#! /bin/sh
# postrm script for sbuild
#
# see: dh_installdeb(1)

set -e

# summary of how this script can be called:
#        * <postrm> `remove'
#        * <postrm> `purge'
#        * <old-postrm> `upgrade' <new-version>
#        * <new-postrm> `failed-upgrade' <old-version>
#        * <new-postrm> `abort-install'
#        * <new-postrm> `abort-install' <old-version>
#        * <new-postrm> `abort-upgrade' <old-version>
#        * <disappearer's-postrm> `disappear' <r>overwrit>r> <new-version>
# for details, see /usr/share/doc/packaging-manual/

PACKAGE="schroot"

# Remove a conffile which has been forgotten by dpkg
# If the file does not exist, or is owned by any package, do not remove it.
rm_conffile() {
    CONFFILE="$1"

    local delete; delete="false"

    if [ -f "$CONFFILE" ]; then
        local fpkg; fpkg=""
        local pkg; pkg=""
        if fpkg=$(dpkg -S "$CONFFILE" 2>/dev/null); then
            # Don't delete, but check which package it came from.
            pkg=$(echo $fpkg | sed -e  's/\(^[[:print:]][[:print:]]*\): .*$/\1/')
            if [ "$pkg" = "$PACKAGE" ]; then
                delete="true"
            fi
        else
            rm -f "$CONFFILE"
            delete="true"
        fi
    else
        delete="true"
    fi

    # Remove dpkg cruft
    if [ "$delete" = "true" ]; then
        rm -f "${CONFFILE}.dpkg-old"
        rm -f "${CONFFILE}.dpkg-new"
        rm -f "${CONFFILE}.dpkg-dist"
    fi
}

case "$1" in

    upgrade|failed-upgrade|abort-install|abort-upgrade)
        ;;

    remove)
        # These are directories left over from old sessions.  We don't
        # remove recursively to guard against purging any user data which
        # may inadvertently be remaining mounted under the session
        # directories, so just try a simple rmdir for safety.
        for dir in $(find /var/lib/schroot/mount -maxdepth 1 -type d | tac); do
            rmdir "$dir" || echo "Failed to remove session mount directory $dir: Please check for any stray mounts or data under this directory and remove by hand." >&2
        done
        ;;

    purge|disappear)
        ;;

    *)

        echo "postrm called with unknown argument \`$1'" >&2
        exit 0

        ;;
esac

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

# Automatically added by dh_installinit/11.5.3
if [ "$1" = "purge" ] ; then
	update-rc.d schroot remove >/dev/null
fi
# End automatically added section
# Automatically added by dh_installdeb/11.5.3
dpkg-maintscript-helper rm_conffile /etc/bash_completion.d/schroot 1.6.10-3~ -- "$@"
# End automatically added section
# Automatically added by dh_systemd_enable/11.5.3
if [ "$1" = "remove" ]; then
	if [ -x "/usr/bin/deb-systemd-helper" ]; then
		deb-systemd-helper mask 'schroot.service' >/dev/null || true
	fi
fi

if [ "$1" = "purge" ]; then
	if [ -x "/usr/bin/deb-systemd-helper" ]; then
		deb-systemd-helper purge 'schroot.service' >/dev/null || true
		deb-systemd-helper unmask 'schroot.service' >/dev/null || true
	fi
fi
# End automatically added section


exit 0