diff options
Diffstat (limited to 'nptl/sysdeps/pthread/pthread.h')
| -rw-r--r-- | nptl/sysdeps/pthread/pthread.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/nptl/sysdeps/pthread/pthread.h b/nptl/sysdeps/pthread/pthread.h index f4935e07b4..e03c374c71 100644 --- a/nptl/sysdeps/pthread/pthread.h +++ b/nptl/sysdeps/pthread/pthread.h @@ -71,6 +71,17 @@ enum #endif +#ifdef __USE_UNIX98 +/* Mutex protocols. */ +enum +{ + PTHREAD_PRIO_NONE, + PTHREAD_PRIO_INHERIT, + PTHREAD_PRIO_PROTECT +}; +#endif + + /* Mutex initializers. */ #if __WORDSIZE == 64 # define PTHREAD_MUTEX_INITIALIZER \ @@ -711,6 +722,22 @@ extern int pthread_mutex_timedlock (pthread_mutex_t *__restrict __mutex, extern int pthread_mutex_unlock (pthread_mutex_t *__mutex) __THROW; +#ifdef __USE_UNIX98 +/* Get the priority ceiling of MUTEX. */ +extern int pthread_mutex_getprioceiling (__const pthread_mutex_t * + __restrict __mutex, + int *__restrict __prioceiling) + __THROW; + +/* Set the priority ceiling of MUTEX to PRIOCEILING, return old + priority ceiling value in *OLD_CEILING. */ +extern int pthread_mutex_setprioceiling (pthread_mutex_t *__restrict __mutex, + int __prioceiling, + int *__restrict __old_ceiling) + __THROW; +#endif + + #ifdef __USE_GNU /* Declare the state protected by MUTEX as consistent. */ extern int pthread_mutex_consistent_np (pthread_mutex_t *__mutex) __THROW; @@ -745,6 +772,26 @@ extern int pthread_mutexattr_gettype (__const pthread_mutexattr_t *__restrict PTHREAD_MUTEX_DEFAULT). */ extern int pthread_mutexattr_settype (pthread_mutexattr_t *__attr, int __kind) __THROW; + +/* Return in *PROTOCOL the mutex protocol attribute in *ATTR. */ +extern int pthread_mutexattr_getprotocol (__const pthread_mutexattr_t * + __restrict __attr, + int *__restrict __protocol) __THROW; + +/* Set the mutex protocol attribute in *ATTR to PROTOCOL (either + PTHREAD_PRIO_NONE, PTHREAD_PRIO_INHERIT, or PTHREAD_PRIO_PROTECT). */ +extern int pthread_mutexattr_setprotocol (pthread_mutexattr_t *__attr, + int __protocol) __THROW; + +/* Return in *PRIOCEILING the mutex prioceiling attribute in *ATTR. */ +extern int pthread_mutexattr_getprioceiling (__const pthread_mutexattr_t * + __restrict __attr, + int *__restrict __prioceiling) + __THROW; + +/* Set the mutex prioceiling attribute in *ATTR to PRIOCEILING. */ +extern int pthread_mutexattr_setprioceiling (pthread_mutexattr_t *__attr, + int __prioceiling) __THROW; #endif #ifdef __USE_GNU |