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33574c17 | 1 | /* Register fork handlers. Generic version. |
04277e02 | 2 | Copyright (C) 2002-2019 Free Software Foundation, Inc. |
33574c17 ST |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
ad2b41bf ST |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
33574c17 ST |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
ad2b41bf | 13 | Lesser General Public License for more details. |
33574c17 | 14 | |
ad2b41bf ST |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see | |
17 | <http://www.gnu.org/licenses/>. */ | |
33574c17 ST |
18 | |
19 | #include <pthread.h> | |
20 | #include <pt-internal.h> | |
21 | #include <fork.h> | |
22 | ||
23 | /* This is defined by newer gcc version unique for each module. */ | |
24 | extern void *__dso_handle __attribute__ ((__weak__, __visibility__ ("hidden"))); | |
25 | ||
26 | int | |
27 | pthread_atfork (void (*prepare) (void), | |
28 | void (*parent) (void), | |
29 | void (*child) (void)) | |
30 | { | |
31 | return __register_atfork (prepare, parent, child, | |
32 | &__dso_handle == NULL ? NULL : __dso_handle); | |
33 | } |