Basic semaphore tests

ok guenther@

1 files changed, 27 insertions, 0 deletions

diff --git a/regress/lib/libpthread/semaphore/sem_getvalue/sem_getvalue.c b/regress/lib/libpthread/semaphore/sem_getvalue/sem_getvalue.c
new file mode 100644
index 00000000000..354f6ac6c44
--- /dev/null
+++ b/regress/lib/libpthread/semaphore/sem_getvalue/sem_getvalue.c
@@ -0,0 +1,27 @@
+/*	$OpenBSD: sem_getvalue.c,v 1.1.1.1 2012/01/04 17:36:40 mpi Exp $	*/
+/*
+ * Martin Pieuchot <mpi@openbsd.org>, 2011. Public Domain.
+ */
+
+#include <unistd.h>
+#include <semaphore.h>
+#include "test.h"
+
+int
+main(int argc, char **argv)
+{
+	sem_t sem;
+	int val;
+
+	CHECKr(sem_init(&sem, 0, 0));
+	CHECKe(sem_getvalue(&sem, &val));
+	ASSERT(val == 0);
+
+	CHECKr(sem_post(&sem));
+	CHECKe(sem_getvalue(&sem, &val));
+	ASSERT(val == 1);
+
+	CHECKe(sem_destroy(&sem));
+
+	SUCCEED;
+}