# *******************************************************

# This function ask for a defined text and wait for (y/n) answer.

# If no right answer was set, the function starte recusrivly again.

#

# @param $1 - The question text

# @return bool

#

function confirm () {

local txt=$1

local answer

read -p "${txt}" answer

case $answer in

        [Yy]*) return 0         ;;

        [Nn]*) return 1         ;;

                *) echo -e "Please answer yes(y) or no(n).\n"; confirm "${txt}" ;;

esac

}