GNU bug report logs - #10257
23.3.1 Cygwin: network drives - file is write protected (false positive)

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Package: emacs;

Reported by: Jari Aalto <jari.aalto <at> cante.net>

Date: Fri, 9 Dec 2011 18:25:02 UTC

Severity: normal

Found in version 23.3+1-4

Fixed in version 24.0.93

Done: Ken Brown <kbrown <at> cornell.edu>

Bug is archived. No further changes may be made.

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From: Eli Zaretskii <eliz <at> gnu.org>
To: jari <jari.aalto <at> cante.net>
Cc: 10257 <at> debbugs.gnu.org, kbrown <at> cornell.edu
Subject: bug#10257: 23.3.1 Cygwin: network drives - file is write protected (false positive)
Date: Tue, 13 Dec 2011 20:36:13 +0200

> Date: Tue, 13 Dec 2011 20:05:47 +0200
> From: jari <jari.aalto <at> cante.net>
> Cc: kbrown <at> cornell.edu, 10257 <at> debbugs.gnu.org
> 
> User already has a write access to the device.
> 
> Emacs just doesn't know / guesses wrong / environment is complex /

If Cygwin's implementation of the Posix APIs were compliant, it would
know/guess correctly.

> possibly uses wrong methodology (see Ken's notes about using uid, gid
> for write access check).

Let's see where the discussion of Ken's questions leads us.  Only then
we will be able to conclude whether the current methodology is wrong
or not.
This bug report was last modified 13 years and 237 days ago.

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