pthread_mutex_unlock(3) - NetBSD Manual Pages

PTHREAD_MUTEX_UNLOCK(3) NetBSD Library Functions ManualPTHREAD_MUTEX_UNLOCK(3)


NAME
pthread_mutex_unlock -- unlock a mutex
LIBRARY
POSIX Threads Library (libpthread, -lpthread)
SYNOPSIS
#include <pthread.h> int pthread_mutex_unlock(pthread_mutex_t *mutex);
DESCRIPTION
If the current thread holds the lock on mutex, then the pthread_mutex_unlock() function unlocks mutex.
RETURN VALUES
If successful, pthread_mutex_unlock() will return zero, otherwise an error number will be returned to indicate the error.
ERRORS
pthread_mutex_unlock() may fail if: [EINVAL] The value specified by mutex is invalid. [EPERM] The current thread does not hold a lock on mutex.
SEE ALSO
pthread_mutex_destroy(3), pthread_mutex_init(3), pthread_mutex_lock(3), pthread_mutex_trylock(3)
STANDARDS
pthread_mutex_unlock() conforms to ISO/IEC 9945-1:1996 (``POSIX.1''). NetBSD 5.0.2 January 30, 2003 NetBSD 5.0.2

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