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{ lib
, stdenv
, fetchFromGitHub
, SDL2
, libX11
, libXext
, guiBackend ? "sdl"
, enableSDL ? guiBackend == "sdl"
, enableX11 ? guiBackend == "x11"
}:
assert lib.assertMsg (builtins.elem guiBackend ["sdl" "x11" "none"]) "Unsupported GUI backend";
assert lib.assertMsg (!(enableSDL && enableX11)) "RVVM can have only one GUI backend at a time";
assert lib.assertMsg (stdenv.isDarwin -> !enableX11) "macOS supports only SDL GUI backend";
stdenv.mkDerivation rec {
pname = "rvvm";
version = "0.6";
src = fetchFromGitHub {
owner = "LekKit";
repo = "RVVM";
rev = "v${version}";
sha256 = "sha256-5nSlKyWDAx0EeKFzzwP5+99XuJz9BHXEF1WNkRMLa9U=";
};
buildInputs = []
++ lib.optionals enableSDL [ SDL2 ]
++ lib.optionals enableX11 [ libX11 libXext ];
enableParallelBuilding = true;
buildFlags = [ "all" "lib" ];
makeFlags = [ "PREFIX=$(out)" ]
++ lib.optional enableSDL "USE_SDL=2" # Use SDL2 instead of SDL1
++ lib.optional (!enableSDL && !enableX11) "USE_FB=0"
# work around https://github.com/NixOS/nixpkgs/issues/19098
++ lib.optional (stdenv.cc.isClang && stdenv.isDarwin) "CFLAGS=-fno-lto";
meta = with lib; {
homepage = "https://github.com/LekKit/RVVM";
description = "The RISC-V Virtual Machine";
license = with licenses; [ gpl3 /* or */ mpl20 ];
platforms = platforms.linux ++ platforms.darwin;
maintainers = with maintainers; [ kamillaova ];
mainProgram = "rvvm";
};
}
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