[nix Boost environment] #nix #boost #cobalt

readme.md

custom built Boost 1.84 with c++20 and cobalt support

nix_boost.nix

{ pkgs ? import <nixpkgs> { } }:

let
  boost-src = {
    version = "1.84.0";
    src = pkgs.fetchurl {
      url = "https://archives.boost.io/release/1.84.0/source/boost_1_84_0.tar.bz2";
      sha256 = "cc4b893acf645c9d4b698e9a0f08ca8846aa5d6c68275c14c3e7949c24109454";
    };
  };
  boost-build = pkgs.boost-build.override {
    stdenv = pkgs.gcc13Stdenv;
    useBoost = boost-src;
  };
  boost184 = (pkgs.boost.override {
    stdenv = pkgs.gcc13Stdenv;
    boost-build = boost-build;
    extraB2Args = [ "cxxstd=20" ];
  }).overrideAttrs
    (finalAttrs: previousAttrs: boost-src);
in

pkgs.gcc13Stdenv.mkDerivation {
  name = "boost184-nix-shell";

  nativeBuildInputs = with pkgs; [
    clang-tools_17
    cmake
  ];

  buildInputs = [
    boost184
  ];
}