From ae3cd3839f4ce7e79e31e8ebbed24d700b424421 Mon Sep 17 00:00:00 2001
From: "Michael D. Lowis" <mike.lowis@gentex.com>
Date: Fri, 25 Jul 2014 12:17:05 -0400
Subject: [PATCH] Flash terminal screen on invalid key press

---
 source/input.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/source/input.c b/source/input.c
index 58d4f1a..bb3ad63 100644
--- a/source/input.c
+++ b/source/input.c
@@ -56,6 +56,7 @@ void input_handle_key(char ch) {
     /* If no more room then reset the buffer */
     if (len+1 >= 16) {
         beep();
+        flash();
         len = 0;
         Key_Buffer[0] = '\0';
     }
@@ -92,6 +93,7 @@ void input_handle_key(char ch) {
          * finding a longer match, then throw out the buffer and start over */
         if(!match_found && !more_matches) {
             beep();
+            flash();
             len = 0;
             Key_Buffer[0] = '\0';
         }
-- 
2.54.0