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Cygwin: implement pthread_rwlock_clockrdlock/pthread_rwlock_clockwrlock 

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen 2021-07-29 17:31:31 +02:00
parent 520c3a3fa2
commit c2ad78d672
3 changed files with 28 additions and 4 deletions
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2
winsup/cygwin/common.din
View File

@ -1141,6 +1141,8 @@ pthread_mutexattr_setprotocol SIGFE
pthread_mutexattr_setpshared SIGFE
pthread_mutexattr_settype SIGFE
pthread_once SIGFE
pthread_rwlock_clockrdlock SIGFE
pthread_rwlock_clockwrlock SIGFE
pthread_rwlock_destroy SIGFE
pthread_rwlock_init SIGFE
pthread_rwlock_rdlock SIGFE

8
winsup/cygwin/include/pthread.h
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@ -199,9 +199,17 @@ int pthread_spin_unlock (pthread_spinlock_t *);
int pthread_rwlock_destroy (pthread_rwlock_t *);
int pthread_rwlock_init (pthread_rwlock_t *, const pthread_rwlockattr_t *);
int pthread_rwlock_rdlock (pthread_rwlock_t *);
#if __GNU_VISIBLE
int pthread_rwlock_clockrdlock (pthread_rwlock_t *, clockid_t,
const struct timespec *);
#endif
int pthread_rwlock_timedrdlock (pthread_rwlock_t *, const struct timespec *);
int pthread_rwlock_tryrdlock (pthread_rwlock_t *);
int pthread_rwlock_wrlock (pthread_rwlock_t *);
#if __GNU_VISIBLE
int pthread_rwlock_clockwrlock (pthread_rwlock_t *, clockid_t,
const struct timespec *);
#endif
int pthread_rwlock_timedwrlock (pthread_rwlock_t *, const struct timespec *);
int pthread_rwlock_trywrlock (pthread_rwlock_t *);
int pthread_rwlock_unlock (pthread_rwlock_t *);

22
winsup/cygwin/thread.cc
View File

@ -3174,7 +3174,7 @@ pthread_rwlock_rdlock (pthread_rwlock_t *rwlock)
}
extern "C" int
pthread_rwlock_timedrdlock (pthread_rwlock_t *rwlock,
pthread_rwlock_clockrdlock (pthread_rwlock_t *rwlock, clockid_t clock_id,
const struct timespec *abstime)
{
LARGE_INTEGER timeout;
@ -3193,7 +3193,7 @@ pthread_rwlock_timedrdlock (pthread_rwlock_t *rwlock,
__try
{
int err = pthread_convert_abstime (CLOCK_REALTIME, abstime, &timeout);
int err = pthread_convert_abstime (clock_id, abstime, &timeout);
if (err)
return err;
@ -3204,6 +3204,13 @@ pthread_rwlock_timedrdlock (pthread_rwlock_t *rwlock,
return EINVAL;
}
extern "C" int
pthread_rwlock_timedrdlock (pthread_rwlock_t *rwlock,
const struct timespec *abstime)
{
return pthread_rwlock_clockrdlock (rwlock, CLOCK_REALTIME, abstime);
}
extern "C" int
pthread_rwlock_tryrdlock (pthread_rwlock_t *rwlock)
{
@ -3229,7 +3236,7 @@ pthread_rwlock_wrlock (pthread_rwlock_t *rwlock)
}
extern "C" int
pthread_rwlock_timedwrlock (pthread_rwlock_t *rwlock,
pthread_rwlock_clockwrlock (pthread_rwlock_t *rwlock, clockid_t clock_id,
const struct timespec *abstime)
{
LARGE_INTEGER timeout;
@ -3248,7 +3255,7 @@ pthread_rwlock_timedwrlock (pthread_rwlock_t *rwlock,
__try
{
int err = pthread_convert_abstime (CLOCK_REALTIME, abstime, &timeout);
int err = pthread_convert_abstime (clock_id, abstime, &timeout);
if (err)
return err;
@ -3259,6 +3266,13 @@ pthread_rwlock_timedwrlock (pthread_rwlock_t *rwlock,
return EINVAL;
}
extern "C" int
pthread_rwlock_timedwrlock (pthread_rwlock_t *rwlock,
const struct timespec *abstime)
{
return pthread_rwlock_clockwrlock (rwlock, CLOCK_REALTIME, abstime);
}
extern "C" int
pthread_rwlock_trywrlock (pthread_rwlock_t *rwlock)
{