testdiplay: add a "--help" option

Signed-off-by: Thomas Wood <thomas.wood@intel.com>

diff --git a/tests/testdisplay.c b/tests/testdisplay.c
index 8c6bc62..b7e1541 100644 (file)
--- a/tests/testdisplay.c
+++ b/tests/testdisplay.c
@@ -642,6 +642,7 @@ int main(int argc, char **argv)
        struct option long_opts[] = {
                {"list-subtests", 0, 0, SUBTEST_OPTS},
                {"run-subtest", 1, 0, SUBTEST_OPTS},
+               {"help", 0, 0, 'h'},
                { 0, 0, 0, 0 }
        };