#!/bin/bash
  

  base=`dirname $0`
  cd $base

  data=$(dmesg | grep ttyACM | cut -f 7 -d " " | cut -f 1 -d : )
  code=$(echo $data | cut -f 1 -d " ")

  port=$(pwd | cut -c 17)
  let port--

  dev="/dev/ttyACM"
  name="$dev$port"
  commande=$(udevadm info --name=$name --attribute-walk | egrep "idVendor|idProduct|serial")
  idProduct=$(echo $commande | cut -f 1 -d " ")
  idVendor=$(echo $commande | cut -f 2 -d " ")
  serial=$(echo $commande | cut -f 3 -d " ")

  newdev="ttyPR"
  newname="$newdev$port"

  rule="SUBSYSTEM==\"tty\", $serial, $idVendor, $idProduct, SYMLINK+=\"$newname\""

  echo $rule >> /etc/udev/rules.d/usb-serial.rules

  udevadm trigger