1 | /* Copyright (C) 2001-2022 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. |
3 | |
4 | The GNU C Library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2.1 of the License, or (at your option) any later version. |
8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | Lesser General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with the GNU C Library; if not, see |
16 | <https://www.gnu.org/licenses/>. */ |
17 | |
18 | #include <stdio.h> |
19 | #include <stdlib.h> |
20 | |
21 | int global; |
22 | int *ip; |
23 | |
24 | extern void dummy (void); |
25 | extern void foo (void *p); |
26 | |
27 | void |
28 | dummy (void) |
29 | { |
30 | printf (format: "This is %s\n" , __FUNCTION__); |
31 | *ip = global = 1; |
32 | } |
33 | |
34 | |
35 | void |
36 | foo (void *p) |
37 | { |
38 | printf (format: "This is %s\n" , __FUNCTION__); |
39 | atexit (func: dummy); |
40 | ip = p; |
41 | } |
42 | |