From 6e8a21057c0074576268c2efc6135f0f53124745 Mon Sep 17 00:00:00 2001
From: Chris Iverach-Brereton <civerachb@clearpathrobotics.com>
Date: Wed, 25 Sep 2024 16:31:28 -0400
Subject: [PATCH] Only copy if the file exists

---
 debian/postinst | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/debian/postinst b/debian/postinst
index 2693332..75ca99b 100644
--- a/debian/postinst
+++ b/debian/postinst
@@ -2,7 +2,9 @@
 
 PKG="turtlebot4_setup"
 
-sudo cp /etc/turtlebot4/chrony.conf /etc/chrony/chrony.conf
+if [ -f /etc/turtlebot4/chrony.conf ]; then
+    sudo cp /etc/turtlebot4/chrony.conf /etc/chrony/chrony.conf
+fi
 sudo service chrony restart
 sudo systemctl enable webserver.service
 sudo systemctl disable systemd-networkd-wait-online.service