nix-super/flake.nix
John Ericson 08b59aad31 Build the manual with Meson
Co-Authored-By: Qyriad <qyriad@qyriad.me>
Co-Authored-By: Robert Hensing <robert@roberthensing.nl>
Co-Authored-By: eldritch horrors <pennae@lix.systems>
Co-authored-by: Jörg Thalheim <Mic92@users.noreply.github.com>
Co-authored-by: Tom Bereknyei <tomberek@gmail.com>
2024-10-09 11:58:17 -04:00

402 lines
16 KiB
Nix

{
description = "The purely functional package manager";
inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-24.05";
inputs.nixpkgs-regression.url = "github:NixOS/nixpkgs/215d4d0fd80ca5163643b03a33fde804a29cc1e2";
inputs.nixpkgs-23-11.url = "github:NixOS/nixpkgs/a62e6edd6d5e1fa0329b8653c801147986f8d446";
inputs.flake-compat = { url = "github:edolstra/flake-compat"; flake = false; };
inputs.libgit2 = { url = "github:libgit2/libgit2/v1.8.1"; flake = false; };
# dev tooling
inputs.flake-parts.url = "github:hercules-ci/flake-parts";
inputs.git-hooks-nix.url = "github:cachix/git-hooks.nix";
# work around https://github.com/NixOS/nix/issues/7730
inputs.flake-parts.inputs.nixpkgs-lib.follows = "nixpkgs";
inputs.git-hooks-nix.inputs.nixpkgs.follows = "nixpkgs";
inputs.git-hooks-nix.inputs.nixpkgs-stable.follows = "nixpkgs";
# work around 7730 and https://github.com/NixOS/nix/issues/7807
inputs.git-hooks-nix.inputs.flake-compat.follows = "";
inputs.git-hooks-nix.inputs.gitignore.follows = "";
outputs = inputs@{ self, nixpkgs, nixpkgs-regression, libgit2, ... }:
let
inherit (nixpkgs) lib;
officialRelease = false;
linux32BitSystems = [ "i686-linux" ];
linux64BitSystems = [ "x86_64-linux" "aarch64-linux" ];
linuxSystems = linux32BitSystems ++ linux64BitSystems;
darwinSystems = [ "x86_64-darwin" "aarch64-darwin" ];
systems = linuxSystems ++ darwinSystems;
crossSystems = [
"armv6l-unknown-linux-gnueabihf"
"armv7l-unknown-linux-gnueabihf"
"riscv64-unknown-linux-gnu"
"x86_64-unknown-netbsd"
"x86_64-unknown-freebsd"
"x86_64-w64-mingw32"
];
stdenvs = [
"ccacheStdenv"
"clangStdenv"
"gccStdenv"
"libcxxStdenv"
"stdenv"
];
/**
`flatMapAttrs attrs f` applies `f` to each attribute in `attrs` and
merges the results into a single attribute set.
This can be nested to form a build matrix where all the attributes
generated by the innermost `f` are returned as is.
(Provided that the names are unique.)
See https://nixos.org/manual/nixpkgs/stable/index.html#function-library-lib.attrsets.concatMapAttrs
*/
flatMapAttrs = attrs: f: lib.concatMapAttrs f attrs;
forAllSystems = lib.genAttrs systems;
forAllCrossSystems = lib.genAttrs crossSystems;
forAllStdenvs = f:
lib.listToAttrs
(map
(stdenvName: {
name = "${stdenvName}Packages";
value = f stdenvName;
})
stdenvs);
# We don't apply flake-parts to the whole flake so that non-development attributes
# load without fetching any development inputs.
devFlake = inputs.flake-parts.lib.mkFlake { inherit inputs; } {
imports = [ ./maintainers/flake-module.nix ];
systems = lib.subtractLists crossSystems systems;
perSystem = { system, ... }: {
_module.args.pkgs = nixpkgsFor.${system}.native;
};
};
