Add hack to the XPLAINBridge project to allow it to compile even if an...

Add hack to the XPLAINBridge project to allow it to compile even if an identical OBJDIR directory exists in the dependant AVRISP-MKII clone project folder.

Projects/XPLAINBridge/makefile

@@ -29,6 +29,14 @@ LD_FLAGS     =
 # Default target
 all:
 
+# Since this project borrows files from the AVRISP-MKII project which may also have an
+# identical OBJDIR directory, we need to enforce the use of this project's object file
+# directory as the one where the build object files are to be stored by pre-pending the
+# absolute path of the current project to the OBJDIR variable.
+ifneq ($(OBJDIR),)
+  override OBJDIR:=$(shell pwd)/$(OBJDIR)
+endif
+
 # Include LUFA build script makefiles
 include $(LUFA_PATH)/Build/lufa_core.mk
 include $(LUFA_PATH)/Build/lufa_sources.mk