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authorUlrich Drepper <drepper@redhat.com>2004-02-28 10:18:58 +0000
committerUlrich Drepper <drepper@redhat.com>2004-02-28 10:18:58 +0000
commit4c771a3b260116c59e606a6ebd68702072836481 (patch)
treefcd73d7d032384667a321ade6c6a90638614596c /nptl/tst-cond15.c
parenta2c33d5af367856b33749001691956cf5e62423c (diff)
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Update.
2004-02-27 Jakub Jelinek <jakub@redhat.com> * sysdeps/unix/sysv/linux/sysconf.c: Include stdlib.h.
Diffstat (limited to 'nptl/tst-cond15.c')
-rw-r--r--nptl/tst-cond15.c160
1 files changed, 160 insertions, 0 deletions
diff --git a/nptl/tst-cond15.c b/nptl/tst-cond15.c
new file mode 100644
index 0000000000..e815e253b8
--- /dev/null
+++ b/nptl/tst-cond15.c
@@ -0,0 +1,160 @@
+/* Copyright (C) 2004 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2004.
+
+ 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. */
+
+#include <errno.h>
+#include <pthread.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/time.h>
+
+
+static pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
+static pthread_mutex_t mut = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
+static pthread_mutex_t mut2 = PTHREAD_MUTEX_INITIALIZER;
+
+static void *
+tf (void *p)
+{
+ if (pthread_mutex_lock (&mut) != 0)
+ {
+ printf ("%s: 1st mutex_lock failed\n", __func__);
+ exit (1);
+ }
+ if (pthread_mutex_lock (&mut) != 0)
+ {
+ printf ("%s: 2nd mutex_lock failed\n", __func__);
+ exit (1);
+ }
+ if (pthread_mutex_lock (&mut) != 0)
+ {
+ printf ("%s: 3rd mutex_lock failed\n", __func__);
+ exit (1);
+ }
+
+ if (pthread_mutex_unlock (&mut2) != 0)
+ {
+ printf ("%s: mutex_unlock failed\n", __func__);
+ exit (1);
+ }
+
+ struct timeval tv;
+ gettimeofday (&tv, NULL);
+ struct timespec ts;
+ TIMEVAL_TO_TIMESPEC (&tv, &ts);
+ ts.tv_sec += p == NULL ? 100 : 1;
+
+ int err = pthread_cond_timedwait (&cond, &mut, &ts);
+ if ((err != 0 && p == NULL) || (err != ETIMEDOUT && p != NULL))
+ {
+ printf ("%s: cond_wait failed\n", __func__);
+ exit (1);
+ }
+
+ if (pthread_mutex_unlock (&mut) != 0)
+ {
+ printf ("%s: 1st mutex_unlock failed\n", __func__);
+ exit (1);
+ }
+ if (pthread_mutex_unlock (&mut) != 0)
+ {
+ printf ("%s: 2nd mutex_unlock failed\n", __func__);
+ exit (1);
+ }
+ if (pthread_mutex_unlock (&mut) != 0)
+ {
+ printf ("%s: 3rd mutex_unlock failed\n", __func__);
+ exit (1);
+ }
+
+ puts ("child: done");
+
+ return NULL;
+}
+
+
+static int
+do_test (void)
+{
+ if (pthread_mutex_lock (&mut2) != 0)
+ {
+ puts ("1st mutex_lock failed");
+ return 1;
+ }
+
+ puts ("parent: create 1st child");
+
+ pthread_t th;
+ int err = pthread_create (&th, NULL, tf, NULL);
+ if (err != 0)
+ {
+ printf ("parent: cannot 1st create thread: %s\n", strerror (err));
+ return 1;
+ }
+
+ /* We have to synchronize with the child. */
+ if (pthread_mutex_lock (&mut2) != 0)
+ {
+ puts ("2nd mutex_lock failed");
+ return 1;
+ }
+
+ /* Give the child to reach to pthread_cond_wait. */
+ sleep (1);
+
+ if (pthread_cond_signal (&cond) != 0)
+ {
+ puts ("cond_signal failed");
+ return 1;
+ }
+
+ err = pthread_join (th, NULL);
+ if (err != 0)
+ {
+ printf ("parent: failed to join: %s\n", strerror (err));
+ return 1;
+ }
+
+
+ puts ("parent: create 2nd child");
+
+ err = pthread_create (&th, NULL, tf, (void *) 1l);
+ if (err != 0)
+ {
+ printf ("parent: cannot 2nd create thread: %s\n", strerror (err));
+ return 1;
+ }
+
+ err = pthread_join (th, NULL);
+ if (err != 0)
+ {
+ printf ("parent: failed to join: %s\n", strerror (err));
+ return 1;
+ }
+
+ puts ("done");
+
+ return 0;
+}
+
+
+#define TEST_FUNCTION do_test ()
+#define TIMEOUT 6
+#include "../test-skeleton.c"