mirror of
https://github.com/NixOS/nix.git
synced 2024-11-22 14:52:55 +00:00
363 lines
14 KiB
Nix
363 lines
14 KiB
Nix
{
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description = "The purely functional package manager";
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# TODO switch to nixos-23.11-small
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# https://nixpk.gs/pr-tracker.html?pr=291954
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inputs.nixpkgs.url = "github:NixOS/nixpkgs/release-24.05";
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inputs.nixpkgs-regression.url = "github:NixOS/nixpkgs/215d4d0fd80ca5163643b03a33fde804a29cc1e2";
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inputs.nixpkgs-23-11.url = "github:NixOS/nixpkgs/a62e6edd6d5e1fa0329b8653c801147986f8d446";
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inputs.flake-compat = { url = "github:edolstra/flake-compat"; flake = false; };
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inputs.libgit2 = { url = "github:libgit2/libgit2"; flake = false; };
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# dev tooling
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inputs.flake-parts.url = "github:hercules-ci/flake-parts";
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inputs.pre-commit-hooks.url = "github:cachix/pre-commit-hooks.nix";
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# work around https://github.com/NixOS/nix/issues/7730
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inputs.flake-parts.inputs.nixpkgs-lib.follows = "nixpkgs";
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inputs.pre-commit-hooks.inputs.nixpkgs.follows = "nixpkgs";
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inputs.pre-commit-hooks.inputs.nixpkgs-stable.follows = "nixpkgs";
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# work around 7730 and https://github.com/NixOS/nix/issues/7807
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inputs.pre-commit-hooks.inputs.flake-compat.follows = "";
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inputs.pre-commit-hooks.inputs.gitignore.follows = "";
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outputs = inputs@{ self, nixpkgs, nixpkgs-regression, libgit2, ... }:
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let
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inherit (nixpkgs) lib;
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inherit (lib) fileset;
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officialRelease = false;
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version = lib.fileContents ./.version + versionSuffix;
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versionSuffix =
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if officialRelease
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then ""
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else "pre${builtins.substring 0 8 (self.lastModifiedDate or self.lastModified or "19700101")}_${self.shortRev or "dirty"}";
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linux32BitSystems = [ "i686-linux" ];
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linux64BitSystems = [ "x86_64-linux" "aarch64-linux" ];
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linuxSystems = linux32BitSystems ++ linux64BitSystems;
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darwinSystems = [ "x86_64-darwin" "aarch64-darwin" ];
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systems = linuxSystems ++ darwinSystems;
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crossSystems = [
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"armv6l-unknown-linux-gnueabihf"
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"armv7l-unknown-linux-gnueabihf"
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"riscv64-unknown-linux-gnu"
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"x86_64-unknown-netbsd"
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"x86_64-unknown-freebsd"
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"x86_64-w64-mingw32"
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];
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stdenvs = [
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"ccacheStdenv"
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"clangStdenv"
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"gccStdenv"
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"libcxxStdenv"
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"stdenv"
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];
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/**
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`flatMapAttrs attrs f` applies `f` to each attribute in `attrs` and
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merges the results into a single attribute set.
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This can be nested to form a build matrix where all the attributes
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generated by the innermost `f` are returned as is.
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(Provided that the names are unique.)
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See https://nixos.org/manual/nixpkgs/stable/index.html#function-library-lib.attrsets.concatMapAttrs
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*/
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flatMapAttrs = attrs: f: lib.concatMapAttrs f attrs;
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forAllSystems = lib.genAttrs systems;
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forAllCrossSystems = lib.genAttrs crossSystems;
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forAllStdenvs = f:
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lib.listToAttrs
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(map
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(stdenvName: {
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name = "${stdenvName}Packages";
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value = f stdenvName;
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})
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stdenvs);
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# We don't apply flake-parts to the whole flake so that non-development attributes
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# load without fetching any development inputs.
