1 | /* Test struct r_debug_extended via DT_DEBUG. |
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2 | Copyright (C) 2021-2022 Free Software Foundation, Inc. |
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 |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <stdio.h> |
20 | #include <link.h> |
21 | #include <stdlib.h> |
22 | #include <string.h> |
23 | #include <gnu/lib-names.h> |
24 | #include <support/xdlfcn.h> |
25 | #include <support/check.h> |
26 | #include <support/test-driver.h> |
27 | |
28 | #define E(x) x |
29 | #define EW(x) ElfW(x) |
30 | #include <dl-r_debug.h> |
31 | |
32 | static int |
33 | do_test (void) |
34 | { |
35 | ElfW(Dyn) *d; |
36 | struct r_debug_extended *debug = NULL; |
37 | |
38 | for (d = _DYNAMIC; d->d_tag != DT_NULL; ++d) |
39 | { |
40 | debug = (struct r_debug_extended *) r_debug_address (d); |
41 | if (debug != NULL) |
42 | break; |
43 | } |
44 | |
45 | TEST_VERIFY_EXIT (debug != NULL); |
46 | TEST_COMPARE (debug->base.r_version, 1); |
47 | TEST_VERIFY_EXIT (debug->r_next == NULL); |
48 | |
49 | void *h = xdlmopen (LM_ID_NEWLM, filename: "$ORIGIN/tst-dlmopen1mod.so", |
50 | RTLD_LAZY); |
51 | |
52 | TEST_COMPARE (debug->base.r_version, 2); |
53 | TEST_VERIFY_EXIT (debug->r_next != NULL); |
54 | TEST_VERIFY_EXIT (debug->r_next->r_next == NULL); |
55 | TEST_VERIFY_EXIT (debug->r_next->base.r_map != NULL); |
56 | TEST_VERIFY_EXIT (debug->r_next->base.r_map->l_name != NULL); |
57 | const char *name = basename (filename: debug->r_next->base.r_map->l_name); |
58 | TEST_COMPARE_STRING (name, "tst-dlmopen1mod.so"); |
59 | |
60 | xdlclose (handle: h); |
61 | |
62 | return 0; |
63 | } |
64 | |
65 | #include <support/test-driver.c> |
66 |