#!/bin/sh
set -e
# some old Qt programs still check this long-deprecated env var
dbus-update-activation-environment --systemd GNOME_DESKTOP_SESSION_ID=this-is-deprecated
# stop any lingering active units from a previous session
systemctl --user stop graphical-session.target graphical-session-pre.target
# robustness: if the previous graphical session left some failed units,
# reset them so that they don't break this startup
for unit in $(systemctl --user --no-legend --state=failed list-units | cut -f1 -d' '); do
if [ "$(systemctl --user show -p PartOf --value $unit)" = "graphical-session.target" ]; then
systemctl --user reset-failed $unit
fi
done
# FIXME: synthesize After=graphical-session-pre.target dependencies until this
# can be done declaratively (https://github.com/systemd/systemd/issues/3750)
# This could be a generator, but we don't want to penalize non-graphical logins
# with this.
systemctl --user list-unit-files --no-legend | while read unit status _; do
[ "${unit%.service}" != "$unit" ] || continue
[ "$status" != "$disabled" ] || continue
if [ "$(systemctl --user show -p PartOf --value $unit)" = "graphical-session.target" ]; then
mkdir -p "$XDG_RUNTIME_DIR/systemd/user/${unit}.d"
printf '[Unit]\nAfter=graphical-session-pre.target\n' > "$XDG_RUNTIME_DIR/systemd/user/${unit}.d/graphical-session-pre.conf"
fi
done
systemctl --user daemon-reload
systemctl --user start --wait "$1"
dbus-update-activation-environment --systemd GNOME_DESKTOP_SESSION_ID=
# Delay killing the X server until all graphical units stopped
systemctl --user stop graphical-session-pre.target
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