Check for new mail and unread mail count with fetchmail

checkmail

#!/bin/bash

if [ -z $2 ]; then
  count_file=/tmp/unread_count
else
  count_file=$2
fi

/usr/bin/fetchmail --check -u $1 2>/dev/null | while read line; do
  total=$(echo $line | cut -d" " -f1)
  read=$(echo $line | cut -d" " -f3 | sed 's/(//')
  unread=$(echo "$total - $read" | bc)

  echo $unread > $count_file
  notify-send $1 "new mail"
done