Based on patch by Philip Prindeville <philipp@redfish-solutions.com>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@23389
3c298f89-4303-0410-b956-
a3cf2f4a3e73
FORCE: ;
.PHONY: FORCE
+val.%:
+ @$(if $(filter undefined,$(origin $*)),\
+ echo "$* undefined" >&2, \
+ echo '$(subst ','"'"',$($*))' \
+ )
+
+var.%:
+ @$(if $(filter undefined,$(origin $*)),\
+ echo "$* undefined" >&2, \
+ echo "$*='"'$(subst ','"'\"'\"'"',$($*))'"'" \
+ )
+
endif #__rules_inc