ChenYilong

sh -c 'read -r -p "Have you quit your Xcode? [y/N] " response 
if [[ "$response" =~ ^([yY][eE][sS]|[yY])$ ]] 
then 
echo "yes, I have quit my Xcode";
else 
echo "please quit your Xcode";
fi;'; 
df -k .;
df -h . | awk 'NR==2{printf "Disk count before clean: %s\n", $4}';
sh -c ' echo "----------------------<start>----------------------";';