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fddcd003 L |
1 | /* Check compatibility of CET-enabled executable with dlopened legacy |
2 | shared object. | |
04277e02 | 3 | Copyright (C) 2018-2019 Free Software Foundation, Inc. |
fddcd003 L |
4 | This file is part of the GNU C Library. |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
7 | modify it under the terms of the GNU Lesser General Public | |
8 | License as published by the Free Software Foundation; either | |
9 | version 2.1 of the License, or (at your option) any later version. | |
10 | ||
11 | The GNU C Library is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public | |
17 | License along with the GNU C Library; if not, see | |
5a82c748 | 18 | <https://www.gnu.org/licenses/>. */ |
fddcd003 L |
19 | |
20 | #include <dlfcn.h> | |
21 | #include <stdio.h> | |
22 | #include <stdlib.h> | |
23 | ||
24 | static int | |
25 | do_test (void) | |
26 | { | |
27 | static const char modname[] = "tst-cet-legacy-mod-4.so"; | |
28 | int (*fp) (void); | |
29 | void *h; | |
30 | ||
31 | h = dlopen (modname, RTLD_LAZY); | |
32 | if (h == NULL) | |
33 | { | |
34 | printf ("cannot open '%s': %s\n", modname, dlerror ()); | |
35 | exit (1); | |
36 | } | |
37 | ||
38 | fp = dlsym (h, "test"); | |
39 | if (fp == NULL) | |
40 | { | |
41 | printf ("cannot get symbol 'test': %s\n", dlerror ()); | |
42 | exit (1); | |
43 | } | |
44 | ||
45 | if (fp () != 0) | |
46 | { | |
47 | puts ("test () != 0"); | |
48 | exit (1); | |
49 | } | |
50 | ||
51 | dlclose (h); | |
52 | ||
53 | return 0; | |
54 | } | |
55 | ||
56 | #include <support/test-driver.c> |