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-rw-r--r--test/nptl/tst-rwlock2.c143
1 files changed, 143 insertions, 0 deletions
diff --git a/test/nptl/tst-rwlock2.c b/test/nptl/tst-rwlock2.c
new file mode 100644
index 000000000..6f38682b8
--- /dev/null
+++ b/test/nptl/tst-rwlock2.c
@@ -0,0 +1,143 @@
+/* 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 <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_wrlock (&r) != 0)
+ {
+ puts ("1st rwlock_wrlock failed");
+ return 1;
+ }
+ puts ("1st rwlock_wrlock succeeded");
+
+ e = pthread_rwlock_tryrdlock (&r);
+ if (e == 0)
+ {
+ puts ("rwlock_tryrdlock on rwlock with writer succeeded");
+ return 1;
+ }
+ if (e != EBUSY)
+ {
+ puts ("rwlock_tryrdlock on rwlock with writer return value != EBUSY");
+ return 1;
+ }
+ puts ("rwlock_tryrdlock on rwlock with writer failed with EBUSY");
+
+ e = pthread_rwlock_trywrlock (&r);
+ if (e == 0)
+ {
+ puts ("rwlock_trywrlock on rwlock with writer succeeded");
+ return 1;
+ }
+ if (e != EBUSY)
+ {
+ puts ("rwlock_trywrlock on rwlock with writer return value != EBUSY");
+ return 1;
+ }
+ puts ("rwlock_trywrlock on rwlock with writer failed with EBUSY");
+
+ if (pthread_rwlock_unlock (&r) != 0)
+ {
+ puts ("1st rwlock_unlock failed");
+ return 1;
+ }
+ puts ("1st rwlock_unlock succeeded");
+
+ if (pthread_rwlock_tryrdlock (&r) != 0)
+ {
+ puts ("rwlock_tryrdlock on unlocked rwlock failed");
+ return 1;
+ }
+ puts ("rwlock_tryrdlock on unlocked rwlock succeeded");
+
+ e = pthread_rwlock_trywrlock (&r);
+ if (e == 0)
+ {
+ puts ("rwlock_trywrlock on rwlock with reader succeeded");
+ return 1;
+ }
+ if (e != EBUSY)
+ {
+ puts ("rwlock_trywrlock on rwlock with reader return value != EBUSY");
+ return 1;
+ }
+ puts ("rwlock_trywrlock on rwlock with reader failed with EBUSY");
+
+ if (pthread_rwlock_unlock (&r) != 0)
+ {
+ puts ("2nd rwlock_unlock failed");
+ return 1;
+ }
+ puts ("2nd rwlock_unlock 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_tryrdlock (&r);
+ if (e == 0)
+ {
+ puts ("rwlock_tryrdlock on rwlock with writer succeeded");
+ return 1;
+ }
+ if (e != EBUSY)
+ {
+ puts ("rwlock_tryrdlock on rwlock with writer return value != EBUSY");
+ return 1;
+ }
+ puts ("rwlock_tryrdlock on rwlock with writer failed with EBUSY");
+
+ if (pthread_rwlock_unlock (&r) != 0)
+ {
+ puts ("3rd rwlock_unlock failed");
+ return 1;
+ }
+ puts ("3rd 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"