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devFlake = inputs.flake-parts.lib.mkFlake { inherit inputs; } {
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imports = [ ./maintainers/flake-module.nix ];
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systems = lib.subtractLists crossSystems systems;
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perSystem = { system, ... }: {
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_module.args.pkgs = nixpkgsFor.${system}.native;
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};
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};
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# Memoize nixpkgs for different platforms for efficiency.
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nixpkgsFor = forAllSystems
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(system: let
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make-pkgs = crossSystem: stdenv: import nixpkgs {
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localSystem = {
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inherit system;
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};
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crossSystem = if crossSystem == null then null else {
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config = crossSystem;
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} // lib.optionalAttrs (crossSystem == "x86_64-unknown-freebsd13") {
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useLLVM = true;
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};
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overlays = [
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(overlayFor (p: p.${stdenv}))
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];
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};
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stdenvs = forAllStdenvs (make-pkgs null);
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native = stdenvs.stdenvPackages;
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in {
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inherit stdenvs native;
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static = native.pkgsStatic;
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cross = forAllCrossSystems (crossSystem: make-pkgs crossSystem "stdenv");
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});
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binaryTarball = nix: pkgs: pkgs.callPackage ./scripts/binary-tarball.nix {
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inherit nix;
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};
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overlayFor = getStdenv: final: prev:
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let
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stdenv = getStdenv final;
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in
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{
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nixStable = prev.nix;
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# A new scope, so that we can use `callPackage` to inject our own interdependencies
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# without "polluting" the top level "`pkgs`" attrset.
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# This also has the benefit of providing us with a distinct set of packages
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# we can iterate over.
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nixComponents = lib.makeScope final.nixDependencies.newScope (import ./packaging/components.nix);
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# The dependencies are in their own scope, so that they don't have to be
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# in Nixpkgs top level `pkgs` or `nixComponents`.
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nixDependencies = lib.makeScope final.newScope (import ./packaging/dependencies.nix {
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inherit inputs stdenv versionSuffix;
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pkgs = final;
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});
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nix = final.nixComponents.nix;
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nix_noTests = final.nix.override {
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doInstallCheck = false;
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};
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# See https://github.com/NixOS/nixpkgs/pull/214409
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# Remove when fixed in this flake's nixpkgs
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pre-commit =
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if prev.stdenv.hostPlatform.system == "i686-linux"
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then (prev.pre-commit.override (o: { dotnet-sdk = ""; })).overridePythonAttrs (o: { doCheck = false; })
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else prev.pre-commit;
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};
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in {
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# A Nixpkgs overlay that overrides the 'nix' and
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# 'nix-perl-bindings' packages.
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overlays.default = overlayFor (p: p.stdenv);
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hydraJobs = import ./packaging/hydra.nix {
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inherit
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inputs
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binaryTarball
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forAllCrossSystems
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forAllSystems
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lib
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linux64BitSystems
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nixpkgsFor
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self
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;
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};
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checks = forAllSystems (system: {
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binaryTarball = self.hydraJobs.binaryTarball.${system};
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installTests = self.hydraJobs.installTests.${system};
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nixpkgsLibTests = self.hydraJobs.tests.nixpkgsLibTests.${system};
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rl-next =
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let pkgs = nixpkgsFor.${system}.native;
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in pkgs.buildPackages.runCommand "test-rl-next-release-notes" { } ''
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LANG=C.UTF-8 ${pkgs.changelog-d}/bin/changelog-d ${./doc/manual/rl-next} >$out
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'';
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repl-completion = nixpkgsFor.${system}.native.callPackage ./tests/repl-completion.nix { };
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} // (lib.optionalAttrs (builtins.elem system linux64BitSystems)) {
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dockerImage = self.hydraJobs.dockerImage.${system};
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} // (lib.optionalAttrs (!(builtins.elem system linux32BitSystems))) {
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# Some perl dependencies are broken on i686-linux.
