#! /bin/sh##  %Z%%M% %I% %E% SMI##   a modified version of dircmp which compares all files in #   two proto directory trees, and lists whether the files are#   obsolete, new, or different.#   also compares archives by extracting objects and listing #   whether the objects are obsolete, new or different. #   files are reported as different if they do not pass the#   cmp program; file protection, owner and group changes are #   not taken into account.##   usage:   protocmp old_proto new_proto##   output:        ##       obsolete      filename     (file is not in new_proto)#       new           filename     (file is not in old_proto)#       different     filename     (files are different)##   sample output:##	obsolete     ./usr/include/scsi/adapters/screg.h#	obsolete     ./usr/include/sundev/cg6reg.h#       new          ./etc/install/category.repreinstalled#       new          ./etc/install/label_script#       different    ./etc/format.dat#	different    ./usr/lib/libpixrect.a#	             new          ./cg12.o#	             new          ./cg12_batch.o#	             different    ./cg8_colormap.o#       different    ./usr/etc/devinfo#PATH=/bin:/usr/bin:/usr/ucbUSAGE="usage: protocmp old_proto new_proto"trap "rm -rf /usr/tmp/dc$$*;exit" 1 2 3 15release="usr/sys/conf.common/RELEASE"mount=/etc/mountD0=`pwd`D1=$1D2=$2if [ $# -lt 2 ]then echo $USAGE     exit 1elif [ ! -d "$D1" ]then echo $D1 not a directory !     exit 2elif [ ! -d "$D2" ]then echo $D2 not a directory !     exit 2fi## You must be root to run this script#if [ "`whoami`x" != "root"x ]; then   echo "You must be root to do $0."   exit 1ficmd=$0slash=`echo $0 | colrm 2`[ $slash != "/" ] && cmd=${D0}/$0## print header#if [ -f $D1/$release -a -f $D2/$release ]; then    from1=`$mount | grep $D1 | awk '{ printf $1 }' `    from2=`$mount | grep $D2 | awk '{ printf $1 }' `    [ "$from1" ] && from1="mounted from $from1"    [ "$from2" ] && from2="mounted from $from2"    echo "Comparison of $D1 `echo $from1` (`cat $D1/$release`) "    echo "          and $D2 `echo $from2` (`cat $D2/$release`)"ficd $D1find . -print | sort > /usr/tmp/dc$$acd $D0cd $D2find . -print | sort > /usr/tmp/dc$$bcomm /usr/tmp/dc$$a /usr/tmp/dc$$b | sed -n \	-e "/^		/w /usr/tmp/dc$$c" \	-e "/^	[^	]/w /usr/tmp/dc$$d" \	-e "/^[^	]/w /usr/tmp/dc$$e"rm -f /usr/tmp/dc$$a /usr/tmp/dc$$bsed "s/^/obsolete     /" /usr/tmp/dc$$esed "s/^./new          /" /usr/tmp/dc$$drm -f /usr/tmp/dc$$e /usr/tmp/dc$$dhere1=""slash=`echo $D1 | colrm 2`[ $slash != "/" ] && here1="$D0/"here2=""slash=`echo $D2 | colrm 2`[ $slash != "/" ] && here2="$D0/"sed -e s/..// < /usr/tmp/dc$$c > /usr/tmp/dc$$frm -f /usr/tmp/dc$$ccd $D0while read ado	if [ -d $D1/"$a" ]; then             :	elif [ -f $D1/"$a" ]; then             file $D1/"$a" | fgrep -s archive             # archive file             if [ $? -eq 0 ]; then                mkdir /usr/tmp/dc$$.1; cd /usr/tmp/dc$$.1; ar x ${here1}$D1/"$a"                mkdir /usr/tmp/dc$$.2; cd /usr/tmp/dc$$.2; ar x ${here2}$D2/"$a"                rm -f /usr/tmp/dc$$.1/*SYMDEF /usr/tmp/dc$$.2/*SYMDEF                $cmd /usr/tmp/dc$$.1 /usr/tmp/dc$$.2 > /usr/tmp/dc$$.diffs                if [  -s /usr/tmp/dc$$.diffs ]; then                    echo "different    $a"                    sed "s/^/             /" /usr/tmp/dc$$.diffs                fi                cd $D0                rm -rf /usr/tmp/dc$$.1 /usr/tmp/dc$$.2 /usr/tmp/dc$$.diffs             # non-archive file	     else cmp -s $D1/"$a" $D2/"$a"                 if [ $? -ne 0 ]; then                     echo "different    $a"                 fi              fi		fidone < /usr/tmp/dc$$f rm -f /usr/tmp/dc$$*