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Re: Definition reasoning of revert-buffer-function, should it be defvar-


From: Andreas Schwab
Subject: Re: Definition reasoning of revert-buffer-function, should it be defvar-local?
Date: Tue, 10 Aug 2021 16:34:26 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux)

On Aug 10 2021, Daniel Nagy wrote:

> I want to understand the reasoning behind the definition and the intention of
> the variable `revert-buffer-function`.
>
> In `files.el` I see the following definition:
>
>>    (put 'revert-buffer-function 'permanent-local t)
>>    (defvar revert-buffer-function #'revert-buffer--default)
>
> The first line suggests to me, that the intention of the variable is that it 
> is
> supposed to be buffer-local, but `defvar-local` was not used.

When these lines were written, defvar-local didn't exist.

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
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