makefile_03

学习嵌入式开发必备的基本命令及步骤

CC=gcc
#CC=/up-techpxa270/arm-linux-tools/gcc-3.4.6-glibc-2.3.6/arm-linux/bin/arm-linux-gcc
CFLAGS= -Wall -O -g
EXEC=myprog
COMPILE=$(CC) $(CFLAGS) -c

SOURCES := $(wildcard *.c *.cc)
OBJS := $(patsubst %.c,%.o,$(patsubst %.cc,%.o,$(SOURCES)))
DEPS := $(patsubst %.c,%.d,$(patsubst %.cc,%.o,$(SOURCES)))


all: $(EXEC)

$(EXEC):$(DEPS) $(OBJS)	
	$(CC) -o $(EXEC) $(OBJS)
	
%.d : %.c
	$(CC) -M $< > $@
	$(CC) -M $<  | sed s/\\.o/.d/ >> $@
	
%.o: %.c
	$(COMPILE) -o $@ $<
	
clean:
	rm -f $(OBJS) $(DEPS) $(EXEC)   

-include $(DEPS)