mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-27 07:20:11 +00:00
68 lines
1.8 KiB
C
68 lines
1.8 KiB
C
/* Copyright (C) 2003-2024 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 <errno.h>
|
|
#include <stdio.h>
|
|
#include <unistd.h>
|
|
#include <sys/time.h>
|
|
#include <time.h>
|
|
#include <intprops.h>
|
|
#include <support/support.h>
|
|
#include <support/check.h>
|
|
|
|
/* Test that clock_nanosleep() does sleep. */
|
|
static void
|
|
clock_nanosleep_test (void)
|
|
{
|
|
/* Current time. */
|
|
struct timeval tv1;
|
|
gettimeofday (&tv1, NULL);
|
|
|
|
struct timespec ts = { 1, 0 };
|
|
TEMP_FAILURE_RETRY (clock_nanosleep (CLOCK_REALTIME, 0, &ts, &ts));
|
|
|
|
/* At least one second must have passed. */
|
|
struct timeval tv2;
|
|
gettimeofday (&tv2, NULL);
|
|
|
|
tv2.tv_sec -= tv1.tv_sec;
|
|
tv2.tv_usec -= tv1.tv_usec;
|
|
if (tv2.tv_usec < 0)
|
|
--tv2.tv_sec;
|
|
|
|
TEST_VERIFY (tv2.tv_sec >= 1);
|
|
}
|
|
|
|
static void
|
|
clock_nanosleep_large_timeout (void)
|
|
{
|
|
support_create_timer (0, 100000000, false, NULL);
|
|
struct timespec ts = { TYPE_MAXIMUM (time_t), 0 };
|
|
int r = clock_nanosleep (CLOCK_REALTIME, 0, &ts, NULL);
|
|
TEST_VERIFY (r == EINTR || r == EOVERFLOW);
|
|
}
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
clock_nanosleep_test ();
|
|
clock_nanosleep_large_timeout ();
|
|
return 0;
|
|
}
|
|
|
|
#include <support/test-driver.c>
|