GNU bug report logs - #68799
30.0.50; emacs --fg-daemon fails silently if server-start fails

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Spencer Baugh <sbaugh <at> janestreet.com>
Cc: 68799 <at> debbugs.gnu.org
Subject: bug#68799: 30.0.50; emacs --fg-daemon fails silently if server-start fails
Date: Mon, 29 Jan 2024 19:44:43 +0200

> From: Spencer Baugh <sbaugh <at> janestreet.com>
> Cc: 68799 <at> debbugs.gnu.org
> Date: Mon, 29 Jan 2024 12:32:00 -0500
> 
> Eli Zaretskii <eliz <at> gnu.org> writes:
> 
> >> So the problem seems to be that somehow server-start succeeds to leave
> >> a non-nil server-process variable behind, although testing that is the
> >> documented way of telling whether server is running.
> >
> > Or maybe server-start signals an error, and then the code which shows
> > an error message and shuts down Emacs doesn't get run?
> 
> Yes, that's exactly what happens.
> 
> So should we wrap a condition-case around server-start, I suppose?

Probably.  But perhaps we should also modify server-start so that,
when it is called from a daemon, it signals in this case a distinct
error, which startup.el could then detect and display a friendly error
message.

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