bug#865: 23.0.60; The directory is unsafe today

[Lennart Borgman (gmail)]

Jason Rumney wrote:
> Eli Zaretskii wrote:
> 
>> Sorry, I confused myself and thought about a different parameter.
>>
>> Yes, the last argument of LookupAccountSid does tell what type of
>> account is that.  But I'm not sure that what you suggest is a good
>> strategy: the fact that the current user is a member of Administrators
>> does not yet mean we can report that user as the file's owner.
>>
>> How about testing the user's primary group in addition to UID?  That
>> is,
>>   (or (eql (nth 2 attrs) (user-uid))
>>       (and (eq system-type 'windows-nt) (eql (nth 2 attrs) (user-gid)))
>>   
> 
> I am trying to find a solution that will work without Lisp coders
> needing to be aware of the strange situation on Windows that files can
> be owned by a group.


Then, since it at this times seems like we want to forget about ACL
lists, then perhaps implementing a function for changing owner+group,
like chown, would be best?