mirror of
https://github.com/simplex-chat/haskell.nix.git
synced 2026-06-03 09:17:32 +00:00
Michael Peyton Jones
1687b5d2a1
These can't be null. They could perhaps be absent, but I can't figure out how to set an attribute only if something else isn't null in a nice way, and having it be the empty string seems fine. Fixes #804.
90 lines
3.0 KiB
Nix
90 lines
3.0 KiB
Nix
{ stdenv, lib, buildPackages, haskellLib, ghc, nonReinstallablePkgs, hsPkgs, makeSetupConfigFiles, pkgconfig }:
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{ component, package, name, src, flags ? {}, revision ? null, patches ? [], defaultSetupSrc
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, preUnpack ? component.preUnpack, postUnpack ? component.postUnpack
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, prePatch ? null, postPatch ? null
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, preBuild ? component.preBuild , postBuild ? component.postBuild
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, preInstall ? component.preInstall , postInstall ? component.postInstall
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, cleanSrc ? haskellLib.cleanCabalComponent package component src
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}:
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let
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fullName = "${name}-setup";
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includeGhcPackage = lib.any (p: p.identifier.name == "ghc") component.depends;
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configFiles = makeSetupConfigFiles {
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inherit (package) identifier;
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inherit fullName flags component;
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};
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hooks = haskellLib.optionalHooks {
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inherit
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preUnpack postUnpack
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prePatch postPatch
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preBuild postBuild
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preInstall postInstall
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;
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};
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executableToolDepends =
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(lib.concatMap (c: if c.isHaskell or false
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then builtins.attrValues (c.components.exes or {})
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else [c]) component.build-tools) ++
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lib.optional (component.pkgconfig != []) pkgconfig;
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drv =
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stdenv.mkDerivation ({
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name = "${ghc.targetPrefix}${fullName}";
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src = cleanSrc;
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buildInputs = component.libs
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++ component.frameworks
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++ builtins.concatLists component.pkgconfig;
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nativeBuildInputs = [ghc] ++ executableToolDepends;
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passthru = {
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inherit (package) identifier;
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config = component;
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inherit configFiles cleanSrc;
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};
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meta = {
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homepage = package.homepage or "";
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description = package.synopsis or "";
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license =
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let
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license-map = import ../lib/cabal-licenses.nix lib;
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in license-map.${package.license} or
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(builtins.trace "WARNING: license \"${package.license}\" not found" license-map.LicenseRef-OtherLicense);
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platforms = if component.platforms == null then stdenv.lib.platforms.all else component.platforms;
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};
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phases = ["unpackPhase" "patchPhase" "buildPhase" "installPhase"];
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buildPhase = ''
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runHook preBuild
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if [[ ! -f ./Setup.hs && ! -f ./Setup.lhs ]]; then
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cat ${defaultSetupSrc} > Setup.hs
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fi
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for f in Setup.hs Setup.lhs; do
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if [ -f $f ]; then
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echo Compiling package $f
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ghc $f -threaded '' + (if includeGhcPackage then "-package ghc " else "")
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+ ''-package-db ${configFiles}/${configFiles.packageCfgDir} --make -o ./Setup
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setup=$(pwd)/Setup
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fi
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done
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[ -f ./Setup ] || (echo Failed to build Setup && exit 1)
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runHook preBuild
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'';
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installPhase = ''
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runHook preInstall
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mkdir -p $out/bin
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install ./Setup $out/bin/Setup
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runHook postInstall
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'';
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}
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// (lib.optionalAttrs (patches != []) { patches = map (p: if builtins.isFunction p then p { inherit (package.identifier) version; inherit revision; } else p) patches; })
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// hooks
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);
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in drv
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