nix-esp-rust/rust.nix

{
  pkgs ? import <nixpkgs> {},
  system ? builtins.currentSystem,
}: let
  systems_table = {
    "x86_64-linux" = {
      system = "x86_64-unknown-linux-gnu";
      hash = "1pilzw6lqygysdrklzs64vb07a3ni0pw24qklkwc5gjqwgzc4ka4";
    };
    "x86_64-darwin" = {
      system = "x86_64-apple-darwin";
      hash = "09j72xspg1bq82hk9w9ij9h17yk4lr0wfv20ybm1pah4bfxw6mha";
    };
    "aarch64-linux" = {
      system = "aarch64-unknown-linux-gnu";
      hash = "170013pw7rllqzc03i39xrwy486jllxjjh53sgnywqz0ylycx7j8";
    };
    "aarch64-darwin" = {
      system = "aarch64-apple-darwin";
      hash = "143kb7vawssg6b5h8c7k4szm43qqif3sjniwzc60avhn60zrc00j";
    };
  };
  download_system = systems_table.${system};
in
  pkgs.stdenv.mkDerivation rec {
    pname = "esp-rust";
    version = "1.81.0.0";
    srcs = [
      (builtins.fetchurl
        {
          url = "https://github.com/esp-rs/rust-build/releases/download/v${version}/rust-${version}-${download_system.system}.tar.xz";
          sha256 = download_system.hash;
        })
      (builtins.fetchurl
        {
          url = "https://github.com/esp-rs/rust-build/releases/download/v${version}.0/rust-src-${version}.tar.xz";
          sha256 = "0w7fy0biml8ddvwpmrn9js4x6vkqjhm118gxy2431fnxl97v947f";
        })
    ];
    sourceRoot = ".";

    preferLocalBuild = true;

    nativeBuildInputs = with pkgs; [
      autoPatchelfHook
    ];

    buildInputs = with pkgs; [
      stdenv.cc.cc.lib
      libz
    ];

    installPhase = ''
      runHook preInstall
      mkdir -p "$out"
      cp -R ./*/*/{bin,share,lib} "$out"
      runHook postInstall
    '';
  }