Sat Sep 10 12:56:13 1999 Ross Johnson <rpj@swan.canberra.edu.au>

        The following code for POSIX read/write locks was contributed
        by Aurelio Medina.

        * implement.h (pthread_rwlock_t_): Add.
        * pthread.h (pthread_rwlock_t): Add.
        (PTHREAD_RWLOCK_INITIALIZER): Add.
        Add rwlock function prototypes.
        * rwlock.c: New module.
        * pthread.def: Add new rwlock functions.
        * private.c (_pthread_processInitialize): initialise
        _pthread_rwlock_test_init_lock critical section.
        * global.c (_pthread_rwlock_test_init_lock): Add.

        * mutex.c (pthread_mutex_destroy): Don't free mutex memory
        if mutex is PTHREAD_MUTEX_INITIALIZER and has not been
        initialised yet.

tests/ChangeLog
Sep 15 1999  Ross Johnson  <rpj@ixobrychus.canberra.edu.au>

        * rwlock1.c: New test.
        * rwlock2.c: New test.
        * rwlock3.c: New test.
        * rwlock4.c: New test.

1 files changed, 31 insertions, 0 deletions

diff --git a/tests/rwlock1.c b/tests/rwlock1.c
new file mode 100644
index 0000000..540ef7a
--- /dev/null
+++ b/tests/rwlock1.c
@@ -0,0 +1,31 @@
+/* 
+ * rwlock1.c
+ *
+ * Create a simple rwlock object, lock it, and then unlock it again.
+ *
+ * Depends on API functions:
+ * 	pthread_rwlock_init()
+ *	pthread_rwlock_lock()
+ *	pthread_rwlock_unlock()
+ *	pthread_rwlock_destroy()
+ */
+
+#include "test.h"
+
+pthread_rwlock_t rwlock = NULL;
+
+int
+main()
+{
+  assert(rwlock == NULL);
+
+  assert(pthread_rwlock_init(&rwlock, NULL) == 0);
+
+  assert(rwlock != NULL);
+
+  assert(pthread_rwlock_destroy(&rwlock) == 0);
+
+  assert(rwlock == NULL);
+
+  return 0;
+}