Bulk filter undef vars to support makefile target lint-make
makefiles/include.mk
makefiles/lint/make/include.mk
makefiles/lint/make/makefile.mk
-------------------------------
o Move lint-make target logic into makefiles/lint/make/
makefiles/lint/make/warn-undef-vars.mk
--------------------------------------
o Volume undef warnings plague makefile linting.
o Makefile logic cleanup needed but in the interim valid-but-undef
vars are defined as "var := $(null)". This helps shorten the
error log so lint-make can be used as a default lint target.
Change-Id: I48a0c6b2c71cf1dd5a6554cc5823502ed88482d0
diff --git a/makefiles/include.mk b/makefiles/include.mk
index 1dba95f..48de1e9 100644
--- a/makefiles/include.mk
+++ b/makefiles/include.mk
@@ -45,6 +45,8 @@
##--------------------##
##---] INCLUDES [---##
##--------------------##
+include $(ONF_MAKEDIR)/lint/make/warn-undef-vars.mk # target lint-make helper
+
include $(ONF_MAKEDIR)/consts.mk
include $(ONF_MAKEDIR)/help/include.mk # render target help
include $(ONF_MAKEDIR)/utils/include.mk # dependency-less helper macros