# Memoize nixpkgs for different platforms for efficiency.
nixpkgsFor = forAllSystems
(system: let
make-pkgs = crossSystem: stdenv: import nixpkgs {
localSystem = {
inherit system;
};
crossSystem = if crossSystem == null then null else {
config = crossSystem;
} // lib.optionalAttrs (crossSystem == "x86_64-unknown-freebsd13") {
useLLVM = true;
};
overlays = [
(overlayFor (p: p.${stdenv}))
];
};
stdenvs = forAllStdenvs (make-pkgs null);
native = stdenvs.stdenvPackages;
in {
inherit stdenvs native;
static = native.pkgsStatic;
cross = forAllCrossSystems (crossSystem: make-pkgs crossSystem "stdenv");
});
binaryTarball = nix: pkgs: pkgs.callPackage ./scripts/binary-tarball.nix {
inherit nix;
};
overlayFor = getStdenv: final: prev:
let
stdenv = getStdenv final;
in
{
nixStable = prev.nix;
# A new scope, so that we can use `callPackage` to inject our own interdependencies
# without "polluting" the top level "`pkgs`" attrset.
# This also has the benefit of providing us with a distinct set of packages
# we can iterate over.
nixComponents = lib.makeScope final.nixDependencies.newScope (import ./packaging/components.nix {
inherit (final) lib;
inherit officialRelease;
src = self;
});
# The dependencies are in their own scope, so that they don't have to be
# in Nixpkgs top level `pkgs` or `nixComponents`.
nixDependencies = lib.makeScope final.newScope (import ./packaging/dependencies.nix {
inherit inputs stdenv;
pkgs = final;
});
nix = final.nixComponents.nix;
# See https://github.com/NixOS/nixpkgs/pull/214409
# Remove when fixed in this flake's nixpkgs
pre-commit =
if prev.stdenv.hostPlatform.system == "i686-linux"
then (prev.pre-commit.override (o: { dotnet-sdk = ""; })).overridePythonAttrs (o: { doCheck = false; })
else prev.pre-commit;
};
in {
# A Nixpkgs overlay that overrides the 'nix' and
# 'nix-perl-bindings' packages.
overlays.default = overlayFor (p: p.stdenv);
hydraJobs = import ./packaging/hydra.nix {
inherit
inputs
binaryTarball
forAllCrossSystems
forAllSystems
lib
linux64BitSystems
nixpkgsFor
self
officialRelease
;
};
checks = forAllSystems (system: {
binaryTarball = self.hydraJobs.binaryTarball.${system};
installTests = self.hydraJobs.installTests.${system};
nixpkgsLibTests = self.hydraJobs.tests.nixpkgsLibTests.${system};
rl-next =
let pkgs = nixpkgsFor.${system}.native;
in pkgs.buildPackages.runCommand "test-rl-next-release-notes" { } ''
LANG=C.UTF-8 ${pkgs.changelog-d}/bin/changelog-d ${./doc/manual/rl-next} >$out
'';
repl-completion = nixpkgsFor.${system}.native.callPackage ./tests/repl-completion.nix { };
} // (lib.optionalAttrs (builtins.elem system linux64BitSystems)) {
dockerImage = self.hydraJobs.dockerImage.${system};
} // (lib.optionalAttrs (!(builtins.elem system linux32BitSystems))) {
# Some perl dependencies are broken on i686-linux.
# Since the support is only best-effort there, disable the perl
# bindings
# Temporarily disabled because GitHub Actions OOM issues. Once
# the old build system is gone and we are back to one build
# system, we should reenable this.
#perlBindings = self.hydraJobs.perlBindings.${system};
}
/*
# Add "passthru" tests
// flatMapAttrs ({
"" = nixpkgsFor.${system}.native;
} // lib.optionalAttrs (! nixpkgsFor.${system}.native.stdenv.hostPlatform.isDarwin) {
# TODO: enable static builds for darwin, blocked on:
# https://github.com/NixOS/nixpkgs/issues/320448
# TODO: disabled to speed up GHA CI.
#"static-" = nixpkgsFor.${system}.static;
})
(nixpkgsPrefix: nixpkgs:
flatMapAttrs nixpkgs.nixComponents
(pkgName: pkg:
flatMapAttrs pkg.tests or {}
(testName: test: {
"${nixpkgsPrefix}${pkgName}-${testName}" = test;
})
)
// lib.optionalAttrs (nixpkgs.stdenv.hostPlatform == nixpkgs.stdenv.buildPlatform) {
"${nixpkgsPrefix}nix-functional-tests" = nixpkgs.nixComponents.nix-functional-tests;
}
)
*/
// devFlake.checks.${system} or {}
);
packages = forAllSystems (system:
{ # Here we put attributes that map 1:1 into packages.<system>, ie
# for which we don't apply the full build matrix such as cross or static.
inherit (nixpkgsFor.${system}.native)
changelog-d;
default = self.packages.${system}.nix-ng;
nix-manual = nixpkgsFor.${system}.native.nixComponents.nix-manual;
nix-internal-api-docs = nixpkgsFor.${system}.native.nixComponents.nix-internal-api-docs;
nix-external-api-docs = nixpkgsFor.${system}.native.nixComponents.nix-external-api-docs;
