64 lines
1.8 KiB
Nix
64 lines
1.8 KiB
Nix
# Heavily based on https://fasterthanli.me/series/building-a-rust-service-with-nix
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{
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inputs = {
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nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
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flake-utils.url = "github:numtide/flake-utils";
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rust-overlay = {
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url = "github:oxalica/rust-overlay";
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inputs = {
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nixpkgs.follows = "nixpkgs";
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flake-utils.follows = "flake-utils";
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};
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};
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crane = {
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url = "github:ipetkov/crane";
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inputs = {
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nixpkgs.follows = "nixpkgs";
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rust-overlay.follows = "rust-overlay";
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flake-utils.follows = "flake-utils";
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};
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};
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};
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outputs = {
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self,
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nixpkgs,
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flake-utils,
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rust-overlay,
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crane,
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}:
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flake-utils.lib.eachDefaultSystem
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(
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system: let
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overlays = [(import rust-overlay)];
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pkgs = import nixpkgs {
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inherit system overlays;
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};
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rustToolchain = pkgs.rust-bin.stable.latest.default;
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craneLib = (crane.mkLib pkgs).overrideToolchain rustToolchain;
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src = craneLib.cleanCargoSource ./.;
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nativeBuildInputs = with pkgs; [rustToolchain pkg-config];
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buildInputs = with pkgs; [];
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commonArgs = {
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inherit src buildInputs nativeBuildInputs;
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};
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cargoArtifacts = craneLib.buildDepsOnly commonArgs;
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bin = craneLib.buildPackage (commonArgs
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// {
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inherit cargoArtifacts;
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});
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in
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with pkgs; {
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packages = {
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# that way we can build `bin` specifically,
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# but it's also the default.
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inherit bin;
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default = bin;
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};
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devShells.default = mkShell {
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# instead of passing `buildInputs` / `nativeBuildInputs`,
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# we refer to an existing derivation here
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inputsFrom = [bin];
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};
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}
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);
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}
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