From 631261091149fb213e6d328209b378816191ab2b Mon Sep 17 00:00:00 2001
From: Ricardo Ardissone <ricardo.ardissone@gmail.com>
Date: Mon, 11 Apr 2016 08:38:54 -0300
Subject: [PATCH] mygui: add withOgre argument

---
 pkgs/development/libraries/mygui/default.nix | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/libraries/mygui/default.nix b/pkgs/development/libraries/mygui/default.nix
index 2fa62ced2d5..0a076239b6b 100644
--- a/pkgs/development/libraries/mygui/default.nix
+++ b/pkgs/development/libraries/mygui/default.nix
@@ -1,9 +1,10 @@
-{stdenv, fetchFromGitHub, libX11, unzip, ogre, cmake, ois, freetype, libuuid, boost, pkgconfig}:
+{  stdenv, fetchFromGitHub, libX11, unzip, cmake, ois, freetype, libuuid,
+   boost, pkgconfig, lib, withOgre ? true, ogre ? null } :
 
 stdenv.mkDerivation rec {
   name = "mygui-${version}";
   version = "3.2.2";
-  
+
   src = fetchFromGitHub {
     owner = "MyGUI";
     repo = "mygui";
@@ -13,7 +14,11 @@ stdenv.mkDerivation rec {
 
   enableParallelBuilding = true;
 
-  buildInputs = [ libX11 unzip ogre cmake ois freetype libuuid boost pkgconfig ];
+
+  buildInputs = [ libX11 unzip cmake ois freetype libuuid boost pkgconfig ]
+                ++ lib.optional withOgre [ ogre ];
+
+  cmakeFlags = lib.optional (! withOgre) ["-DMYGUI_RENDERSYSTEM=1" "-DMYGUI_BUILD_DEMOS=OFF" "-DMYGUI_BUILD_TOOLS=OFF" "-DMYGUI_BUILD_PLUGINS=OFF"];
 
   meta = {
     homepage = http://mygui.info/;