> compile NEMU

ysyx_22040000 李心杨
Linux calcite 6.1.69 #1-NixOS SMP PREEMPT_DYNAMIC Wed Dec 20 16:00:29 UTC 2023 x86_64 GNU/Linux
 17:43:42  up  17:59,  2 users,  load average: 0.30, 0.40, 0.43

nemu/scripts/build.mk

@@ -42,13 +42,11 @@ $(OBJ_DIR)/%.o: %.cc
 
 $(OBJ_DIR)/%.tag.c: %.y
 	@echo + YACC $<
-	@echo $@ $<
 	@mkdir -p $(dir $@)
 	@$(YACC) $(YFLAGS) --header=$(<:.y=.h) -o $@ $<
 
 $(OBJ_DIR)/%.yy.c: %.l $(OBJ_DIR)/%.tag.c
 	@echo + LEX $<
-	@echo $@ $<
 	@mkdir -p $(dir $@)
 	@$(LEX) $(LFLAGS) -o $@ $<