xref: /OK3568_Linux_fs/external/xserver/debian/xserver-xorg-legacy.postinst (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1#!/bin/sh
2# Debian xserver-xorg-legacy package post-installation script
3# Copyright 1998--2001, 2003 Branden Robinson.
4# Licensed under the GNU General Public License, version 2.  See the file
5# /usr/share/common-licenses/GPL or <https://www.gnu.org/copyleft/gpl.txt>.
6# Acknowlegements to Stephen Early, Mark Eichin, and Manoj Srivastava.
7
8set -e
9
10. /usr/share/debconf/confmodule
11
12THIS_PACKAGE=xserver-xorg-legacy
13THIS_SCRIPT=postinst
14CONFIG_DIR=/etc/X11
15XWRAPPER_CONFIG="$CONFIG_DIR/Xwrapper.config"
16CONFIG_AUX_DIR=/var/lib/x11
17XWRAPPER_CONFIG_CHECKSUM_BASE="${XWRAPPER_CONFIG##*/}.md5sum"
18XWRAPPER_CONFIG_CHECKSUM="$CONFIG_AUX_DIR/$XWRAPPER_CONFIG_CHECKSUM_BASE"
19XWRAPPER_CONFIG_ROSTER_BASE="${XWRAPPER_CONFIG##*/}.roster"
20XWRAPPER_CONFIG_ROSTER="$CONFIG_AUX_DIR/$XWRAPPER_CONFIG_ROSTER_BASE"
21
22# only mess with config file it exists; otherwise, assume that's the way the
23# user wants it, but only if upgrading
24if [ -e "$XWRAPPER_CONFIG" ] || [ -z "$UPGRADE" ]; then
25  ALLOWED_USERS=
26  if db_get xserver-xorg-legacy/xwrapper/actual_allowed_users; then
27    ALLOWED_USERS="$RET"
28  fi
29  if [ -n "$ALLOWED_USERS" ]; then
30    NEW_XWRAPPER_CONFIG=$(mktemp)
31    chmod 644 "$NEW_XWRAPPER_CONFIG"
32    if ! [ -e "$XWRAPPER_CONFIG" ]; then
33      cat >>"$NEW_XWRAPPER_CONFIG" << EOF
34# Xwrapper.config (Debian X Window System server wrapper configuration file)
35#
36# This file was generated by the post-installation script of the
37# xserver-xorg-legacy package using values from the debconf database.
38#
39# See the Xwrapper.config(5) manual page for more information.
40#
41# This file is automatically updated on upgrades of the xserver-xorg-legacy
42# package *only* if it has not been modified since the last upgrade of that
43# package.
44#
45# If you have edited this file but would like it to be automatically updated
46# again, run the following command as root:
47#   dpkg-reconfigure xserver-xorg-legacy
48allowed_users=$ALLOWED_USERS
49EOF
50    else
51      sed -e '/^allowed_users.*/d' < "$XWRAPPER_CONFIG" > "$NEW_XWRAPPER_CONFIG"
52      echo "allowed_users=$ALLOWED_USERS" >> "$NEW_XWRAPPER_CONFIG"
53    fi
54    if ! cmp -s "$XWRAPPER_CONFIG" "$NEW_XWRAPPER_CONFIG"; then
55      cp "$NEW_XWRAPPER_CONFIG" "$XWRAPPER_CONFIG.dpkg-new"
56      mv "$XWRAPPER_CONFIG.dpkg-new" "$XWRAPPER_CONFIG"
57    fi
58    rm -f "$NEW_XWRAPPER_CONFIG"
59  else
60    echo "not updating $XWRAPPER_CONFIG; problems communicating" \
61         "with debconf database" >&2
62  fi
63else
64  echo "not updating $XWRAPPER_CONFIG; file does not exist" >&2
65fi
66
67# get rid of obsolete X server wrapper config roster and checksum
68if dpkg --compare-versions "$2" lt-nl 1:7.6~3; then
69  rm -f "$XWRAPPER_CONFIG_ROSTER"
70  rm -f "$XWRAPPER_CONFIG_CHECKSUM"
71  rmdir "$CONFIG_AUX_DIR" 2>/dev/null || :
72fi
73
74#DEBHELPER#
75
76exit 0
77
78# vim:set ai et sts=2 sw=2 tw=80:
79