#
#ident "@(#)preinstall 1.1 95/12/07 SMI"
#
# Copyright 1995 Sun Microsystems, Inc. All Rights Reserved
#
#

# String to modify when changing of
# SUNKpppk version.
VERSION_TO_INSTALL=1
VERSION_STRING=PPP_VERSION

BUNDLED_PPP=/usr/kernel/strmod/ppp
UNBUNDLED_PPP=/usr/kernel/drv/ppp

TMP=`(/bin/strings $BUNDLED_PPP | /usr/bin/grep $VERSION_STRING) 2>/dev/null | /usr/bin/awk '{ print $2 }'`
if [ -z "$TMP" ]
then
	TMP=`(/bin/strings $UNBUNDLED_PPP | /usr/bin/grep $VERSION_STRING) 2>/dev/null | /usr/bin/awk '{ print $2 }'`
	if [ -z "$TMP" ]
	then
		TMP="0"
	fi
fi

INSTALLED_VERSION=$TMP

if [ $INSTALLED_VERSION -gt $VERSION_TO_INSTALL ]
then
	echo "*********************************************************"
	echo "           WARNING                WARNING                "
	echo "*********************************************************"
	echo "                                                         " 
	echo "  The version of the ppp module installed on your system " 
	echo "  ($INSTALLED_VERSION) is newer than the one being installed ($VERSION_TO_INSTALL)."
	echo "                                                         "
	echo "  The older version won't be installed, but you can use  "
	echo "  the newer one without any problem.                     "
	echo "                                                         "
	echo "*********************************************************"
	echo "           WARNING                WARNING                "
	echo "*********************************************************"
	exit 1
fi

