diaoyong.c

在Linux下实现文件的拷贝

#include <stdio.h>
#include <stdlib.h>
#define __KERNEL__

#include "/home/zhangjian/ostask/linux-2.6.18/include/asm-i386/unistd.h"
#include <errno.h>


_syscall2(int,mycopy,char *,string1,char *,string2)

int main(int argc,char *argv[])
{
	int i=0;
    if(argc!=3)  /*检查输入的参数的合理性*/
    {
       fprintf(stderr,"Failed to copy file!.\n\a");
       exit(1);
    }

  i= mycopy(argv[1],argv[2]);
   if(i!=0)
       printf("em,success to copy the file!\n");
   else
       printf("Failed to copy the file!\n");
   return 0;
}