michael@0: all: test.prog
michael@0: 	test "$$(cat $<)" = "Program: Object: Source: test.source"
michael@0: 	@echo TEST-PASS
michael@0: 
michael@0: %.prog: %.object
michael@0: 	printf "Program: %s" "$$(cat $<)" > $@
michael@0: 
michael@0: %.object: %.source
michael@0: 	printf "Object: %s" "$$(cat $<)" > $@
michael@0: 
michael@0: %.source:
michael@0: 	printf "Source: %s" $@ > $@