1 | /* BZ #16046 dl_iterate_phdr static executable test. |
2 | Copyright (C) 2014-2022 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 <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: callback, data: &count); |
42 | |
43 | return status || count != 1; |
44 | } |
45 | |
46 | #include <support/test-driver.c> |
47 | |