PROGRAM_PREFIX := YOSYS ?= ../../../../$(PROGRAM_PREFIX)yosys DOTS = counter_00.dot counter_proc.dot counter_01.dot counter_02.dot counter_03.dot dots: $(DOTS) $(DOTS): counter.v counter_outputs.ys mycells.lib $(YOSYS) counter_outputs.ys .PHONY: clean clean: rm -f *.dot