25  * 2009-10-25     Bernard      change the mb/mq receive timeout to 0 if the
350         /* no waiting, return with timeout */  in rt_sem_take()
383                 /* reset the timeout of thread timer and start it */  in rt_sem_take()
701             /* no waiting, return with timeout */  in rt_mutex_take()
704                 /* set error as timeout */  in rt_mutex_take()
739                     /* reset the timeout of thread timer and start it */  in rt_mutex_take()
1119  * @param timeout the waiting time
1127                        rt_int32_t   timeout,  in rt_event_recv()  argument
1182     else if (timeout == 0)  in rt_event_recv()
1198         /* if there is a waiting timeout, active thread timer */  in rt_event_recv()
1199         if (timeout > 0)  in rt_event_recv()
1201             /* reset the timeout of thread timer and start it */  in rt_event_recv()
1204                              &timeout);  in rt_event_recv()
1431  * current thread will be suspended until timeout.
1435  * @param timeout the waiting time
1441                          rt_int32_t   timeout)  in rt_mb_send_wait()  argument
1462     if (mb->entry == mb->size && timeout == 0)  in rt_mb_send_wait()
1475         /* no waiting, return timeout */  in rt_mb_send_wait()
1476         if (timeout == 0)  in rt_mb_send_wait()
1491         if (timeout > 0)  in rt_mb_send_wait()
1499             /* reset the timeout of thread timer and start it */  in rt_mb_send_wait()
1502                              &timeout);  in rt_mb_send_wait()
1522         /* if it's not waiting forever and then re-calculate timeout tick */  in rt_mb_send_wait()
1523         if (timeout > 0)  in rt_mb_send_wait()
1526             timeout -= tick_delta;  in rt_mb_send_wait()
1527             if (timeout < 0)  in rt_mb_send_wait()
1528                 timeout = 0;  in rt_mb_send_wait()
1583  * @param timeout the waiting time
1587 rt_err_t rt_mb_recv(rt_mailbox_t mb, rt_ubase_t *value, rt_int32_t timeout)  in rt_mb_recv()  argument
1608     if (mb->entry == 0 && timeout == 0)  in rt_mb_recv()
1621         /* no waiting, return timeout */  in rt_mb_recv()
1622         if (timeout == 0)  in rt_mb_recv()
1639         if (timeout > 0)  in rt_mb_recv()
1647             /* reset the timeout of thread timer and start it */  in rt_mb_recv()
1650                              &timeout);  in rt_mb_recv()
1670         /* if it's not waiting forever and then re-calculate timeout tick */  in rt_mb_recv()
1671         if (timeout > 0)  in rt_mb_recv()
1674             timeout -= tick_delta;  in rt_mb_recv()
1675             if (timeout < 0)  in rt_mb_recv()
1676                 timeout = 0;  in rt_mb_recv()
2132  * @param timeout the waiting time
2139                     rt_int32_t timeout)  in rt_mq_recv()  argument
2162     if (mq->entry == 0 && timeout == 0)  in rt_mq_recv()
2177         /* no waiting, return timeout */  in rt_mq_recv()
2178         if (timeout == 0)  in rt_mq_recv()
2194         if (timeout > 0)  in rt_mq_recv()
2202             /* reset the timeout of thread timer and start it */  in rt_mq_recv()
2205                              &timeout);  in rt_mq_recv()
2225         /* if it's not waiting forever and then re-calculate timeout tick */  in rt_mq_recv()
2226         if (timeout > 0)  in rt_mq_recv()
2229             timeout -= tick_delta;  in rt_mq_recv()
2230             if (timeout < 0)  in rt_mq_recv()
2231                 timeout = 0;  in rt_mq_recv()