| /* Verify that ftime is sane. |
| Copyright (C) 2014-2018 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <sys/timeb.h> |
| #include <stdio.h> |
| |
| static int |
| do_test (void) |
| { |
| struct timeb prev, curr = {.time = 0, .millitm = 0}; |
| int sec = 0; |
| |
| while (sec != 3) |
| { |
| prev = curr; |
| |
| if (ftime (&curr)) |
| { |
| printf ("ftime returned an error\n"); |
| return 1; |
| } |
| |
| if (curr.time < prev.time) |
| { |
| printf ("ftime's time flowed backwards\n"); |
| return 1; |
| } |
| |
| if (curr.time == prev.time |
| && curr.millitm < prev.millitm) |
| { |
| printf ("ftime's millitm flowed backwards\n"); |
| return 1; |
| } |
| |
| if (curr.time > prev.time) |
| sec ++; |
| } |
| return 0; |
| } |
| |
| #define TIMEOUT 3 |
| #define TEST_FUNCTION do_test () |
| #include "../test-skeleton.c" |
