#!/bin/bash
#
# Shows how arguments passed to a script
#   can be processed.
# The first argument of a script is $1
#

# test if the first argument on the command line is undefined (does not exist)
#if [ -z "$1" ]; then
#    echo usage: $0 directory
#    exit
#fi

if [ $# -lt 1 ]; then
    echo usage: $0 directory
    exit
fi

echo "Number of arguments: $#"

echo "Argument values: $*"

SRCD=$1

TGTD="/var/backups/"

OF=home-$(date +%Y%m%d).tgz

echo Create a backup file as $TGTD$OF for $SRCD