From e1cc156f721a130101b4adb2c6b772b51a09821a Mon Sep 17 00:00:00 2001
From: Yegor Timoshenko <yegortimoshenko@gmail.com>
Date: Sat, 30 Sep 2017 16:32:56 +0000
Subject: [PATCH] mednaffe: GTK3, correct license, find mednafen w/o patching
 source

---
 pkgs/misc/emulators/mednaffe/default.nix | 23 ++++++++++++-----------
 pkgs/top-level/all-packages.nix          |  4 +++-
 2 files changed, 15 insertions(+), 12 deletions(-)

diff --git a/pkgs/misc/emulators/mednaffe/default.nix b/pkgs/misc/emulators/mednaffe/default.nix
index a72192b1fcfc..c62d9c90ca79 100644
--- a/pkgs/misc/emulators/mednaffe/default.nix
+++ b/pkgs/misc/emulators/mednaffe/default.nix
@@ -1,4 +1,7 @@
-{ stdenv, fetchFromGitHub, autoreconfHook, pkgconfig, gtk2, mednafen }:
+{ stdenv, fetchFromGitHub, makeWrapper, autoreconfHook, pkgconfig, wrapGAppsHook
+, gtk2 ? null, gtk3 ? null, mednafen }:
+
+with stdenv.lib;
 
 stdenv.mkDerivation rec {
   name = "mednaffe-${version}";
@@ -11,19 +14,17 @@ stdenv.mkDerivation rec {
     sha256 = "13l7gls430dcslpan39k0ymdnib2v6crdsmn6bs9k9g30nfnqi6m";
   };
 
-  patchPhase = ''
-    substituteInPlace src/mednaffe.c \
-      --replace 'binpath = NULL' 'binpath = "${mednafen}/bin/mednafen"'
-  '';
+  nativeBuildInputs = [ autoreconfHook makeWrapper pkgconfig wrapGAppsHook ];
+  buildInputs = [ gtk2 gtk3 mednafen ];
 
-  nativeBuildInputs = [ autoreconfHook pkgconfig ];
-  buildInputs = [ gtk2 mednafen ];
+  configureFlags = [ (enableFeature (gtk3 != null) "gtk3") ];
+  postInstall = "wrapProgram $out/bin/mednaffe --set PATH ${mednafen}/bin";
 
-  meta = with stdenv.lib; {
-    description = "A GTK based frontend for mednafen";
+  meta = {
+    description = "GTK-based frontend for mednafen emulator";
     homepage = https://github.com/AmatCoder/mednaffe;
-    license = licenses.gpl3;
-    maintainers = with maintainers; [ sheenobu ];
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ sheenobu yegortimoshenko ];
     platforms = platforms.linux;
   };
 }
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index da57a8eda064..fc06c48ae49d 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -3265,7 +3265,9 @@ with pkgs;
 
   mednafen-server = callPackage ../misc/emulators/mednafen/server.nix { };
 
-  mednaffe = callPackage ../misc/emulators/mednaffe/default.nix { };
+  mednaffe = callPackage ../misc/emulators/mednaffe/default.nix {
+    gtk2 = null;
+  };
 
   megacli = callPackage ../tools/misc/megacli { };