Index: fusl/src/thread/pthread_rwlock_timedwrlock.c |
diff --git a/fusl/src/thread/pthread_rwlock_timedwrlock.c b/fusl/src/thread/pthread_rwlock_timedwrlock.c |
index 7f26dad1f5915e8cf5f81f6a39e9695a071d5005..cf4d432f02f5b6d03e9214f1557e651b2b2a932c 100644 |
--- a/fusl/src/thread/pthread_rwlock_timedwrlock.c |
+++ b/fusl/src/thread/pthread_rwlock_timedwrlock.c |
@@ -1,23 +1,27 @@ |
#include "pthread_impl.h" |
-int pthread_rwlock_timedwrlock(pthread_rwlock_t *restrict rw, const struct timespec *restrict at) |
-{ |
- int r, t; |
- |
- r = pthread_rwlock_trywrlock(rw); |
- if (r != EBUSY) return r; |
- |
- int spins = 100; |
- while (spins-- && rw->_rw_lock && !rw->_rw_waiters) a_spin(); |
+int pthread_rwlock_timedwrlock(pthread_rwlock_t* restrict rw, |
+ const struct timespec* restrict at) { |
+ int r, t; |
- while ((r=pthread_rwlock_trywrlock(rw))==EBUSY) { |
- if (!(r=rw->_rw_lock)) continue; |
- t = r | 0x80000000; |
- a_inc(&rw->_rw_waiters); |
- a_cas(&rw->_rw_lock, r, t); |
- r = __timedwait(&rw->_rw_lock, t, CLOCK_REALTIME, at, rw->_rw_shared^128); |
- a_dec(&rw->_rw_waiters); |
- if (r && r != EINTR) return r; |
- } |
- return r; |
+ r = pthread_rwlock_trywrlock(rw); |
+ if (r != EBUSY) |
+ return r; |
+ |
+ int spins = 100; |
+ while (spins-- && rw->_rw_lock && !rw->_rw_waiters) |
+ a_spin(); |
+ |
+ while ((r = pthread_rwlock_trywrlock(rw)) == EBUSY) { |
+ if (!(r = rw->_rw_lock)) |
+ continue; |
+ t = r | 0x80000000; |
+ a_inc(&rw->_rw_waiters); |
+ a_cas(&rw->_rw_lock, r, t); |
+ r = __timedwait(&rw->_rw_lock, t, CLOCK_REALTIME, at, rw->_rw_shared ^ 128); |
+ a_dec(&rw->_rw_waiters); |
+ if (r && r != EINTR) |
+ return r; |
+ } |
+ return r; |
} |