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#!/bin/sh
# Debian x11-common package post-removal script
# Copyright 1998--2001, 2003 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=x11-common
THIS_SCRIPT=postrm
CONFIG_DIR=/etc/X11
XWRAPPER_CONFIG="$CONFIG_DIR/Xwrapper.config"
CONFIG_AUX_DIR=/var/lib/x11
XWRAPPER_CONFIG_CHECKSUM="$CONFIG_AUX_DIR/${XWRAPPER_CONFIG##*/}.md5sum"
XWRAPPER_CONFIG_ROSTER="$CONFIG_AUX_DIR/${XWRAPPER_CONFIG##*/}.roster"
#INCLUDE_SHELL_LIB#
# clean up non-conffile configuration files and related materials on purge
if [ "$1" = "purge" ]; then
# de-register this package as a handler of the X server wrapper config file
if [ -e "$XWRAPPER_CONFIG_ROSTER" ]; then
# check existing roster file for our package name
if fgrep -qx "$THIS_PACKAGE" "$XWRAPPER_CONFIG_ROSTER" 2>/dev/null; then
# construct temporary roster file with our package name removed, ignoring
# failure
fgrep -vx "$THIS_PACKAGE" "$XWRAPPER_CONFIG_ROSTER" > \
"$XWRAPPER_CONFIG_ROSTER.dpkg-tmp" 2>/dev/null || true
# is there anything left?
if [ -s "$XWRAPPER_CONFIG_ROSTER.dpkg-tmp" ]; then
# yes, replace the roster file
mv "$XWRAPPER_CONFIG_ROSTER.dpkg-tmp" "$XWRAPPER_CONFIG_ROSTER"
else
# no; remove both the roster and our temporary copy
rm -f "$XWRAPPER_CONFIG_ROSTER" "$XWRAPPER_CONFIG_ROSTER.dpkg-tmp"
# remove X server wrapper config file if it was still managed by the
# package
if [ -e "$XWRAPPER_CONFIG_CHECKSUM" ]; then
# does it exist?
if [ -e "$XWRAPPER_CONFIG" ]; then
# does the current MD5 checksum match the stored checksum?
if [ "$(md5sum "$XWRAPPER_CONFIG")" \
= "$(cat "$XWRAPPER_CONFIG_CHECKSUM")" ]; then
# yes; remove the config file
rm -f "$XWRAPPER_CONFIG"
fi
fi
# remove the checksum file; any remaining X server wrapper config file
# still on the system at this point is no longer being managed (local
# user customization)
rm -f "$XWRAPPER_CONFIG_CHECKSUM"
fi
fi
fi
fi
for DIR in "$CONFIG_DIR" "$CONFIG_AUX_DIR"; do
rmdir "$DIR" 2> /dev/null || true
done
fi
#DEBHELPER#
exit 0
# vim:set ai et sts=2 sw=2 tw=80:
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