/* 范例：9-27 */
#include <stdio.h>
#include <stdlib.h>
void main(int argc,int *argv[])
{
FILE *fp1,*fp2;
int ch,ret;
if(argc!=3)
{
printf("Syntax Error!\n\tp9-27 source target");
exit(1);
}
fp1=fopen(argv[1],"rb");
fp2=fopen(argv[2],"wb");
while(!feof(fp1))
{
ch = getc(fp1);
if(ch!=EOF)
putc(ch,fp2);
}
fclose(fp1);
fclose(fp2);
}
程序执行结果：(假设要把oo.txt复制成xx.txt)
D:\TC>p9-27 oo.txt xx.txt