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bug#34765: 26.1; with-temp-buffer should not run buffer-list-update-hook

From: Basil L. Contovounesios
Subject: bug#34765: 26.1; with-temp-buffer should not run buffer-list-update-hook
Date: Mon, 30 Nov 2020 20:34:55 +0000
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux)

Eli Zaretskii <eliz@gnu.org> writes:

>> From: "Basil L. Contovounesios" <contovob@tcd.ie>
>> Cc: Lars Ingebrigtsen <larsi@gnus.org>,  Eli Zaretskii <eliz@gnu.org>,
>>   34765@debbugs.gnu.org,  alexanderm@web.de,  monnier@IRO.UMontreal.CA
>> Date: Mon, 30 Nov 2020 18:07:12 +0000
>> If I create a temporary buffer with the proposed
>>   (generate-new-buffer "foo" t)
>> then how do I later tell Emacs that this buffer's hooks should run?
> The assumption is that you don't want to.  Recall that the original
> idea was to turn the hooks off unconditionally based on the buffer's
> name.  The above is a less drastic measure: it allows the code which
> creates the buffer to request that regardless of the name.  But the
> original motivation, that there are buffers where we want to never run
> the hooks, is still valid.
>> In other words, can we be sure that the buffers we choose to create with
>> inhibit_buffer_hooks set will *never* need to later unset it?
> We didn't see examples of such buffers, so we pretend they don't
> exist.
>> Should we expose a getter or setter for this buffer member
> Not until someone comes up crying that this is needed, and presents a
> convincing use case, IMO.

WFM.  I'll finish up Martin's patch with some docs then.



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