linux下cp命令C代码实现

#include#ifndeflint__COPYRIGHT("@(#)Copyright(c)1988,1993,1994\TheRegentsoftheUniversityofCalifornia.Allrightsreserved.");#endif/*notlint*/#ifndeflint#if0staticcharsccsid[]="@(#)cp.c8.5(Berkeley)4/29/95";#else__RCSID("$NetBSD:cp.c,v1.582012/01/0