bug#51992: [PATCH core-updates-frozen] gnu: gnome-session: Restore elogind support.

[Maxim Cournoyer <maxim.cournoyer@gmail.com>]

Timothy Sample <samplet@ngyro.com> writes:

> Hi all,
>
> Here’s a fix for another breakdown in communication between GNOME and
> elogind.  With this patch, I can power down my machine from GDM.  The
> gnome-session patch comes from Gentoo.  On one hand, it’s not perfect.
> It sets the “HAVE_SYSTEMD” flag, causing gnome-session to try and talk
> to systemd for things that have nothing to do with logind.  On the other
> hand, this isn’t a regression for us.  It’s essentially how we did it
> before (if you run GDM or GNOME, check your logs: gnome-session is
> complaining about systemd).
>
>>From 443a14f9c3eb400a5093dad2758bd0f3cc68e457 Mon Sep 17 00:00:00 2001
> From: Timothy Sample <samplet@ngyro.com>
> Date: Fri, 19 Nov 2021 20:29:57 -0500
> Subject: [PATCH] gnu: gnome-session: Restore elogind support.
>
> * gnu/packages/patches/gnome-session-support-elogind.patch: New file.
> * gnu/local.mk: Add it.
> * gnu/packages/gnome.scm (gnome-session)[source]: Use it.
> [arguments]: Add "-Delogind=true" to #:configure-flags; remove
> phases that patch in old-style elogind support.
> ---
>  gnu/local.mk                                  |  1 +
>  gnu/packages/gnome.scm                        | 14 +---

Applied, thank you!

Maxim