Files
sausage/flake.nix
T
2026-10-15 23:39:52 +01:00

52 lines
1.8 KiB
Nix

{
description = "Sausage: grow a system of WASI actors by talking to it";
inputs = {
nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
flake-utils.url = "github:numtide/flake-utils";
rust-overlay.url = "github:oxalica/rust-overlay";
rust-overlay.inputs.nixpkgs.follows = "nixpkgs";
};
outputs = { nixpkgs, flake-utils, rust-overlay, ... }:
flake-utils.lib.eachSystem flake-utils.lib.allSystems (system:
let
pkgs = import nixpkgs {
inherit system;
overlays = [ rust-overlay.overlays.default ];
};
# The toolchain that builds the host and, at runtime, the actors.
rust = pkgs.rust-bin.stable.latest.default.override {
targets = [ "wasm32-wasip2" ];
extensions = [ "rust-src" ];
};
rustPlatform = pkgs.makeRustPlatform { cargo = rust; rustc = rust; };
sausage = rustPlatform.buildRustPackage {
pname = "sausage";
version = "0.1.0";
src = ./.;
cargoLock.lockFile = ./Cargo.lock;
cargoBuildFlags = [ "-p" "sausage" ];
doCheck = false;
nativeBuildInputs = [ pkgs.makeWrapper ];
# The `cargo` actor runs cargo at runtime. Build scripts need a C linker.
postInstall = ''
wrapProgram $out/bin/sausage --prefix PATH : ${pkgs.lib.makeBinPath [ rust pkgs.stdenv.cc ]}
'';
meta.mainProgram = "sausage";
};
in
{
packages.default = sausage;
apps.default = { type = "app"; program = "${sausage}/bin/sausage"; };
devShells.default = pkgs.mkShell {
packages = [ rust pkgs.wasmtime pkgs.wasm-tools ];
shellHook = ''
export CARGO_HOME="$PWD/.cargo-home"
'';
};
});
}