下面是我在一个项目中使用的Makefile.

脚本会自动搜索当前目录下所有子目录，并依据目录下的.c 和 .cxx生成对应的.o，最后生成应用application，

代码中删除了项目相关配置,如CFLAGS,LDFLAGS,CXXFLAGS中的gcc配置

欢迎转载，烦请添加链接，谢谢！

1 SHELL=/bin/sh 2  3 CC = $(CROSS_COMPILE)gcc 4 CXX = $(CROSS_COMPILE)g++ 5 LD = $(CROSS_COMPILE)ld 6  7 CFLAGS += 8  9 LDFLAGS +=-L.10 11 MAKE_DIR=$(PWD)12 13 CFLAGS += $(INCLS)14 CXXFLAGS += $(INCLS)15 #find all the sub-directory16 VPATH=$(foreach dir,$(shell find . -type d),$(shell echo $(dir):))17 #include all the sub-directory18 INCLS=$(foreach dir,$(subst :, ,$(VPATH)),$(shell echo -I$(dir)))19 #find all .c and produce .o20 C_SRC_PATH = $(foreach dir,$(subst :, ,$(VPATH)),$(wildcard $(dir)/*.c))21 COBJS = $(subst .c,.o,$(C_SRC_PATH))22 #find all .cxx and produce .o23 CPP_SRC_PATH = $(foreach dir,$(subst :, ,$(VPATH)),$(wildcard $(dir)/*.cxx))24 CPPOBJS = $(subst .cxx,.o,$(CPP_SRC_PATH))25 26 execobjs = $(COBJS) $(CPPOBJS)27 #the scripts for compile28 .PHONY: all29 30 all: $(execobjs)31     $(CXX) -o application $(execobjs) $(LDFLAGS)32 33 $(COBJS):%.o:%.c34     $(CC) -c $< -o $@ $(CFLAGS)35 36 $(CPPOBJS):%.o:%.cc37     $(CC) -c $< -o $@ $(CXXFLAGS)38 #the scripts for clean39 .PHONY: clean40 41 clean:42     rm application $(execobjs)