feat: filling out system layer's interface

1 files changed, 2 insertions, 0 deletions

diff --git a/rules.mk b/rules.mk
index ad69611..e03a1c4 100644
--- a/rules.mk
+++ b/rules.mk
@@ -54,6 +54,8 @@ $(OBJ_DIR)/%: $(SRC_DIR)/%.c
 targets: $(SYS) $(LIBS) $(BINS) $(TEST)
 
 clean:
+	@echo removing system layer
+	@rm -f $(SYS_OBJS) $(OBJ_DIR)/sys/sys.a
 	@echo removing object files
 	@rm -f $(OBJS)
 	@echo removing dependency files