GNU bug report logs - #63555
emacs 29 complains that it can't connect to the display

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Message #29 received at 63555 <at> debbugs.gnu.org (full text, mbox):

From: Po Lu <luangruo <at> yahoo.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: Robert Pluim <rpluim <at> gmail.com>, phill <at> thesusis.net, 63555 <at> debbugs.gnu.org
Subject: Re: bug#63555: emacs 29 complains that it can't connect to the display
Date: Sat, 20 May 2023 09:40:04 +0800

Eli Zaretskii <eliz <at> gnu.org> writes:

> How did this work in Emacs 28, then?  IOW, which change broke this
> feature on Wayland?

Emacs 28 didn't have a PGTK build at all.

The trick in dispnew.c doesn't work on a PGTK build, because Emacs
doesn't know every one of the environment variables GDK backends look at
when trying to find a default display.  So if Phillip is indeed using a
PGTK build, there is no bug here.

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