pthread_rwlock_destroy(3)

NAME

pthread_rwlock_destroy - destroy a read/write lock

LIBRARY

library ``libc_r'' library ``libpthread'' library ``libthr''

SYNOPSIS

#include <pthread.h>
int
pthread_rwlock_destroy(pthread_rwlock_t *lock);

DESCRIPTION

The pthread_rwlock_destroy() function is used to destroy a

read/write
lock previously created with pthread_rwlock_init().

RETURN VALUES

If successful, the pthread_rwlock_destroy() function will

return zero.
Otherwise an error number will be returned to indicate the

error.

ERRORS

The pthread_rwlock_destroy() function will fail if:

[EPERM] The caller does not have the privilege to

perform the

operation.

The pthread_rwlock_destroy() function may fail if:

[EBUSY] The system has detected an attempt to de

stroy the

object referenced by lock while it is

locked.

[EINVAL] The value specified by lock is invalid.

SEE ALSO

pthread_rwlock_init(3)

STANDARDS

The pthread_rwlock_destroy() function is expected to conform

to Version 2
of the Single UNIX Specification (``SUSv2'').

HISTORY

The pthread_rwlock_destroy() function first appeared in

FreeBSD 3.0.

BSD August 4, 1998

BSD