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257ce712 | 1 | /* BZ #16046 dl_iterate_phdr static executable test. |
581c785b | 2 | Copyright (C) 2014-2022 Free Software Foundation, Inc. |
257ce712 MR |
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/>. */ |
257ce712 MR |
18 | |
19 | #include <link.h> | |
20 | ||
21 | /* Check that the link map of the static executable itself is iterated | |
22 | over exactly once. */ | |
23 | ||
24 | static int | |
25 | callback (struct dl_phdr_info *info, size_t size, void *data) | |
26 | { | |
27 | int *count = data; | |
28 | ||
29 | if (info->dlpi_name[0] == '\0') | |
30 | (*count)++; | |
31 | ||
32 | return 0; | |
33 | } | |
34 | ||
35 | static int | |
36 | do_test (void) | |
37 | { | |
38 | int count = 0; | |
39 | int status; | |
40 | ||
41 | status = dl_iterate_phdr (callback, &count); | |
42 | ||
43 | return status || count != 1; | |
44 | } | |
45 | ||
36fe25fd | 46 | #include <support/test-driver.c> |