From ee53e5785c437aa2e836c6ce3b9fbf3936bf511e Mon Sep 17 00:00:00 2001
From: Sam <30577766+Samasaur1@users.noreply.github.com>
Date: Tue, 27 Feb 2024 17:22:41 -0800
Subject: `system.startup.chime`: init

---
 modules/system/startup.nix | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 modules/system/startup.nix

(limited to 'modules/system/startup.nix')

diff --git a/modules/system/startup.nix b/modules/system/startup.nix
new file mode 100644
index 0000000..ecbef46
--- /dev/null
+++ b/modules/system/startup.nix
@@ -0,0 +1,31 @@
+{ config, lib, pkgs, ... }:
+
+let
+  cfg = config.system.startup;
+in
+
+{
+  meta.maintainers = [
+    lib.maintainers.samasaur or "samasaur"
+  ];
+
+  options = {
+    system.startup.chime = lib.mkOption {
+      type = with lib.types; nullOr bool;
+      default = null;
+      example = false;
+      description = lib.mdDoc ''
+        Whether to enable the startup chime.
+
+        By default, this option does not affect your system configuration in any way.
+        However, this means that after it has been set once, unsetting it will not
+        return to the old behavior. It will allow the setting to be controlled in
+        System Settings, though.
+      '';
+    };
+  };
+
+  config = {
+    system.nvram.variables."StartupMute" = lib.mkIf (cfg.chime != null) (if cfg.chime then "%00" else "%01");
+  };
+}
-- 
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