xf.li | bdd93d5 | 2023-05-12 07:10:14 -0700 | [diff] [blame^] | 1 | /* Test case for BZ #16634. |
| 2 | |
| 3 | Verify that incorrectly dlopen()ing an executable without |
| 4 | __RTLD_OPENEXEC does not cause assertion in ld.so. |
| 5 | |
| 6 | Copyright (C) 2014-2016 Free Software Foundation, Inc. |
| 7 | This file is part of the GNU C Library. |
| 8 | |
| 9 | The GNU C Library is free software; you can redistribute it and/or |
| 10 | modify it under the terms of the GNU Lesser General Public |
| 11 | License as published by the Free Software Foundation; either |
| 12 | version 2.1 of the License, or (at your option) any later version. |
| 13 | |
| 14 | The GNU C Library is distributed in the hope that it will be useful, |
| 15 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 17 | Lesser General Public License for more details. |
| 18 | |
| 19 | You should have received a copy of the GNU Lesser General Public |
| 20 | License along with the GNU C Library; if not, see |
| 21 | <http://www.gnu.org/licenses/>. |
| 22 | |
| 23 | Note: this test currently only fails when glibc is configured with |
| 24 | --enable-hardcoded-path-in-tests. */ |
| 25 | |
| 26 | #include <assert.h> |
| 27 | #include <dlfcn.h> |
| 28 | #include <stdio.h> |
| 29 | #include <pthread.h> |
| 30 | |
| 31 | __thread int x; |
| 32 | |
| 33 | void * |
| 34 | fn (void *p) |
| 35 | { |
| 36 | return p; |
| 37 | } |
| 38 | |
| 39 | static int |
| 40 | do_test (int argc, char *argv[]) |
| 41 | { |
| 42 | int j; |
| 43 | |
| 44 | for (j = 0; j < 100; ++j) |
| 45 | { |
| 46 | pthread_t thr; |
| 47 | void *p; |
| 48 | int rc; |
| 49 | |
| 50 | p = dlopen (argv[0], RTLD_LAZY); |
| 51 | if (p != NULL) |
| 52 | { |
| 53 | fprintf (stderr, "dlopen unexpectedly succeeded\n"); |
| 54 | return 1; |
| 55 | } |
| 56 | rc = pthread_create (&thr, NULL, fn, NULL); |
| 57 | assert (rc == 0); |
| 58 | |
| 59 | rc = pthread_join (thr, NULL); |
| 60 | assert (rc == 0); |
| 61 | } |
| 62 | |
| 63 | return 0; |
| 64 | } |
| 65 | |
| 66 | #define TEST_FUNCTION do_test (argc, argv) |
| 67 | #include "../test-skeleton.c" |