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pthread_mutex_setprioceiling(PTHREAD)


pthread_mutex_setprioceiling, pthread_mutex_getprioceiling -- set, get, priority ceiling of a mutex

Synopsis

   cc [options] -Kthread file
   

#include <pthread.h>

int pthread_mutex_setprioceiling(pthread_mutex_t *mutex); int prioceiling, int *old_ceiling); int pthread_mutex_getprioceiling(const pthread_mutex_t *mutex, int *prioceiling);

Description

The functionality of pthread_mutex_setprioceiling and pthread_mutex_getprioceiling has not been implemented in this release. Calls to these functions will always return ENOSYS.

Return values

pthread_mutexattr_setprioceiling and pthread_mutexattr_getprioceiling always return ENOSYS.

Diagnostics

pthread_mutexattr_setprioceiling and pthread_mutexattr_getprioceiling return the following value:

ENOSYS
The option POSIX_THREAD_PRIO_PROTECT is not defined and the implementation does not support the function.

Standards compliance

The Single UNIX Specification, Version 2; The Open Group.

References

Intro(PTHREAD), pthread_mutex_init(PTHREAD), pthread_mutex_lock(PTHREAD), pthread_mutex_trylock(PTHREAD), pthread_mutex_unlock(PTHREAD), pthread(F)
© 2005 The SCO Group, Inc. All rights reserved.
SCO OpenServer Release 6.0.0 - 01 June 2005