bug#38561: 27.0.50; Feature request: expose buffer size setting for process filters

[Eli Zaretskii]

> From: yyoncho <yyoncho@gmail.com>
> Date: Sat, 21 Dec 2019 16:43:21 +0200
> Cc: 38561@debbugs.gnu.org
> 
> I can confirm that changing the new variable value is yielding the same 
> results.

Thanks for testing.

> I have a question on how am I supposed to use the new setting. Is it possible 
> to set it per process?

It's a global variable, so you can't.

> 1. Document it in lsp-mode's readme 
> 2. Override it with a setting in lsp-mode with a bigger value.
> 
> Both have clear advantages and disadvantages. Can you advise? 

I'd suggest the former, because if lsp-mode sets the value, it will
affect the entire Emacs session.

If lsp-mode uses accept-process-output, it could bind the variable
inside the form which calls accept-process-output.