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# Since the support is only best-effort there, disable the perl
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# bindings
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# Temporarily disabled because GitHub Actions OOM issues. Once
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# the old build system is gone and we are back to one build
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# system, we should reenable this.
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#perlBindings = self.hydraJobs.perlBindings.${system};
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}
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# Add "passthru" tests
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// flatMapAttrs ({
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"" = nixpkgsFor.${system}.native;
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} // lib.optionalAttrs (! nixpkgsFor.${system}.native.stdenv.hostPlatform.isDarwin) {
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# TODO: enable static builds for darwin, blocked on:
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# https://github.com/NixOS/nixpkgs/issues/320448
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"static-" = nixpkgsFor.${system}.static;
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})
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(nixpkgsPrefix: nixpkgs:
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flatMapAttrs nixpkgs.nixComponents
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(pkgName: pkg:
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flatMapAttrs pkg.tests or {}
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(testName: test: {
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"${nixpkgsPrefix}${pkgName}-${testName}" = test;
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})
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)
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)
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// devFlake.checks.${system} or {}
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);
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packages = forAllSystems (system:
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{ # Here we put attributes that map 1:1 into packages.<system>, ie
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# for which we don't apply the full build matrix such as cross or static.
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inherit (nixpkgsFor.${system}.native)
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changelog-d;
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default = self.packages.${system}.nix;
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nix-internal-api-docs = nixpkgsFor.${system}.native.nixComponents.nix-internal-api-docs;
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nix-external-api-docs = nixpkgsFor.${system}.native.nixComponents.nix-external-api-docs;
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}
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# We need to flatten recursive attribute sets of derivations to pass `flake check`.
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// flatMapAttrs
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{ # Components we'll iterate over in the upcoming lambda
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"nix" = { };
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# Temporarily disabled because GitHub Actions OOM issues. Once
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# the old build system is gone and we are back to one build
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# system, we should reenable these.
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#"nix-util" = { };
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#"nix-store" = { };
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#"nix-fetchers" = { };
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}
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(pkgName: {}: {
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# These attributes go right into `packages.<system>`.
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"${pkgName}" = nixpkgsFor.${system}.native.nixComponents.${pkgName};
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"${pkgName}-static" = nixpkgsFor.${system}.static.nixComponents.${pkgName};
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}
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// flatMapAttrs (lib.genAttrs crossSystems (_: { })) (crossSystem: {}: {
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# These attributes go right into `packages.<system>`.
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"${pkgName}-${crossSystem}" = nixpkgsFor.${system}.cross.${crossSystem}.nixComponents.${pkgName};
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})
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// flatMapAttrs (lib.genAttrs stdenvs (_: { })) (stdenvName: {}: {
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# These attributes go right into `packages.<system>`.
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"${pkgName}-${stdenvName}" = nixpkgsFor.${system}.stdenvs."${stdenvName}Packages".nixComponents.${pkgName};
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})
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)
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// lib.optionalAttrs (builtins.elem system linux64BitSystems) {
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dockerImage =
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let
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pkgs = nixpkgsFor.${system}.native;
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image = import ./docker.nix { inherit pkgs; tag = version; };
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in
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pkgs.runCommand
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"docker-image-tarball-${version}"
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{ meta.description = "Docker image with Nix for ${system}"; }
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''
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mkdir -p $out/nix-support
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image=$out/image.tar.gz
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ln -s ${image} $image
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echo "file binary-dist $image" >> $out/nix-support/hydra-build-products
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'';
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});
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devShells = let
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makeShell = pkgs: stdenv: (pkgs.nix.override { inherit stdenv; forDevShell = true; }).overrideAttrs (attrs:
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let
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modular = devFlake.getSystem stdenv.buildPlatform.system;
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transformFlag = prefix: flag:
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assert builtins.isString flag;
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let
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rest = builtins.substring 2 (builtins.stringLength flag) flag;
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in
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"-D${prefix}:${rest}";
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havePerl = stdenv.buildPlatform == stdenv.hostPlatform && stdenv.hostPlatform.isUnix;
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in {
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pname = "shell-for-" + attrs.pname;
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# Remove the version suffix to avoid unnecessary attempts to substitute in nix develop
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version = lib.fileContents ./.version;
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name = attrs.pname;
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installFlags = "sysconfdir=$(out)/etc";
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shellHook = ''
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PATH=$prefix/bin:$PATH
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unset PYTHONPATH
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export MANPATH=$out/share/man:$MANPATH
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# Make bash completion work.
