PTHREADRWLOCKDESTRO... BSD Library Functions Manual PTHREADRWLOCKDESTRO...

NAME
     pptthhrreeaaddrrwwlloocckkddeessttrrooyy - destroy a read/write lock

SYNOPSIS
     ##iinncclluuddee <>

     int
     pptthhrreeaaddrrwwlloocckkddeessttrrooyy(pthreadrwlockt *lock);

DESCRIPTION
     The pptthhrreeaaddrrwwlloocckkddeessttrrooyy() function is used to destroy a read/write
     lock previously created with pptthhrreeaaddrrwwlloocckkiinniitt().

RETURN VALUES
     If successful, the pptthhrreeaaddrrwwlloocckkddeessttrrooyy() function will return zero.
     Otherwise an error number will be returned to indicate the error.

SEE ALSO
     pthreadrwlockinit(3)

STANDARDS     The pptthhrreeaaddrrwwlloocckkddeessttrrooyy() function is expected to conform to Version 2
     of the Single UNIX Specification (``SUSv2'').

EERRRROORRSS
     The pptthhrreeaaddrrwwlloocckkddeessttrrooyy() function will fail if:

     [EPERM]            The caller does not have the privilege to perform the
                        operation.

     The pptthhrreeaaddrrwwlloocckkddeessttrrooyy() 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 pptthhrreeaaddrrwwlloocckkddeessttrrooyy() function first appeared in FreeBSD 3.0.

BSD                             August 4, 1998                             BSD