From 52c2c0649de6cc9bbf4091be45ec13a9846662be Mon Sep 17 00:00:00 2001
From: Michael Stapelberg <michael@stapelberg.de>
Date: Sat, 29 Sep 2012 13:45:54 +0200
Subject: [PATCH] backspace handling: do nothing when at the left-most position

---
 src/general.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/general.c b/src/general.c
index d40627e..0e50a72 100644
--- a/src/general.c
+++ b/src/general.c
@@ -33,6 +33,9 @@ char *get_input() {
 			break;
 		/* backspace? */
 		if (c == 20) {
+			/* If you are at the left-most position, do nothing */
+			if (i == 0)
+				continue;
 			output[--i] = '\0';
 			cputcxy(x+i, y, ' ');
 			gotoxy(x+i, y);
-- 
2.39.5