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Mail Archives: cygwin/2008/11/11/11:44:31

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Date: Tue, 11 Nov 2008 11:39:57 -0500
From: "Larry Hall (Cygwin)" <reply-to-list-only-lh AT cygwin DOT com>
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To: cygwin AT cygwin DOT com
Subject: Re: Cygwin Everyone group permissions and Vista "shared files" (*not* shared folders)
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Barry Kelly wrote:
> Corinna Vinschen wrote:
> 
>> No, it's not feasible.  If you leave out the Everyone ACE, the
>> permissions are not POSIX-like anymore.  Leaving out means that others
>> have no permissions at all.  Not even to see the permissions.  That's
>> not correct from a POSIX POV.
> 
>> Even if others don't have rwx
>> permissions, they need at least FILE_READ_ATTRIBUTES and READ_DAC
>> permissions.  This requires to have an Everyone ACE.
> 
> Why can't we have a security toggle that leaves out the Everyone ACE,
> and the POSIX subsystem interprets failure to read the DACL as no
> permissions?
> 
> Cygwin still needs to handle with files created by other users and
> programs that it doesn't have permission to view the permissions of, so
> the second half of this requirement is already present.
> 
> I, for one, use Cygwin not primarily as a POSIX emulation layer, but as
> my main Windows user interface. IMHO in this situation, being posixly
> correct is a handicap that Cygwin could do without, at the user's
> choice.

So what about the "nontsec" option doesn't address your need then?
<http://cygwin.com/cygwin-ug-net/using-cygwinenv.html>

-- 
Larry Hall                              http://www.rfk.com
RFK Partners, Inc.                      (508) 893-9779 - RFK Office
216 Dalton Rd.                          (508) 893-9889 - FAX
Holliston, MA 01746

_____________________________________________________________________

A: Yes.
 > Q: Are you sure?
 >> A: Because it reverses the logical flow of conversation.
 >>> Q: Why is top posting annoying in email?

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