cc

cc"/>

cc

在一个文件夹下一共四个文件

function.h

#ifndef __FUNCTION_H__
#define __FUNCTION_H__


void func();
#endif

function.c

#include<stdio.h>
#include "function.h"


void func()
{
    printf("this is function.c");
}

test.c

#include <stdio.h> 
#include "function.h"
void main() { 
   func();
   printf("Hello world!\n");


}

Makefile

default: function.o test.o
cc -o test function.o test.o
#tab 开头
function.o: function.c function.h
cc -c function.c
test.o: test.c function.h
cc -c test.c

执行make操作

root@ubuntu:/var/test# make
cc -c function.c
cc -c test.c
cc -o test function.o test.o

root@ubuntu:/var/test# ll
total 40
drwxr-xr-x  2 root root 4096 Apr  7 17:33 ./
drwxr-xr-x 15 root root 4096 Mar 24 17:44 ../
-rw-r--r--  1 root root   91 Mar 24 17:44 function.c
-rw-r--r--  1 root root   67 Mar 24 17:44 function.h
-rw-r--r--  1 root root 1024 Apr  7 17:33 function.o
-rw-r--r--  1 root root  161 Mar 24 17:52 Makefile
-rwxr-xr-x  1 root root 7377 Apr  7 17:33 test*
-rw-r--r--  1 root root  100 Mar 24 17:44 test.c
-rw-r--r--  1 root root 1052 Apr  7 17:33 test.o

root@ubuntu:/var/test# ./test
this is function.cHello world!