GNU bug report logs - #57727
29.0.50; Optimize tty display updates

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From: Lars Ingebrigtsen <larsi <at> gnus.org>
To: Gerd Möllmann <gerd.moellmann <at> gmail.com>
Cc: 57727 <at> debbugs.gnu.org
Subject: bug#57727: 29.0.50; Optimize tty display updates
Date: Sun, 11 Sep 2022 13:18:34 +0200

Gerd Möllmann <gerd.moellmann <at> gmail.com> writes:

> The patch below is my first take on that.  It adds a low-level interface
> consisting of two functions tty--set-output-buffer-size and
> tty-output-buffer-size to change and retrieve the output buffer size of
> a device.  A buffer size of 0 is taken to mean "do what we did since
> 1991, and a non-zero value is used as the buffer size set with setvbuf.

Makes sense to me.

> Default is currently to do everything as it always was.  One has to do
> something like
>
>   (tty--set-output-buffer-size (* 64 1024))
>
> to change to the new behavior.
>
> Feedback welcome, especially for the default, i.e. leaving everything
> as-is, and for the Lisp interface.

Perhaps adding a defcustom for this where the :set calls
`tty--set-output-buffer-size' might be a nice interface?

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