}
# We need to flatten recursive attribute sets of derivations to pass `flake check`.
// flatMapAttrs
{ # Components we'll iterate over in the upcoming lambda
"nix" = { };
"nix-util" = { };
"nix-util-c" = { };
"nix-util-test-support" = { };
"nix-util-tests" = { };
"nix-store" = { };
"nix-store-c" = { };
"nix-store-test-support" = { };
"nix-store-tests" = { };
"nix-fetchers" = { };
"nix-fetchers-tests" = { };
"nix-expr" = { };
"nix-expr-c" = { };
"nix-expr-test-support" = { };
"nix-expr-tests" = { };
"nix-flake" = { };
"nix-flake-tests" = { };
"nix-main" = { };
"nix-main-c" = { };
"nix-cmd" = { };
"nix-cli" = { };
"nix-functional-tests" = { supportsCross = false; };
"nix-perl-bindings" = { supportsCross = false; };
"nix-ng" = { };
}
(pkgName: { supportsCross ? true }: {
# These attributes go right into `packages.<system>`.
"${pkgName}" = nixpkgsFor.${system}.native.nixComponents.${pkgName};
"${pkgName}-static" = nixpkgsFor.${system}.static.nixComponents.${pkgName};
}
// lib.optionalAttrs supportsCross (flatMapAttrs (lib.genAttrs crossSystems (_: { })) (crossSystem: {}: {
# These attributes go right into `packages.<system>`.
"${pkgName}-${crossSystem}" = nixpkgsFor.${system}.cross.${crossSystem}.nixComponents.${pkgName};
}))
// flatMapAttrs (lib.genAttrs stdenvs (_: { })) (stdenvName: {}: {
# These attributes go right into `packages.<system>`.
"${pkgName}-${stdenvName}" = nixpkgsFor.${system}.stdenvs."${stdenvName}Packages".nixComponents.${pkgName};
})
)
// lib.optionalAttrs (builtins.elem system linux64BitSystems) {
dockerImage =
let
pkgs = nixpkgsFor.${system}.native;
image = import ./docker.nix { inherit pkgs; tag = pkgs.nix.version; };
in
pkgs.runCommand
"docker-image-tarball-${pkgs.nix.version}"
{ meta.description = "Docker image with Nix for ${system}"; }
''
mkdir -p $out/nix-support
image=$out/image.tar.gz
ln -s ${image} $image
echo "file binary-dist $image" >> $out/nix-support/hydra-build-products
'';
});
devShells = let
makeShell = pkgs: stdenv: (pkgs.nix.override { inherit stdenv; forDevShell = true; }).overrideAttrs (attrs:
let
buildCanExecuteHost = stdenv.buildPlatform.canExecute stdenv.hostPlatform;
modular = devFlake.getSystem stdenv.buildPlatform.system;
transformFlag = prefix: flag:
assert builtins.isString flag;
let
rest = builtins.substring 2 (builtins.stringLength flag) flag;
in
"-D${prefix}:${rest}";
havePerl = stdenv.buildPlatform == stdenv.hostPlatform && stdenv.hostPlatform.isUnix;
ignoreCrossFile = flags: builtins.filter (flag: !(lib.strings.hasInfix "cross-file" flag)) flags;
in {
pname = "shell-for-" + attrs.pname;
# Remove the version suffix to avoid unnecessary attempts to substitute in nix develop
version = lib.fileContents ./.version;
name = attrs.pname;
installFlags = "sysconfdir=$(out)/etc";
shellHook = ''
PATH=$prefix/bin:$PATH
unset PYTHONPATH
export MANPATH=$out/share/man:$MANPATH
# Make bash completion work.
XDG_DATA_DIRS+=:$out/share
'';
# We use this shell with the local checkout, not unpackPhase.
src = null;
