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/* Verify that ftime is sane.
Copyright (C) 2014-2020 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
<https://www.gnu.org/licenses/>. */
#include <sys/timeb.h>
#include <stdio.h>
#include <libc-diag.h>
static int
do_test (void)
{
struct timeb prev, curr = {.time = 0, .millitm = 0};
int sec = 0;
while (sec != 3)
{
prev = curr;
/* ftime was deprecated on 2.31. */
DIAG_PUSH_NEEDS_COMMENT;
DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wdeprecated-declarations");
if (ftime (&curr))
{
printf ("ftime returned an error\n");
return 1;
}
DIAG_POP_NEEDS_COMMENT;
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 TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
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