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-rw-r--r--test/nptl/tst-mutex8.c367
1 files changed, 367 insertions, 0 deletions
diff --git a/test/nptl/tst-mutex8.c b/test/nptl/tst-mutex8.c
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+/* Copyright (C) 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
+
+ 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+/* This test checks behavior not required by POSIX. */
+#include <errno.h>
+#include <pthread.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+
+static pthread_mutex_t *m;
+static pthread_barrier_t b;
+static pthread_cond_t c;
+static bool done;
+
+
+static void
+cl (void *arg)
+{
+ if (pthread_mutex_unlock (m) != 0)
+ {
+ puts ("cl: mutex_unlocked failed");
+ exit (1);
+ }
+}
+
+
+static void *
+tf (void *arg)
+{
+ if (pthread_mutex_lock (m) != 0)
+ {
+ puts ("tf: mutex_lock failed");
+ return (void *) 1l;
+ }
+
+ int e = pthread_barrier_wait (&b);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("barrier_wait failed");
+ return (void *) 1l;
+ }
+
+ if (arg == NULL)
+ do
+ if (pthread_cond_wait (&c, m) != 0)
+ {
+ puts ("tf: cond_wait failed");
+ return (void *) 1l;
+ }
+ while (! done);
+ else
+ do
+ {
+ pthread_cleanup_push (cl, NULL);
+
+ if (pthread_cond_wait (&c, m) != 0)
+ {
+ puts ("tf: cond_wait failed");
+ return (void *) 1l;
+ }
+
+ pthread_cleanup_pop (0);
+ }
+ while (! done);
+
+ if (pthread_mutex_unlock (m) != 0)
+ {
+ puts ("tf: mutex_unlock failed");
+ return (void *) 1l;
+ }
+
+ return NULL;
+}
+
+
+static int
+check_type (const char *mas, pthread_mutexattr_t *ma)
+{
+ if (pthread_mutex_init (m, ma) != 0)
+ {
+ printf ("1st mutex_init failed for %s\n", mas);
+ return 1;
+ }
+
+ if (pthread_mutex_destroy (m) != 0)
+ {
+ printf ("immediate mutex_destroy failed for %s\n", mas);
+ return 1;
+ }
+
+ if (pthread_mutex_init (m, ma) != 0)
+ {
+ printf ("2nd mutex_init failed for %s\n", mas);
+ return 1;
+ }
+
+ if (pthread_mutex_lock (m) != 0)
+ {
+ printf ("1st mutex_lock failed for %s\n", mas);
+ return 1;
+ }
+
+ int e = pthread_mutex_destroy (m);
+ if (e == 0)
+ {
+ printf ("mutex_destroy of self-locked mutex succeeded for %s\n", mas);
+ return 1;
+ }
+ if (e != EBUSY)
+ {
+ printf ("mutex_destroy of self-locked mutex did not return EBUSY %s\n",
+ mas);
+ return 1;
+ }
+
+ if (pthread_mutex_unlock (m) != 0)
+ {
+ printf ("1st mutex_unlock failed for %s\n", mas);
+ return 1;
+ }
+
+ if (pthread_mutex_trylock (m) != 0)
+ {
+ printf ("mutex_trylock failed for %s\n", mas);
+ return 1;
+ }
+
+ e = pthread_mutex_destroy (m);
+ if (e == 0)
+ {
+ printf ("mutex_destroy of self-trylocked mutex succeeded for %s\n", mas);
+ return 1;
+ }
+ if (e != EBUSY)
+ {
+ printf ("\
+mutex_destroy of self-trylocked mutex did not return EBUSY %s\n",
+ mas);
+ return 1;
+ }
+
+ if (pthread_mutex_unlock (m) != 0)
+ {
+ printf ("2nd mutex_unlock failed for %s\n", mas);
+ return 1;
+ }
+
+ pthread_t th;
+ if (pthread_create (&th, NULL, tf, NULL) != 0)
+ {
+ puts ("1st create failed");
+ return 1;
+ }
+ done = false;
+
+ e = pthread_barrier_wait (&b);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("1st barrier_wait failed");
+ return 1;
+ }
+
+ if (pthread_mutex_lock (m) != 0)
+ {
+ printf ("2nd mutex_lock failed for %s\n", mas);
+ return 1;
+ }
+
+ if (pthread_mutex_unlock (m) != 0)