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XDG_DATA_DIRS+=:$out/share
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'';
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# We use this shell with the local checkout, not unpackPhase.
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src = null;
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env = {
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# Needed for Meson to find Boost.
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# https://github.com/NixOS/nixpkgs/issues/86131.
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BOOST_INCLUDEDIR = "${lib.getDev pkgs.nixDependencies.boost}/include";
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BOOST_LIBRARYDIR = "${lib.getLib pkgs.nixDependencies.boost}/lib";
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# For `make format`, to work without installing pre-commit
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_NIX_PRE_COMMIT_HOOKS_CONFIG =
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"${(pkgs.formats.yaml { }).generate "pre-commit-config.yaml" modular.pre-commit.settings.rawConfig}";
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};
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mesonFlags =
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map (transformFlag "libutil") pkgs.nixComponents.nix-util.mesonFlags
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++ map (transformFlag "libstore") pkgs.nixComponents.nix-store.mesonFlags
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++ map (transformFlag "libfetchers") pkgs.nixComponents.nix-fetchers.mesonFlags
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++ lib.optionals havePerl (map (transformFlag "perl") pkgs.nixComponents.nix-perl-bindings.mesonFlags)
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;
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nativeBuildInputs = attrs.nativeBuildInputs or []
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++ pkgs.nixComponents.nix-util.nativeBuildInputs
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++ pkgs.nixComponents.nix-store.nativeBuildInputs
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++ pkgs.nixComponents.nix-fetchers.nativeBuildInputs
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++ lib.optionals havePerl pkgs.nixComponents.nix-perl-bindings.nativeBuildInputs
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++ pkgs.nixComponents.nix-internal-api-docs.nativeBuildInputs
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++ pkgs.nixComponents.nix-external-api-docs.nativeBuildInputs
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++ [
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pkgs.buildPackages.cmake
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modular.pre-commit.settings.package
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(pkgs.writeScriptBin "pre-commit-hooks-install"
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modular.pre-commit.settings.installationScript)
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]
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# TODO: Remove the darwin check once
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# https://github.com/NixOS/nixpkgs/pull/291814 is available
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++ lib.optional (stdenv.cc.isClang && !stdenv.buildPlatform.isDarwin) pkgs.buildPackages.bear
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++ lib.optional (stdenv.cc.isClang && stdenv.hostPlatform == stdenv.buildPlatform) pkgs.buildPackages.clang-tools;
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buildInputs = attrs.buildInputs or []
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++ [
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pkgs.gtest
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pkgs.rapidcheck
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]
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++ lib.optional havePerl pkgs.perl
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;
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});
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in
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forAllSystems (system:
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let
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makeShells = prefix: pkgs:
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lib.mapAttrs'
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(k: v: lib.nameValuePair "${prefix}-${k}" v)
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(forAllStdenvs (stdenvName: makeShell pkgs pkgs.${stdenvName}));
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in
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(makeShells "native" nixpkgsFor.${system}.native) //
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(lib.optionalAttrs (!nixpkgsFor.${system}.native.stdenv.isDarwin)
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(makeShells "static" nixpkgsFor.${system}.static) //
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(forAllCrossSystems (crossSystem: let pkgs = nixpkgsFor.${system}.cross.${crossSystem}; in makeShell pkgs pkgs.stdenv))) //
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{
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default = self.devShells.${system}.native-stdenvPackages;
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}
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);
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};
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}
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