michael@0: $(shell \
michael@0: echo "target" > target.in; \
michael@0: )
michael@0: 
michael@0: all: target
michael@0: 	test "$$(cat $^)" = "target"
michael@0: 	@echo TEST-PASS
michael@0: 
michael@0: %: %.in
michael@0: 	cp $< $@