc(1,
                                       sizeof(async_data_handler_priv_data));

    if (rs->async_data_handler_priv_data == NULL)
    {
        RETURNFUNC(-RIG_ENOMEM);
    }

    async_data_handler_priv = (async_data_handler_priv_data *)
                              rs->async_data_handler_priv_data;
    async_data_handler_priv->args.rig = rig;
    int err = pthread_create(&async_data_handler_priv->thread_id, NULL,
                             async_data_handler, &async_data_handler_priv->args);

    if (err)
    {
        rig_debug(RIG_DEBUG_ERR, "%s: pthread_create error: %s\n", __func__,
                  strerror(errno));
        RETURNFUNC(-RIG_EINTERNAL);
    }

    RETURNFUNC(RIG_OK);
}

static int morse_data_handler_start(RIG *rig)
{