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From: Michael Albinus <michael.albinus@gmx.de>
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Subject: Re: auth-source.el and eieio
Date: Mon, 14 Feb 2011 10:49:30 +0100
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To: Katsumi Yamaoka <yamaoka@jpl.org>
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Katsumi Yamaoka <yamaoka@jpl.org> writes:

>> 2011-02-06  Michael Albinus  <michael.albinus@gmx.de>
>
>> * auth-source.el (top): Require 'eieio unconditionally.  Autoload
>> `secrets-get-attributes' instead of `secrets-get-attribute'.
>
> Gnus still supports Emacs 23.1 and earlier, however the eieio
> module is not available there.  secrets.el is not, either.
> How do we manage the new auth-source.el?

For secrets.el, one could test availability of the package, and ignore
:secrets entries when it is not present.

For eieio.el it will be harder, because the new auth-source.el needs
defclass. Likely, we must provide eieio via the contrib directory.

Best regrads, Michael.