fix: Optimize Makefile && change file name

Makefile

@@ -0,0 +1,38 @@
+
+CC = gcc
+
+DEL = rm -rf
+
+CFLGAS += -std=c99
+CFLAGS += -D TEST
+CFLAGS += -g
+
+OBJ_PATH = .
+BIN_PATH = .
+SRC_PATH = .
+
+IDIR = .
+INC += -I$(IDIR)
+
+TARGET = $(BIN_PATH)/test 
+
+C_SRCS += examples/test_linux.c
+C_SRCS += multi_timer.c
+OBJ := $(patsubst %.c,%.o,$(filter %.c,$(addprefix $(SRC_PATH)/,$(C_SRCS))))
+TARGET_OBJ := $(addprefix $(OBJ_PATH)/,$(OBJ))
+
+$(warning "TARGET_OBJ=$(TARGET_OBJ)")
+
+.PHONY : clean all
+
+all: $(TARGET)
+
+$(TARGET) : $(TARGET_OBJ)
+	$(CC) $(INC) $(CFLAGS)  $^  -o $@
+
+$(TARGET_OBJ): %.o : %.c
+	$(CC) $(INC) $(CFLAGS) -c $< -o $@
+
+clean:
+	-$(DEL) $(OBJ_PATH)/$(OBJ)
+	-$(DEL) $(TARGET)

makefile

@@ -1,31 +0,0 @@
-
-CC = gcc
-
-CFLGAS += -std=c99
-CFLAGS += -D TEST
-CFLAGS += -g
-
-OBJ_PATH = .
-BIN_PATH = .
-SRC_PATH = .
-
-IDIR = .
-INC += -I$(IDIR)
-
-TARGET = $(BIN_PATH)/test 
-
-C_SRCS += ./examples/test_linux.c
-C_SRCS += ./multi_timer.c
-OBJ := $(patsubst %.c,%.o,$(filter %.c,$(C_SRCS)))
-
-
-$(TARGET) : $(OBJ_PATH)/$(OBJ)
-	$(CC) $(INC) $(CFLAGS)  $(OBJ)  -o $(TARGET)
-
-$(OBJ): %.o : %.c
-	$(CC) $(INC) $(CFLAGS) -c $< -o $@
-
-.PHONY : clean
-clean:
-	@-rm *.exe
-	@-rm *.o