nota: break and print

#!/bin/bash

filename=$1

if [[ -z "$filename" ]]; then
  echo No file
  exit
fi

totpages=$(pdfinfo $filename | grep ^Pages | sed 's/Pages:[[:space:]]*//')

echo $totpages

exit

start=1
end=`expr $start + 3`

while [ $end -lt $totpages ]; do

 echo "Doing pages :: " $start - $end

 printme=$$out$start-$end.pdf

 pdftk A=$filename cat A$start-$end output $printme && \
 lpr -P hp2200 $printme

 start=`expr $end + 1`
 end=`expr $start + 3`

 sleep 30

done

echo $start $totpages

rm -f $$out*

exit 0

sacana da impressora...