{ inputs = { nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable"; flake-utils.url = "github:numtide/flake-utils"; crane.url = "github:ipetkov/crane"; fenix = { url = "github:nix-community/fenix"; inputs.nixpkgs.follows = "nixpkgs"; }; }; outputs = { nixpkgs, flake-utils, fenix, crane, ... }: flake-utils.lib.eachDefaultSystem (system: let pkgs = nixpkgs.legacyPackages.${system}; # Using stable toolchain as base toolchain = with fenix.packages.${system}; combine [ minimal.rustc minimal.cargo targets.x86_64-pc-windows-gnu.latest.rust-std ]; craneLib = (crane.mkLib pkgs).overrideToolchain toolchain; # Common build inputs for both native and cross compilation commonArgs = { src = craneLib.cleanCargoSource ./.; cargoArtifacts = craneLib.buildDepsOnly { src = craneLib.cleanCargoSource ./.; }; }; # Native build timr = craneLib.buildPackage commonArgs; # Windows cross-compilation build # @see https://crane.dev/examples/cross-windows.html crossBuild = craneLib.buildPackage { src = craneLib.cleanCargoSource ./.; strictDeps = true; doCheck = false; CARGO_BUILD_TARGET = "x86_64-pc-windows-gnu"; # fixes issues related to libring TARGET_CC = "${pkgs.pkgsCross.mingwW64.stdenv.cc}/bin/${pkgs.pkgsCross.mingwW64.stdenv.cc.targetPrefix}cc"; #fixes issues related to openssl OPENSSL_DIR = "${pkgs.openssl.dev}"; OPENSSL_LIB_DIR = "${pkgs.openssl.out}/lib"; OPENSSL_INCLUDE_DIR = "${pkgs.openssl.dev}/include/"; depsBuildBuild = with pkgs; [ pkgsCross.mingwW64.stdenv.cc pkgsCross.mingwW64.windows.pthreads ]; }; in { packages = { inherit timr; default = timr; windows = crossBuild; }; # Separate artifacts for CI caching checks = { inherit timr; cargoArtifacts = commonArgs.cargoArtifacts; }; # Development shell with all necessary tools devShells.default = pkgs.mkShell { buildInputs = with pkgs; [ rust-analyzer clippy rustfmt toolchain ]; inherit (commonArgs) src; RUST_SRC_PATH = "${toolchain}/lib/rustlib/src/rust/library"; }; }); }