#
# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#

# Installing the wrong architecture of runtime linker will immediately
# brick the system. Catch this case and refuse to do it.
if [ "$PKG_INSTALL_ROOT" = '' -o "$PKG_INSTALL_ROOT" = '/' ]; then
    SYSARCH=`uname -p`
    if [ "$SYSARCH" != "$ARCH" ]; then
	echo "***"
	echo "*** Cannot install $ARCH linker into root of $SYSARCH system."
	echo "***"
	exit 1
    fi
fi

if [ -d $BASEDIR/$SGSBACKUPDIR ];
then
    echo "***"
    echo "*** Previous version of SUNWonld already installed. Use"
    echo "***     # pkgrm SUNWonld"
    echo "*** to remove it before installing a newer version, or"
    echo "*** use an admin file to force an overwrite."
    echo "***"
    exit 1
fi

# As of Nevada build snv_104, we require the mmapobj() system call.
# Installing on a system that lacks it will break rtld and brick the system.
elfdump -sN.dynsym /lib/libc.so.1 | grep mmapobj > /dev/null
if [ $? != 0 ];
then
    echo "***"
    echo "*** System lacks required mmapobj() system call"
    echo "*** Nevada snv_104 or newer is required."
    echo "***"
    exit 1
fi

exit 0