create Makefile and hw1/main.c

Makefile

@@ -0,0 +1,61 @@
+BUILD_DIR := ./build
+CC := gcc
+CFLAGS := -Wall -g -std=c90
+LDFLAGS := -lm
+
+LIB_DIR := ./lib/nr/ansi
+LIB_INCLUDE := $(LIB_DIR)/other
+LIB_SRCS := $(LIB_DIR)/recipes/machar.c
+LIB_OBJS := $(patsubst %.c,$(BUILD_DIR)/lib/%.o,$(notdir $(LIB_SRCS)))
+
+HW_DIR := ./hws
+
+ifeq ($(strip $(hw)),)
+	
+else
+	TARGET_NAME := hw$(hw)
+	SRC_DIR := $(HW_DIR)/hw$(hw)
+endif
+
+ifeq ($(strip $(TARGET_NAME)),)
+all:
+	@echo "에러: 'target'을 지정해주세요."
+else
+    TARGET_EXEC := $(BUILD_DIR)/$(TARGET_NAME).out
+    TARGET_SRCS := $(wildcard $(SRC_DIR)/*.c)
+    TARGET_OBJS := $(patsubst %.c,$(BUILD_DIR)/hw$(hw)/%.o,$(notdir $(TARGET_SRCS)))
+	OBJS := $(TARGET_OBJS) $(LIB_OBJS)
+	SRCS := $(TARGET_SRCS) $(LIB_SRCS)
+all: run
+endif
+
+init:
+	@mkdir -p $(BUILD_DIR)
+	@mkdir -p $(BUILD_DIR)/lib
+	@mkdir -p $(BUILD_DIR)/$(TARGET_NAME)
+
+clean:
+	@echo "빌드 결과물을 삭제합니다..."
+	@rm -rf $(BUILD_DIR)
+
+build: init $(TARGET_EXEC)
+	@echo "빌드 완료"
+
+$(TARGET_EXEC): $(OBJS)
+	@echo "링킹 중: $@"
+	$(CC) $(CFLAGS) $(LDFLAGS) $^ -o $@ 
+
+$(OBJS): %.o:
+	@echo "컴파일 중: $@"
+	$(eval TARGET_C_BASENAME := $(patsubst %.o,%.c,$(notdir $@)))
+	$(eval FOUND_SRC := $(foreach src,$(SRCS),$(if $(filter $(TARGET_C_BASENAME),$(notdir $(src))),$(src))))
+	$(CC) $(CFLAGS) $(LDFLAGS) -I $(LIB_INCLUDE) -c $(FOUND_SRC) -o $@
+
+run: clean build
+	@echo "실행 시작"
+	@echo "============"
+	@$(TARGET_EXEC)
+
+dist:
+	mkdir -p out
+	zip -j -9 out/$(TARGET_NAME).zip $(TARGET_SRCS)