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-rw-r--r--nptl/tst-mutex5.c119
1 files changed, 0 insertions, 119 deletions
diff --git a/nptl/tst-mutex5.c b/nptl/tst-mutex5.c
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--- a/nptl/tst-mutex5.c
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-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
-
- 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 <pthread.h>
-#include <stdio.h>
-#include <time.h>
-#include <unistd.h>
-#include <sys/time.h>
-#include <stdint.h>
-#include <config.h>
-#include <support/check.h>
-#include <support/timespec.h>
-
-
-#ifndef TYPE
-# define TYPE PTHREAD_MUTEX_NORMAL
-#endif
-
-/* A bogus clock value that tells run_test to use
- pthread_mutex_timedlock rather than pthread_mutex_clocklock. */
-#define CLOCK_USE_TIMEDLOCK (-1)
-
-static int
-do_test_clock (clockid_t clockid, const char *fnname)
-{
- pthread_mutex_t m;
- pthread_mutexattr_t a;
- const clockid_t clockid_for_get =
- (clockid == CLOCK_USE_TIMEDLOCK) ? CLOCK_REALTIME : clockid;
-
- TEST_COMPARE (pthread_mutexattr_init (&a), 0);
- TEST_COMPARE (pthread_mutexattr_settype (&a, TYPE), 0);
-
-#ifdef ENABLE_PI
- TEST_COMPARE (pthread_mutexattr_setprotocol (&a, PTHREAD_PRIO_INHERIT), 0);
-#endif
-
- int err = pthread_mutex_init (&m, &a);
- if (err != 0)
- {
-#ifdef ENABLE_PI
- if (err == ENOTSUP)
- FAIL_UNSUPPORTED ("PI mutexes unsupported");
-#endif
- FAIL_EXIT1 ("mutex_init failed");
- }
-
- TEST_COMPARE (pthread_mutexattr_destroy (&a), 0);
- TEST_COMPARE (pthread_mutex_lock (&m), 0);
- if (pthread_mutex_trylock (&m) == 0)
- FAIL_EXIT1 ("mutex_trylock succeeded");
-
- /* Wait 2 seconds. */
- struct timespec ts_timeout = timespec_add (xclock_now (clockid_for_get),
- make_timespec (2, 0));
-
- if (clockid == CLOCK_USE_TIMEDLOCK)
- TEST_COMPARE (pthread_mutex_timedlock (&m, &ts_timeout), ETIMEDOUT);
- else
- TEST_COMPARE (pthread_mutex_clocklock (&m, clockid, &ts_timeout),
- ETIMEDOUT);
- TEST_TIMESPEC_BEFORE_NOW (ts_timeout, clockid_for_get);
-
- /* The following makes the ts value invalid. */
- ts_timeout.tv_nsec += 1000000000;
-
- if (clockid == CLOCK_USE_TIMEDLOCK)
- TEST_COMPARE (pthread_mutex_timedlock (&m, &ts_timeout), EINVAL);
- else
- TEST_COMPARE (pthread_mutex_clocklock (&m, clockid, &ts_timeout), EINVAL);
- TEST_COMPARE (pthread_mutex_unlock (&m), 0);
-
- const struct timespec ts_start = xclock_now (CLOCK_REALTIME);
-
- /* Wait 2 seconds. */
- ts_timeout = timespec_add (ts_start, make_timespec (2, 0));
-
- if (clockid == CLOCK_USE_TIMEDLOCK)
- TEST_COMPARE (pthread_mutex_timedlock (&m, &ts_timeout), 0);
- else
- TEST_COMPARE (pthread_mutex_clocklock (&m, clockid, &ts_timeout), 0);
-
- const struct timespec ts_end = xclock_now (clockid_for_get);
-
- /* Check that timedlock didn't delay. We use a limit of 0.1 secs. */
- TEST_TIMESPEC_BEFORE (ts_end,
- timespec_add (ts_start, make_timespec (0, 100000000)));
-
- TEST_COMPARE (pthread_mutex_unlock (&m), 0);
- TEST_COMPARE (pthread_mutex_destroy (&m), 0);
-
- return 0;
-}
-
-static int do_test (void)
-{
- do_test_clock (CLOCK_USE_TIMEDLOCK, "timedlock");
- do_test_clock (CLOCK_REALTIME, "clocklock(realtime)");
- do_test_clock (CLOCK_MONOTONIC, "clocklock(monotonic)");
- return 0;
-}
-
-#include <support/test-driver.c>