projects / apple / libc.git / blame
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1 | .\" Copyright (c) 1998 Alex Nash |
| 2 | .\" All rights reserved. | |
| 3 | .\" | |
| 4 | .\" Redistribution and use in source and binary forms, with or without | |
| 5 | .\" modification, are permitted provided that the following conditions | |
| 6 | .\" are met: | |
| 7 | .\" 1. Redistributions of source code must retain the above copyright | |
| 8 | .\" notice, this list of conditions and the following disclaimer. | |
| 9 | .\" 2. Redistributions in binary form must reproduce the above copyright | |
| 10 | .\" notice, this list of conditions and the following disclaimer in the | |
| 11 | .\" documentation and/or other materials provided with the distribution. | |
| 12 | .\" | |
| 13 | .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND | |
| 14 | .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 15 | .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 16 | .\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
| 17 | .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 18 | .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
| 19 | .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 20 | .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
| 21 | .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
| 22 | .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| 23 | .\" SUCH DAMAGE. | |
| 24 | .\" | |
| 25 | .\" $FreeBSD: src/lib/libc_r/man/pthread_rwlock_destroy.3,v 1.6 2001/10/01 16:09:09 ru Exp $ | |
| 26 | .\" | |
| 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 | |
| 224c7076 A |
36 | .Fo pthread_rwlock_destroy |
| 37 | .Fa "pthread_rwlock_t *rwlock" | |
| 38 | .Fc | |
| 5b2abdfb A |
39 | .Sh DESCRIPTION |
| 40 | The | |
| 41 | .Fn pthread_rwlock_destroy | |
| 42 | function is used to destroy a read/write lock previously created with | |
| 43 | .Fn pthread_rwlock_init . | |
| 44 | .Sh RETURN VALUES | |
| 45 | If successful, the | |
| 46 | .Fn pthread_rwlock_destroy | |
| 224c7076 A |
47 | function will return zero. |
| 48 | Otherwise, an error number will be returned to indicate the error. | |
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49 | .Sh SEE ALSO |
| 50 | .Xr pthread_rwlock_init 3 | |
| 51 | .Sh STANDARDS | |
| 52 | The | |
| 53 | .Fn pthread_rwlock_destroy | |
| 54 | function is expected to conform to | |
| 55 | .St -susv2 . | |
| 56 | .Sh ERRORS | |
| 57 | The | |
| 58 | .Fn pthread_rwlock_destroy | |
| 59 | function will fail if: | |
| 60 | .Bl -tag -width Er | |
| 61 | .It Bq Er EPERM | |
| 62 | The caller does not have the privilege to perform the operation. | |
| 63 | .El | |
| 64 | .Pp | |
| 65 | The | |
| 66 | .Fn pthread_rwlock_destroy | |
| 67 | function may fail if: | |
| 68 | .Bl -tag -width Er | |
| 69 | .It Bq Er EBUSY | |
| 70 | The system has detected an attempt to destroy the object referenced by | |
| 224c7076 | 71 | .Fa rwlock |
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72 | while it is locked. |
| 73 | .It Bq Er EINVAL | |
| 74 | The value specified by | |
| 224c7076 | 75 | .Fa rwlock |
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76 | is invalid. |
| 77 | .El | |
| 78 | .Sh HISTORY | |
| 79 | The | |
| 80 | .Fn pthread_rwlock_destroy | |
| 81 | function first appeared in | |
| 82 | .Fx 3.0 . |