#!/bin/sh # # 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 # # # Copyright 2008 Sun Microsystems, Inc. All rights reserved. # Use is subject to license terms. # PATH="/usr/bin:/usr/sbin:${PATH}" export PATH while read src dest do if [ ! -f $dest ] ; then cp $src $dest else # Carry on the CDDL header and comments stuff in $src egrep '^#' $src > /tmp/i.$$ SRC_DEVS=`awk '/^\/dev/ { print $1 }' $src` for src_dev in $SRC_DEVS; do # # If $dest contains an entry that has the same device # as $src_dev, copy the entry in $dest. # Otherwise, copy the new one in $src. # This loop maintains the device order in $src. # file=$src egrep "^$src_dev" $dest > /dev/null && file=$dest egrep "^$src_dev" $file >> /tmp/i.$$ done DEST_DEVS=`awk '/^\/dev/ { print $1 }' $dest` for dest_dev in $DEST_DEVS; do # # For entries that are not found in $src, # append them to the target file. # egrep "^$dest_dev" /tmp/i.$$ > /dev/null || egrep "^$dest_dev" $dest >> /tmp/i.$$ done mv /tmp/i.$$ $dest fi done exit 0