#!/bin/bash download (){ #Download function # $1 : filename # $2 : url message "\nDownloading $1 : " http_response=$(wget --spider --server-response $2/$1 2>&1 | grep HTTP/ | tail -1 | awk ' { printf $2 }') if [[ $http_response -eq 200 ]] then wget -c --progress=dot $2/$1 2>&1 | grep --line-buffered "[0-9]\{1,3\}%" -o | awk '{printf ("\b\b\b\b%4s", $1)}' if [ $? -eq 0 ] then message " \b\b\b\b\b done\n " "ok" else message " \b\b\b\b\b error.\n" "ok" exit 1 fi else message "\b\b\b\b\b Error 404\n" "err" exit 1 fi }