From 0f269a6d333ba7efc338902b32a581bb8f7fcb3a Mon Sep 17 00:00:00 2001
From: "Collin J. Doering" <collin.doering@rekahsoft.ca>
Date: Thu, 22 Oct 2015 01:07:38 -0400
Subject: [PATCH] Don't initialize global variables to zero

The C89 standard dictates that global variables be initialized to zero
by default. By explicitly defining a global to be zero, previous flash
memory is wasted.

See: http://www.nongnu.org/avr-libc/user-manual/FAQ.html#faq_varinit

Signed-off-by: Collin J. Doering <collin.doering@rekahsoft.ca>
---
 lcdLib.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lcdLib.c b/lcdLib.c
index 8b9e512..ee84e65 100644
--- a/lcdLib.c
+++ b/lcdLib.c
@@ -27,8 +27,8 @@
 #include "lcdLib.h"
 
 // Globals
-volatile uint8_t currentLineNum   = 0;
-volatile uint8_t currentLineChars = 0;
+volatile uint8_t currentLineNum;
+volatile uint8_t currentLineChars;
 
 const uint8_t lineBeginnings[LCD_NUMBER_OF_LINES] = { LCD_LINE_BEGINNINGS };