minetest: update to 5.1.0 and build on Darwin

pkgs/development/libraries/irrlicht/default.nix

···
     homepage = http://irrlicht.sourceforge.net/;
     license = stdenv.lib.licenses.zlib;
     description = "Open source high performance realtime 3D engine written in C++";
-    platforms = stdenv.lib.platforms.linux;
+    platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
   };
 }

pkgs/development/libraries/irrlicht/mac.nix

···
+{ stdenv, fetchzip, libGLU, libGL, unzip, fetchFromGitHub, cmake, Cocoa, OpenGL, IOKit }:
+
+let
+  version = "1.8.4";
+
+  irrlichtZip = fetchzip {
+    name = "irrlichtZip";
+    url = "mirror://sourceforge/irrlicht/irrlicht-${version}.zip";
+    sha256 = "02sq067fn4xpf0lcyb4vqxmm43qg2nxx770bgrl799yymqbvih5f";
+  };
+
+in
+
+stdenv.mkDerivation rec {
+  pname = "irrlicht-mac";
+  inherit version;
+
+  src = fetchFromGitHub {
+		owner = "quiark";
+		repo = "IrrlichtCMake";
+		rev = "523a5e6ef84be67c3014f7b822b97acfced536ce";
+		sha256 = "10ahnry2zl64wphs233gxhvs6c0345pyf5nwa29mc6yn49x7bidi";
+  };
+
+  postUnpack = ''
+    cp -r ${irrlichtZip}/* $sourceRoot/
+    chmod -R 777 $sourceRoot
+	'';
+
+  patches = [ ./mac_device.patch ];
+  dontFixCmake = true;
+
+  cmakeFlags = [
+    "-DIRRLICHT_STATIC_LIBRARY=ON"
+    "-DIRRLICHT_BUILD_EXAMPLES=OFF"
+    "-DIRRLICHT_INSTALL_MEDIA_FILES=OFF"
+    "-DIRRLICHT_ENABLE_X11_SUPPORT=OFF"
+    "-DIRRLICHT_BUILD_TOOLS=OFF"
+  ];
+
+  nativeBuildInputs = [ cmake ];
+  buildInputs = [ unzip OpenGL Cocoa IOKit ];
+
+  meta = {
+    homepage = http://irrlicht.sourceforge.net/;
+    license = stdenv.lib.licenses.zlib;
+    description = "Open source high performance realtime 3D engine written in C++";
+    platforms = stdenv.lib.platforms.darwin;
+  };
+}

pkgs/development/libraries/irrlicht/mac_device.patch

···
+--- a/source/Irrlicht/MacOSX/CIrrDeviceMacOSX.mm
++++ b/source/Irrlicht/MacOSX/CIrrDeviceMacOSX.mm
+@@ -39,7 +39,7 @@
+ #include <IOKit/hidsystem/IOHIDUsageTables.h>
+ #else
+ /* The header was moved here in Mac OS X 10.1 */
+-#include <Kernel/IOKit/hidsystem/IOHIDUsageTables.h>
++#include <IOKit/hid/IOHIDUsageTables.h>
+ #endif
+ #include <IOKit/hid/IOHIDLib.h>
+ #include <IOKit/hid/IOHIDKeys.h>
+@@ -496,7 +496,7 @@
+ 		{
+ 			[[NSAutoreleasePool alloc] init];
+ 			[NSApplication sharedApplication];
+-			[NSApp setDelegate:(id<NSFileManagerDelegate>)[[[AppDelegate alloc] initWithDevice:this] autorelease]];
++			[NSApp setDelegate:(id<NSApplicationDelegate>)[[[AppDelegate alloc] initWithDevice:this] autorelease]];
+ 			[NSBundle loadNibNamed:@"MainMenu" owner:[NSApp delegate]];
+ 			[NSApp finishLaunching];
+ 		}

pkgs/games/minetest/default.nix

···
 { stdenv, fetchFromGitHub, cmake, irrlicht, libpng, bzip2, curl, libogg, jsoncpp
 , libjpeg, libXxf86vm, libGLU, libGL, openal, libvorbis, sqlite, luajit
 , freetype, gettext, doxygen, ncurses, graphviz, xorg, gmp, libspatialindex
-, leveldb, postgresql, hiredis
+, leveldb, postgresql, hiredis, libiconv, OpenGL, OpenAL ? openal, Carbon, Cocoa
 }:
 
 with stdenv.lib;
···
     ] ++ optionals buildClient [
       "-DOpenGL_GL_PREFERENCE=GLVND"
     ];
+    
+    patches = [ ./fix_wordsize_confusion.patch ];
 
     NIX_CFLAGS_COMPILE = "-DluaL_reg=luaL_Reg"; # needed since luajit-2.1.0-beta3
 
···
     buildInputs = [
       irrlicht luajit jsoncpp gettext freetype sqlite curl bzip2 ncurses
       gmp libspatialindex
+    ] ++ optionals stdenv.isDarwin [ 
+      libiconv OpenGL OpenAL Carbon Cocoa
     ] ++ optionals buildClient [
       libpng libjpeg libGLU libGL openal libogg libvorbis xorg.libX11 libXxf86vm
     ] ++ optionals buildServer [
···
       homepage = http://minetest.net/;
       description = "Infinite-world block sandbox game";
       license = licenses.lgpl21Plus;
-      platforms = platforms.linux;
+      platforms = platforms.linux ++ platforms.darwin;
       maintainers = with maintainers; [ pyrolagus fpletz ];
     };
   };

pkgs/games/minetest/disable_fixup.patch

···
+--- a/src/CMakeLists.txt
++++ b/src/CMakeLists.txt
+@@ -802,7 +802,6 @@
+ 		install(CODE "
+ 			set(BU_CHMOD_BUNDLE_ITEMS ON)
+ 			include(BundleUtilities)
+-			fixup_bundle(\"\${CMAKE_INSTALL_PREFIX}/${BUNDLE_PATH}\" \"\" \"\${CMAKE_INSTALL_PREFIX}/${BINDIR}\")
+ 		" COMPONENT Runtime)
+ 	endif()
+ 

pkgs/games/minetest/fix_wordsize_confusion.patch

···
+--- a/src/main.cpp
++++ b/src/main.cpp
+@@ -17,6 +17,7 @@
+ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+ 
++#include <cstdint>
+ #include "irrlicht.h" // createDevice
+ #include "irrlichttypes_extrabloated.h"
+ #include "chat_interface.h"

pkgs/top-level/all-packages.nix

···
 
   ip2location-c = callPackage ../development/libraries/ip2location-c { };
 
-  irrlicht = callPackage ../development/libraries/irrlicht { };
+  irrlicht = if !stdenv.isDarwin then
+    callPackage ../development/libraries/irrlicht { }
+  else callPackage ../development/libraries/irrlicht/mac.nix {
+    inherit (darwin.apple_sdk.frameworks) Cocoa OpenGL IOKit;
+  };
 
   isocodes = callPackage ../development/libraries/iso-codes { };
 
···
 
   multimc = libsForQt5.callPackage ../games/multimc { };
 
-  inherit (callPackages ../games/minetest { })
+  inherit (callPackages ../games/minetest {
+	inherit (darwin) libiconv;
+    inherit (darwin.apple_sdk.frameworks) OpenGL OpenAL Carbon Cocoa;
+  })
     minetestclient_4 minetestserver_4
     minetestclient_5 minetestserver_5;