From 5c29cef0968a0a2fd34ec17e330dd3f83774ae3b Mon Sep 17 00:00:00 2001
From: Christopher Peplin <cpeplin@ford.com>
Date: Mon, 2 Apr 2012 10:44:07 -0400
Subject: [PATCH] Allow overriding various Arduino paths.

---
 arduino-mk/Arduino.mk | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arduino-mk/Arduino.mk b/arduino-mk/Arduino.mk
index e1c7343..fb14eca 100644
--- a/arduino-mk/Arduino.mk
+++ b/arduino-mk/Arduino.mk
@@ -197,9 +197,17 @@ ifndef AVRDUDE_CONF
 AVRDUDE_CONF     = $(ARDUINO_ETC_PATH)/avrdude.conf
 endif
 
+ifndef ARDUINO_LIB_PATH
 ARDUINO_LIB_PATH  = $(ARDUINO_DIR)/libraries
+endif
+
+ifndef ARDUINO_CORE_PATH
 ARDUINO_CORE_PATH = $(ARDUINO_DIR)/hardware/arduino/cores/arduino
+endif
+
+ifndef ARDUINO_VAR_PATH
 ARDUINO_VAR_PATH  = $(ARDUINO_DIR)/hardware/arduino/variants
+endif
 
 endif