R=/usr/630/lib
dflg=
uflg=
for i in $*
do case $i in
-d*) dflg=$i;shift;continue;;
-u) uflg=-u;shift;continue;;
*) break;;
esac
done
if test $# -eq 0
then
	$R/breader
else
if test -d $1.d
then
	cd $1.d
	name=`basename $1`
	if test -s $1.tex
	then
	$R/treader $dflg $uflg $name
	else
	$R/breader $dflg $uflg $name
	fi
else
if test -d $1
then
	F=`basename $1 .d`
	cd $1
	if test -s $F.tex
	then
	$R/treader $dflg $uflg $F
	else
	$R/breader $dflg $uflg $F
	fi	
else
	if test -s $1.tex
	then
	$R/treader $dflg $uflg $1
	else
	if test -s $1
	then
	$R/breader $dflg $uflg $1
	else echo "can't find " $1
	fi
	fi
fi
fi
fi
