1 | /* Check that a versioned symbol can move from one library to another. |
2 | Copyright (C) 2019-2022 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 | /* At link time, moved_function is bound to the symbol version |
20 | SONAME_MOVE in tst-sonamemove-runmod1.so, using the |
21 | tst-sonamemove-linkmod1.so stub object. |
22 | |
23 | At run time, the process loads the real tst-sonamemove-runmod1.so, |
24 | which depends on tst-sonamemove-runmod2.so. |
25 | tst-sonamemove-runmod1.so does not define moved_function, but |
26 | tst-sonamemove-runmod2.so does. |
27 | |
28 | The net effect is that the versioned symbol |
29 | moved_function@SONAME_MOVE moved from the soname |
30 | tst-sonamemove-linkmod1.so at link time to the soname |
31 | tst-sonamemove-linkmod2.so at run time. */ |
32 | void moved_function (void); |
33 | |
34 | static int |
35 | do_test (void) |
36 | { |
37 | moved_function (); |
38 | return 0; |
39 | } |
40 | |
41 | #include <support/test-driver.c> |
42 | |