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-rw-r--r--nptl/tst-eintr2.c118
1 files changed, 118 insertions, 0 deletions
diff --git a/nptl/tst-eintr2.c b/nptl/tst-eintr2.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. */
+
+#include <errno.h>
+#include <pthread.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/time.h>
+
+#include "eintr.c"
+
+
+static pthread_mutex_t m1 = PTHREAD_MUTEX_INITIALIZER;
+static pthread_mutex_t m2 = PTHREAD_MUTEX_INITIALIZER;
+
+
+static void *
+tf1 (void *arg)
+{
+ struct timespec ts;
+ struct timeval tv;
+
+ gettimeofday (&tv, NULL);
+ TIMEVAL_TO_TIMESPEC (&tv, &ts);
+ ts.tv_sec += 10000;
+
+ /* This call must never return. */
+ int e = pthread_mutex_timedlock (&m1, &ts);
+ char buf[100];
+ printf ("tf1: mutex_lock returned: %s\n",
+ strerror_r (e, buf, sizeof (buf)));
+
+ exit (1);
+}
+
+
+static void *
+tf2 (void *arg)
+{
+ while (1)
+ {
+ int e = pthread_mutex_lock (&m2);
+ if (e != 0)
+ {
+ puts ("tf2: mutex_lock failed");
+ exit (1);
+ }
+ e = pthread_mutex_unlock (&m2);
+ if (e != 0)
+ {
+ puts ("tf2: mutex_unlock failed");
+ exit (1);
+ }
+ struct timespec ts = { .tv_sec = 0, .tv_nsec = 10000000 };
+ nanosleep (&ts, NULL);
+ }
+}
+
+
+static int
+do_test (void)
+{
+ if (pthread_mutex_lock (&m1) != 0)
+ {
+ puts ("mutex_lock failed");
+ exit (1);
+ }
+
+ setup_eintr (SIGUSR1);
+
+ pthread_t th;
+ char buf[100];
+ int e = pthread_create (&th, NULL, tf1, NULL);
+ if (e != 0)
+ {
+ printf ("main: 1st pthread_create failed: %s\n",
+ strerror_r (e, buf, sizeof (buf)));
+ exit (1);
+ }
+
+ e = pthread_create (&th, NULL, tf2, NULL);
+ if (e != 0)
+ {
+ printf ("main: 2nd pthread_create failed: %s\n",
+ strerror_r (e, buf, sizeof (buf)));
+ exit (1);
+ }
+
+ /* This call must never return. */
+ e = pthread_mutex_lock (&m1);
+ printf ("main: mutex_lock returned: %s\n",
+ strerror_r (e, buf, sizeof (buf)));
+
+ return 0;
+}
+
+#define EXPECTED_SIGNAL SIGALRM
+#define TIMEOUT 3
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"