bin/Bwait

#!/bin/sh

# run B but then wait for the file to change.
# great to set as $EDITOR.
# the notion of a file changing is a little weak.

stat=`ls -l $1`
B "$@"
while true
do
	nstat=`ls -l $1`
	if [ "x$stat" != "x$nstat" ]
	then
		exit
	fi
done