From a4215c3632c13218bb389d1f066549ab783028e3 Mon Sep 17 00:00:00 2001
From: Manuel Bentele
Date: Fri, 11 Sep 2020 11:48:48 +0200
Subject: Added testcases from the Linux testing project (LTP)

---
 kernel/tests/lib/tst_status.c | 50 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 kernel/tests/lib/tst_status.c

(limited to 'kernel/tests/lib/tst_status.c')

diff --git a/kernel/tests/lib/tst_status.c b/kernel/tests/lib/tst_status.c
new file mode 100644
index 0000000..f1affea
--- /dev/null
+++ b/kernel/tests/lib/tst_status.c
@@ -0,0 +1,50 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2017 Cyril Hrubis <chrubis@suse.cz>
+ */
+
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <stdio.h>
+#define TST_NO_DEFAULT_MAIN
+#include "tst_test.h"
+
+static char buf[32];
+
+const char *exited(int status)
+{
+	snprintf(buf, sizeof(buf), "exited with %i", WEXITSTATUS(status));
+
+	return buf;
+}
+
+const char *signaled(int status)
+{
+	snprintf(buf, sizeof(buf), "killed by %s", tst_strsig(status));
+
+	return buf;
+}
+
+const char *invalid(int status)
+{
+	snprintf(buf, sizeof(buf), "invalid status 0x%x", status);
+
+	return buf;
+}
+
+const char *tst_strstatus(int status)
+{
+	if (WIFEXITED(status))
+		return exited(status);
+
+	if (WIFSIGNALED(status))
+		return signaled(status);
+
+	if (WIFSTOPPED(status))
+		return "is stopped";
+
+	if (WIFCONTINUED(status))
+		return "is resumed";
+
+	return invalid(status);
+}
-- 
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