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@alvarolm
alvarolm / ask.sh
Created May 27, 2016
Bash: General-purpose Yes/No prompt function ("ask")
View ask.sh
# This is a general-purpose function to ask Yes/No questions in Bash, either
# with or without a default answer. It keeps repeating the question until it
# gets a valid answer.
ask() {
# http://djm.me/ask
while true; do
if [ "${2:-}" = "Y" ]; then
prompt="Y/n"
@alvarolm
alvarolm / ask.sh
Created May 27, 2016
Bash: General-purpose Yes/No prompt function ("ask")
View ask.sh
# This is a general-purpose function to ask Yes/No questions in Bash, either
# with or without a default answer. It keeps repeating the question until it
# gets a valid answer.
ask() {
# http://djm.me/ask
while true; do
if [ "${2:-}" = "Y" ]; then
prompt="Y/n"