From 4b4d772c3b639fe59dcfd62a85b895cc210f28d0 Mon Sep 17 00:00:00 2001
From: Julien Jomier <jjomier@nvidia.com>
Date: Tue, 20 Feb 2024 13:27:43 -0500
Subject: [PATCH] Only use xhost when display is set

Signed-off-by: Julien Jomier <jjomier@nvidia.com>
---
 dev_container | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/dev_container b/dev_container
index 3191b36e7..b91a06a3f 100755
--- a/dev_container
+++ b/dev_container
@@ -433,7 +433,10 @@ launch() {
     fi
 
     # Allow connecting from docker. This is not needed for WSL2 (`SI:localuser:wslg` is added by default)
-    run_command xhost +local:docker
+    if [ -v DISPLAY ] && command -v xhost >/dev/null; then
+        run_command xhost +local:docker
+    fi
+
 
     for video_dev in $(find /dev -regex '/dev/video[0-9]+'); do
         mount_device_opt+=" --device $video_dev"