Adding upstream version 2.39.3.upstream/2.39.3

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 21 insertions, 0 deletions

diff --git a/tests/helpers/test_tiocsti.c b/tests/helpers/test_tiocsti.c
new file mode 100644
index 0000000..c92645a
--- /dev/null
+++ b/tests/helpers/test_tiocsti.c
@@ -0,0 +1,21 @@
+/*
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ *
+ * test_tiocsti - test security of TIOCSTI
+ *
+ * Written by Federico Bento <up201407890@alunos.dcc.fc.up.pt>
+ */
+
+#include <stdlib.h>
+#include <sys/ioctl.h>
+
+int main(void)
+{
+	int rc = 0;
+	char *cmd = "id -u -n\n";
+
+	while(*cmd)
+		rc += ioctl(0, TIOCSTI, cmd++);
+
+	exit(rc ? EXIT_FAILURE : EXIT_SUCCESS);
+}