From 22d05f8fa2bb4ed7d6371dd3d1b7b21c28c78f27 Mon Sep 17 00:00:00 2001
From: rnhmjoj <rnhmjoj@inventati.org>
Date: Wed, 22 Sep 2021 15:53:29 +0200
Subject: [PATCH] nixos/plotinus: fix evaluation

Apparently setting a variable via `environment.variables` when the same
is already present in `environment.sessionVariables` (that is merged
into the former option) creates a conflict.

For reference: this started with the change in #101274.
---
 nixos/modules/programs/plotinus.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nixos/modules/programs/plotinus.nix b/nixos/modules/programs/plotinus.nix
index e3549c79588b..2c90a41ba029 100644
--- a/nixos/modules/programs/plotinus.nix
+++ b/nixos/modules/programs/plotinus.nix
@@ -30,7 +30,7 @@ in
   ###### implementation
 
   config = mkIf cfg.enable {
-    environment.variables.XDG_DATA_DIRS = [ "${pkgs.plotinus}/share/gsettings-schemas/${pkgs.plotinus.name}" ];
+    environment.sessionVariables.XDG_DATA_DIRS = [ "${pkgs.plotinus}/share/gsettings-schemas/${pkgs.plotinus.name}" ];
     environment.variables.GTK3_MODULES = [ "${pkgs.plotinus}/lib/libplotinus.so" ];
   };
 }