From 8b45bbabaeb774afce23b3538e18d892d133f8a8 Mon Sep 17 00:00:00 2001
From: "Joshua M. Boniface" <joshua@boniface.me>
Date: Fri, 1 Sep 2023 15:41:57 -0400
Subject: [PATCH] Fix bad grep

---
 templates/install.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/templates/install.sh b/templates/install.sh
index 14dfdbd..1d5efd0 100755
--- a/templates/install.sh
+++ b/templates/install.sh
@@ -29,7 +29,7 @@ if [[ ${#active_ttys} -gt 1 ]]; then
         else
             echo "Found more than one TTY!"
             echo -n "Waiting for other TTYs to time out... "
-            sleep $(( 16 + $( grep -o '[0-9]+' <<<"${this_tty}" ) ))
+            sleep $(( 16 + $( grep -E -o '[0-9]+' <<<"${this_tty}" ) ))
             echo "done."
         fi
     else