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+/* Copyright (C) 2002 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <pthread.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+
+#define N 20
+
+static pthread_t th[N];
+static pthread_mutex_t lock[N];
+
+
+static void *tf (void *a)
+{
+ uintptr_t idx = (uintptr_t) a;
+
+ pthread_mutex_lock (&lock[idx]);
+
+ return pthread_equal (pthread_self (), th[idx]) ? NULL : (void *) 1l;
+}
+
+
+int
+do_test (void)
+{
+ if (pthread_equal (pthread_self (), pthread_self ()) == 0)
+ {
+ puts ("pthread_equal (pthread_self (), pthread_self ()) failed");
+ exit (1);
+ }
+
+ int i;
+ for (i = 0; i < N; ++i)
+ {
+ if (pthread_mutex_init (&lock[i], NULL) != 0)
+ {
+ puts ("mutex_init failed");
+ exit (1);
+ }
+
+ if (pthread_create (&th[i], NULL, tf, (void *) i) != 0)
+ {
+ puts ("create failed");
+ exit (1);
+ }
+
+ if (pthread_mutex_unlock (&lock[i]) != 0)
+ {
+ puts ("mutex_unlock failed");
+ exit (1);
+ }
+
+ printf ("created thread %d\n", i);
+ }
+
+ int result = 0;
+ for (i = 0; i < N; ++i)
+ {
+ void *r;
+ int e;
+ if ((e = pthread_join (th[i], &r)) != 0)
+ {
+ printf ("join failed: %d\n", e);
+ _exit (1);
+ }
+ else if (r != NULL)
+ result = 1;
+ }
+
+ return 0;
+}
+
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"