#!/bin/sh
#*******************************************************************************
#
# NAME:		preinstall
# SUMMARY:	%description%
# COMPONENT:	SUNWroot
# VERSION:	5
# UPDATE DATE:	%date_modified: Tue Aug  5 11:23:18 1997 %
#
# CONTACTS:
#   Originator:
#   Owner:
#   Backup:
#   Updater:	%created_by:    bmyers %
# 
#		Copyright 1997 by Symbios Logic Inc.
#
# DESCRIPTION:	Remove files made obsolete by release 6.01
#
#
# NOTES:
#
#
# REFERENCE:
# 1.  PIP0003C.DOC, Source Code Integrity Measures
#
#
# CODING STANDARD WAIVERS:
#
#
#*******************************************************************************

# When this preinstall script executes, the package database already has
# knowledge of this installation attempt. Therefore we must determine if the
# package is indeed this attempt or a previous version.  If it is this attempt,
# we will proceed with the installation.

PACKAGE=`pkginfo -l | grep SUNWosar | cut -d: -f2`
PREVIOUSVERSION=`pkgparam SUNWosar VSTOCK`
if [ "$PREVIOUSVERSION" = "$VSTOCK" ];
then
	# proceed with the install of this package
 
	# save conf files if root/boot
	if grep rootdev ${BASEDIR}/etc/system | grep -v "^*" | grep rdriver >/dev/null 2>&1
	then
		cp ${BASEDIR}/kernel/drv/rdnexus.conf ${BASEDIR}/var/osa/rdnexus.conf >/dev/null 2>&1
		cp ${BASEDIR}/kernel/drv/rdriver.conf ${BASEDIR}/var/osa/rdriver.conf >/dev/null 2>&1
	fi
	exit 0
fi

# Do not allow pkgadd of the current package if previous SUNWosa package(s) exist
# unless we are root/boot.  If the array is the boot device and we remove the old 
# packges, we will not be able to reboot.  In this case we must remove obsolete files.

if pkginfo | grep SUNWosar >/dev/null 2>&1
then
	if grep rootdev ${BASEDIR}/etc/system | grep -v "^*" | grep rdriver >/dev/null 2>&1
	then
		break;
	else
		echo 
		echo "        *** WARNING ***"
		echo 
		echo "        A previous instance of SUNWosar and/or SUNWosau is installed on this"
		echo "        system  Please remove the package(s) using the pkgrm utility, then"
		echo "        execute pkgadd of $PKGINST again."
		echo
		echo "        Aborting pkgadd of $PKGINST"
		echo
		exit 1
	fi
fi

if [ -f $BASEDIR/etc/rcS.d/S45rdac ]
then
   removef SUNWosar $BASEDIR/etc/rcS.d/S45rdac 2>/dev/null
   rm $BASEDIR/etc/rcS.d/S45rdac 2>/dev/null
fi

removef -f SUNWosar

exit 0