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Tue Mar 10 22:30:25 CET 2009 · https://mail.python.org/pipermail/python-dev/2009-March/087033.html

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On Mar 10, 2009, at 4:46 PM, Neil Hodgson wrote:

>   The technique advocated by Theodore Ts'o (save to temporary then
> rename) discards metadata. What would be useful is a simple, generic
> way in Python to copy all the appropriate metadata (ownership, ACLs,
> ...) to another file so the temporary-and-rename technique could be
> used.
>
>   On Windows, there is a hack in the file system that tries to track
> the use of temporary-and-rename and reapply ACLs and on OS X there is
> a function FSPathReplaceObject but I don't know how to do this
> correctly on Linux.

Of course, a careful *nix application can ensure that the file owners  
and mod bits are set the way it needs them to be set.  A convenience  
function might be useful though.

Barry

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