core/pkgs/by-name/ha/haskell/hadrian/hadrian.nix
2024-05-13 22:37:40 -04:00

60 lines
2 KiB
Nix

# See also ./make-hadria.nix
{ mkDerivation, base, bytestring, Cabal, containers, directory
, extra, filepath, lib, mtl, parsec, shake, text, transformers
, unordered-containers, cryptohash-sha256, base16-bytestring
, writeText
# Dependencies that are not on Hackage and only used in certain Hadrian versions
, ghc-platform ? null
, ghc-toolchain ? null
# GHC source tree to build hadrian from
, ghcSrc
, ghcVersion
# Customization
, userSettings ? null
, enableHyperlinkedSource
}:
mkDerivation {
pname = "hadrian";
version = ghcVersion;
src = ghcSrc;
postUnpack = ''
sourceRoot="$sourceRoot/hadrian"
'';
patches = lib.optionals (!enableHyperlinkedSource) [
./disable-hyperlinked-source.patch
] ++ lib.optionals (lib.elem ghcVersion [ "9.8.1" "9.8.2" ]) [
# Incorrect bounds on Cabal
# https://gitlab.haskell.org/ghc/ghc/-/issues/24100
./hadrian-9.8.1-allow-Cabal-3.10.patch
];
# Overwrite UserSettings.hs with a provided custom one
postPatch = lib.optionalString (userSettings != null) ''
install -m644 "${writeText "UserSettings.hs" userSettings}" src/UserSettings.hs
'';
configureFlags = [
# avoid QuickCheck dep which needs shared libs / TH
"-f-selftest"
# Building hadrian with -O1 takes quite some time with little benefit.
# Additionally we need to recompile it on every change of UserSettings.hs.
# See https://gitlab.haskell.org/ghc/ghc/-/merge_requests/1190
"-O0"
];
isLibrary = false;
isExecutable = true;
executableHaskellDepends = [
base bytestring Cabal containers directory extra filepath mtl
parsec shake text transformers unordered-containers
] ++ lib.optionals (lib.versionAtLeast ghcVersion "9.7") [
cryptohash-sha256 base16-bytestring
] ++ lib.optionals (lib.versionAtLeast ghcVersion "9.9") [
ghc-platform ghc-toolchain
];
passthru = {
# Expose »private« dependencies if any
inherit ghc-platform ghc-toolchain;
};
description = "GHC build system";
license = lib.licenses.bsd3;
}