From 77d33f77d7cffa9e53c780398ae0fadc8dd0eda5 Mon Sep 17 00:00:00 2001
From: Tobias Geerinckx-Rice <tobias.geerinckx.rice@gmail.com>
Date: Sun, 26 Jul 2015 23:32:43 +0200
Subject: [PATCH] nixos: redshift service: add extraOptions

---
 nixos/modules/services/x11/redshift.nix | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/nixos/modules/services/x11/redshift.nix b/nixos/modules/services/x11/redshift.nix
index 99d19f6ab151..f164b47fc869 100644
--- a/nixos/modules/services/x11/redshift.nix
+++ b/nixos/modules/services/x11/redshift.nix
@@ -47,6 +47,13 @@ in {
         type = types.str;
       };
     };
+
+    services.redshift.extraOptions = mkOption {
+      type = types.listOf types.str;
+      default = [];
+      example = [ "-v" "-m randr" ];
+      description = "Additional command-line arguments to pass to the redshift(1) command";
+    };
   };
 
   config = mkIf cfg.enable {
@@ -59,7 +66,8 @@ in {
         ${pkgs.redshift}/bin/redshift \
           -l ${cfg.latitude}:${cfg.longitude} \
           -t ${toString cfg.temperature.day}:${toString cfg.temperature.night} \
-          -b ${toString cfg.brightness.day}:${toString cfg.brightness.night}
+          -b ${toString cfg.brightness.day}:${toString cfg.brightness.night} \
+          ${cfg.extraOptions}
       '';
       environment = { DISPLAY = ":0"; };
       serviceConfig.Restart = "always";