From 52ace7f214b727877bcd8f935e69f4d4c8985de4 Mon Sep 17 00:00:00 2001
From: Samuel Tyler <fosslinux@tilde.team>
Date: Wed, 2 Jan 2019 14:22:28 +1100
Subject: [PATCH] better yesno function

---
 burrow | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/burrow b/burrow
index b8604a5..ae1583c 100755
--- a/burrow
+++ b/burrow
@@ -563,13 +563,14 @@ edit_config () {
 }
 
 yesno () {
-  printf "%s [yN]" "$1"
-  read -r yn
+  old_stty_cfg=$(stty -g)
+  stty raw -echo
+  yn=$(while ! head -c 1 | grep -i '[ny]'; do true; done)
+  stty "$old_stty_cfg"
   case $yn in
     y ) result=0 ;;
     * ) result=1 ;;
   esac
-  printf "\n"
   return $result
 }