Implement new clock wait functions
pthread_cond_clockwait
pthread_mutex_clocklock
pthread_rwlock_clockrdlock
pthread_rwlock_clockwrlock
sem_clockwait
Bug: 35756266
Test: new unit tests
Change-Id: I71bd25eeec6476134b368d5bdf2f729d0bba595e
diff --git a/libc/bionic/semaphore.cpp b/libc/bionic/semaphore.cpp
index e0486b4..455e36b 100644
--- a/libc/bionic/semaphore.cpp
+++ b/libc/bionic/semaphore.cpp
@@ -275,6 +275,17 @@
return __sem_timedwait(sem, abs_timeout, false);
}
+int sem_clockwait(sem_t* sem, clockid_t clock, const timespec* abs_timeout) {
+ switch (clock) {
+ case CLOCK_MONOTONIC:
+ return sem_timedwait_monotonic_np(sem, abs_timeout);
+ case CLOCK_REALTIME:
+ return sem_timedwait(sem, abs_timeout);
+ default:
+ return EINVAL;
+ }
+}
+
int sem_post(sem_t* sem) {
atomic_uint* sem_count_ptr = SEM_TO_ATOMIC_POINTER(sem);
unsigned int shared = SEM_GET_SHARED(sem_count_ptr);