#! /bin/sh
#
# Args: db-file-1 tag-in-file-2 db-file-2 tag-in-file-1
# (That is, each db file followed by its "owner".)
#
PATH=/home/mouse/acc/bin:"$PATH"
case $# in
	4)	;;
	*)	echo Usage: $0 db-1 owner-1 db-2 owner-2 1>&2
		exit 1
		;;
esac
#
scanfile="$1"
appfile="$3"
scantag="$4"
apptag="$2"
#
shared1 "$scanfile" "$apptag" "$appfile" "$scantag"
shared1 "$appfile" "$scantag" "$scanfile" "$apptag"