allow LCDLIB to be defined in Makefile

2012-07-26 17:05:54 +01:00 · 2012-07-26 17:05:54 +01:00 · 54a8a4d1e3
parent 74a8fb55a3
commit 54a8a4d1e3
1 changed files with 4 additions and 1 deletions
--- a/lcd.mk
+++ b/lcd.mk
@ -1,4 +1,7 @@
-LCDLIB =	$(CHIBIOS)/ext/lcd
+# don't re-define LCDLIB if it has been set elsewhere, e.g in Makefile
+ifeq ($(LCDLIB),)
+	LCDLIB =	$(CHIBIOS)/ext/lcd
+endif

 include 	$(LCDLIB)/drivers/drivers.mk
 include		$(LCDLIB)/glcd/glcd.mk