projects / apple / libpthread.git / blame
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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 | .\" | |
| 2546420a | 28 | .\" $FreeBSD$ |
| f1a1da6c | 29 | .\" |
| 2546420a | 30 | .Dd October 25, 2014 |
| f1a1da6c A |
31 | .Dt PTHREAD_CLEANUP_POP 3 |
| 32 | .Os | |
| 33 | .Sh NAME | |
| 34 | .Nm pthread_cleanup_pop | |
| 35 | .Nd call the first cleanup routine | |
| 36 | .Sh SYNOPSIS | |
| 2546420a | 37 | .In pthread.h |
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38 | .Ft void |
| 39 | .Fn pthread_cleanup_pop "int execute" | |
| 40 | .Sh DESCRIPTION | |
| 41 | The | |
| 42 | .Fn pthread_cleanup_pop | |
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43 | function pops the top cleanup routine off of the current threads cleanup |
| 44 | routine stack, and, if | |
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45 | .Fa execute |
| 46 | is non-zero, it will execute the function. | |
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47 | If there is no cleanup routine |
| 48 | then | |
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49 | .Fn pthread_cleanup_pop |
| 50 | does nothing. | |
| 51 | .Pp | |
| 2546420a | 52 | The |
| f1a1da6c | 53 | .Fn pthread_cleanup_pop |
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54 | function is implemented as a macro that closes a block. |
| 55 | Invocations of this function must appear as standalone statements that are | |
| 56 | paired with an earlier call of | |
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57 | .Xr pthread_cleanup_push 3 |
| 58 | in the same lexical scope. | |
| 59 | .Sh RETURN VALUES | |
| 2546420a | 60 | The |
| f1a1da6c | 61 | .Fn pthread_cleanup_pop |
| 2546420a | 62 | function does not return any value. |
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63 | .Sh ERRORS |
| 64 | None | |
| 65 | .Sh SEE ALSO | |
| 66 | .Xr pthread_cleanup_push 3 , | |
| 67 | .Xr pthread_exit 3 | |
| 68 | .Sh STANDARDS | |
| 2546420a | 69 | The |
| f1a1da6c | 70 | .Fn pthread_cleanup_pop |
| 2546420a | 71 | function conforms to |
| f1a1da6c | 72 | .St -p1003.1-96 . |