1 files changed, 93 insertions, 0 deletions
diff --git a/nptl/tst-rwlock3.c b/nptl/tst-rwlock3.c
new file mode 100644
index 0000000000..c1cac876d6
--- /dev/null
+++ b/nptl/tst-rwlock3.c
@@ -0,0 +1,93 @@
+/* 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.  */
+
+/* This test case checks more than standard compliance.  An
+   implementation may provide this service but it is not required to
+   do so.  */
+
+#include <errno.h>
+#include <pthread.h>
+#include <stdio.h>
+
+
+static int
+do_test (void)
+{
+  pthread_rwlock_t r;
+  int e;
+
+  if (pthread_rwlock_init (&r, NULL) != 0)
+    {
+      puts ("rwlock_init failed");
+      return 1;
+    }
+  puts ("rwlock_init succeeded");
+
+  if (pthread_rwlock_trywrlock (&r) != 0)
+    {
+      puts ("rwlock_trywrlock on unlocked rwlock failed");
+      return 1;
+    }
+  puts ("rwlock_trywrlock on unlocked rwlock succeeded");
+
+  e = pthread_rwlock_rdlock (&r);
+  if (e == 0)
+    {
+      puts ("rwlock_rdlock on rwlock with writer succeeded");
+      return 1;
+    }
+  if (e != EDEADLK)
+    {
+      puts ("rwlock_rdlock on rwlock with writer failed != EDEADLK");
+      return 1;
+    }
+  puts ("rwlock_rdlock on rwlock with writer failed with EDEADLK");
+
+  e = pthread_rwlock_wrlock (&r);
+  if (e == 0)
+    {
+      puts ("rwlock_wrlock on rwlock with writer succeeded");
+      return 1;
+    }
+  if (e != EDEADLK)
+    {
+      puts ("rwlock_wrlock on rwlock with writer failed != EDEADLK");
+      return 1;
+    }
+  puts ("rwlock_wrlock on rwlock with writer failed with EDEADLK");
+
+  if (pthread_rwlock_unlock (&r) != 0)
+    {
+      puts ("rwlock_unlock failed");
+      return 1;
+    }
+  puts ("rwlock_unlock succeeded");
+
+  if (pthread_rwlock_destroy (&r) != 0)
+    {
+      puts ("rwlock_destroy failed");
+      return 1;
+    }
+  puts ("rwlock_destroy succeeded");
+
+  return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"