From 9e2993e75a4c74c381706631c8a0c60940b08046 Mon Sep 17 00:00:00 2001
From: Will Dietz <w@wdtz.org>
Date: Tue, 6 Feb 2018 12:57:52 -0600
Subject: [PATCH] diff-pdf: Try to fix darwin build

---
 pkgs/applications/misc/diff-pdf/default.nix | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/pkgs/applications/misc/diff-pdf/default.nix b/pkgs/applications/misc/diff-pdf/default.nix
index d6eed6d6033..467c2b3c2d5 100644
--- a/pkgs/applications/misc/diff-pdf/default.nix
+++ b/pkgs/applications/misc/diff-pdf/default.nix
@@ -1,5 +1,12 @@
-{ stdenv, fetchFromGitHub, autoconf, automake, pkgconfig, cairo, poppler, wxGTK }:
+{ stdenv, fetchFromGitHub, autoconf, automake, pkgconfig, cairo, poppler, wxGTK ? null, wxmac ? null, darwin ? null }:
 
+let
+  wxInputs =
+    if stdenv.isDarwin then
+      [ wxmac darwin.apple_sdk.frameworks.Cocoa ]
+    else
+      [ wxGTK ];
+in
 stdenv.mkDerivation rec {
   name = "diff-pdf-${version}";
   version = "2017-12-30";
@@ -12,7 +19,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [ autoconf automake pkgconfig ];
-  buildInputs = [ cairo poppler wxGTK ];
+  buildInputs = [ cairo poppler ] ++ wxInputs;
 
   preConfigure = "./bootstrap";