+ {
+ printf ("3rd mutex_unlock failed for %s\n", mas);
+ return 1;
+ }
+
+ e = pthread_mutex_destroy (m);
+ if (e == 0)
+ {
+ printf ("mutex_destroy of condvar-used mutex succeeded for %s\n", mas);
+ return 1;
+ }
+ if (e != EBUSY)
+ {
+ printf ("\
+mutex_destroy of condvar-used mutex did not return EBUSY for %s\n", mas);
+ return 1;
+ }
+
+ done = true;
+ if (pthread_cond_signal (&c) != 0)
+ {
+ puts ("cond_signal failed");
+ return 1;
+ }
+
+ void *r;
+ if (pthread_join (th, &r) != 0)
+ {
+ puts ("join failed");
+ return 1;
+ }
+ if (r != NULL)
+ {
+ puts ("thread didn't return NULL");
+ return 1;
+ }
+
+ if (pthread_mutex_destroy (m) != 0)
+ {
+ printf ("mutex_destroy after condvar-use failed for %s\n", mas);
+ return 1;
+ }
+
+ if (pthread_mutex_init (m, ma) != 0)
+ {
+ printf ("3rd mutex_init failed for %s\n", mas);
+ return 1;
+ }
+
+ if (pthread_create (&th, NULL, tf, (void *) 1) != 0)
+ {
+ puts ("2nd create failed");
+ return 1;
+ }
+ done = false;
+
+ e = pthread_barrier_wait (&b);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("2nd barrier_wait failed");
+ return 1;
+ }
+
+ if (pthread_mutex_lock (m) != 0)
+ {
+ printf ("3rd mutex_lock failed for %s\n", mas);
+ return 1;
+ }
+
+ if (pthread_mutex_unlock (m) != 0)
+ {
+ printf ("4th mutex_unlock failed for %s\n", mas);
+ return 1;
+ }
+
+ e = pthread_mutex_destroy (m);
+ if (e == 0)
+ {
+ printf ("2nd mutex_destroy of condvar-used mutex succeeded for %s\n",
+ mas);
+ return 1;
+ }
+ if (e != EBUSY)
+ {
+ printf ("\
+2nd mutex_destroy of condvar-used mutex did not return EBUSY for %s\n",
+ mas);
+ return 1;
+ }
+
+ if (pthread_cancel (th) != 0)
+ {
+ puts ("cond_cancel failed");
+ return 1;
+ }
+
+ if (pthread_join (th, &r) != 0)
+ {
+ puts ("join failed");
+ return 1;
+ }
+ if (r != PTHREAD_CANCELED)
+ {
+ puts ("thread not canceled");
+ return 1;
+ }
+
+ if (pthread_mutex_destroy (m) != 0)
+ {
+ printf ("mutex_destroy after condvar-canceled failed for %s\n", mas);
+ return 1;
+ }
+
+ return 0;
+}
+
+
+static int
+do_test (void)
+{
+ pthread_mutex_t mm;
+ m = &mm;
+
+ if (pthread_barrier_init (&b, NULL, 2) != 0)
+ {
+ puts ("barrier_init failed");
+ return 1;
+ }
+
+ if (pthread_cond_init (&c, NULL) != 0)
+ {
+ puts ("cond_init failed");
+ return 1;
+ }
+
+ puts ("check normal mutex");
+ int res = check_type ("normal", NULL);
+
+ pthread_mutexattr_t ma;
+ if (pthread_mutexattr_init (&ma) != 0)
+ {
+ puts ("1st mutexattr_init failed");
+ return 1;
+ }
+ if (pthread_mutexattr_settype (&ma, PTHREAD_MUTEX_RECURSIVE) != 0)
+ {
+ puts ("1st mutexattr_settype failed");
+ return 1;
+ }
+ puts ("check recursive mutex");
+ res |= check_type ("recursive", &ma);
+ if (pthread_mutexattr_destroy (&ma) != 0)
+ {
+ puts ("1st mutexattr_destroy failed");
+ return 1;
+ }
+
+ if (pthread_mutexattr_init (&ma) != 0)
+ {
+ puts ("2nd mutexattr_init failed");
+ return 1;
+ }
+ if (pthread_mutexattr_settype (&ma, PTHREAD_MUTEX_ERRORCHECK) != 0)
+ {
+ puts ("2nd mutexattr_settype failed");
+ return 1;
+ }
+ puts ("check error-checking mutex");
+ res |= check_type ("error-checking", &ma);
+ if (pthread_mutexattr_destroy (&ma) != 0)
+ {
+ puts ("2nd mutexattr_destroy failed");
+ return 1;
+ }
+
+ return res;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
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