#!/bin/bash #the following command returns the number of arguments #hint $? will be 0 if there are no errors after any bash command args=$# if [ $args -lt 2 ] then echo Usage sh T2.sh folder_path link. exit fi folder_path=$1 link=$2 mkdir $folder_path if [ $? -eq 1 ] then exit fi ln -s $folder_path $link if [ $? -eq 1 ] then exit fi