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|
{ lib
, makeWrapper
, retroarch
, symlinkJoin
, runCommand
, cores ? [ ]
, settings ? { }
}:
let
settingsPath = runCommand "declarative-retroarch.cfg"
{
value = lib.concatStringsSep "\n" (lib.mapAttrsToList (n: v: "${n} = \"${v}\"") settings);
passAsFile = [ "value" ];
}
''
cp "$valuePath" "$out"
'';
# 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 ${placeholder "out" + p}" ]) coresPath))
++ [ "--add-flags" "--appendconfig=${settingsPath}" ]
);
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";
};
}
|