Advanced Programming in the UNIX® Environment

ptg10805159

874 Function Prototypes Appendix A

int pthread_mutex_unlock(pthread_mutex_t *mutex);

<pthread.h> p. 400

Returns: 0 if OK, error number on failure

int pthread_once(pthread_once_t *initflag,void (*initfn)(void));

<pthread.h> p. 448

pthread_once_tinitflag=PTHREAD_ONCE_INIT;

Returns: 0 if OK, error number on failure

int pthread_rwlockattr_destroy(pthread_rwlockattr_t *attr);

<pthread.h> p. 439

Returns: 0 if OK, error number on failure

int pthread_rwlockattr_getpshared(const pthread_rwlockattr_t

*restrictattr,

int *restrictpshared);

<pthread.h> p. 440

Returns: 0 if OK, error number on failure

int pthread_rwlockattr_init(pthread_rwlockattr_t *attr);

<pthread.h> p. 439

Returns: 0 if OK, error number on failure

int pthread_rwlockattr_setpshared(pthread_rwlockattr_t *attr,

intpshared);

<pthread.h> p. 440

pshared:PTHREAD_PROCESS_PRIVATE,

PTHREAD_PROCESS_SHARED

Returns: 0 if OK, error number on failure

int pthread_rwlock_destroy(pthread_rwlock_t *rwlock);

<pthread.h> p. 409

Returns: 0 if OK, error number on failure

int pthread_rwlock_init(pthread_rwlock_t *restrictrwlock,

const pthread_rwlockattr_t

*restrictattr);

<pthread.h> p. 409

Returns: 0 if OK, error number on failure

int pthread_rwlock_rdlock(pthread_rwlock_t *rwlock);

<pthread.h> p. 410

Returns: 0 if OK, error number on failure