download file

#!/bin/bash
dir=/home/king
while read line
do
my_dir="$dir/$line"
if [ ! -d "$my_dir" ];then
        echo $my_dit
        mkdir $my_dir
else
        echo "direc exist"
fi
{
wget -c -p $my_dir $line
#find m3u8 file
        while read line
        do
#loop download ts file,verify ts
                echo test
                wget -c -p $my_dir  something
        done<m3u8.index
        #merge ts file
}&
done<a.txt