nixpkgs/pkgs/applications/emulators/retroarch/wrapper.nix
2022-12-22 12:42:08 +00:00

48 lines
1.2 KiB
Nix

{ lib
, stdenv
, makeWrapper
, retroarch
, symlinkJoin
, cores ? [ ]
}:
let
# All cores should be located in the same path after symlinkJoin,
# but let's be safe here
coresPath = lib.lists.unique (map (c: c.libretroCore) cores);
wrapperArgs = lib.strings.escapeShellArgs
(lib.lists.flatten
(map (p: [ "--add-flags" "-L ${placeholder "out" + p}" ]) coresPath));
in
symlinkJoin {
name = "retroarch-with-cores-${lib.getVersion retroarch}";
paths = [ retroarch ] ++ cores;
nativeBuildInputs = [ makeWrapper ];
passthru = {
inherit cores;
unwrapped = retroarch;
};
postBuild = ''
# remove core specific binaries
find $out/bin -name 'retroarch-*' -type l -delete
# wrap binary to load cores from the proper location(s)
wrapProgram $out/bin/retroarch ${wrapperArgs}
'';
meta = with retroarch.meta; {
inherit changelog description homepage license maintainers platforms;
longDescription = ''
RetroArch is the reference frontend for the libretro API.
''
+ lib.optionalString (cores != [ ]) ''
The following cores are included: ${lib.concatStringsSep ", " (map (c: c.core) cores)}
'';
mainProgram = "retroarch";
};
}