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Date: Mon, 16 Nov 2009 14:54:26 +0100
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: 'ls' not finding owner/group of some files created by other     user
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On Nov 16 04:41, aputerguy wrote:
> 
> Corinna Vinschen writes:
> > It means it doesn't know the SIDs.  They don't show up in /etc/passwd
> > and /etc/group.
> 
> BUT THEY DO! And they must since why else would doing a trivial 'chmod'
> (that doesn't change anything) all of a sudden make them show up.
> 
> $ subinacl /noverbose /nostatistic /file
> C:\\cygwin\\usr\\local\\bin\\testfolder
> /findsid=S-1-5-21-1234567890-1234567890-1234567890-1005
> 
> +File C:\cygwin\usr\local\bin\testfolder
> /control=0x0
> /owner             =mymachine\userA
> /pace =mymachine\userA  Type=0x0 Flags=0x0 AccessMask=0x1f01ff
> 
> $ grep S-1-5-21-1234567890-1234567890-1234567890-1005 /etc/passwd
> userA:unused:1005:513:U-mymachine\userA,S-1-5-21-1234567890-1234567890-1234567890-1005:/home/userA:/bin/bash
> 
> Note this error doesn't happen if I create a folder (using Windows tools) in
> C:  but it does happen in all the other public places I tried, including:
> /c/Program Files
> /c/cygwin/usr
> /c/cygwin/usr/local
> /c/cygwin/usr/local/bin

In that case, the problem probably occurs because userB has no
permissions to read the file permissions.  Cygwin's chmod creates a
POSIX compatible ACL, which adds READ_CONTROL permissions for everyone.


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat

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