1 files changed, 19 insertions, 10 deletions
diff --git a/pkgs/games/multimc/default.nix b/pkgs/games/multimc/default.nix
index bcdd950de4a..aa32efaa940 100644
--- a/pkgs/games/multimc/default.nix
+++ b/pkgs/games/multimc/default.nix
@@ -1,21 +1,28 @@
-{ stdenv, mkDerivation, fetchFromGitHub, cmake, jdk, zlib, file, makeWrapper, xorg, libpulseaudio, qtbase }:
+{ lib, mkDerivation, fetchFromGitHub, cmake, jdk8, jdk, zlib, file, makeWrapper, xorg, libpulseaudio, qtbase, libGL }:
 
 let
-  libpath = with xorg; stdenv.lib.makeLibraryPath [ libX11 libXext libXcursor libXrandr libXxf86vm libpulseaudio ];
+  libpath = with xorg; lib.makeLibraryPath [ libX11 libXext libXcursor libXrandr libXxf86vm libpulseaudio libGL ];
 in mkDerivation rec {
   pname = "multimc";
-  version = "0.6.11";
+  version = "unstable-2021-06-21";
   src = fetchFromGitHub {
     owner = "MultiMC";
     repo = "MultiMC5";
-    rev = version;
-    sha256 = "1jkbmb4sgfk8d93f5l1vd9pkpvhq9sxacc61w0rvf5xmz0wnszmz";
+    rev = "8179a89103833805d5374399d80a4305be1b8355";
+    sha256 = "lPz6ZM7TjaixfwWMPaXijKZJQKFPrCegBhvbJ8Xg4P8=";
     fetchSubmodules = true;
   };
   nativeBuildInputs = [ cmake file makeWrapper ];
-  buildInputs = [ qtbase jdk zlib ];
+  buildInputs = [ qtbase jdk8 zlib ];
 
-  enableParallelBuilding = true;
+  patches = [ ./0001-pick-latest-java-first.patch ];
+
+  postPatch = ''
+    # hardcode jdk paths
+    substituteInPlace api/logic/java/JavaUtils.cpp \
+      --replace 'scanJavaDir("/usr/lib/jvm")' 'javas.append("${jdk}/lib/openjdk/bin/java")' \
+      --replace 'scanJavaDir("/usr/lib32/jvm")' 'javas.append("${jdk8}/lib/openjdk/bin/java")'
+  '';
 
   cmakeFlags = [ "-DMultiMC_LAYOUT=lin-system" ];
 
@@ -24,10 +31,12 @@ in mkDerivation rec {
     install -Dm755 ../application/package/linux/multimc.desktop $out/share/applications/multimc.desktop
 
     # xorg.xrandr needed for LWJGL [2.9.2, 3) https://github.com/LWJGL/lwjgl/issues/128
-    wrapProgram $out/bin/multimc --add-flags "-d \$HOME/.multimc/" --set GAME_LIBRARY_PATH /run/opengl-driver/lib:${libpath} --prefix PATH : ${jdk}/bin/:${xorg.xrandr}/bin/
+    wrapProgram $out/bin/multimc \
+      --set GAME_LIBRARY_PATH /run/opengl-driver/lib:${libpath} \
+      --prefix PATH : ${lib.makeBinPath [ xorg.xrandr ]}
   '';
 
-  meta = with stdenv.lib; {
+  meta = with lib; {
     homepage = "https://multimc.org/";
     description = "A free, open source launcher for Minecraft";
     longDescription = ''
@@ -35,6 +44,6 @@ in mkDerivation rec {
     '';
     platforms = platforms.linux;
     license = licenses.lgpl21Plus;
-    maintainers = [ maintainers.cleverca22 ];
+    maintainers = with maintainers; [ cleverca22 starcraft66 ];
   };
 }