i.bootenvrc revision 7c478bd95313f5f23a4c958a745db2134aa03244
#!/bin/sh
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License, Version 1.0 only
# (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
#
#
#ident "%Z%%M% %I% %E% SMI"
#
# Copyright 2005 Sun Microsystems, Inc. All rights reserved.
# Use is subject to license terms.
#
while read src dest
do
if [ ! -f $dest ] ; then
# Initial installation
cp $src $dest
else
#
# Preserve the installed version of
# /boot/solaris/bootenv.rc during upgrade
#
# Try to merge all properties added by the user to
# the new version
#
# Any obsolete properties should be removed explicitly
# here:-
# Remove target-driver-for-* property setting since
# it is no longer relevant to GRUB based boot.
#
# Remove auto-boot?, bshfirst, and other realmode related
# properties.
#
# If "setprop boot-file kernel/unix" is found, remove it
# to permit autobooting 32/64-bit
#
# Also, if any conflicts found between the installed and
# the new version, use the one in the installed version
#
merge=/tmp/bootenvrc.merge.$$
tmpdst=/tmp/bootenvrc.dst.$$
#
# should REMOVE all obsolete setprop here before the merge
#
egrep -v "^setprop[ ]+target-driver-for-
^setprop[ ]+boot-file[ ]+['\"]?/?kernel/unix['\"]?[ ]*$
^setprop[ ]+auto-boot
^setprop[ ]+boottimeout[ ]
^setprop[ ]+bshfirst[ ]
^setprop[ ]+pciide[ ]
^setprop[ ]+prealloc-chunk-size[ ]" $dest > $tmpdst
cp $src $merge
grep "^setprop" $tmpdst | while read line
do
# If prop is new (not in $dest), add it.
#
prop=`echo $line | /usr/bin/nawk '{print $2}'`
result=`grep "[ ]$prop[ ]" $merge`
if [ $? != 0 ] ; then
echo $line >> $merge
continue
fi
# If the values differ, take the installed one ($dest)
#
dstval=`echo $line | /usr/bin/nawk '{print $3}'`
srcval=`echo $result | /usr/bin/nawk '{print $3}'`
if [ "$srcval" != "$dstval" ] ; then
grep -v "$result" $merge > $merge.tmp
cp $merge.tmp $merge
rm $merge.tmp
echo $line >> $merge
fi
done
#
# copy the merged file to $dest
#
cp $merge $dest
rm -f $tmpdst $merge
fi
done
exit 0