linux编程---makefile---make 传递参数

#include<stdio.h>

int main()

{

int i = 9;

#ifdef DEBUG

i=1;

#else

i=0;

#endif

printf("i=%d\n",i);

return 0;

}

makefile

CFLAGS=${TEST}

CFLAGS+=-g -Wall

object=test_makefile

all:${object}

test_makefile:test_makefile.c

gcc ${CFLAGS} test_makefile.c -o test_makefile

编译

[vito@localhost interview]$ make TEST=-DDEBUG