#!/usr/bin/env bash

while getopts ":h" option; do
   case $option in
      h) # display Help
	   echo "script that compares the differences between two netcdf files."
	   echo "two arguments are the paths to two files to compare"
         exit;;
   esac
done

tempfile1=$(mktemp)
tempfile2=$(mktemp)

ncdump $1 >> ${tempfile1}
ncdump $2 >> ${tempfile2}

diff  ${tempfile1} ${tempfile2}

rm ${tempfile1}
rm ${tempfile2}