代码如下:/* 模拟ls命令，实现参数-tariRl.有些代码重复出现，可改进 可以在该程序的基础上增加参数，该程序思路清晰，容易扩展 */#include<stdio>#include<string>#include<stdlib>#include<sys>#include<unistd>#include<sys>#include<dirent>#include<sys>#include<pwd>#include<grp>#define LL (1<<0) /*带l参数标志*/#define IL (1<<1) /
