From e7575622c0846dcba2fb77892aac6af3119c35e6 Mon Sep 17 00:00:00 2001
From: Jiajie Chen <c@jia.je>
Date: Fri, 8 Jul 2022 17:00:10 +0800
Subject: [PATCH] wkhtmltopdf: unbreak on darwin

Unbreak wkhtmltopdf on darwin by changing dylib paths.

Fixes issue #11861.
---
 pkgs/tools/graphics/wkhtmltopdf/default.nix | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)

diff --git a/pkgs/tools/graphics/wkhtmltopdf/default.nix b/pkgs/tools/graphics/wkhtmltopdf/default.nix
index 093ab9ad5c43..7f1e40a695e4 100644
--- a/pkgs/tools/graphics/wkhtmltopdf/default.nix
+++ b/pkgs/tools/graphics/wkhtmltopdf/default.nix
@@ -1,8 +1,8 @@
-{ mkDerivation, lib, fetchFromGitHub, qtwebkit, qtsvg, qtxmlpatterns
-, fontconfig, freetype, libpng, zlib, libjpeg
+{ stdenv, lib, fetchFromGitHub, qtwebkit, qtsvg, qtxmlpatterns
+, fontconfig, freetype, libpng, zlib, libjpeg, wrapQtAppsHook
 , openssl, libX11, libXext, libXrender }:
 
-mkDerivation rec {
+stdenv.mkDerivation rec {
   version = "0.12.6";
   pname = "wkhtmltopdf";
 
@@ -13,6 +13,10 @@ mkDerivation rec {
     sha256 = "0m2zy986kzcpg0g3bvvm815ap9n5ann5f6bdy7pfj6jv482bm5mg";
   };
 
+  nativeBuildInputs = [
+    wrapQtAppsHook
+  ];
+
   buildInputs = [
     fontconfig freetype libpng zlib libjpeg openssl
     libX11 libXext libXrender
@@ -25,6 +29,12 @@ mkDerivation rec {
     done
   '';
 
+  # rewrite library path
+  postInstall = lib.optionalString stdenv.isDarwin ''
+    install_name_tool -change libwkhtmltox.0.dylib $out/lib/libwkhtmltox.0.dylib $out/bin/wkhtmltopdf
+    install_name_tool -change libwkhtmltox.0.dylib $out/lib/libwkhtmltox.0.dylib $out/bin/wkhtmltoimage
+  '';
+
   configurePhase = "qmake wkhtmltopdf.pro INSTALLBASE=$out";
 
   enableParallelBuilding = true;
@@ -42,6 +52,6 @@ mkDerivation rec {
     '';
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ jb55 ];
-    platforms = with platforms; linux;
+    platforms = platforms.unix;
   };
 }