From f17d0128796f76027851590299f1f43e48ec71b6 Mon Sep 17 00:00:00 2001 From: rpj Date: Wed, 15 Sep 1999 01:11:56 +0000 Subject: Sep 15 1999 Ross Johnson * rwlock5.c: New test. --- tests/rwlock5.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 tests/rwlock5.c (limited to 'tests/rwlock5.c') diff --git a/tests/rwlock5.c b/tests/rwlock5.c new file mode 100644 index 0000000..55a4f35 --- /dev/null +++ b/tests/rwlock5.c @@ -0,0 +1,46 @@ +/* + * rwlock5.c + * + * Declare a static rwlock object, rdlock it, tryrdlock it, + * and then unlock it again. + * + * Depends on API functions: + * pthread_rwlock_rdlock() + * pthread_rwlock_tryrdlock() + * pthread_rwlock_unlock() + */ + +#include "test.h" + +pthread_rwlock_t rwlock1 = PTHREAD_RWLOCK_INITIALIZER; + +static int washere = 0; + +void * func(void * arg) +{ + assert(pthread_rwlock_tryrdlock(&rwlock1) == 0); + + assert(pthread_rwlock_unlock(&rwlock1) == 0); + + washere = 1; + + return 0; +} + +int +main() +{ + pthread_t t; + + assert(pthread_rwlock_rdlock(&rwlock1) == 0); + + assert(pthread_create(&t, NULL, func, NULL) == 0); + + Sleep(2000); + + assert(pthread_rwlock_unlock(&rwlock1) == 0); + + assert(washere == 1); + + return 0; +} -- cgit v1.2.3