diff options
Diffstat (limited to 'linuxthreads/sysdeps/pthread/pthread.h')
| -rw-r--r-- | linuxthreads/sysdeps/pthread/pthread.h | 32 |
1 files changed, 27 insertions, 5 deletions
diff --git a/linuxthreads/sysdeps/pthread/pthread.h b/linuxthreads/sysdeps/pthread/pthread.h index da39e7a923..0e1cbe891f 100644 --- a/linuxthreads/sysdeps/pthread/pthread.h +++ b/linuxthreads/sysdeps/pthread/pthread.h @@ -30,7 +30,7 @@ __BEGIN_DECLS /* Initializers. */ #define PTHREAD_MUTEX_INITIALIZER \ - {0, 0, 0, PTHREAD_MUTEX_FAST_NP, {0, 0}} + {0, 0, 0, PTHREAD_MUTEX_TIMED_NP, {0, 0}} #ifdef __USE_GNU # define PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP \ {0, 0, 0, PTHREAD_MUTEX_RECURSIVE_NP, {0, 0}} @@ -79,10 +79,11 @@ enum { PTHREAD_MUTEX_FAST_NP, PTHREAD_MUTEX_RECURSIVE_NP, - PTHREAD_MUTEX_ERRORCHECK_NP + PTHREAD_MUTEX_ERRORCHECK_NP, + PTHREAD_MUTEX_TIMED_NP #ifdef __USE_UNIX98 , - PTHREAD_MUTEX_NORMAL = PTHREAD_MUTEX_FAST_NP, + PTHREAD_MUTEX_NORMAL = PTHREAD_MUTEX_TIMED_NP, PTHREAD_MUTEX_RECURSIVE = PTHREAD_MUTEX_RECURSIVE_NP, PTHREAD_MUTEX_ERRORCHECK = PTHREAD_MUTEX_ERRORCHECK_NP, PTHREAD_MUTEX_DEFAULT = PTHREAD_MUTEX_NORMAL @@ -304,6 +305,13 @@ extern int pthread_mutex_trylock (pthread_mutex_t *__mutex) __THROW; /* Wait until lock for MUTEX becomes available and lock it. */ extern int pthread_mutex_lock (pthread_mutex_t *__mutex) __THROW; +#ifdef __USE_XOPEN2K +/* Wait until lock becomes available, or specified time passes. */ +extern int pthread_mutex_timedlock (pthread_mutex_t *__mutex, + __const struct timespec *__abstime) + __THROW; +#endif + /* Unlock MUTEX. */ extern int pthread_mutex_unlock (pthread_mutex_t *__mutex) __THROW; @@ -311,7 +319,7 @@ extern int pthread_mutex_unlock (pthread_mutex_t *__mutex) __THROW; /* Functions for handling mutex attributes. */ /* Initialize mutex attribute object ATTR with default attributes - (kind is PTHREAD_MUTEX_FAST_NP). */ + (kind is PTHREAD_MUTEX_TIMED_NP). */ extern int pthread_mutexattr_init (pthread_mutexattr_t *__attr) __THROW; /* Destroy mutex attribute object ATTR. */ @@ -385,12 +393,26 @@ extern int pthread_rwlock_rdlock (pthread_rwlock_t *__rwlock) __THROW; /* Try to acquire read lock for RWLOCK. */ extern int pthread_rwlock_tryrdlock (pthread_rwlock_t *__rwlock) __THROW; +#ifdef __USE_XOPEN2K +/* Try to acquire read lock for RWLOCK or return after specfied time. */ +extern int pthread_rwlock_timedrdlock (pthread_rwlock_t *__rwlock, + __const struct timespec *__abstime) + __THROW; +#endif + /* Acquire write lock for RWLOCK. */ extern int pthread_rwlock_wrlock (pthread_rwlock_t *__rwlock) __THROW; -/* Try to acquire writelock for RWLOCK. */ +/* Try to acquire write lock for RWLOCK. */ extern int pthread_rwlock_trywrlock (pthread_rwlock_t *__rwlock) __THROW; +#ifdef __USE_XOPEN2K +/* Try to acquire write lock for RWLOCK or return after specfied time. */ +extern int pthread_rwlock_timedwrlock (pthread_rwlock_t *__rwlock, + __const struct timespec *__abstime) + __THROW; +#endif + /* Unlock RWLOCK. */ extern int pthread_rwlock_unlock (pthread_rwlock_t *__rwlock) __THROW; |