#include?
#include?
#include?
#include?
#include?
#include?
#include?

static?void?usage（char?*prog_name）
{
????printf（“LIST?1.0?by?Jiang?jiangyanjun0718@163.com?“__DATE__“?“__TIME__“\n“
????????“Usage:?%s?[OPTION]...?[FILE]...\n“
????????“List?information?about?the?FILEs?（the?current?directory?by?default）\n\n“
????????“??-??--help??????????Display?this?help?and?exit\n“
????????“??-a?--all???????????Do?not?hide?entries?starting?with?.\n“
????????“??-r?--recursive?????List?subdirectories?recursively\n“
????????“??-l?--low=???Minimum?of?file?size\n“
????????“??-h?--high=??Maximum?of?file?size\n“
????????“??-m?--mdays=??Limit?file?last?modified?time\n\n“?prog_name）;
}

static?struct?option?longopts[]?=?{
????{?“help“??????no_argument?????????NULL?‘?‘?}
????{?“all“???????no_argument?????????NULL?‘a(chǎn)‘?}
????{?“recursive“?no_argument?????????NULL?‘r‘?}
????{?“l(fā)ow“???????required_argument???NULL?‘l‘?}
????{?“high“??????required_argument???NULL?‘h‘?}
????{?“mdays“?????required_argument???NULL?‘m‘?}
????{?0?}
};

static?unsigned?int?recur?=?0?all?=?0?low?=?0?high?=?0xffffffff?mtime?=?0;

static?void?list（char?*name?int?expand）
{
????char?path[1024];
????DIR?*dir;
????struct?dirent?*ent;
????struct?stat?st;

????strcpy（path?name[0]???name?:?“.“）;//鑻ヨ緭鍏ヤ負(fù)絀猴紝琛ㄧず褰撳墠鐩綍錛涜礋璐ｅ皢鍏惰祴緇檖ath
????if?（stat（path?&st）?==?-1）?{
????????fprintf（stderr?“%s:?%s\n“?name?strerror（errno））;
????????return;
????}

????if?（S_ISREG（st.st_mode））?{//鍒ゆ柇鏄惁鏄竴涓父瑙勬枃浠?
????????if?（st.st_size?>=?low?&&?st.st_size?<=?high?&&?st.st_mtime?>=?mtime）
????????????printf（“%10d??%s\n“?st.st_size?name）;
????????return;
????}

????if?（S_ISDIR（st.st_mode）?&&?expand）?{

????????if?（（dir?=?opendir（path））?==?NULL）?{
????????????fprintf（stderr?“%s:?%s\n“?name?strerror（errno））;
????????????return;
????????}

????????while?（（ent?=?readdir（dir））?!=?NULL）?{
????????????if?（strcmp（ent->d_name?“.“）?==?0?||?strcmp（ent->d_name?“..“）?==?0）//蹇界暐.鍜?.
????????????????continue;
????????????if?（!all?&&?ent->d_name[0]?==?‘.‘）//鑻ll?==?0?涓?鏂囦歡鐨勭涓€涓瓧絎︿負(fù)‘.‘
????????????????continue;
????????????sprintf（path?“%s%s%s“?name?name[0]???“/“?:?““?ent->d_name）;
????????????list（path?recur）;//閫氳繃recur鐨勫€兼潵鎵ц鏄惁閫掑綊
????????}

????????closedir（dir）;
????}
}

int?main（int?argc?char?**argv）
{
????int?k?opt;

????while?（（opt?=?getopt_long（argc?argv?“arl:h:m:?“?longopts?NULL））?!=?-1）
????????switch?（opt）?{
????????case?‘?‘:?usage（argv[0]）;?	exit（0）;
????????case?‘r‘:?recur?=?1;?		break;
????????case?‘a(chǎn)‘:?all?=?1;?		break;
????????case?‘l‘:?low?=?atoi（optarg）;?	break;
????????case?‘h‘:?high?=?atoi（optarg）;?	break;
????????case?‘m‘:?mtime?=?time（0）?-?atoi（optarg）?*?86400;?break;
????????}

????if?（optind?==?argc）
????????list（““?1）;
????else
????????for?（k?=?optind;?k?????????????lis

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2013-05-26?17:16??server\
?????文件????????3184??2013-05-17?00:30??server\a.cpp
?????文件??????????80??2013-05-17?00:30??server\a.h
?????文件????????1154??2013-05-24?12:10??server\main.cpp
?????文件?????????343??2013-05-23?19:01??server\server.pro
?????文件???????17679??2013-05-26?17:16??server\server.pro.user
?????文件???????27823??2013-05-20?20:49??server\server.pro.user.2.5pre1
?????目錄???????????0??2013-05-25?00:19??slave\
?????文件?????????918??2010-04-21?09:25??slave\globals.h
?????文件?????????177??2013-05-25?00:09??slave\main.cpp
?????文件????????7450??2013-05-04?22:21??slave\sensor.cpp
?????文件?????????927??2010-04-24?11:19??slave\sensor.h
?????文件???????10019??2013-05-25?00:19??slave\slave.cpp
?????文件????????1124??2010-04-24?09:54??slave\slave.h
?????文件?????????457??2013-05-25?00:14??slave\slave.pro
?????文件???????17674??2013-05-25?00:19??slave\slave.pro.user
?????文件?????????639??2013-05-25?00:09??slave\slave.ui
?????文件????????6904??2013-05-04?22:20??slave\slavethread.cpp
?????文件?????????485??2010-04-24?09:50??slave\slavethread.h