#!/bin/sh

printhelp () {
  exit
}

while getopts "hd:" o; do case "${o}" in
  d) ARGS="$ARGS$OPTARG " ;;
  *) printhelp ;;
esac done

DMENU="dmenu"
DEFARGS="-l 15 -p"

BOOK=`ls ~/Documents/shared | $DMENU $DEFARGS \"books\" $ARGS`

[ -z "$BOOK" ] && exit 1

zathura "~/Documents/shared/$BOOK"