#!/bin/sh
# prerm script for #PACKAGE#
#
# see: dh_installdeb(1)

set -e

# summary of how this script can be called:
#        * <prerm> `remove'
#        * <old-prerm> `upgrade' <new-version>
#        * <new-prerm> `failed-upgrade' <old-version>
#        * <conflictor's-prerm> `remove' `in-favour' <package> <new-version>
#        * <deconfigured's-prerm> `deconfigure' `in-favour'
#          <package-being-installed> <version> `removing'
#          <conflicting-package> <version>
# for details, see https://www.debian.org/doc/debian-policy/ or
# the debian-policy package
APT_EATMYDATA_CONFIG=$DPKG_ROOT/etc/apt/apt.conf.d/25apt-eatmydata

case "$1" in
    remove)
        # Remove configuration snippet in the first removal attempt to avoid
        # breaking dpkg for apt
        if dpkg --compare-versions "$(dpkg-query -W -f='${Version}\n' apt)" lt "2.9.22"; then
            ! rm $APT_EATMYDATA_CONFIG 2> /dev/null || (
                printf "
apt-eatmydata's prerm removed $APT_EATMYDATA_CONFIG, but APT can't continue without it.
Please _purge_ apt-eatmydata, it should succeed now.
When only _removing_ apt-eatmydata, the config file will be marked as missing and will not be reinstalled when installing apt-eatmydata again.\n" >&2
                exit 1)
        fi
    ;;

    upgrade|deconfigure|failed-upgrade)
    ;;

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

# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.

#DEBHELPER#

exit 0
