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Allow user to override pthread mutex and cond

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Justine Tunney 2024-12-23 21:57:52 -08:00
parent 4705705548
commit 55b7aa1632
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GPG key ID: BE714B4575D6E328
54 changed files with 216 additions and 102 deletions
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10
libc/thread/pthread_cond_timedwait.c
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@ -49,7 +49,7 @@ static bool can_use_nsync(uint64_t muword) {
static void pthread_cond_leave(void *arg) {
struct PthreadWait *wait = (struct PthreadWait *)arg;
if (pthread_mutex_lock(wait->mutex))
if (_pthread_mutex_lock(wait->mutex))
__builtin_trap();
atomic_fetch_sub_explicit(&wait->cond->_waiters, 1, memory_order_acq_rel);
}
@ -68,7 +68,7 @@ static errno_t pthread_cond_timedwait_impl(pthread_cond_t *cond,
// start waiting on condition variable
atomic_fetch_add_explicit(&cond->_waiters, 1, memory_order_acq_rel);
if (pthread_mutex_unlock(mutex))
if (_pthread_mutex_unlock(mutex))
__builtin_trap();
// wait for sequence change, timeout, or cancelation
@ -110,8 +110,8 @@ static errno_t pthread_cond_timedwait_impl(pthread_cond_t *cond,
* @see pthread_cond_signal()
* @cancelationpoint
*/
errno_t pthread_cond_timedwait(pthread_cond_t *cond, pthread_mutex_t *mutex,
const struct timespec *abstime) {
errno_t _pthread_cond_timedwait(pthread_cond_t *cond, pthread_mutex_t *mutex,
const struct timespec *abstime) {
// validate arguments
struct PosixThread *pt;
@ -165,3 +165,5 @@ errno_t pthread_cond_timedwait(pthread_cond_t *cond, pthread_mutex_t *mutex,
END_CANCELATION_POINT;
return err;
}
__weak_reference(_pthread_cond_timedwait, pthread_cond_timedwait);