Re: A whole lotta auto-saving going

[Eli Zaretskii]

> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Cc: larsi@gnus.org,  aaronjensen@gmail.com,  emacs-devel@gnu.org
> Date: Mon, 11 Jan 2021 13:00:33 -0500
> 
>     src/emacs -Q --eval '(start-process "toto" "*scratch*" "sh" "-c" "while 
> sleep 1; do echo hi; done")' ~/tmp/foo.c
> 
> This triggers the problem where auto-save is done pretty much after
> every keystroke (with ~1s delay).  But if I change that to:
> 
>     src/emacs -Q --eval '(add-hook `post-command-hook (lambda () 
> (start-process "toto" "*scratch*" "sh" "-c" "sleep 1; echo hi")))' ~/tmp/foo.c
> 
> then the problem doesn't seem to occur any more (or rather it still
> does, but more rarely, with a pattern I have trouble discerning).
> It does occur, OTOH with:
> 
>     src/emacs -Q --eval '(add-hook `post-command-hook (lambda () 
> (start-process "toto" "*scratch*" "sh" "-c" "sleep 1; echo hi; sleep 1")))' 
> ~/tmp/foo.c

Not sure I understand: what exactly would call post-command-hook in
such a session?  Or do you type something once Emacs starts?