Linux文件標(biāo)示
平時(shí)在使用ls -l時(shí)可以看到
[root@myserv /]# ls -l total 28 drwxr-xr-x 3 root root 21 Sep 17 11:29 app lrwxrwxrwx. 1 root root 7 Sep 10 16:25 bin -> usr/bin dr-xr-xr-x. 4 root root 4096 Sep 10 16:29 boot drwxr-xr-x 20 root root 3180 Sep 25 15:06 dev drwxr-xr-x. 76 root root 8192 Sep 25 11:07 etc drwxr-xr-x. 2 root root 70 Sep 17 14:57 home lrwxrwxrwx. 1 root root 7 Sep 10 16:25 lib -> usr/lib lrwxrwxrwx. 1 root root 9 Sep 10 16:25 lib64 -> usr/lib64 drwxr-xr-x. 2 root root 6 Jun 10 2014 media drwxr-xr-x. 2 root root 6 Jun 10 2014 mnt drwxr-xr-x. 2 root root 6 Jun 10 2014 opt dr-xr-xr-x 361 root root 0 Sep 25 11:07 proc dr-xr-x---. 2 root root 4096 Sep 10 16:30 root drwxr-xr-x 22 root root 660 Sep 25 15:06 run lrwxrwxrwx. 1 root root 8 Sep 10 16:25 sbin -> usr/sbin drwxr-xr-x. 2 root root 6 Jun 10 2014 srv dr-xr-xr-x 13 root root 0 Sep 25 11:07 sys drwxrwxrwt. 7 root root 88 Sep 25 18:55 tmp drwxr-xr-x. 13 root root 4096 Sep 10 16:25 usr drwxr-xr-x. 20 root root 4096 Sep 25 11:07 var
類似這些drwxr-xr-x
其中第一位代表文件標(biāo)示,后續(xù)的3個(gè)3個(gè)3個(gè)一組的是代表文件權(quán)限
4(讀)、2(寫)、1(執(zhí)行)
目前本人了解到的文件標(biāo)示有bcd-lsp:
b 塊設(shè)備 c 字符設(shè)備 d 目錄 - 普通 l 鏈接 s 套接字 p 管道
常用的是d -
本文到此結(jié)束,謝謝~



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