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|
#!/bin/sh
set -e
# This script can be called in the following ways:
#
# Before the package is installed:
# <new-preinst> install
#
# Before removed package is upgraded:
# <new-preinst> install <old-version>
#
# Before the package is upgraded:
# <new-preinst> upgrade <old-version>
#
#
# If postrm fails during upgrade or fails on failed upgrade:
# <old-preinst> abort-upgrade <new-version>
# Remove a no-longer used conffile
rm_conffile()
{
local PKGNAME="$1"
local CONFFILE="$2"
[ -e "$CONFFILE" ] || return 0
local md5sum="`md5sum \"$CONFFILE\" | sed -e \"s/ .*//\"`"
local old_md5sum="`dpkg-query -W -f='${Conffiles}' $PKGNAME | \
sed -n -e \"\\\\' $CONFFILE'{s/ obsolete$//;s/.* //p}\"`"
if [ "$md5sum" != "$old_md5sum" ]; then
echo "Obsolete conffile $CONFFILE has been modified by you."
echo "Saving as $CONFFILE.dpkg-bak ..."
mv -f "$CONFFILE" "$CONFFILE".dpkg-bak
else
echo "Removing obsolete conffile $CONFFILE ..."
rm -f "$CONFFILE"
fi
}
# Prepare to move a conffile without triggering a dpkg question
prep_mv_conffile() {
local PKGNAME="$1"
local CONFFILE="$2"
[ -e "$CONFFILE" ] || return 0
local md5sum="$(md5sum $CONFFILE | sed -e 's/ .*//')"
local old_md5sum="$(dpkg-query -W -f='${Conffiles}' $PKGNAME | \
sed -n -e "\' $CONFFILE ' { s/ obsolete$//; s/.* //; p }")"
if [ "$md5sum" = "$old_md5sum" ]; then
rm -f "$CONFFILE"
fi
}
case "$1" in
install|upgrade)
# Upgrade from previous versions
if dpkg --compare-versions "$2" lt "0.7.0~svn3624-1"; then
if [ -x "/etc/init.d/network-manager-dispatcher" ]; then
invoke-rc.d network-manager-dispatcher stop
fi
rm_conffile network-manager /etc/init.d/network-manager-dispatcher
update-rc.d network-manager-dispatcher remove >/dev/null
fi
if dpkg --compare-versions "$2" lt "0.7.0.100-1"; then
rm_conffile network-manager /etc/udev/rules.d/77-nm-probe-modem-capabilities.rules
# Move old pid file to /var/run, so /var/run/NetworkManager can be removed
# cleanly on upgrades and the daemon can be stopped correctly in postinst
if [ -f /var/run/NetworkManager/NetworkManager.pid ]; then
mv /var/run/NetworkManager/NetworkManager.pid /var/run/
fi
fi
if dpkg --compare-versions "$2" lt "0.7.999-1"; then
rm_conffile network-manager /etc/dbus-1/system.d/nm-system-settings.conf
fi
if dpkg --compare-versions "$2" lt "0.8.1-2"; then
prep_mv_conffile network-manager /etc/NetworkManager/nm-system-settings.conf
fi
;;
abort-upgrade)
;;
*)
echo "$0 called with unknown argument \`$1'" 1>&2
exit 1
;;
esac
#DEBHELPER#
|
