Query: pthread_rwlock_unlock
OS: mojave
Section: 3
Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar
PTHREAD_RWLOCK_UNLOCK(3) BSD Library Functions Manual PTHREAD_RWLOCK_UNLOCK(3)NAMEpthread_rwlock_unlock -- release a read/write lockSYNOPSIS#include <pthread.h> int pthread_rwlock_unlock(pthread_rwlock_t *lock);DESCRIPTIONThe pthread_rwlock_unlock() function is used to release the read/write lock previously obtained by pthread_rwlock_rdlock(), pthread_rwlock_wrlock(), pthread_rwlock_tryrdlock(), or pthread_rwlock_trywrlock().RETURN VALUESIf successful, the pthread_rwlock_unlock() function will return zero. Otherwise an error number will be returned to indicate the error. The results are undefined if lock is not held by the calling thread.ERRORSThe pthread_rwlock_unlock() function may fail if: [EINVAL] The value specified by lock is invalid. [EPERM] The current thread does not own the read/write lock.SEE ALSOpthread_rwlock_rdlock(3), pthread_rwlock_wrlock(3)STANDARDSThe pthread_rwlock_unlock() function is expected to conform to Version 2 of the Single UNIX Specification (``SUSv2'').HISTORYThe pthread_rwlock_unlock() function first appeared in FreeBSD 3.0.BSDAugust 4, 1998 BSD
Related Man Pages |
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pthread_rwlock_rdlock(3) - osx |
pthread_rwlock_trywrlock(3) - osx |
pthread_rwlock_wrlock(3) - osx |
pthread_rwlock_rdlock(3) - freebsd |
pthread_rwlock_wrlock(3) - freebsd |
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