1 | /* Test for libio vtables and their validation. Enabled through interposition. |
2 | Copyright (C) 2018-2024 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 "tst-vtables-common.c" |
20 | |
21 | /* Provide an interposed definition of the standard file handles with |
22 | our own vtable. stdout/stdin/stderr will not work as a result, but |
23 | a successful test does not print anything, so this is fine. */ |
24 | #include "libioP.h" |
25 | #undef _IO_file_jumps |
26 | #define _IO_file_jumps jumps |
27 | #undef _IO_wfile_jumps |
28 | extern const struct _IO_jump_t _IO_wfile_jumps; |
29 | #define _IO_wfile_jumps _IO_wfile_jumps |
30 | #include "stdfiles.c" |
31 | |
32 | static int |
33 | do_test (void) |
34 | { |
35 | return run_tests (false); |
36 | } |
37 | |
38 | /* Calling setvbuf in the test driver is not supported with our |
39 | interposed file handles. */ |
40 | #define TEST_NO_SETVBUF |
41 | #include <support/test-driver.c> |
42 | |