bug#51360: 29.0.50; variable `server-name' initialized too late for use in init file

[Eli Zaretskii]

> From: Gregor Zattler <grfz@gmx.de>
> Date: Sun, 24 Oct 2021 17:34:19 +0200
> Cc: 51360@debbugs.gnu.org
> 
> When emacs is started with emacs --daemon=foo (or
> emacsclinet -a "" -s foo [...]) one does not use
> `server-start'.
> 
> > Do you have a recipe for reproducing this?
> 
> Have
> 
> (when (equal server-name "foo") (message "My name is foo!"))
> 
> in .emacs and start emacs with   emacs --daemon=foo

Whatever you do that you need server-name for, can't you do that in
emacs-startup-hook?  AFAIR, that gets called after the daemon already
finished its initialization and provided its name to Emacs, so
server-name should be already populated.