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2c75b545 | 1 | /* dlopen test for PIE objects. |
d614a753 | 2 | Copyright (C) 2019-2020 Free Software Foundation, Inc. |
2c75b545 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/>. */ |
2c75b545 FW |
18 | |
19 | /* This test attempts to open the (otherwise unrelated) PIE test | |
20 | program elf/tst-pie1 and expects the attempt to fail. */ | |
21 | ||
22 | #include <dlfcn.h> | |
23 | #include <stddef.h> | |
24 | #include <string.h> | |
25 | #include <support/check.h> | |
26 | #include <support/support.h> | |
27 | ||
28 | static void | |
29 | test_mode (int mode) | |
30 | { | |
31 | char *pie_path = xasprintf ("%s/elf/tst-pie1", support_objdir_root); | |
32 | if (dlopen (pie_path, mode) != NULL) | |
33 | FAIL_EXIT1 ("dlopen succeeded unexpectedly (%d)", mode); | |
34 | const char *message = dlerror (); | |
35 | const char *expected | |
36 | = "cannot dynamically load position-independent executable"; | |
37 | if (strstr (message, expected) == NULL) | |
38 | FAIL_EXIT1 ("unexpected error message (mode %d): %s", mode, message); | |
39 | } | |
40 | ||
41 | static int | |
42 | do_test (void) | |
43 | { | |
44 | test_mode (RTLD_LAZY); | |
45 | test_mode (RTLD_NOW); | |
46 | return 0; | |
47 | } | |
48 | ||
49 | #include <support/test-driver.c> |