GNU bug report logs - #29207
info chmod

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Message #11 received at 29207 <at> debbugs.gnu.org (full text, mbox):

From: kalle <kalle <at> projektwerkstatt.de>
To: Bernhard Voelker <mail <at> bernhard-voelker.de>, 29207 <at> debbugs.gnu.org
Subject: Re: bug#29207: info chmod
Date: Mon, 20 Nov 2017 09:42:37 +0100

On 09.11.2017 11:53, Bernhard Voelker wrote:
> On 11/08/2017 11:54 AM, kalle wrote:
>> info chmod doesn't say, which users can apply it successfully. The same
>> for info chown.
> Well, it does - indirectly:
>
>    https://www.gnu.org/software/coreutils/manual/html_node/chmod-invocation.html#chmod-invocation
>    [...] This behavior depends on the policy and functionality of the
>    underlying chmod system call. When in doubt, check the underlying
>    system behavior.
well, i understand this at a reference to chmod (2). But it is not 
explicit.
I think this should be changed then.
> Unfortunately, the above is mentioned in the context of set-
> user-ID and set-group-ID, although it generally applies.
>
> For GNU/Linux systems, this usually means that only root and the owner
> of the file can chmod(2).
>
>> Are the related man-pages also maintained by GNU coreutils? They also
>> have the same deficiencies...
> Also here, this is documented ... but also in the 'SETUID AND SETGID BITS'
> context.
>
> Have a nice day,
> Berny
greetings,kalle

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