bash parse cmd args

parse_cmdargs.sh

usage()
{
  echo "Usage: $0 <options>"
}

parse_cmdargs()
{
    # -s | --server is the short and long option to be parsed
    # Remember to specify : in cases where argument is nessary both in short and long options
    OPTS=`getopt -o s: --long server:xyz: -n 'parse-options' -- "$@"`
    eval set -- "$OPTS"
    while true; do
        case "$1" in
            -s | --server ) SRV_IP="$2"; shift 2;;
            --xyz ) XYZ="$2"; shift 2;;
            -- ) shift; break ;;
            * ) break ;;
        esac
    done
    [[ "$SRV_IP" == "" ]] && usage
    echo "Server IP:$SRV_IP"
    echo "XYZ:$XYZ"
}