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#!/bin/sh -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>
# Prepare to remove a no-longer used conffile
prep_rm_conffile()
{
PKGNAME="$1"
CONFFILE="$2"
if [ -e "$CONFFILE" ]; then
md5sum="`md5sum \"$CONFFILE\" | sed -e \"s/ .*//\"`"
old_md5sum="`dpkg-query -W -f='${Conffiles}' $PKGNAME | sed -n -e \"\\\\' $CONFFILE'{s/ obsolete$//;s/.* //p}\"`"
if [ "$md5sum" != "$old_md5sum" ]; then
echo "Obsolete conffile $CONFFILE has been modified by you, renaming to .dpkg-bak"
mv -f "$CONFFILE" "$CONFFILE".dpkg-bak
else
mv -f "$CONFFILE" "$CONFFILE".dpkg-remove
fi
fi
}
case "$1" in
install)
;;
upgrade)
# Upgrade from previous versions
if dpkg --compare-versions "$2" lt "0.6.4-8"; then
if [ -x "/etc/dbus-1/event.d/25NetworkManager" ]; then
/etc/dbus-1/event.d/25NetworkManager stop
fi
if [ -x "/etc/dbus-1/event.d/26NetworkManagerDispatcher" ]; then
/etc/dbus-1/event.d/26NetworkManagerDispatcher stop
fi
prep_rm_conffile network-manager /etc/dbus-1/event.d/25NetworkManager
prep_rm_conffile network-manager /etc/dbus-1/event.d/26NetworkManagerDispatcher
fi
;;
abort-upgrade)
;;
*)
echo "$0 called with unknown argument \`$1'" 1>&2
exit 1
;;
esac
#DEBHELPER#
exit 0
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