From 23d1c7f4749c44f25817adcb418aaad476213eef Mon Sep 17 00:00:00 2001
From: Maximilian Bosch <maximilian@mbosch.me>
Date: Sun, 21 May 2017 16:30:53 +0200
Subject: [PATCH] services.logind: add options for lid-switch behavior

---
 nixos/modules/system/boot/systemd.nix | 28 +++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/nixos/modules/system/boot/systemd.nix b/nixos/modules/system/boot/systemd.nix
index f798862513cb..00d6d370dd75 100644
--- a/nixos/modules/system/boot/systemd.nix
+++ b/nixos/modules/system/boot/systemd.nix
@@ -396,6 +396,11 @@ let
         '';
     };
 
+  logindHandlerType = types.enum [
+    "ignore" "poweroff" "reboot" "halt" "kexec" "suspend"
+    "hibernate" "hybrid-sleep" "lock"
+  ];
+
 in
 
 {
@@ -595,6 +600,27 @@ in
       '';
     };
 
+    services.logind.lidSwitch = mkOption {
+      default = "suspend";
+      example = "ignore";
+      type = logindHandlerType;
+
+      description = ''
+        Specifies what to be done when the laptop lid is closed.
+      '';
+    };
+
+    services.logind.lidSwitchDocked = mkOption {
+      default = "ignore";
+      example = "suspend";
+      type = logindHandlerType;
+
+      description = ''
+        Specifies what to be done when the laptop lid is closed
+        and another screen is added.
+      '';
+    };
+
     systemd.user.extraConfig = mkOption {
       default = "";
       type = types.lines;
@@ -721,6 +747,8 @@ in
       "systemd/logind.conf".text = ''
         [Login]
         KillUserProcesses=no
+        HandleLidSwitch=${config.services.logind.lidSwitch}
+        HandleLidSwitchDocked=${config.services.logind.lidSwitchDocked}
         ${config.services.logind.extraConfig}
       '';