144 lines
3.5 KiB
Nix
144 lines
3.5 KiB
Nix
{
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description = "A hello world template in C";
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inputs = {
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nixpkgs.url = "nixpkgs/nixos-unstable";
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pre-commit-hooks = {
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url = "github:cachix/pre-commit-hooks.nix";
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inputs.nixpkgs.follows = "nixpkgs";
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};
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};
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outputs =
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{
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self,
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nixpkgs,
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pre-commit-hooks,
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...
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}:
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let
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pname = "hello-world"; # Also change this in the Makefile
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version = "0.1.0";
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supportedSystems = [
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"x86_64-linux"
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"aarch64-linux"
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"x86_64-darwin"
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"aarch64-darwin"
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];
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forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
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nixpkgsFor = forAllSystems (
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system:
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import nixpkgs {
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inherit system;
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overlays = [ self.overlays.default ];
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}
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);
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in
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{
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overlays.default = final: prev: {
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"${pname}" = final.stdenv.mkDerivation rec {
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inherit pname version;
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src = ./.;
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installPhase = ''
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mkdir -p $out/bin
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cp build/${pname} $out/bin/
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'';
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};
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};
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packages = forAllSystems (system: {
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default = nixpkgsFor.${system}."${pname}";
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"${pname}" = nixpkgsFor.${system}."${pname}";
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});
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devShells = forAllSystems (
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system:
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let
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pkgs = nixpkgsFor.${system};
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in
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{
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default = pkgs.mkShell {
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buildInputs =
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self.checks.${system}.pre-commit-check.enabledPackages
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++ (with pkgs; [
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bear
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coreutils
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gcc
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gdb
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gnumake
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]);
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shellHook = self.checks.${system}.pre-commit-check.shellHook + ''
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export LD_LIBRARY_PATH=${pkgs.stdenv.cc.cc.lib}/lib:$LD_LIBRARY_PATH
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'';
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};
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}
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);
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formatter = forAllSystems (
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system:
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let
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pkgs = nixpkgs.legacyPackages.${system};
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config = self.checks.${system}.pre-commit-check.config;
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inherit (config) package configFile;
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script = ''
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${pkgs.lib.getExe package} run --all-files --config ${configFile}
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'';
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in
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pkgs.writeShellScriptBin "pre-commit-run" script
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);
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checks = forAllSystems (
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system:
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let
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pkgs = nixpkgsFor.${system};
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flakePkgs = self.packages.${system};
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in
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{
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build-packages = pkgs.linkFarm "flake-packages-${system}" flakePkgs;
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integration-test =
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let
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exe = "${flakePkgs.${pname}}/bin/${pname}";
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in
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pkgs.runCommand "${pname}-test"
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{
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nativeBuildInputs = [
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pkgs.synixutils
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flakePkgs.${pname}
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];
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}
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''
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assert_equal() {
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if [[ "$1" != "$2" ]]; then
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echo "Test failed: Expected '$1' but got '$2'"
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exit 1
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fi
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}
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exp1="Hello, world!"
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out1="$(${exe})"
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assert_equal "$exp1" "$out1"
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echo "Test passed!" > $out
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'';
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pre-commit-check = pre-commit-hooks.lib.${system}.run {
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src = ./.;
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hooks = {
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nixfmt = {
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enable = true;
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};
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clang-format = {
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enable = true;
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types_or = nixpkgs.lib.mkForce [ "c" ];
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};
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};
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};
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}
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);
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};
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}
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