#!/bin/sh -e
# This script can be called in the following ways:
#
# After the package was removed:
# <postrm> remove
#
# After the package was purged:
# <postrm> purge
#
# After the package was upgraded:
# <old-postrm> upgrade <new-version>
# if that fails:
# <new-postrm> failed-upgrade <old-version>
#
#
# After all of the packages files have been replaced:
# <postrm> disappear <overwriting-package> <version>
#
#
# If preinst fails during install:
# <new-postrm> abort-install
#
# If preinst fails during upgrade of removed package:
# <new-postrm> abort-install <old-version>
#
# If preinst fails during upgrade:
# <new-postrm> abort-upgrade <old-version>

# Enable udevadm again
enable_udevadm()
{
rm -f /bin/udevadm
dpkg-divert --package fake-udev --rename --divert /bin/udevadm.upgrade \
--remove /bin/udevadm
}


# Remove configuration and log files
purge_files()
{
if [ -f /var/log/udev ]; then
rm -f /var/log/udev || true
fi
rm -f /lib/udev/hwdb.bin
}


case "$1" in
remove)
;;

purge)
purge_files
;;

upgrade|failed-upgrade|disappear)
;;

abort-install|abort-upgrade)
enable_udevadm
;;

*)
echo "$0 called with unknown argument \`$1'" 1>&2
exit 1
;;
esac


exit 0