#!/bin/bash
# Debian gdm package pre-removal script
# Copyright 2001 Branden Robinson.
# Licensed under the GNU General Public License, version 2. See the file
# /usr/share/common-licenses/GPL or <http://www.gnu.org/copyleft/gpl.txt>.
# Acknowlegements to Stephen Early, Mark Eichin, and Manoj Srivastava.
set -e
THIS_PACKAGE=gdm3
DEFAULT_DISPLAY_MANAGER_FILE=/etc/X11/default-display-manager
if [ "$1" = "remove" -o "$1" = "deconfigure" ]; then
if [ -e /usr/share/debconf/confmodule ]; then
. /usr/share/debconf/confmodule
# disown this question
db_unregister shared/default-x-display-manager || true
# does the question still exist?
if db_get shared/default-x-display-manager; then
db_metaget shared/default-x-display-manager owners
db_subst shared/default-x-display-manager choices "$RET"
db_get shared/default-x-display-manager
# are we removing the currently selected display manager?
if [ "$THIS_PACKAGE" = "$RET" ]; then
if [ -e "$DEFAULT_DISPLAY_MANAGER_FILE" ]; then
db_get "$RET"/daemon_name
if [ "$(cat $DEFAULT_DISPLAY_MANAGER_FILE)" = "$RET" ]; then
rm "$DEFAULT_DISPLAY_MANAGER_FILE"
fi
fi
# ask the user to choose a new default
db_fset shared/default-x-display-manager seen false
db_input critical shared/default-x-display-manager || true
db_go
# if the display manager file doesn't exist, write it with the path
# to the new default display manager
if [ ! -e $DEFAULT_DISPLAY_MANAGER_FILE ]; then
db_get shared/default-x-display-manager
echo "Please be sure to run \"dpkg-reconfigure $RET\"."
db_get "$RET"/daemon_name
echo "$RET" > "$DEFAULT_DISPLAY_MANAGER_FILE"
fi
fi
fi
fi
DEFAULT_SERVICE=/etc/systemd/system/display-manager.service
# set default-display-manager systemd service link according to our config
if [ -e "$DEFAULT_DISPLAY_MANAGER_FILE" ]; then
SERVICE=/lib/systemd/system/$(basename $(cat "$DEFAULT_DISPLAY_MANAGER_FILE")).service
if [ -h "$DEFAULT_SERVICE" ] && [ $(readlink "$DEFAULT_SERVICE") = /dev/null ]; then
echo "Display manager service is masked" >&2
elif [ -e "$SERVICE" ]; then
ln -sf "$SERVICE" "$DEFAULT_SERVICE"
else
echo "WARNING: $SERVICE is the selected default display manager but does not exist" >&2
rm -f "$DEFAULT_SERVICE"
fi
else
rm -f "$DEFAULT_SERVICE"
fi
fi
if [ "$1" = "remove" ]; then
if [ -x /etc/init.d/gdm3 ]; then
nostop=
for hostname in "" "localhost" "$(hostname)" "$(hostname -f)"; do
if echo $DISPLAY | grep -q "^$hostname:0.*"; then
nostop=yes
fi
done
if [ -z $nostop ]; then
invoke-rc.d gdm3 stop
fi
fi
fi
# Automatically added by dh_installdeb/13.14.1ubuntu5
dpkg-maintscript-helper rm_conffile /etc/dbus-1/system.d/gdm.conf 43.0-3\~ -- "$@"
# End automatically added section
# Automatically added by dh_installalternatives/13.14.1ubuntu5
if [ "$1" = "remove" ]; then
update-alternatives --remove gdm-smartcard /etc/pam.d/gdm-smartcard-pkcs11-exclusive
fi
# End automatically added section
# Automatically added by dh_installalternatives/13.14.1ubuntu5
if [ "$1" = "remove" ]; then
update-alternatives --remove gdm-smartcard /etc/pam.d/gdm-smartcard-sssd-or-password
fi
# End automatically added section
# Automatically added by dh_installalternatives/13.14.1ubuntu5
if [ "$1" = "remove" ]; then
update-alternatives --remove gdm-smartcard /etc/pam.d/gdm-smartcard-sssd-exclusive
fi
# End automatically added section
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