projects / apple / libc.git / blame
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|---|---|---|
| 5b2abdfb A |
1 | .\" Copyright (c) 1997 Brian Cully <shmit@kublai.com> |
| 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 | .\" 3. Neither the name of the author nor the names of any co-contributors | |
| 13 | .\" may be used to endorse or promote products derived from this software | |
| 14 | .\" without specific prior written permission. | |
| 15 | .\" | |
| 16 | .\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND | |
| 17 | .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 18 | .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 19 | .\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
| 20 | .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 21 | .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
| 22 | .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 23 | .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
| 24 | .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
| 25 | .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| 26 | .\" SUCH DAMAGE. | |
| 27 | .\" | |
| 28 | .\" $FreeBSD: src/lib/libc_r/man/pthread_cleanup_push.3,v 1.5.2.4 2001/08/17 15:42:51 ru Exp $ | |
| 29 | .\" | |
| 30 | .Dd July 30, 1998 | |
| 31 | .Dt PTHREAD_CLEANUP_PUSH 3 | |
| 32 | .Os | |
| 33 | .Sh NAME | |
| 34 | .Nm pthread_cleanup_push | |
| 35 | .Nd add a cleanup function for thread exit | |
| 36 | .Sh SYNOPSIS | |
| 37 | .Fd #include <pthread.h> | |
| 38 | .Ft void | |
| 224c7076 A |
39 | .Fo pthread_cleanup_push |
| 40 | .Fa "void \*[lp]*routine\*[rp]\*[lp]void *\*[rp]" | |
| 41 | .Fa "void *arg" | |
| 42 | .Fc | |
| 5b2abdfb A |
43 | .Sh DESCRIPTION |
| 44 | The | |
| 45 | .Fn pthread_cleanup_push | |
| 46 | function adds | |
| 224c7076 | 47 | .Fa routine |
| 5b2abdfb A |
48 | to the top of the stack of cleanup handlers that |
| 49 | get called when the current thread exits. | |
| 50 | .Pp | |
| 51 | When | |
| 224c7076 | 52 | .Fa routine |
| 5b2abdfb A |
53 | is called, it is passed |
| 54 | .Fa arg | |
| 55 | as its only argument. | |
| 34e8f829 A |
56 | .Fn pthread_cleanup_push |
| 57 | must be paired with a corresponding | |
| 58 | .Xr pthread_cleanup_pop 3 | |
| 59 | in the same lexical scope. | |
| 5b2abdfb A |
60 | .Sh RETURN VALUES |
| 61 | .Fn pthread_cleanup_push | |
| 62 | does not return any value. | |
| 63 | .Sh ERRORS | |
| 64 | None | |
| 65 | .Sh SEE ALSO | |
| 66 | .Xr pthread_cleanup_pop 3 , | |
| 67 | .Xr pthread_exit 3 | |
| 68 | .Sh STANDARDS | |
| 69 | .Fn pthread_cleanup_push | |
| 70 | conforms to | |
| 71 | .St -p1003.1-96 . |