mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-24 14:00:30 +00:00
63 lines
2.0 KiB
C
63 lines
2.0 KiB
C
/* Copyright (C) 2002-2024 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 <semaphore.h>
|
|
#include <time.h>
|
|
#include <unistd.h>
|
|
#include <sys/time.h>
|
|
#include <support/check.h>
|
|
#include <support/timespec.h>
|
|
#include <support/xtime.h>
|
|
|
|
/* A bogus clock value that tells run_test to use sem_timedwait rather than
|
|
sem_clockwait. */
|
|
#define CLOCK_USE_TIMEDWAIT (-1)
|
|
|
|
static void
|
|
do_test_clock (clockid_t clockid)
|
|
{
|
|
const clockid_t clockid_for_get =
|
|
clockid == CLOCK_USE_TIMEDWAIT ? CLOCK_REALTIME : clockid;
|
|
sem_t s;
|
|
struct timespec ts;
|
|
|
|
TEST_COMPARE (sem_init (&s, 0, 1), 0);
|
|
TEST_COMPARE (TEMP_FAILURE_RETRY (sem_wait (&s)), 0);
|
|
|
|
/* We wait for half a second. */
|
|
xclock_gettime (clockid_for_get, &ts);
|
|
ts = timespec_add (ts, make_timespec (0, TIMESPEC_HZ/2));
|
|
|
|
errno = 0;
|
|
TEST_COMPARE (TEMP_FAILURE_RETRY ((clockid == CLOCK_USE_TIMEDWAIT)
|
|
? sem_timedwait (&s, &ts)
|
|
: sem_clockwait (&s, clockid, &ts)), -1);
|
|
TEST_COMPARE (errno, ETIMEDOUT);
|
|
TEST_TIMESPEC_NOW_OR_AFTER (clockid_for_get, ts);
|
|
}
|
|
|
|
static int do_test (void)
|
|
{
|
|
do_test_clock (CLOCK_USE_TIMEDWAIT);
|
|
do_test_clock (CLOCK_REALTIME);
|
|
do_test_clock (CLOCK_MONOTONIC);
|
|
return 0;
|
|
}
|
|
|
|
#include <support/test-driver.c>
|