aboutsummaryrefslogtreecommitdiff
path: root/pthreads/tests/rwlock4_t.c
diff options
context:
space:
mode:
Diffstat (limited to 'pthreads/tests/rwlock4_t.c')
-rw-r--r--pthreads/tests/rwlock4_t.c87
1 files changed, 87 insertions, 0 deletions
diff --git a/pthreads/tests/rwlock4_t.c b/pthreads/tests/rwlock4_t.c
new file mode 100644
index 000000000..37ec34fa3
--- /dev/null
+++ b/pthreads/tests/rwlock4_t.c
@@ -0,0 +1,87 @@
+/*
+ * rwlock4_t.c
+ *
+ *
+ * --------------------------------------------------------------------------
+ *
+ * Pthreads-win32 - POSIX Threads Library for Win32
+ * Copyright(C) 1998 John E. Bossom
+ * Copyright(C) 1999,2005 Pthreads-win32 contributors
+ *
+ * Contact Email: rpj@callisto.canberra.edu.au
+ *
+ * The current list of contributors is contained
+ * in the file CONTRIBUTORS included with the source
+ * code distribution. The list can also be seen at the
+ * following World Wide Web location:
+ * http://sources.redhat.com/pthreads-win32/contributors.html
+ *
+ * This 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 of the License, or (at your option) any later version.
+ *
+ * This 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 this library in the file COPYING.LIB;
+ * if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ *
+ * --------------------------------------------------------------------------
+ *
+ * Declare a static rwlock object, timed-rdlock it, trywrlock it,
+ * and then unlock it again.
+ *
+ * Depends on API functions:
+ * pthread_rwlock_timedrdlock()
+ * pthread_rwlock_trywrlock()
+ * pthread_rwlock_unlock()
+ */
+
+#include "test.h"
+#include <sys/timeb.h>
+
+pthread_rwlock_t rwlock1 = PTHREAD_RWLOCK_INITIALIZER;
+
+static int washere = 0;
+
+void * func(void * arg)
+{
+ assert(pthread_rwlock_trywrlock(&rwlock1) == EBUSY);
+
+ washere = 1;
+
+ return 0;
+}
+
+int
+main()
+{
+ pthread_t t;
+ struct timespec abstime = { 0, 0 };
+ struct _timeb currSysTime;
+ const DWORD NANOSEC_PER_MILLISEC = 1000000;
+
+ _ftime(&currSysTime);
+
+ abstime.tv_sec = currSysTime.time;
+ abstime.tv_nsec = NANOSEC_PER_MILLISEC * currSysTime.millitm;
+
+ abstime.tv_sec += 1;
+
+ assert(pthread_rwlock_timedrdlock(&rwlock1, &abstime) == 0);
+
+ assert(pthread_create(&t, NULL, func, NULL) == 0);
+
+ Sleep(2000);
+
+ assert(pthread_rwlock_unlock(&rwlock1) == 0);
+
+ assert(washere == 1);
+
+ return 0;
+}