[libgnomekbd] test/gkbd-keyboard-drawing-test.c: bail out when option parsing fails

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 32eaea94a3b19ad3c6b7fcff5fec94454fbfd97f
Author: Antonio Ospite <ao2 ao2 it>
Date:   Mon Aug 11 13:18:19 2014 +0200

    test/gkbd-keyboard-drawing-test.c: bail out when option parsing fails
    
    https://bugzilla.gnome.org/show_bug.cgi?id=734619

 test/gkbd-keyboard-drawing-test.c |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)
---
diff --git a/test/gkbd-keyboard-drawing-test.c b/test/gkbd-keyboard-drawing-test.c
index 3e05d5f..3a2f7f2 100644
--- a/test/gkbd-keyboard-drawing-test.c
+++ b/test/gkbd-keyboard-drawing-test.c
@@ -164,6 +164,7 @@ main (gint argc, gchar ** argv)
        gint monitor;
        GdkRectangle rect;
        GOptionContext *context;
+       GError *error = NULL;
 
        GkbdKeyboardDrawingGroupLevel groupLevels[4] =
            { {0, 0}, {1, 0}, {0, 1}, {1, 1} };
@@ -174,7 +175,11 @@ main (gint argc, gchar ** argv)
 
        context = g_option_context_new ("kbdraw");
        g_option_context_add_main_entries (context, options, NULL);
-       g_option_context_parse (context, &argc, &argv, NULL);
+       if (!g_option_context_parse (context, &argc, &argv, &error)) {
+               g_message ("option parsing failed: %s", error->message);
+               g_option_context_free (context);
+               exit (EXIT_FAILURE);
+       }
        g_option_context_free (context);
 
        if (program_version) {