Skip to content

Instantly share code, notes, and snippets.

@mitchellh

mitchellh/overlay.nix

Last active November 2, 2024 22:01
Show Gist options

  • Select an option

    Learn more about clone URLs
  • Save mitchellh/450cecda9477fa0d7bb2c72f1b672928 to your computer and use it in GitHub Desktop.

Select an option

Learn more about clone URLs
Save mitchellh/450cecda9477fa0d7bb2c72f1b672928 to your computer and use it in GitHub Desktop.
Download ZIP

Revisions

  1. mitchellh revised this gist Oct 11, 2022. 2 changed files with 6 additions and 1 deletion.
    5 changes: 5 additions & 0 deletions overlay.nix
    View file
    Original file line number Diff line number Diff line change
    @@ -11,6 +11,11 @@ in
    final: prev: rec {
    inherit pkgsIntel;

    # This always outputs x86_64 binaries. I setup binfmt_misc in my
    # system config to run x86_64 binaries on aarch64 via qemu. This
    # package properly patches all the binaries so they have the right
    # x86_64 libs and linker cross-compiled so they'll just work if
    # you have binfmt_misc setup.
    playdate-sdk = prev.callPackage ./playdate-sdk.nix {};

    # Playdate requires gcc-arm-embedded v11. I haven't tested with later
    2 changes: 1 addition & 1 deletion playdate-sdk.nix
    View file
    Original file line number Diff line number Diff line change
    @@ -5,7 +5,7 @@
    pkgsIntel,
    }: let
    # TODO: eventually, I want to do a check here if we're natively
    # on x86_64 to not cross-compile these.
    # on x86_64 to not cross-compile these and just use the built-ins.

    # Build inputs for `pdc`
    pdcInputs = with pkgsIntel; [
  2. mitchellh revised this gist Oct 11, 2022. 1 changed file with 3 additions and 1 deletion.
    4 changes: 3 additions & 1 deletion overlay.nix
    View file
    Original file line number Diff line number Diff line change
    @@ -14,6 +14,8 @@ in
    playdate-sdk = prev.callPackage ./playdate-sdk.nix {};

    # Playdate requires gcc-arm-embedded v11. I haven't tested with later
    # versions but earlier versions do NOT work.
    # versions but earlier versions do NOT work. At the time of gisting,
    # stable is 22.05 and only has gcc-arm-embedded v10. I overlay
    # nixpkgs-unstable to get v11.
    gcc-arm-embedded = final.pkgs-unstable.gcc-arm-embedded-11;
    }
  3. mitchellh revised this gist Oct 11, 2022. No changes.
  4. mitchellh created this gist Oct 11, 2022.
    19 changes: 19 additions & 0 deletions overlay.nix
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,19 @@
    let
    # Playdate distributes their SDK as precompiled x86_64 binaries
    # currently so we have to import cross-compiled packages for it
    # if we're not on an x86_64 system.
    pkgsIntel = import <nixpkgs> {
    crossSystem = {
    config = "x86_64-unknown-linux-gnu";
    };
    };
    in
    final: prev: rec {
    inherit pkgsIntel;

    playdate-sdk = prev.callPackage ./playdate-sdk.nix {};

    # Playdate requires gcc-arm-embedded v11. I haven't tested with later
    # versions but earlier versions do NOT work.
    gcc-arm-embedded = final.pkgs-unstable.gcc-arm-embedded-11;
    }
    69 changes: 69 additions & 0 deletions playdate-sdk.nix
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,69 @@
    {
    stdenv,
    lib,
    fetchurl,
    pkgsIntel,
    }: let
    # TODO: eventually, I want to do a check here if we're natively
    # on x86_64 to not cross-compile these.

    # Build inputs for `pdc`
    pdcInputs = with pkgsIntel; [
    libpng
    zlib
    ];

    # Build inputs for the simulator (excluding those from pdc)
    pdsInputs = with pkgsIntel; [
    udev
    ];

    # For native, if and when we support that:
    # "$(cat $NIX_CC/nix-support/dynamic-linker)"
    dynamicLinker = "${pkgsIntel.glibc}/lib/ld-linux-x86-64.so.2";
    in
    stdenv.mkDerivation rec {
    pname = "playdate_sdk";
    version = "1.12.3";

    src = fetchurl {
    url = "https://download.panic.com/playdate_sdk/Linux/PlaydateSDK-${version}.tar.gz";
    sha256 = "6QZb7Ie6LaSAa5fK8qjDGSWt4AzgCimFo2IGp685XWo=";
    };

    buildInputs = pdcInputs;

    dontFixup = true;

    installPhase = ''
    runHook preInstall
    # Get our new root
    root=$out/opt/playdate-sdk-${version}
    # Everything else
    mkdir -p $out/opt/playdate-sdk-${version}
    cp -r ./ $out/opt/playdate-sdk-${version}
    ln -s $root $out/opt/playdate-sdk
    # Setup dependencies and interpreter
    patchelf \
    --set-interpreter "${dynamicLinker}" \
    --set-rpath "${lib.makeLibraryPath pdcInputs}" \
    $root/bin/pdc
    patchelf \
    --set-interpreter "${dynamicLinker}" \
    $root/bin/pdutil
    patchelf \
    --set-interpreter "${dynamicLinker}" \
    $root/bin/PlaydateSimulator
    # Binaries
    mkdir -p $out/bin
    cp $root/bin/pdc $out/bin/pdc
    cp $root/bin/pdutil $out/bin/pdutil
    cp $root/bin/PlaydateSimulator $out/bin/PlaydateSimulator
    runHook postInstall
    '';
    }