# $Id$
if [ -z "$PKG_INSTALL_ROOT" -o "$PKG_INSTALL_ROOT" = "/" ]; then
	PARAM=""
else
	PARAM="-R $PKG_INSTALL_ROOT"
fi

# find the most recent R package
CR=`pkginfo -x $PARAM 'LNFr.*' 2>/dev/null | \
	awk '{ PKG=$1; getline; split($2,VER,"\."); X=(VER[1]*10000)+(VER[2]*100)+VER[3]; print PKG, X }' | \
	sort -k2n | tail -1 | cut -f1 -d\  `

if [ -n "$CR" ]; then
	VER=`pkgparam $PARAM $CR VERSION`
	DIR=`pkgparam $PARAM $CR BASEDIR`
	echo "R_DIR=$DIR/R-$VER" >>$1
else
	echo "No installed LNFr instance found."
	exit 3 
fi