Use the new B_ABSOLUTE_REAL_TIME_TIMEOUT. Fixes pthread_cond_timedwait()

and pthread_mutex_timedlock() which were waiting system time relative
although their timeout parameter is Epoch relative.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@25435 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/system/kernel/posix/realtime_sem.cpp

@@ -15,7 +15,6 @@
 #include <fs/KPath.h>
 #include <kernel.h>
 #include <lock.h>
-#include <real_time_clock.h>
 #include <syscall_restart.h>
 #include <team.h>
 #include <thread.h>
@@ -740,9 +739,8 @@ struct realtime_sem_context {
 		} else if (timeout == B_INFINITE_TIMEOUT) {
 			error = acquire_sem_etc(id, 1, B_CAN_INTERRUPT, 0);
 		} else {
-			error = acquire_sem_etc(id, 1, B_CAN_INTERRUPT | B_ABSOLUTE_TIMEOUT,
-				timeout - rtc_boot_time());
-					// The given absolute timeout is relative to the Epoch.
+			error = acquire_sem_etc(id, 1,
+				B_CAN_INTERRUPT | B_ABSOLUTE_REAL_TIME_TIMEOUT, timeout);
 		}
 
 		return error == B_BAD_SEM_ID ? B_BAD_VALUE : error;

src/system/libroot/posix/pthread/pthread_cond.c

@@ -108,7 +108,8 @@ cond_wait(pthread_cond *cond, pthread_mutex_t *_mutex, bigtime_t timeout)
 
 	do {
 		status = acquire_sem_etc(cond->sem, 1,
-			timeout == B_INFINITE_TIMEOUT ? 0 : B_ABSOLUTE_TIMEOUT, timeout);
+			timeout == B_INFINITE_TIMEOUT ? 0 : B_ABSOLUTE_REAL_TIME_TIMEOUT,
+			timeout);
 	} while (status == B_OK && atomic_get(&cond->event_counter) == event);
 
 	pthread_mutex_lock(_mutex);

src/system/libroot/posix/pthread/pthread_mutex.c

@@ -147,7 +147,9 @@ mutex_lock(pthread_mutex *mutex, bigtime_t timeout)
 	if (!mutex->attr.process_shared || atomic_add(&mutex->count, 1) > 0) {
 		// this mutex is already locked by someone else, so we need
 		// to wait
-		status = acquire_sem_etc(mutex->sem, 1, timeout == B_INFINITE_TIMEOUT ? 0 : B_ABSOLUTE_TIMEOUT, timeout);
+		status = acquire_sem_etc(mutex->sem, 1,
+			timeout == B_INFINITE_TIMEOUT ? 0 : B_ABSOLUTE_REAL_TIME_TIMEOUT,
+			timeout);
 	}
 
 	if (status == B_OK) {