diff options
Diffstat (limited to 'sem_timedwait.c')
| -rw-r--r-- | sem_timedwait.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/sem_timedwait.c b/sem_timedwait.c index e374006..e7fa55c 100644 --- a/sem_timedwait.c +++ b/sem_timedwait.c @@ -189,7 +189,15 @@ sem_timedwait (sem_t * sem, const struct timespec *abstime) #else /* NEED_SEM */ - result = (pthreadCancelableTimedWait ((*sem)->sem, milliseconds)); + if (InterlockedDecrement((LPLONG) &(*sem)->value) < 0) + { + /* Must wait */ + result = pthreadCancelableTimedWait ((*sem)->sem, milliseconds); + if (result != 0) + { + (void) InterlockedIncrement((LPLONG) &(*sem)->value); + } + } #endif |