linuxOS_AP05/debian/base-linaro/binary/var/lib/dpkg/info/lightdm.prerm
2025-09-26 09:40:02 +08:00

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#!/bin/bash
# Debian lightdm package pre-removal script
# © 2010 Yves-Alexis Perez, using lightdm script which is
# 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=lightdm
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
fi
if [ "$1" = "remove" ]; then
if [ -x /etc/init.d/lightdm ]; then
nostop=
for hostname in "" "localhost" "$(hostname)" "$(hostname -f)"; do
if echo $DISPLAY | grep -q "^$hostname:0.*"; then
nostop=yes
fi
done
if [ -z $nostop ]; then
invoke-rc.d lightdm stop
fi
fi
fi
exit 0