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

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From: Po Lu <luangruo <at> yahoo.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 63555-done <at> debbugs.gnu.org, rpluim <at> gmail.com, phill <at> thesusis.net
Subject: bug#63555: emacs 29 complains that it can't connect to the display
Date: Sun, 21 May 2023 08:45:06 +0800

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

> Too bad.  I added some verbiage to this effect in NEWS, and I'm
> closing this bug.
>
> (With all these disadvantages, I wonder why the PGTK build was
> considered such a useful addition to Emacs...)

To be fair, it solves the problem of running Emacs under Wayland
reasonably well.

> Btw, the Emacs user manual says WAYLAND_DISPLAY is the variable used
> by PGTK, which you seem to say is inaccurate?

WAYLAND_DISPLAY is one of the variables, but there are others too,
depending on which GDK backends are in use (Broadway, Cygwin, Quartz,
etc.)  There may also be new GDK backends in the future.

The user manual should be fixed.

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