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Cygwin: implement sem_clockwait

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Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen 2021-07-29 17:13:47 +02:00
parent d4e7869ee4
commit edf48054e9
5 changed files with 16 additions and 4 deletions
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1
winsup/cygwin/common.din
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@ -1287,6 +1287,7 @@ secure_getenv NOSIGFE
seed48 NOSIGFE seed48 NOSIGFE
seekdir SIGFE seekdir SIGFE
select = cygwin_select SIGFE select = cygwin_select SIGFE
sem_clockwait SIGFE
sem_close SIGFE sem_close SIGFE
sem_destroy SIGFE sem_destroy SIGFE
sem_getvalue SIGFE sem_getvalue SIGFE

3
winsup/cygwin/include/semaphore.h
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@ -32,6 +32,9 @@ extern "C"
int sem_unlink (const char *__name); int sem_unlink (const char *__name);
int sem_wait (sem_t *__sem); int sem_wait (sem_t *__sem);
int sem_trywait (sem_t *__sem); int sem_trywait (sem_t *__sem);
#if __GNU_VISIBLE
int sem_clockwait (sem_t *__sem, clockid_t __clock_id, const struct timespec *__abstime);
#endif
int sem_timedwait (sem_t *__sem, const struct timespec *__abstime); int sem_timedwait (sem_t *__sem, const struct timespec *__abstime);
int sem_post (sem_t *__sem); int sem_post (sem_t *__sem);
int sem_getvalue (sem_t *__sem, int *__sval); int sem_getvalue (sem_t *__sem, int *__sval);

8
winsup/cygwin/pthread.cc
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@ -169,10 +169,16 @@ sem_trywait (sem_t * sem)
return semaphore::trywait (sem); return semaphore::trywait (sem);
} }
int
sem_clockwait (sem_t * sem, clockid_t clock_id, const struct timespec *abstime)
{
return semaphore::clockwait (sem, clock_id, abstime);
}
int int
sem_timedwait (sem_t * sem, const struct timespec *abstime) sem_timedwait (sem_t * sem, const struct timespec *abstime)
{ {
return semaphore::timedwait (sem, abstime); return semaphore::clockwait (sem, CLOCK_REALTIME, abstime);
} }
int int

5
winsup/cygwin/thread.cc
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@ -4002,7 +4002,8 @@ semaphore::trywait (sem_t *sem)
} }
int int
semaphore::timedwait (sem_t *sem, const struct timespec *abstime) semaphore::clockwait (sem_t *sem, clockid_t clock_id,
const struct timespec *abstime)
{ {
LARGE_INTEGER timeout; LARGE_INTEGER timeout;
@ -4019,7 +4020,7 @@ semaphore::timedwait (sem_t *sem, const struct timespec *abstime)
__try __try
{ {
int err = pthread_convert_abstime (CLOCK_REALTIME, abstime, &timeout); int err = pthread_convert_abstime (clock_id, abstime, &timeout);
if (err) if (err)
return err; return err;

3
winsup/cygwin/thread.h
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@ -679,7 +679,8 @@ public:
static int post (sem_t *sem); static int post (sem_t *sem);
static int getvalue (sem_t *sem, int *sval); static int getvalue (sem_t *sem, int *sval);
static int trywait (sem_t *sem); static int trywait (sem_t *sem);
static int timedwait (sem_t *sem, const struct timespec *abstime); static int clockwait (sem_t *sem, clockid_t clock_id,
const struct timespec *abstime);
static int getinternal (sem_t *sem, int *sfd, unsigned long long *shash, static int getinternal (sem_t *sem, int *sfd, unsigned long long *shash,
LUID *sluid, unsigned int *sval); LUID *sluid, unsigned int *sval);