#!/bin/sh 
if [ $# -eq 0 ]; then
  echo "Usage: gnuplot-docsize docsize.1 [[docsize.2] [...]]"
  exit
fi

tempfile=/tmp/gnuplot.$$
plot="plot \"$1\" with boxes"
shift
for docsize in "$@" ; do
  plot=$plot," \"$docsize\" with boxes"
done

cat > $tempfile <<EOF
 set logscale x
 set boxwidth 0.02
 set ylabel "probability"
 set xlabel "document size"
 $plot
 pause 2
 pause -1 "hit return in this window to quit"
EOF
gnuplot $tempfile
rm $tempfile