From 5620b7ccad9447c8335e56587bcbe7630ab1e592 Mon Sep 17 00:00:00 2001
From: Thiago Kenji Okada <thiagokokada@gmail.com>
Date: Sun, 2 Oct 2022 21:56:38 +0100
Subject: [PATCH] libretro.mame{2015,2016}: disable enableParallelBuilding
 again

---
 pkgs/applications/emulators/retroarch/cores.nix | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/pkgs/applications/emulators/retroarch/cores.nix b/pkgs/applications/emulators/retroarch/cores.nix
index 3d35337cccc9..a26c13b870f7 100644
--- a/pkgs/applications/emulators/retroarch/cores.nix
+++ b/pkgs/applications/emulators/retroarch/cores.nix
@@ -501,6 +501,7 @@ in
     extraNativeBuildInputs = [ python3 ];
     extraBuildInputs = [ alsa-lib ];
     makefile = "Makefile";
+    enableParallelBuilding = false;
   };
 
   mame2016 = mkLibRetroCore {
@@ -510,11 +511,7 @@ in
     extraNativeBuildInputs = [ python3 ];
     extraBuildInputs = [ alsa-lib ];
     makeFlags = [ "PYTHON_EXECUTABLE=python3" ];
-    preBuild = ''
-      # Prevent the failure during the parallel building of:
-      # make -C 3rdparty/genie/build/gmake.linux -f genie.make obj/Release/src/host/lua-5.3.0/src/lgc.o
-      mkdir -p 3rdparty/genie/build/gmake.linux/obj/Release/src/host/lua-5.3.0/src
-    '';
+    enableParallelBuilding = false;
   };
 
   melonds = mkLibRetroCore {