#!/bin/bash
# Thu Feb 19 00:05:22 EST 2004
# NAME: popstat1
# Copyright 2004, Chris F.A. Johnson
# Released under the terms of the GNU General Public License


pop3stat() {
    exec 3<>/dev/tcp/$pop/110
    read ok num x <&3
    popcmd user $user &&
    popcmd pass $pass &&
    popcmd stat
}

popcmd() {
    local IFS=${IFS}$'\r'
    cmd=$*
    echo $cmd >&3
    read ok num x <&3
    [ "$ok" = "+OK" ]
}

main() {
    ## set these variables to appropriate values
    pop=pop.your-isp.com
    user=$USER
    pass=password

    pop3stat || { echo "popcmd \"$cmd\" failed"; exit 5; }
    [ $num -eq 1 ] && _PL= || _PL=s
    echo "You have $num message$_PL"
    popcmd quit
}

main