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pthread_rwlock_destroy(3)

NAME

     pthread_rwlock_destroy -- destroy a read/write lock

LIBRARY

     Reentrant C Library (libc_r, -lc_r)
     POSIX Threads Library (libpthread, -lpthread)
     1:1 Threading Library (libthr, -lthr)

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.

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'').

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 destroy the
			object referenced by lock while it is locked.

     [EINVAL]		The value specified by lock is invalid.

HISTORY

     The pthread_rwlock_destroy() function first appeared in FreeBSD 3.0.

FreeBSD 5.4			August 4, 1998			   FreeBSD 5.4

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