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Re: Undocumented change in binding of buffer-local variables?

From: Kim F. Storm
Subject: Re: Undocumented change in binding of buffer-local variables?
Date: 12 Jul 2002 16:58:09 +0200
User-agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3.50

Luc Teirlinck <address@hidden> writes:

> There used to be (in Emacs20.7 and earlier) a problem with binding a
> buffer-local variable with let and then exiting the let form with a
> different current buffer.
> >From experimentation, it would seem that this problem is now totally
> solved.  Is this correct?  If so, would it not be worth mentioning
> this in the GNU Emacs NEWS?  (Maybe I overlooked something, but
> conducting a search for "let" failed to find anything related.)
> I found a bug in ielm which I can easily fix and for which I will send
> a report and patch soon.  However, the best solution depends on
> whether or not it is now safe to exit a let-form, binding buffer-local
> variables, with a changed current buffer.

Please read the updated information in the elisp manual
section "Introduction to Buffer-Local Variables".

The Warning and the example related to buffer-local variables
have been updated.

Kim F. Storm <address@hidden> http://www.cua.dk

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