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dff8da6b | 1 | /* Copyright (C) 2001-2024 Free Software Foundation, Inc. |
c08bc50a UD |
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 | |
41bdb6e2 AJ |
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. | |
c08bc50a UD |
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 | |
41bdb6e2 | 12 | Lesser General Public License for more details. |
c08bc50a | 13 | |
41bdb6e2 | 14 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 15 | License along with the GNU C Library; if not, see |
5a82c748 | 16 | <https://www.gnu.org/licenses/>. */ |
c08bc50a UD |
17 | |
18 | #include <dlfcn.h> | |
19 | #include <stdio.h> | |
20 | #include <stdlib.h> | |
21 | ||
c08bc50a UD |
22 | int |
23 | main (void) | |
24 | { | |
25 | const char fname[] = "modcxaatexit.so"; | |
26 | void *h; | |
27 | void (*fp) (void *); | |
28 | int v = 0; | |
29 | ||
30 | h = dlopen (fname, RTLD_LAZY); | |
31 | if (h == NULL) | |
32 | { | |
33 | printf ("cannot open \"%s\": %s\n", fname, dlerror ()); | |
34 | exit (1); | |
35 | } | |
36 | ||
37 | fp = dlsym (h, "bar"); | |
38 | if (fp == NULL) | |
39 | { | |
40 | printf ("cannot find \"bar\": %s\n", dlerror ()); | |
41 | exit (1); | |
42 | } | |
43 | ||
44 | fp (&v); | |
45 | ||
46 | if (dlclose (h) != 0) | |
47 | { | |
48 | printf ("cannot close \"%s\": %s\n", fname, dlerror ()); | |
49 | exit (1); | |
50 | } | |
51 | ||
52 | if (v != 1) | |
53 | { | |
54 | puts ("module unload didn't change `v'"); | |
55 | exit (1); | |
56 | } | |
57 | ||
58 | puts ("finishing now"); | |
59 | ||
60 | return 0; | |
61 | } |