From 455cb9f91384bc6f2b26342e6f1ada7dcdcb5a54 Mon Sep 17 00:00:00 2001
From: sohalt <sohalt@sohalt.net>
Date: Fri, 22 Jan 2021 17:48:57 +0100
Subject: [PATCH] FreeCAD: add spacenav support

---
 pkgs/applications/graphics/freecad/default.nix | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/pkgs/applications/graphics/freecad/default.nix b/pkgs/applications/graphics/freecad/default.nix
index 1c4f05b42da..57d1f794d0f 100644
--- a/pkgs/applications/graphics/freecad/default.nix
+++ b/pkgs/applications/graphics/freecad/default.nix
@@ -1,9 +1,8 @@
 { lib, mkDerivation, fetchFromGitHub, fetchpatch, cmake, ninja, coin3d,
 xercesc, ode, eigen, qtbase, qttools, qtwebengine, qtxmlpatterns, wrapQtAppsHook,
 opencascade-occt, gts, hdf5, vtk, medfile, zlib, python3Packages, swig,
-gfortran, libXmu, soqt, libf2c, libGLU, makeWrapper, pkg-config, mpi ? null }:
-
-assert mpi != null;
+gfortran, libXmu, soqt, libf2c, libGLU, makeWrapper, pkg-config, mpi,
+spaceNavSupport ? true, libspnav, qtx11extras }:
 
 let
   pythonPackages = python3Packages;
@@ -34,7 +33,7 @@ in mkDerivation rec {
     matplotlib pycollada shiboken2 pyside2 pyside2-tools pivy python boost
     GitPython # for addon manager
     scipy pyyaml # (at least for) PyrateWorkbench
-  ]);
+  ]) ++ lib.optionals spaceNavSupport [ libspnav qtx11extras ];
 
   cmakeFlags = [
     "-DBUILD_QT5=ON"