/bin/ls vs .dotted files

sad at bestmx.ru sad at bestmx.ru
Thu Sep 13 07:53:50 PDT 2012


even if you all considered assuming -A is good for the superuser,
where on Earth is the opposite option that cancels -A effect?!

> "Some historical implementations of the ls utility show all entries in
> a directory except dot and dot-dot when a superuser invokes ls without
> specifying the -a option. When "normal" users invoke ls without
> specifying -a, they should not see information about any files with
> names beginning with a period unless they were named as file
> operands."
>
> http://pubs.opengroup.org/onlinepubs/009695399/utilities/ls.html
>
> Cheers,
> Antonio Huete
>
> 2012/9/13 sad at bestmx.ru <sad at bestmx.ru>:
>> hi,
>>
>> it was just discovered that /bin/ls (without arguments)
>> if called by root-user
>> lists ".dotted" files
>> (while expected to hide ".dotted" files unless -A specified)
>>
>> even more surprising is
>> man ls
>> that clearly says: "-A is always set for superuser"
>> (which is absolutely peculiar!)
>>
>> WHY????????????????????????
>>
>>




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