simple test for syscall(2)

2 files changed, 40 insertions, 0 deletions

diff --git a/regress/sys/kern/syscall/Makefile b/regress/sys/kern/syscall/Makefile
new file mode 100644
index 00000000000..1b22f581d76
--- /dev/null
+++ b/regress/sys/kern/syscall/Makefile
@@ -0,0 +1,5 @@
+#	$OpenBSD: Makefile,v 1.1 2002/02/08 21:33:32 art Exp $
+
+PROG=	syscall
+
+.include <bsd.regress.mk>
diff --git a/regress/sys/kern/syscall/syscall.c b/regress/sys/kern/syscall/syscall.c
new file mode 100644
index 00000000000..3f46729515f
--- /dev/null
+++ b/regress/sys/kern/syscall/syscall.c
@@ -0,0 +1,35 @@
+/*	$OpenBSD: syscall.c,v 1.1 2002/02/08 21:33:32 art Exp $	*/
+/*
+ *	Written by Artur Grabowski <art@openbsd.org> 2002 Public Domain.
+ */
+#include <sys/types.h>
+#include <sys/syscall.h>
+#include <sys/wait.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <err.h>
+
+int
+main()
+{
+	int status;
+
+	switch(fork()) {
+	case -1:
+		err(1, "fork");
+	case 0:
+		syscall(SYS_exit, 17);
+		abort();
+	}
+
+	if (wait(&status) < 0)
+		err(1, "wait");
+
+	if (!WIFEXITED(status))
+		errx(1, "child didn't exit gracefully");
+
+	if (WEXITSTATUS(status) != 17)
+		errx(1, "wrong exit status");
+
+	return 0;
+}