#!/bin/sh
if [ -z $1 ] || [ -z $2 ] || [ -z $3 ]; then echo "usage: automat server username password"; exit 1; fi 
srv=$1
usr=$2
pas=$3
mtpath=$(dirname $0)
while true; do
    $mtpath/bin/minetest --go --server $srv --name $usr --password $pas
    sleep 2
done