From 6b0d6593e802732b3d65669c0ff99b458188bdd1 Mon Sep 17 00:00:00 2001
From: Shea Levy <shea@shealevy.com>
Date: Thu, 18 Jul 2013 15:13:42 -0400
Subject: [PATCH] Create a mkEnableOption function for an extremely common
 NixOS idiom

Signed-off-by: Shea Levy <shea@shealevy.com>
---
 pkgs/lib/options.nix | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/pkgs/lib/options.nix b/pkgs/lib/options.nix
index 1fdf9ad8088d..5c896d5714c9 100644
--- a/pkgs/lib/options.nix
+++ b/pkgs/lib/options.nix
@@ -28,6 +28,13 @@ rec {
     # extraConfigs (list of possible configurations)
   };
 
+  mkEnableOption = name: mkOption {
+    default = false;
+    example = true;
+    description = "Whether to enable ${name}";
+    type = lib.types.bool;
+  };
+
   mapSubOptions = f: opt:
     if opt ? options then
       opt // {