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[pthreads] Fix the sem_trywait issue.

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This commit is contained in:
Bernard Xiong 2016-11-08 09:21:32 +08:00
parent 712c0673fb
commit 2d7486fcc0
1 changed files with 3 additions and 3 deletions
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6
components/libc/pthreads/semaphore.c
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@ -85,7 +85,7 @@ static sem_t *posix_sem_find(const char* name)
return iter;
}
}
return RT_NULL;
}
@ -334,7 +334,7 @@ int sem_timedwait(sem_t *sem, const struct timespec *abs_timeout)
/* calculate os tick */
tick = clock_time_to_tick(abs_timeout);
result = rt_sem_take(sem->sem, tick);
if (result == -RT_ETIMEOUT)
{
@ -362,7 +362,7 @@ int sem_trywait(sem_t *sem)
return -1;
}
result = rt_sem_take(sem->sem, RT_WAITING_FOREVER);
result = rt_sem_take(sem->sem, 0);
if (result == -RT_ETIMEOUT)
{
rt_set_errno(EAGAIN);