Test that mmap fails properly.

2 files changed, 25 insertions, 0 deletions

diff --git a/regress/sys/kern/mmap-fail/Makefile b/regress/sys/kern/mmap-fail/Makefile
new file mode 100644
index 00000000000..0b76005d618
--- /dev/null
+++ b/regress/sys/kern/mmap-fail/Makefile
@@ -0,0 +1,5 @@
+#	$OpenBSD: Makefile,v 1.1 2005/07/11 12:50:46 art Exp $
+
+PROG=	mmap-fail
+
+.include <bsd.regress.mk>
diff --git a/regress/sys/kern/mmap-fail/mmap-fail.c b/regress/sys/kern/mmap-fail/mmap-fail.c
new file mode 100644
index 00000000000..6a484a1df01
--- /dev/null
+++ b/regress/sys/kern/mmap-fail/mmap-fail.c
@@ -0,0 +1,20 @@
+/*	$OpenBSD: mmap-fail.c,v 1.1 2005/07/11 12:50:46 art Exp $	*/
+/*
+ *	Written by Artur Grabowski <art@openbsd.org> 2005 Public Domain.
+ */
+
+#include <sys/types.h>
+#include <sys/mman.h>
+
+int
+main()
+{
+	void *foo;
+
+	foo = mmap(0, (size_t)-1, 0, 0, 0, 0);
+
+	if (foo == MAP_FAILED)
+		return (0);
+
+	return (1);
+}