env = {
# Needed for Meson to find Boost.
# https://github.com/NixOS/nixpkgs/issues/86131.
BOOST_INCLUDEDIR = "${lib.getDev pkgs.nixDependencies.boost}/include";
BOOST_LIBRARYDIR = "${lib.getLib pkgs.nixDependencies.boost}/lib";
# For `make format`, to work without installing pre-commit
_NIX_PRE_COMMIT_HOOKS_CONFIG =
"${(pkgs.formats.yaml { }).generate "pre-commit-config.yaml" modular.pre-commit.settings.rawConfig}";
};
mesonFlags =
map (transformFlag "libutil") (ignoreCrossFile pkgs.nixComponents.nix-util.mesonFlags)
++ map (transformFlag "libstore") (ignoreCrossFile pkgs.nixComponents.nix-store.mesonFlags)
++ map (transformFlag "libfetchers") (ignoreCrossFile pkgs.nixComponents.nix-fetchers.mesonFlags)
++ lib.optionals havePerl (map (transformFlag "perl") (ignoreCrossFile pkgs.nixComponents.nix-perl-bindings.mesonFlags))
++ map (transformFlag "libexpr") (ignoreCrossFile pkgs.nixComponents.nix-expr.mesonFlags)
++ map (transformFlag "libcmd") (ignoreCrossFile pkgs.nixComponents.nix-cmd.mesonFlags)
;
nativeBuildInputs = attrs.nativeBuildInputs or []
++ pkgs.nixComponents.nix-util.nativeBuildInputs
++ pkgs.nixComponents.nix-store.nativeBuildInputs
++ pkgs.nixComponents.nix-fetchers.nativeBuildInputs
++ lib.optionals havePerl pkgs.nixComponents.nix-perl-bindings.nativeBuildInputs
++ lib.optionals buildCanExecuteHost pkgs.nixComponents.nix-manual.externalNativeBuildInputs
++ pkgs.nixComponents.nix-internal-api-docs.nativeBuildInputs
++ pkgs.nixComponents.nix-external-api-docs.nativeBuildInputs
++ pkgs.nixComponents.nix-functional-tests.externalNativeBuildInputs
++ lib.optional
(!buildCanExecuteHost
# Hack around https://github.com/nixos/nixpkgs/commit/bf7ad8cfbfa102a90463433e2c5027573b462479
&& !(stdenv.hostPlatform.isWindows && stdenv.buildPlatform.isDarwin)
&& stdenv.hostPlatform.emulatorAvailable pkgs.buildPackages
&& lib.meta.availableOn stdenv.buildPlatform (stdenv.hostPlatform.emulator pkgs.buildPackages))
pkgs.buildPackages.mesonEmulatorHook
++ [
pkgs.buildPackages.cmake
pkgs.buildPackages.shellcheck
pkgs.buildPackages.changelog-d
modular.pre-commit.settings.package
(pkgs.writeScriptBin "pre-commit-hooks-install"
modular.pre-commit.settings.installationScript)
]
# TODO: Remove the darwin check once
# https://github.com/NixOS/nixpkgs/pull/291814 is available
++ lib.optional (stdenv.cc.isClang && !stdenv.buildPlatform.isDarwin) pkgs.buildPackages.bear
++ lib.optional (stdenv.cc.isClang && stdenv.hostPlatform == stdenv.buildPlatform) (lib.hiPrio pkgs.buildPackages.clang-tools);
buildInputs = attrs.buildInputs or []
++ [
pkgs.gtest
pkgs.rapidcheck
]
++ lib.optional havePerl pkgs.perl
;
});
in
forAllSystems (system:
let
makeShells = prefix: pkgs:
lib.mapAttrs'
(k: v: lib.nameValuePair "${prefix}-${k}" v)
(forAllStdenvs (stdenvName: makeShell pkgs pkgs.${stdenvName}));
in
(makeShells "native" nixpkgsFor.${system}.native) //
(lib.optionalAttrs (!nixpkgsFor.${system}.native.stdenv.isDarwin)
(makeShells "static" nixpkgsFor.${system}.static) //
(forAllCrossSystems (crossSystem: let pkgs = nixpkgsFor.${system}.cross.${crossSystem}; in makeShell pkgs pkgs.stdenv))) //
{
default = self.devShells.${system}.native-stdenvPackages;
}
);
};
}