简单的问题。在一些'chmod'诡计之后,我已经将/ dev中所有伪ttys的权限设置为+ rw,这有点开放。既然我已经解决了我遇到的问题,我想将我的权限恢复为正确的值。
因此,正确的权限是什么。执行:sudo ls -la / dev / tty *应该提供我追求的结果。
答案 0 :(得分:2)
$ uname -a
Darwin rhea 9.8.0 Darwin Kernel Version 9.8.0: Wed Jul 15 16:55:01 PDT 2009; root:xnu-1228.15.4~1/RELEASE_I386 i386
$ sudo ls -la /dev/tty* | head -n 30
crw-rw-rw- 1 root wheel 2, 0 Aug 24 12:25 /dev/tty
crw-rw-rw- 1 root wheel 10, 2 Aug 18 20:00 /dev/tty.Bluetooth-Modem
crw-rw-rw- 1 root wheel 10, 0 Aug 18 20:00 /dev/tty.Bluetooth-PDA-Sync
crw-rw-rw- 1 root wheel 4, 0 Aug 18 20:00 /dev/ttyp0
crw-rw-rw- 1 root wheel 4, 1 Aug 18 20:00 /dev/ttyp1
crw-rw-rw- 1 root wheel 4, 2 Aug 18 20:00 /dev/ttyp2
crw-rw-rw- 1 root wheel 4, 3 Aug 18 20:00 /dev/ttyp3
crw-rw-rw- 1 root wheel 4, 4 Aug 18 20:00 /dev/ttyp4
crw-rw-rw- 1 root wheel 4, 5 Aug 18 20:00 /dev/ttyp5
crw-rw-rw- 1 root wheel 4, 6 Aug 18 20:00 /dev/ttyp6
crw-rw-rw- 1 root wheel 4, 7 Aug 18 20:00 /dev/ttyp7
crw-rw-rw- 1 root wheel 4, 8 Aug 18 20:00 /dev/ttyp8
crw-rw-rw- 1 root wheel 4, 9 Aug 18 20:00 /dev/ttyp9
crw-rw-rw- 1 root wheel 4, 10 Aug 18 20:00 /dev/ttypa
crw-rw-rw- 1 root wheel 4, 11 Aug 18 20:00 /dev/ttypb
crw-rw-rw- 1 root wheel 4, 12 Aug 18 20:00 /dev/ttypc
crw-rw-rw- 1 root wheel 4, 13 Aug 18 20:00 /dev/ttypd
crw-rw-rw- 1 root wheel 4, 14 Aug 18 20:00 /dev/ttype
crw-rw-rw- 1 root wheel 4, 15 Aug 18 20:00 /dev/ttypf
crw-rw-rw- 1 root wheel 4, 16 Aug 18 20:00 /dev/ttyq0
crw-rw-rw- 1 root wheel 4, 17 Aug 18 20:00 /dev/ttyq1
crw-rw-rw- 1 root wheel 4, 18 Aug 18 20:00 /dev/ttyq2
crw-rw-rw- 1 root wheel 4, 19 Aug 18 20:00 /dev/ttyq3
crw-rw-rw- 1 root wheel 4, 20 Aug 18 20:00 /dev/ttyq4
crw-rw-rw- 1 root wheel 4, 21 Aug 18 20:00 /dev/ttyq5
crw-rw-rw- 1 root wheel 4, 22 Aug 18 20:00 /dev/ttyq6
crw-rw-rw- 1 root wheel 4, 23 Aug 18 20:00 /dev/ttyq7
crw-rw-rw- 1 root wheel 4, 24 Aug 18 20:00 /dev/ttyq8
crw-rw-rw- 1 root wheel 4, 25 Aug 18 20:00 /dev/ttyq9
crw-rw-rw- 1 root wheel 4, 26 Aug 18 20:00 /dev/ttyqa