fi
        return $?
    fi
}

# Print command line usage / help
usage() {
    echo "Usage: $0 [-vdh] [-p pidfile] [-D prop] [-X prop]"
    echo "Start fess."
    echo "    -d            daemonize (run in background)"
    echo "    -p pidfile    write PID to <pidfile>"
    echo "    -h"
    echo "    --help        print command line options"
    echo "    -v            print fess version, then exit"

target_file=$(echo "$url" | sed -e "s#^file:/*#/#g")

check_command() {
  cmd=$1
  cmd_path=$(command -v "${cmd}")
  if [[ ! -e "${cmd_path}" ]] ; then
    echo "${cmd} does not exist."
    exit 1
  fi
}

if [[ x"$HOME" = "x/root" ]] ; then
  HOME=/var/lib/fess
fi

if [[ x"${cmd_type}" = "xmsoffice" ]] ; then
  check_command convert
  check_command pdftoppm
  check_command unoconv
  tmp_pdf_file=/tmp/thumbnail.$$.pdf