From 31fc13cf0360e2d9d75cd7f44d8e7c7d4f4f4648 Mon Sep 17 00:00:00 2001
From: Stefan Agner <stefan@agner.ch>
Date: Sat, 12 Sep 2020 09:07:03 +0200
Subject: [PATCH] Resize serial terminal on login (#860) (#863)

The new readline utilty used by the CLI add-on requires the size of the
terminal to be set. Use the resize command to initialize terminal size
on login if we are running on a serial terminal.
---
 buildroot-external/rootfs-overlay/usr/sbin/hassos-cli | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/buildroot-external/rootfs-overlay/usr/sbin/hassos-cli b/buildroot-external/rootfs-overlay/usr/sbin/hassos-cli
index d3b018b5b..ddfbca0df 100755
--- a/buildroot-external/rootfs-overlay/usr/sbin/hassos-cli
+++ b/buildroot-external/rootfs-overlay/usr/sbin/hassos-cli
@@ -3,6 +3,12 @@
 # Run logging cli
 # ==============================================================================
 
+# Setup terminal size on serial console
+if [ "${TERM}" = "vt220" ] || [ "${TERM}" = "vt102" ] || \
+   [ "${TERM}" = "vt100" ]; then
+	resize
+fi
+
 # Run CLI container
 if [ "$(docker ps -q -f name=hassio_cli)" ]; then
     docker container exec \