From bcf5846e803f5925910ca657201b11993a46a1ab Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakobus=20Sch=C3=BCrz?= <jakobus.schuerz@home.arpa>
Date: Thu, 7 Nov 2024 05:26:28 +0100
Subject: [PATCH] fix tmux warning

---
 functions.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/functions.sh b/functions.sh
index 01a51ac..e2019f6 100755
--- a/functions.sh
+++ b/functions.sh
@@ -47,7 +47,9 @@ _ps1_hook() {
 _bashrc_tmp_hook() {
     if [ ! -z "${bashrctmp:-x}" ];
     then
-        tmux set-environment bashrctmp "${bashrctmp}"
+        if [ -n "${TMUX}" ]; then
+            tmux set-environment bashrctmp "${bashrctmp}"
+        fi
     fi
 }