1 | /* Test for BZ#16272, dlopen'ing an auxiliary filter object. |
2 | Ensure that symbols from the resolve correctly. |
3 | |
4 | Copyright (C) 2020-2022 Free Software Foundation, Inc. |
5 | This file is part of the GNU C Library. |
6 | |
7 | The GNU C Library is free software; you can redistribute it and/or |
8 | modify it under the terms of the GNU Lesser General Public |
9 | License as published by the Free Software Foundation; either |
10 | version 2.1 of the License, or (at your option) any later version. |
11 | |
12 | The GNU C Library is distributed in the hope that it will be useful, |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
15 | Lesser General Public License for more details. |
16 | |
17 | You should have received a copy of the GNU Lesser General Public |
18 | License along with the GNU C Library; if not, see |
19 | <https://www.gnu.org/licenses/>. */ |
20 | |
21 | #include <stdio.h> |
22 | #include <support/check.h> |
23 | #include <support/xdlfcn.h> |
24 | |
25 | static int do_test (void) |
26 | { |
27 | void *lib = xdlopen (filename: "tst-filterobj-aux.so" , RTLD_LAZY); |
28 | char *(*fn)(void) = xdlsym (handle: lib, symbol: "get_text" ); |
29 | const char* text = fn (); |
30 | |
31 | printf (format: "%s\n" , text); |
32 | |
33 | /* Verify the text matches what we expect from the filtee */ |
34 | TEST_COMPARE_STRING (text, "Hello from filtee (PASS)" ); |
35 | |
36 | fn = xdlsym (handle: lib, symbol: "get_text2" ); |
37 | text = fn (); |
38 | |
39 | printf (format: "%s\n" , text); |
40 | |
41 | /* Verify the text matches what we expect from the auxiliary object */ |
42 | TEST_COMPARE_STRING (text, "Hello from auxiliary filter object (PASS)" ); |
43 | |
44 | return 0; |
45 | } |
46 | |
47 | #include <support/test-driver.c> |
48 | |