diff options
Diffstat (limited to 'tests/semaphore3.c')
| -rw-r--r-- | tests/semaphore3.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/tests/semaphore3.c b/tests/semaphore3.c index c6570f8..1b19494 100644 --- a/tests/semaphore3.c +++ b/tests/semaphore3.c @@ -80,9 +80,8 @@ sem_t s; void * thr (void * arg) { - assert(pthread_detach(pthread_self()) == 0); assert(sem_wait(&s) == 0); - + assert(pthread_detach(pthread_self()) == 0); return NULL; } @@ -91,19 +90,21 @@ main() { int value = 0; int i; - pthread_t t[MAX_COUNT]; + pthread_t t[MAX_COUNT+1]; - assert(sem_init(&s, PTHREAD_PROCESS_PRIVATE, 0) == 0); + assert(sem_init(&s, PTHREAD_PROCESS_PRIVATE, 0) == 0); assert(sem_getvalue(&s, &value) == 0); +// printf("Value = %d\n", value); fflush(stdout); assert(value == 0); -// printf("Value = %ld\n", value); for (i = 1; i <= MAX_COUNT; i++) { - assert(pthread_create(&t[i-1], NULL, thr, NULL) == 0); - sched_yield(); - assert(sem_getvalue(&s, &value) == 0); -// printf("Value = %ld\n", value); + assert(pthread_create(&t[i], NULL, thr, NULL) == 0); + do { + sched_yield(); + assert(sem_getvalue(&s, &value) == 0); + } while (value != -i); +// printf("Value = %d\n", value); fflush(stdout); assert(-value == i); } @@ -111,7 +112,7 @@ main() { assert(sem_post(&s) == 0); assert(sem_getvalue(&s, &value) == 0); -// printf("Value = %ld\n", value); +// printf("Value = %d\n", value); fflush(stdout); assert(-value == i); } |