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{ nixpkgs ? import ./Bild/Nixpkgs.nix }:
let
constants = import ./Bild/Constants.nix;
# expose some attrs from stable, keep this minimal and simple
stable = {
inherit (nixpkgs.nixos-23_11)
sources lib makeWrapper ccacheStdenv haskell lispPackages_new python3
nixos mkShell dockerTools pkgs;
stdenv = nixpkgs.nixos-23_11.ccacheStdenv;
};
# just needed for running ollama
unstable = nixpkgs.nixos-unstable-small;
# this is the main library definitions, recursive references can be made with
# `self.thing`, like in Python objects
self = {
# provided by .envrc
root = builtins.getEnv "CODEROOT";
inherit (stable) sources lib makeWrapper stdenv;
haskell = rec {
inherit (constants) ghcCompiler;
ghcVersion = ghcPackageSetFull.version;
# all available packages
deps = import ./Bild/Deps/Haskell.nix;
packages = self.lib.attrsets.getAttrs self.haskell.deps
stable.haskell.packages."${constants.ghcCompiler}";
# make a ghc with dependencies
ghcWith = stable.haskell.packages.${ghcCompiler}.ghcWithHoogle;
# ghc with all packages, used for generating bild's package database
ghcPackageSetFull = ghcWith (p: self.lib.attrsets.attrVals deps p);
# bild's dependencies, needs to be hand-written
ghcPackageSetBild = ghcWith (hpkgs:
with hpkgs; [
aeson
async
base
bytestring
conduit
conduit-extra
containers
directory
docopt
filepath
process
protolude
rainbow
regex-applicative
split
tasty
tasty-hunit
tasty-quickcheck
text
hostname
wai # can remove when removed from Biz.Log
]);
};
lisp = { sbclWith = stable.lispPackages_new.sbclWithPackages; };
python = {
packages = stable.python3.pkgs;
pythonWith = stable.python3.withPackages;
buildPythonApplication = stable.python3.pkgs.buildPythonApplication;
};
# c packages are just stable, filtered to just the list of deps i want
c.packages =
self.lib.attrsets.getAttrs (import ./Bild/Deps/C.nix) stable.pkgs;
# exposed packages for inclusion in builds
pkgs = with stable.pkgs; {
inherit bat bc cmark ctags deadnix fd figlet fzf git git-branchless
gitlint guile hlint indent jq lolcat mypy nixfmt ormolu pkg-config
ripgrep rustc tree wemux;
ollama = nixpkgs.nixos-unstable-small.ollama;
ruff = nixpkgs.nixos-unstable-small.ruff;
shellcheck = nixpkgs.nixos-unstable-small.shellcheck;
};
# a standard nix build for bild, for bootstrapping. this should be the only
# hand-written builder we need
bild = self.stdenv.mkDerivation {
name = "bild";
src = ../.;
nativeBuildInputs = [ self.haskell.ghcPackageSetBild ];
buildInputs = [ self.makeWrapper ];
propagatedBuildInputs = with self.pkgs; [
pkg-config
git
# this is just to get access to ghc-pkg in bild
(self.haskell.ghcWith (_: [ ]))
# lisp deps, remove this when i implement nix builds for lisp
guile
(self.lisp.sbclWith
(p: with p; [ asdf alexandria ])) # just enough to build Example.lisp
];
strictDeps = true;
ghcVersion = self.haskell.ghcVersion;
buildPhase = ''
mkdir -p $out/bin $out/lib/ghc-$ghcVersion
cp -r \
${self.haskell.ghcPackageSetFull}/lib/ghc-$ghcVersion/package.conf.d \
$out/lib/ghc-$ghcVersion
ghc \
-threaded \
-Werror \
-Wall \
-Winvalid-haddock \
-haddock \
-i. \
--make Biz/Bild.hs \
-main-is Biz.Bild \
-o $out/bin/bild
'';
installPhase = ''
wrapProgram $out/bin/bild \
--prefix PATH : ${
self.lib.makeBinPath [
self.haskell.ghcPackageSetBild
self.pkgs.git
]
} \
--set GHC_PACKAGE_PATH \
$out/lib/ghc-$ghcVersion/package.conf.d
'';
};
# wrapper around bild
runBildAnalyze = target:
self.stdenv.mkDerivation rec {
name = "bild-analysis";
src = ../.;
USER = "nixbld";
HOSTNAME = "nix-sandbox";
# we need to remove the $src root because bild expects paths relative to the
# working directory:
TARGET = "."
+ self.lib.strings.removePrefix (toString src) (toString target);
buildPhase = ''
export CODEROOT=$(pwd)
mkdir $out
${self.bild}/bin/bild --plan "$TARGET" 1> $out/analysis.json \
2> >(tee -a $out/stderr >&2)
'';
installPhase = "exit 0";
};
# gather data needed for compiling by analyzing the main module. returns the
# json object of the build
analyze = target:
builtins.readFile (self.runBildAnalyze target + "/analysis.json");
# this does a bild build for the given target, but entirely in nix. its kinda
# like IFD, but not as costly, i think
run = target:
import ./Bild/Builder.nix {
analysisJSON = self.analyze target;
bild = self;
};
# the main development environment
env = stable.mkShell {
name = "bizdev";
# this should just be dev tools
buildInputs = with self.pkgs; [
bat
bc
self.bild
ctags
fd
figlet
fzf
git
git-branchless
gitlint
jq
lolcat
ormolu
ripgrep
stable.haskell.packages.${constants.ghcCompiler}.fast-tags
tree
wemux
];
shellHook = ''
export GHC_PACKAGE_PATH=${self.bild}/lib/ghc-${self.haskell.ghcVersion}/package.conf.d
'';
};
# build an operating system. 'cfg' is the NixOS config
os = cfg: (stable.nixos (_args: cfg)).toplevel;
os-unstable = cfg: (unstable.nixos (_args: cfg)).toplevel;
# build a docker image
image = stable.dockerTools.buildImage;
};
in self
|
