关于Linux操作系统makefile实例详细解析

TARGET=helloworld

CC=gcc

CFLAGS=-Wall -O -g

SRC=$(wildcard *.c)

OBJS=$(patsubst %.c,%.o,$(wildcard *.c))



$(TARGET):$(OBJS)

$(CC) $(CFLAGS) $(OBJS) -o $@

# $(RM) *.o



%.o: %.c

$(CC) $(CFLAGS) -c contentlt; -o $@



clean:

rm -rf *.o helloworld

VPATH=

OBJECTS=mmain.o ./pchild/pchild.o

TARGET=mm

CC=cc

all:$(TARGET)

$(TARGET):$(OBJECTS)

$(CC) $(OBJECTS) -o $@

rm -f $(OBJECTS)

mmain.o:mmain.c

$(CC) -c contentlt; -o $@

pchild.o:pchild.c pchild.h

$(CC) -c $^ -o $@

VPATH=

OBJECTS=mmain.o ./pchild/pchild.o

YESNO=NO

ifeq ($(YESNO),YES)

TARGET=mm

else

TARGET=nn

endif

CC=cc

all:$(TARGET)

$(TARGET):$(OBJECTS)

$(CC) $(OBJECTS) -o $@

rm -f $(OBJECTS)