From: Thomas Booker <tw.booker@outlook.com>
Date: Mon, 23 Jun 2025 06:13:08 +0000 (+1200)
Subject: tools: Set XDG_DATA_DIRS inside toolbox run script
X-Git-Tag: archive/raspbian/50.5-1+rpi1~1^2~124^2^2~27
X-Git-Url: https://dgit.raspbian.org/%22http://www.example.com/cgi/%22/%22http:/www.example.com/cgi/%22?a=commitdiff_plain;h=15a7371f924f1835c73fc836d13f264212f4f83a;p=gnome-shell.git

tools: Set XDG_DATA_DIRS inside toolbox run script

Some host OSes (like NixOS) have a weird $XDG_DATA_DIRS environment
variable that gets inherited into the toolbox and brakes GSettings schemas.
Address this by appending the default /usr/share to $XDG_DATA_DIRS if
necessary.

Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/3761>
---

diff --git a/tools/toolbox/run-gnome-shell.sh b/tools/toolbox/run-gnome-shell.sh
index 23b1186b5..a74c41eb4 100755
--- a/tools/toolbox/run-gnome-shell.sh
+++ b/tools/toolbox/run-gnome-shell.sh
@@ -64,6 +64,13 @@ TOOLBOX=$DEFAULT_TOOLBOX
 SHELL_ENV=(XDG_CURRENT_DESKTOP=GNOME)
 SHELL_ARGS=()
 
+# Some host OSes (like NixOS) have a weird $XDG_DATA_DIRS environment variable
+# that breaks GSettings schemas. Make sure it is set to something sensible.
+if [[ ! :$XDG_DATA_DIRS: =~ :/usr/share/?: ]]
+then
+  SHELL_ENV+=(XDG_DATA_DIRS=$XDG_DATA_DIRS:/usr/share/)
+fi
+
 TEMP=$(getopt \
  --name $(basename $0) \
  --options '20t:vh' \