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# Invoking nix-shell sets up an environment where we can build ghc
# by only invoking hadrian.
{ _nixpkgs ? import <nixpkgs> {} }:
let
nixpkgs = import (_nixpkgs.fetchFromGitHub {
owner = "NixOS";
repo = "nixpkgs";
rev = "e7a327da5cffdf5e77e1924906a4f0983591bd3e";
sha256 = "1xzil4mayhggg2miwspbk12nihlszg0y4n6i4qacrxql5n75f0hr";
}){ overlays = [cabalHashes]; };
cabalHashes = sel: super: {
all-cabal-hashes = super.fetchurl {
url = "https://github.com/commercialhaskell/all-cabal-hashes/archive/b2b93ae610f5f1b51d22b191f972dc3dec8f94c6.tar.gz";
sha256 = "0bffclpqbw62xff36qlzxghr042mhv0m06k5ml4298w6fv7ly1xw";
};
};
haskellPackages = nixpkgs.haskell.packages.ghc822;
removeBuild = path: type:
let baseName = baseNameOf (toString path);
in
! (baseName == "_build"
|| baseName == "dist"
|| baseName == "dist-newstyle"
|| baseName == ".stack-work"
|| baseName == "config.log"
|| baseName == "config.status"
|| baseName == "shell.nix"
|| nixpkgs.lib.hasSuffix ".sh" baseName
|| !(nixpkgs.lib.cleanSourceFilter path type)) ;
filterSrc = path: builtins.filterSource removeBuild path;
hadrianPackages = nixpkgs.haskell.packages.ghc822.override {
overrides = self: super: let
localPackage = name: path: self.callCabal2nix name (filterSrc path) {};
in {
hadrian = localPackage "hadrian" ./. ;
happy = nixpkgs.haskell.lib.dontCheck (super.happy);
shake = self.callHackage "shake" "0.16.2" {};
extra = self.callHackage "extra" "1.6.4" {};
QuickCheck = self.callHackage "QuickCheck" "2.10" {};
Cabal = localPackage "Cabal" ./../libraries/Cabal/Cabal ;
filepath = localPackage "filepath" ./../libraries/filepath ;
text = localPackage "text" ./../libraries/text ;
hpc = localPackage"hpc" ./../libraries/hpc ;
parsec = localPackage "parsec" ./../libraries/parsec ;
HUnit = nixpkgs.haskell.lib.dontCheck (self.callHackage "HUnit" "1.3.1.2" {});
process = localPackage "process" ./../libraries/process ;
directory = localPackage "directory" ./../libraries/directory ;
}; };
cabalPackages = nixpkgs.haskell.packages.ghc822.override {
overrides = self: super: let
localPackage = name: path: self.callCabal2nix name (filterSrc path) {};
in {
Cabal = localPackage "Cabal" ./../../cabal/Cabal ;
cabal-install = self.callPackage ./../../cabal/cabal-install.nix {};
}; };
in
nixpkgs.lib.overrideDerivation nixpkgs.haskell.packages.ghcHEAD.ghc
(drv: {
name = "ghc-dev";
nativeBuildInputs = drv.nativeBuildInputs ++
[ hadrianPackages.hadrian
nixpkgs.arcanist
nixpkgs.git
nixpkgs.gmp.dev nixpkgs.gmp.out
nixpkgs.ncurses.dev nixpkgs.ncurses.out
nixpkgs.python3Packages.sphinx
nixpkgs.texlive.combined.scheme-basic
(nixpkgs.haskell.packages.ghc822.ghcWithPackages
(ps: [ps.html ps.regex-compat ps.dump-core]))
#cabalPackages.cabal-install
];
})
|
