#!/bin/bash
TARGET_HEX="$1"
MAX_SIZE="$2"
HEX_SIZE="$(cut -c12- < $TARGET_HEX | tr -d \\n | tr -d \\r | wc -c | awk '{print $1/2}')"
if [ $HEX_SIZE -gt $MAX_SIZE ]
then
  echo "Sketch size is ${HEX_SIZE} bytes and maximum allowed is ${MAX_SIZE} bytes; see http://www.arduino.cc/en/Guide/Troubleshooting#size for tips on reducing it." 1>&2
  exit 1
fi