man/pthread_rwlock_destroy.3

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  27 .Dd August 4, 1998
  28 .Dt PTHREAD_RWLOCK_DESTROY 3
  29 .Os
  30 .Sh NAME
  31 .Nm pthread_rwlock_destroy
  32 .Nd destroy a read/write lock
  33 .Sh SYNOPSIS
  34 .In pthread.h
  35 .Ft int
  36 .Fn pthread_rwlock_destroy "pthread_rwlock_t *lock"
  37 .Sh DESCRIPTION
  38 The
  39 .Fn pthread_rwlock_destroy
  40 function is used to destroy a read/write lock previously created with
  41 .Fn pthread_rwlock_init .
  42 .Sh RETURN VALUES
  43 If successful, the
  44 .Fn pthread_rwlock_destroy
  45 function will return zero.
  46 Otherwise an error number will be returned
  47 to indicate the error.
  48 .Sh ERRORS
  49 The
  50 .Fn pthread_rwlock_destroy
  51 function will fail if:
  52 .Bl -tag -width Er
  53 .It Bq Er EPERM
  54 The caller does not have the privilege to perform the operation.
  55 .El
  56 .Pp
  57 The
  58 .Fn pthread_rwlock_destroy
  59 function may fail if:
  60 .Bl -tag -width Er
  61 .It Bq Er EBUSY
  62 The system has detected an attempt to destroy the object referenced by
  63 .Fa lock
  64 while it is locked.
  65 .It Bq Er EINVAL
  66 The value specified by
  67 .Fa lock
  68 is invalid.
  69 .El
  70 .Sh SEE ALSO
  71 .Xr pthread_rwlock_init 3
  72 .Sh STANDARDS
  73 The
  74 .Fn pthread_rwlock_destroy
  75 function is expected to conform to
  76 .St -susv2 .
  77 .Sh HISTORY
  78 The
  79 .Fn pthread_rwlock_destroy
  80 function first appeared in
  81 .Fx 3.0 .