nixpkgs/pkgs/by-name/em/emulationstation-de/001-add-nixpkgs-retroarch-cores.patch

--- a/resources/systems/linux/es_find_rules.xml	2024-09-13 16:19:36.000000000 +0300
+++ b/resources/systems/linux/es_find_rules.xml	2024-11-26 23:08:49.204498848 +0200
@@ -41,6 +41,9 @@
             <entry>/usr/lib64/libretro</entry>
             <!-- Manjaro repository -->
             <entry>/usr/lib/libretro</entry>
+            <!-- NixOS and Nixpkgs repository -->
+            <entry>/run/current-system/sw/lib/retroarch/cores</entry>
+            <entry>~/.nix-profile/lib/retroarch/cores</entry>
         </rule>
     </core>
     <emulator name="3DSEN-WINDOWS">