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2714c5f3 | 1 | /* Run a function in a subprocess. |
04277e02 | 2 | Copyright (C) 2017-2019 Free Software Foundation, Inc. |
2714c5f3 FW |
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 | |
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. | |
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 | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, see | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
2714c5f3 FW |
18 | |
19 | #include <support/check.h> | |
20 | #include <support/xunistd.h> | |
21 | ||
22 | void | |
23 | support_isolate_in_subprocess (void (*callback) (void *), void *closure) | |
24 | { | |
25 | pid_t pid = xfork (); | |
26 | if (pid == 0) | |
27 | { | |
28 | /* Child process. */ | |
29 | callback (closure); | |
30 | _exit (0); | |
31 | } | |
32 | ||
33 | /* Parent process. */ | |
34 | int status; | |
35 | xwaitpid (pid, &status, 0); | |
36 | if (status != 0) | |
37 | FAIL_EXIT1 ("child process exited with status %d", status); | |
38 | } |