From fb9619ca03f4057c8a03daa131bd8ba8fa5a48cb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mateusz=20Go=C5=82=C4=99biewski?= <mateusz@golebiewski.me>
Date: Sat, 16 Feb 2019 23:56:22 +0100
Subject: [PATCH] nixos/logind: Add option for HandleLidSwitchExternalPower

The default according to `man logind.conf` is to perform the same action as in
HandleLidSwitch.
---
 nixos/modules/system/boot/systemd.nix | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/nixos/modules/system/boot/systemd.nix b/nixos/modules/system/boot/systemd.nix
index 58812bf33d9..9fdef0251d7 100644
--- a/nixos/modules/system/boot/systemd.nix
+++ b/nixos/modules/system/boot/systemd.nix
@@ -650,6 +650,18 @@ in
       '';
     };
 
+    services.logind.lidSwitchExternalPower = mkOption {
+      default = config.services.logind.lidSwitch;
+      example = "ignore";
+      type = logindHandlerType;
+
+      description = ''
+        Specifies what to do when the laptop lid is closed and the system is
+        on external power. By default use the same action as specified in
+        services.logind.lidSwitch.
+      '';
+    };
+
     systemd.user.extraConfig = mkOption {
       default = "";
       type = types.lines;
@@ -797,6 +809,7 @@ in
         KillUserProcesses=${if config.services.logind.killUserProcesses then "yes" else "no"}
         HandleLidSwitch=${config.services.logind.lidSwitch}
         HandleLidSwitchDocked=${config.services.logind.lidSwitchDocked}
+        HandleLidSwitchExternalPower=${config.services.logind.lidSwitchExternalPower}
         ${config.services.logind.extraConfig}
       '';