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Date: Mon, 12 Aug 2013 12:09:01 +0200
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: : 64-bit cygwin - cannot remove group permissions from file on ntfs
Message-ID: <20130812100901.GB2691@calimero.vinschen.de>
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On Aug 11 16:28, Luke Ordelmans wrote:
> Running cygwin 64-bit on Windows 8 doesn't allow me to remove group permi=
ssions from a file. On 32-bit cygwin doing the same thing works fine.
> =C2=A0
> Luke AT Sorcerer ~/test $ uname -a
> CYGWIN_NT-6.2 Sorcerer 1.7.23(0.268/5/3) 2013-08-09 10:05 x86_64 Cygwin
> Luke AT Sorcerer ~/test $ touch test
> Luke AT Sorcerer ~/test $ chmod -c 600 test=20
> mode of `test' changed from 0660 (rw-rw----) to 0600 (rw-------)
> Luke AT Sorcerer ~/test $ ls -la total 4.0K
> drwxrwx---+ 1 Luke None 0 Aug 11 15:40 ./
> drwxrwxr-x+ 1 Luke None 0 Aug 11 15:40 ../
> -rw-rw----=C2=A0 1 Luke None 0 Aug 11 15:40 test
> Luke AT Sorcerer ~/test $ umask
> 0077

Works fine for me.  The only reason I can see is that the permissions
and inheritance rules on the parent directory are so that the None
group always has rw access, despite what you set for the file.

What does `cacls .' and `cacls test' print?


Corinna

--=20
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat

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