From 5c17a5582ea1013b85b6d10adb68061ffb0302fe Mon Sep 17 00:00:00 2001
From: adamdunkels <adamdunkels>
Date: Thu, 6 Nov 2008 08:16:10 +0000
Subject: [PATCH] Produce an error message if a TARGET= does not exist

---
 Makefile.include | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/Makefile.include b/Makefile.include
index 1b420a560..719f0c3da 100644
--- a/Makefile.include
+++ b/Makefile.include
@@ -94,7 +94,14 @@ endif
 
 ### Include target makefile (TODO Unsafe?)
 
-include $(CONTIKI)/platform/$(TARGET)/Makefile.$(TARGET)
+target_makefile := $(wildcard $(CONTIKI)/platform/$(TARGET)/Makefile.$(TARGET))
+
+# Check if the target makefile exists
+ifeq ($(strip $(target_makefile)),)
+  ${error The target platform "$(TARGET)" does not exist (maybe it was misspelled?)}
+else
+  include $(CONTIKI)/platform/$(TARGET)/Makefile.$(TARGET)
+endif
 
 ### Forward comma-separated list of arbitrary defines to the compiler