From 9a40e48d87a07da2d7770e31caf475ea64c161d2 Mon Sep 17 00:00:00 2001
From: Gabriel Ebner <gebner@gebner.org>
Date: Sun, 16 Jun 2019 12:00:09 +0200
Subject: [PATCH] opencascade-occt: remove unused depdendencies

---
 .../libraries/opencascade-occt/default.nix    | 30 +++++--------------
 1 file changed, 8 insertions(+), 22 deletions(-)

diff --git a/pkgs/development/libraries/opencascade-occt/default.nix b/pkgs/development/libraries/opencascade-occt/default.nix
index 2d1e0ffb2005..83b1cfc2addf 100644
--- a/pkgs/development/libraries/opencascade-occt/default.nix
+++ b/pkgs/development/libraries/opencascade-occt/default.nix
@@ -1,22 +1,10 @@
-{ stdenv
-, fetchurl
-, cmake
-, tcl
-, tk
-, vtk
-, mesa_glu
-, libXext
-, libXmu
-, libXi
-, doxygen
-}:
+{ stdenv, fetchurl, fetchpatch, cmake, ninja, tcl, tk,
+  libGL, libGLU, libXext, libXmu, libXi }:
 
-let version = "7.3.0p3";
-    commit = "V${builtins.replaceStrings ["."] ["_"] version}";
-
-in stdenv.mkDerivation {
-
-  name = "opencascade-occt-${version}";
+stdenv.mkDerivation rec {
+  pname = "opencascade-occt";
+  version = "7.3.0p3";
+  commit = "V${builtins.replaceStrings ["."] ["_"] version}";
 
   src = fetchurl {
     name = "occt-${commit}.tar.gz";
@@ -24,10 +12,8 @@ in stdenv.mkDerivation {
     sha256 = "0k9c3ypcnjcilq1dhsf6xxbd52gyq4h5rchvp30k3c8ph4ris5pz";
   };
 
-  nativeBuildInputs = [ cmake ];
-  buildInputs = [ tcl tk vtk mesa_glu libXext libXmu libXi doxygen ];
-
-  enableParallelBuilding = true;
+  nativeBuildInputs = [ cmake ninja ];
+  buildInputs = [ tcl tk libGL libGLU libXext libXmu libXi ];
 
   meta = with stdenv.lib; {
     description = "Open CASCADE Technology, libraries for 3D modeling and numerical simulation";