#!/bin/sh

if [ $# -eq 0 ]
then
  echo "$(basename $0) [-w|-c|-l|-L]? file.pdf+"
  echo "\t-w : count words"
  echo "\t-c : count characters"
  echo "\t-l : count lines"
  echo "\t-L : maximum line length"
  exit 1
fi

wcopt=""

for i in -w -c -l -L
do
  [ "$1" = "$i" ] && wcopt="$wcopt $i" && shift
done

pdftotext $* - | egrep -E '\w\w\w+' | wc $wcopt