#! /bin/sh
#
#   $Id: preinst,v 1.3 2000-01-08 22:32:05 roland Exp $
#
#   Copyright (c) 2000 Roland Rosenfeld <roland@spinnaker.de>
#
#   This program is free software; you can redistribute it and/or
#   modify it under the terms of the GNU General Public License as
#   published by the Free Software Foundation; either version 2 of
#   the License, or (at your option) any later version.
#
#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
#   General Public License for more details.
#
#   You should have received a copy of the GNU General Public License
#   along with this program; if not, write to the Free Software
#   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
##########################################################################

set -e



remove_old_fontpath() {
    XF86CONFIG=/etc/X11/XF86Config
    GSFONTS=/usr/lib/ghostscript/fonts

    # No XF86Config found?:
    [ -f $XF86CONFIG ] || return 0

    if ! grep -q "$GSFONTS" $XF86CONFIG
    then
	# ghostscript fonts not in XF86Config, so don't do anything else here.
	return 0
    fi

    if [ -L $XF86CONFIG ]
    then
	# XF86Config is a symlink, so don't edit it:
	echo "gsfonts-x11: $XF86CONFIG is a symbolic link, please manually"
	echo "              remove $GSFONTS from your font path."
	return 0
    fi

    # Really remove $GSFONTS from font path:
    grep -v "^[ 	]*FontPath[ 	]*\"$GSFONTS/\"" \
        < $XF86CONFIG > $XF86CONFIG.nogsfonts-x11
    mv $XF86CONFIG.nogsfonts-x11 $XF86CONFIG
}

case "$1" in
    upgrade)
	if dpkg --compare-versions $2 le 0.7
	then
	    remove_old_fontpath;
	fi
    ;;
esac

exit 0