function proceed_prompt () {
read -p "Proceed? [Y/n]" -n 1 -r
if [[ -z $REPLY ]]; then
return 0
elif [[ $REPLY =~ ^[Yy]$ ]]; then
echo # move to a new line
return 0
else
echo # move to a new line
return 1
fi
}
proceed_prompt || { echo "Aborting"; return; }