From 47aa44ba3768267eba94c08dcbdd9502431bb018 Mon Sep 17 00:00:00 2001
From: Vizaxo <viazxo@mailfence.com>
Date: Mon, 27 May 2019 02:18:42 +0100
Subject: [PATCH] nixos/exwm: allow custom Emacs load script

Add config option services.xserver.windowManager.exwm.loadScript,
which is passed to Emacs (as the -l option) to load after the user's init file.
---
 .../modules/services/x11/window-managers/exwm.nix  | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/nixos/modules/services/x11/window-managers/exwm.nix b/nixos/modules/services/x11/window-managers/exwm.nix
index dc1d957c170..88e13f4dbfb 100644
--- a/nixos/modules/services/x11/window-managers/exwm.nix
+++ b/nixos/modules/services/x11/window-managers/exwm.nix
@@ -5,7 +5,7 @@ with lib;
 let
   cfg = config.services.xserver.windowManager.exwm;
   loadScript = pkgs.writeText "emacs-exwm-load" ''
-    (require 'exwm)
+    ${cfg.loadScript}
     ${optionalString cfg.enableDefaultConfig ''
       (require 'exwm-config)
       (exwm-config-default)
@@ -19,6 +19,18 @@ in
   options = {
     services.xserver.windowManager.exwm = {
       enable = mkEnableOption "exwm";
+      loadScript = mkOption {
+        default = "(require 'exwm)";
+        example = literalExample ''
+          (require 'exwm)
+          (exwm-enable)
+        '';
+        description = ''
+          Emacs lisp code to be run after loading the user's init
+          file. If enableDefaultConfig is true, this will be run
+          before loading the default config.
+        '';
+      };
       enableDefaultConfig = mkOption {
         default = true;
         type = lib.types.bool;