1 | /* Verify that ftime is sane. |
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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 <features.h> |
20 | #include <sys/timeb.h> |
21 | #include <libc-diag.h> |
22 | |
23 | #include <support/check.h> |
24 | |
25 | static int |
26 | do_test (void) |
27 | { |
28 | struct timeb prev, curr = {.time = 0, .millitm = 0}; |
29 | int sec = 0; |
30 | |
31 | while (sec != 3) |
32 | { |
33 | prev = curr; |
34 | |
35 | /* ftime was deprecated on 2.31. */ |
36 | DIAG_PUSH_NEEDS_COMMENT; |
37 | DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wdeprecated-declarations"); |
38 | |
39 | TEST_COMPARE (ftime (&curr), 0); |
40 | |
41 | DIAG_POP_NEEDS_COMMENT; |
42 | |
43 | TEST_VERIFY (curr.time >= prev.time); |
44 | |
45 | if (curr.time == prev.time) |
46 | TEST_VERIFY (curr.millitm >= prev.millitm); |
47 | |
48 | if (curr.time > prev.time) |
49 | sec ++; |
50 | } |
51 | return 0; |
52 | } |
53 | |
54 | #include <support/test-driver.c> |
55 |