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Re: Redisplay hook

From: Clément Pit--Claudel
Subject: Re: Redisplay hook
Date: Mon, 4 Jul 2016 00:31:15 -0400
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.8.0

On 2016-07-03 22:41, Eli Zaretskii wrote:
> Blocking input is not enough (and is just a workaround for problems 
> you had, anyway).

Ok; thanks for clarifying!

> But before we discuss this seriously, I have a feeling that such a
> hook was already discussed in the past, and we found it unnecessary
> and/or dangerous.  Stefan, do you remember something like that?

Thanks.  My search-engine-fu was insufficient to dig up that discussion.  It 
could be around the time of the commit below, but none of Stefan's posts at the 
time mention that

    commit 379ec02c03febd0955b2c235c9e596db82fef8a0
    Author: Stefan Monnier <address@hidden>
    Date:   Tue Mar 25 17:32:20 2008 +0000

        (redisplay-end-trigger-functions, window-redisplay-end-trigger)
        (set-window-redisplay-end-trigger, process-filter-multibyte-p)
        (set-process-filter-multibyte): Mark as obsolete.

Further digging points to:

- https://lists.gnu.org/archive/html/emacs-devel/2009-02/msg00785.html, in 
which Stefan mentioned a post-redisplay-hook in passing

- https://lists.gnu.org/archive/html/emacs-devel/2010-01/msg01313.html, which 
Alan started, and in which you mentioned 
(https://lists.gnu.org/archive/html/emacs-devel/2010-01/msg01428.html) such a 

- https://lists.gnu.org/archive/html/bug-gnu-emacs/2011-12/msg00785.html, where 
Stefan asked for a pre-redisplay-hook, and Richard expressed concerns about 
debugging display-related hooks.

- https://lists.gnu.org/archive/html/bug-gnu-emacs/2016-01/msg01011.html, where 
you mentioned maybe needing a post-redisplay-hook.

That's all I could find :)

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