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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2020-02-09 19:17:51 +0000
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2020-02-09 19:24:44 +0000
commitd8f1f2d9ab2144b589fdac3e381cd86e71871e43 (patch)
tree586832da5c77a4635006cfecb4515e23956ddaa6 /nptl/tst-cond24.c
parentfaae4b2bdd692d929037c80c3315f716f02f3b00 (diff)
downloadglibc-d8f1f2d9ab2144b589fdac3e381cd86e71871e43.tar.gz
pthread: Move most cond tests from nptl to sysdeps/pthread
So they can be checked with htl too.
Diffstat (limited to 'nptl/tst-cond24.c')
-rw-r--r--nptl/tst-cond24.c248
1 files changed, 0 insertions, 248 deletions
diff --git a/nptl/tst-cond24.c b/nptl/tst-cond24.c
deleted file mode 100644
index a2896f32cc..0000000000
--- a/nptl/tst-cond24.c
+++ /dev/null
@@ -1,248 +0,0 @@
-/* Verify that condition variables synchronized by PI mutexes don't hang.
- Copyright (C) 2012-2020 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 <pthread.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
-#include <sys/types.h>
-#include <sys/syscall.h>
-#include <unistd.h>
-#include <sys/time.h>
-#include <time.h>
-
-#define THREADS_NUM 5
-#define MAXITER 50000
-
-static pthread_mutex_t mutex;
-static pthread_mutexattr_t mutex_attr;
-static pthread_cond_t cond;
-static pthread_t threads[THREADS_NUM];
-static int pending = 0;
-
-typedef void * (*threadfunc) (void *);
-
-void *
-thread_fun_timed (void *arg)
-{
- int *ret = arg;
- int rv, i;
-
- printf ("Started thread_fun_timed[%d]\n", *ret);
-
- for (i = 0; i < MAXITER / THREADS_NUM; i++)
- {
- rv = pthread_mutex_lock (&mutex);
- if (rv)
- {
- printf ("pthread_mutex_lock: %s(%d)\n", strerror (rv), rv);
- *ret = 1;
- goto out;
- }
-
- while (!pending)
- {
- struct timespec ts;
- clock_gettime(CLOCK_REALTIME, &ts);
- ts.tv_sec += 20;
- rv = pthread_cond_timedwait (&cond, &mutex, &ts);
-
- /* There should be no timeout either. */
- if (rv)
- {
- printf ("pthread_cond_wait: %s(%d)\n", strerror (rv), rv);
- *ret = 1;
- goto out;
- }
- }
-
- pending--;
-
- rv = pthread_mutex_unlock (&mutex);
- if (rv)
- {
- printf ("pthread_mutex_unlock: %s(%d)\n", strerror (rv), rv);
- *ret = 1;
- goto out;
- }
- }
-
- *ret = 0;
-
-out:
- return ret;
-}
-
-void *
-thread_fun (void *arg)
-{
- int *ret = arg;
- int rv, i;
-
- printf ("Started thread_fun[%d]\n", *ret);
-
- for (i = 0; i < MAXITER / THREADS_NUM; i++)
- {
- rv = pthread_mutex_lock (&mutex);
- if (rv)
- {
- printf ("pthread_mutex_lock: %s(%d)\n", strerror (rv), rv);
- *ret = 1;
- goto out;
- }
-
- while (!pending)
- {
- rv = pthread_cond_wait (&cond, &mutex);
-
- if (rv)
- {
- printf ("pthread_cond_wait: %s(%d)\n", strerror (rv), rv);
- *ret = 1;
- goto out;
- }
- }
-
- pending--;
-
- rv = pthread_mutex_unlock (&mutex);
- if (rv)
- {
- printf ("pthread_mutex_unlock: %s(%d)\n", strerror (rv), rv);
- *ret = 1;
- goto out;
- }
- }
-
- *ret = 0;
-
-out:
- return ret;
-}
-
-static int
-do_test_wait (threadfunc f)
-{
- int i;
- int rv;
- int counter = 0;
- int retval[THREADS_NUM];
-
- puts ("Starting test");
-
- rv = pthread_mutexattr_init (&mutex_attr);
- if (rv)
- {
- printf ("pthread_mutexattr_init: %s(%d)\n", strerror (rv), rv);
- return 1;
- }
-
- rv = pthread_mutexattr_setprotocol (&mutex_attr, PTHREAD_PRIO_INHERIT);
- if (rv)
- {
- printf ("pthread_mutexattr_setprotocol: %s(%d)\n", strerror (rv), rv);
- return 1;
- }
-
- rv = pthread_mutex_init (&mutex, &mutex_attr);
- if (rv)
- {
- printf ("pthread_mutex_init: %s(%d)\n", strerror (rv), rv);
- return 1;
- }
-
- rv = pthread_cond_init (&cond, NULL);
- if (rv)
- {
- printf ("pthread_cond_init: %s(%d)\n", strerror (rv), rv);
- return 1;
- }
-
- for (i = 0; i < THREADS_NUM; i++)
- {
- retval[i] = i;
- rv = pthread_create (&threads[i], NULL, f, &retval[i]);
- if (rv)
- {
- printf ("pthread_create: %s(%d)\n", strerror (rv), rv);
- return 1;
- }
- }
-
- for (; counter < MAXITER; counter++)
- {
- rv = pthread_mutex_lock (&mutex);
- if (rv)
- {
- printf ("pthread_mutex_lock: %s(%d)\n", strerror (rv), rv);
- return 1;
- }
-
- if (!(counter % 100))
- printf ("counter: %d\n", counter);
- pending += 1;
-
- rv = pthread_cond_signal (&cond);
- if (rv)
- {
- printf ("pthread_cond_signal: %s(%d)\n", strerror (rv), rv);
- return 1;
- }
-
- rv = pthread_mutex_unlock (&mutex);
- if (rv)
- {
- printf ("pthread_mutex_unlock: %s(%d)\n", strerror (rv), rv);
- return 1;
- }
- }
-
- for (i = 0; i < THREADS_NUM; i++)
- {
- void *ret;
- rv = pthread_join (threads[i], &ret);
- if (rv)
- {
- printf ("pthread_join: %s(%d)\n", strerror (rv), rv);
- return 1;
- }
- if (ret && *(int *)ret)
- {
- printf ("Thread %d returned with an error\n", i);
- return 1;
- }
- }
-
- return 0;
-}
-
-static int
-do_test (void)
-{
- puts ("Testing pthread_cond_wait");
- int ret = do_test_wait (thread_fun);
- if (ret)
- return ret;
-
- puts ("Testing pthread_cond_timedwait");
- return do_test_wait (thread_fun_timed);
-}
-
-#define TEST_FUNCTION do_test ()
-#include "../test-skeleton.c"