time_t time(time_t *timer)
{
NLtime t;
nlTime(&t);
*timer = t.seconds;
return *timer;
}
NL_EXP NLboolean NL_APIENTRY nlCondWait(NLcond *cond, NLint timeout)
{
if(cond == NULL)
{
nlSetError(NL_NULL_POINTER);
return NL_FALSE;
}
if(*cond == NULL)
{
nlSetError(NL_NULL_POINTER);
return NL_FALSE;
}
if(timeout <= 0)
{
NLcond cv = *cond;
#ifdef NL_WIN_THREADS
DWORD result;
result = WaitForMultipleObjects (2,cv->events_, FALSE, INFINITE);
if(result == WAIT_FAILED)
{
nlSetError(NL_SYSTEM_ERROR);
return NL_FALSE;
}
#else
int result = 0;
(void)pthread_mutex_lock((pthread_mutex_t *)&cv->mutex);
result = pthread_cond_wait((pthread_cond_t *)&cv->cond, (pthread_mutex_t *)&cv->mutex);
if(result != 0)
{
#ifdef WINDOWS_APP
SetLastError((DWORD)result);
#endif
nlSetError(NL_SYSTEM_ERROR);
return NL_FALSE;
}
(void)pthread_mutex_unlock((pthread_mutex_t *)&cv->mutex);
#endif
}
else
{
NLcond cv = *cond;
#ifdef NL_WIN_THREADS
DWORD result;
result = WaitForMultipleObjects (2, cv->events_, FALSE, (DWORD)timeout);
if(result == WAIT_FAILED)
{
nlSetError(NL_SYSTEM_ERROR);
return NL_FALSE;
}
else if(result == WAIT_TIMEOUT)
{
nlSetError(NL_TIMED_OUT);
return NL_FALSE;
}
}
#else
int result = 0;
struct timespec tv;
NLtime t;
NLlong ms;
/* convert timeout to an absolute time */
(void)nlTime(&t);
ms = t.mseconds + timeout;
tv.tv_sec = t.seconds + (ms / 1000);
tv.tv_nsec = (ms % 1000) * 1000;
(void)pthread_mutex_lock((pthread_mutex_t *)&cv->mutex);
result = pthread_cond_timedwait((pthread_cond_t *)&cv->cond,
(pthread_mutex_t *)&cv->mutex, &tv);
if(result == ETIMEDOUT)
{
nlSetError(NL_TIMED_OUT);
(void)pthread_mutex_unlock((pthread_mutex_t *)&cv->mutex);
return NL_FALSE;
}
else if(result != 0)
{
#ifdef WINDOWS_APP
SetLastError((DWORD)result);
#endif
nlSetError(NL_SYSTEM_ERROR);
return NL_FALSE;
}
(void)pthread_mutex_unlock((pthread_mutex_t *)&cv->mutex);
}
