From 0bad7c2e26b90c872f9ed1dabfd0b28054c63dee Mon Sep 17 00:00:00 2001 From: Thomas Pfaff Date: Tue, 18 Mar 2003 19:42:43 +0000 Subject: * winsup.api/pthread/mutex1n.c: New test. * winsup.api/pthread/mutex6n.c: Ditto. * winsup.api/pthread/mutex7n.c: Ditto. --- winsup/testsuite/winsup.api/pthread/mutex7n.c | 61 +++++++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 winsup/testsuite/winsup.api/pthread/mutex7n.c (limited to 'winsup/testsuite/winsup.api/pthread/mutex7n.c') diff --git a/winsup/testsuite/winsup.api/pthread/mutex7n.c b/winsup/testsuite/winsup.api/pthread/mutex7n.c new file mode 100644 index 000000000..e9a36fec0 --- /dev/null +++ b/winsup/testsuite/winsup.api/pthread/mutex7n.c @@ -0,0 +1,61 @@ +/* + * mutex7n.c + * + * Tests PTHREAD_MUTEX_NORMAL mutex type. + * Thread locks then trylocks mutex (attempted recursive lock). + * The thread should lock first time and EBUSY second time. + * + * Depends on API functions: + * pthread_create() + * pthread_mutexattr_init() + * pthread_mutexattr_settype() + * pthread_mutexattr_gettype() + * pthread_mutex_init() + * pthread_mutex_lock() + * pthread_mutex_unlock() + */ + +#include "test.h" + +static int lockCount = 0; + +static pthread_mutex_t mutex; +static pthread_mutexattr_t mxAttr; + +void * locker(void * arg) +{ + assert(pthread_mutex_lock(&mutex) == 0); + lockCount++; + assert(pthread_mutex_trylock(&mutex) == EBUSY); + lockCount++; + assert(pthread_mutex_unlock(&mutex) == 0); + assert(pthread_mutex_unlock(&mutex) == EPERM); + + return (void *) 555; +} + +int +main() +{ + pthread_t t; + int mxType = -1; + + assert(pthread_mutexattr_init(&mxAttr) == 0); + assert(pthread_mutexattr_settype(&mxAttr, PTHREAD_MUTEX_NORMAL) == 0); + assert(pthread_mutexattr_gettype(&mxAttr, &mxType) == 0); + assert(mxType == PTHREAD_MUTEX_NORMAL); + + assert(pthread_mutex_init(&mutex, &mxAttr) == 0); + + assert(pthread_create(&t, NULL, locker, NULL) == 0); + + Sleep(1000); + + assert(lockCount == 2); + + exit(0); + + /* Never reached */ + return 0; +} + -- cgit v1.2.3