Retroarch libretro-core-info

Author: J-Swift

flake.nix

@@ -17,7 +17,6 @@
     };
 
     nixinate = {
-      # url = "github:MatthewCroughan/nixinate";
       url = "github:J-Swift/nixinate/fix/macos-shm";
       inputs.nixpkgs.follows = "nixpkgs";
     };
@@ -37,7 +36,6 @@
         {
           apps = nixinate.nixinate.${eachSystem} self;
           devShell = import ./shell.nix { inherit pkgs; };
-          # packages.batocera = pkgs.callPackage ./packages/batocera { inherit batocera-src; };
         }
       ) //
     {
@@ -83,8 +81,6 @@
                       batocera-resolution = pkgs.callPackage ./packages/batocera/core/batocera-resolution { inherit batocera-src; };
 
                       emulationstation-batocera = pkgs.callPackage ./overlays/emulationstation-batocera { };
-
-                      batocera-shaders = pkgs.callPackage ./profiles/systems/retroarch/shaders/batocera-shaders { inherit batocera-src; };
                     })
                   ];
                 };
@@ -293,13 +289,14 @@
                       pkgs.batocera-resolution
 
                       pkgs.emulationstation-batocera
-                      pkgs.batocera-shaders
                     ];
 
                     bato.systems.psx.enable = true;
                     bato.systems.snes.enable = true;
                   }
                 ];
+
+                specialArgs = { inherit batocera-src; };
               };
         };
     };

packages/batocera/core/batocera-resolution/default.nix

@@ -2,7 +2,9 @@
 , stdenv
 , batocera-src
 
+, makeWrapper
 , pciutils
+, ffmpeg
 
 , script-type ? "xorg"
 }:
@@ -16,6 +18,10 @@ stdenv.mkDerivation (finalAttrs: {
 
   dontBuild = true;
 
+  nativeBuildInputs = [
+    makeWrapper
+  ];
+
   buildInputs = [
     pciutils
   ];
@@ -29,6 +35,8 @@ stdenv.mkDerivation (finalAttrs: {
     mkdir -p $out/bin
     install -m 0755 $batoPath/resolution/batocera-resolution.${script-type} $out/bin/batocera-resolution
     install -m 0755 $batoPath/screenshot/batocera-screenshot.${script-type} $out/bin/batocera-screenshot
+    wrapProgram $out/bin/batocera-screenshot \
+      --prefix PATH : ${lib.makeBinPath [ ffmpeg ]}
 
     mkdir -p $out/etc/X11/xorg.conf.d
     cp -prn $currentSrc/board/batocera/x86/fsoverlay/etc/X11/xorg.conf.d/20-amdgpu.conf $out/etc/X11/xorg.conf.d/20-amdgpu.conf

profiles/systems/retroarch/default.nix

@@ -1,4 +1,4 @@
-{ config, pkgs, lib, ... }:
+{ config, pkgs, lib, batocera-src, ... }:
 
 let
   cfg = config.bato.systems.retroarch;
@@ -29,6 +29,8 @@ in
       in
       [
         retro-with-cores
+        (pkgs.callPackage ./shaders/batocera-shaders { inherit batocera-src; })
+        (pkgs.callPackage ./libretro-core-info { })
       ];
   };
 }

profiles/systems/retroarch/libretro-core-info/default.nix

@@ -0,0 +1,55 @@
+{ lib
+, stdenv
+, fetchFromGitHub
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "libretro-core-info";
+
+  # NOTE: this is mirroring batocera v39 snapshot
+  version = "v1.16.0";
+  src = fetchFromGitHub {
+    owner = "libretro";
+    repo = "libretro-core-info";
+    rev = finalAttrs.version;
+    hash = "sha256-LK+iBKi5Rq/8zpOzwqql8xEUj84+mH6o5KbNCMH7sMA=";
+  };
+
+  dontBuild = true;
+
+  makeFlags = [ "PREFIX=$(out)" ];
+
+  postInstall = ''
+    currentSrc=$(pwd)
+
+    mkdir -p $out/share/libretro/info
+
+    cd $out/share/libretro/info
+    ln -sf mednafen_saturn_libretro.info      beetle-saturn_libretro.info
+    ln -sf bsnes_hd_beta_libretro.info        bsnes_hd_libretro.info
+    ln -sf genesis_plus_gx_wide_libretro.info genesisplusgx-wide_libretro.info
+    ln -sf genesis_plus_gx_libretro.info      genesisplusgx_libretro.info
+    ln -sf mame2010_libretro.info             mame0139_libretro.info
+    ln -sf mame2003_plus_libretro.info        mame078plus_libretro.info
+    ln -sf mame_libretro.info                 mess_libretro.info
+    ln -sf mupen64plus_next_libretro.info     mupen64plus-next_libretro.info
+    ln -sf mednafen_pce_fast_libretro.info    pce_fast_libretro.info
+    ln -sf mednafen_pce_libretro.info         pce_libretro.info
+    ln -sf mednafen_pcfx_libretro.info        pcfx_libretro.info
+    ln -sf snes9x2002_libretro.info           pocketsnes_libretro.info
+    ln -sf snes9x2010_libretro.info           snes9x_next_libretro.info
+    ln -sf vbam_libretro.info                 vba-m_libretro.info
+    ln -sf mednafen_vb_libretro.info          vb_libretro.info
+
+    # emuscv_libretro.info         => no info found
+    # mamevirtual_libretro.so      => no info found
+    # superflappybirds_libretro.so => no info found
+    # zc210_libretro.so            => no info found
+    # hatarib_libretro.info       => no info found
+    touch $out/share/libretro/info/emuscv_libretro.info
+    touch $out/share/libretro/info/mamevirtual_libretro.info
+    touch $out/share/libretro/info/superflappybirds_libretro.info
+    touch $out/share/libretro/info/zc210_libretro.info
+    touch $out/share/libretro/info/hatarib_libretro.info
+  '';
+})