#!/bin/sh

set -e

# Summary of how this script can be called:
#        * <new-preinst> 'install'
#        * <new-preinst> 'install' <old-version>
#        * <new-preinst> 'upgrade' <old-version>
#        * <old-preinst> 'abort-upgrade' <new-version>
# for details, see https://www.debian.org/doc/debian-policy/ or
# the debian-policy package.


case "$1" in
    install|upgrade)
        # Revert previous symlink and use unpacked .conf
        if dpkg --compare-versions "$2" le 13-3; then
            if [ -h /etc/X11/xorg.conf.d/50-digimend.conf ]; then
                if [ $(readlink /etc/X11/xorg.conf.d/50-digimend.conf) = "/usr/share/X11/xorg.conf.d/50-digimend.conf" ]; then
                    echo "Remove deprecated symlink: /etc/X11/xorg.conf.d/50-digimend.conf"
                    rm -f /etc/X11/xorg.conf.d/50-digimend.conf
                fi
            fi
        fi
        ;;
    abort-upgrade)
    ;;

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

#DEBHELPER#

exit 0
