user_input.md

yesno() { # $1: header string; $2 : optional return variable (default - answer)
	echo
	echo -e "$yn $1"
	echo -e '  \e[36m0\e[m No'
	echo -e '  \e[36m1\e[m Yes'
	echo
	echo -e '\e[36m0\e[m / 1 ? '
	read -n 1 answer
	echo
	[[ $answer != 1 ]] && answer=0
	[[ $2 ]] && eval $2=$answer
}
setpwd() { #1 : optional return variable (default - pwd1)
	echo
	echo -e "$yn Password: "
	read -s pwd1
	echo
	echo 'Retype password: '
	read -s pwd2
	echo
	if [[ $pwd1 != $pwd2 ]]; then
		echo
		echo "$info Passwords not matched. Try again."
		setpwd
	fi
	[[ $1 ]] && eval $1=$pwd1
}