local testname=`basename $0 .sh`
plot_cmds | sed -e "/set title/ s/[\"']\(.*\)[\"']/\"\1\\\\n($kvers)\"/" > plot.gp
+ if [[ ! -s plot.gp ]]; then return; fi
if [ -z "$OPT_NO_X11" ]; then
echo "set terminal x11 enhanced; $(< plot.gp)" | gnuplot -persist
fi