Function client_getchar

components/net/at/src/at_cli.c:156–164

#ifdef AT_USING_CLIENT
static char client_getchar(void)
{
    char ch;

    rt_sem_take(&client_rx_notice, RT_WAITING_FOREVER);
    rt_ringbuffer_getchar(client_rx_fifo, (rt_uint8_t *)&ch);

    return ch;
}

static void at_client_entry(void *param)
{