nixpkgs/pkgs/development/haskell-modules/generic-builder.nix
Peter Simons bca9b8d867 haskell-generic-builder: make $shellHook in 'env' attribute more robust
In case our GHC environment is empty, the old code ended up running
'grep export' on a GHC binary, which doesn't seem like a good idea.
2015-01-11 11:59:47 +01:00

259 lines
9.4 KiB
Nix

{ stdenv, fetchurl, ghc, pkgconfig, glibcLocales, coreutils, gnugrep, gnused
, jailbreak-cabal, hscolour
}:
{ pname
, version
, sha256 ? null
, src ? fetchurl { url = "mirror://hackage/${pname}-${version}.tar.gz"; inherit sha256; }
, buildDepends ? []
, buildTools ? []
, configureFlags ? []
, description ? ""
, doCheck ? stdenv.lib.versionOlder "7.4" ghc.version
, doHoogle ? true
, editedCabalFile ? null
, enableLibraryProfiling ? false
, enableSharedExecutables ? stdenv.lib.versionOlder "7.7" ghc.version
, enableSharedLibraries ? stdenv.lib.versionOlder "7.7" ghc.version
, enableSplitObjs ? !stdenv.isDarwin # http://hackage.haskell.org/trac/ghc/ticket/4013
, enableStaticLibraries ? true
, extraLibraries ? []
, homepage ? "http://hackage.haskell.org/package/${pname}"
, hydraPlatforms ? ghc.meta.hydraPlatforms or ghc.meta.platforms
, hyperlinkSource ? true
, isExecutable ? false, isLibrary ? !isExecutable
, jailbreak ? false
, license
, maintainers ? []
, noHaddock ? false
, passthru ? {}
, pkgconfigDepends ? []
, platforms ? ghc.meta.platforms
, testDepends ? []
, testTarget ? ""
, broken ? false
, patches ? [], patchPhase ? "", prePatch ? "", postPatch ? ""
, preConfigure ? "", postConfigure ? ""
, preBuild ? "", postBuild ? ""
, preInstall ? "", postInstall ? ""
, checkPhase ? "", preCheck ? "", postCheck ? ""
, preFixup ? "", postFixup ? ""
}:
assert pkgconfigDepends != [] -> pkgconfig != null;
let
inherit (stdenv.lib) optional optionals optionalString versionOlder
concatStringsSep enableFeature optionalAttrs;
defaultSetupHs = builtins.toFile "Setup.hs" ''
import Distribution.Simple
main = defaultMain
'';
defaultConfigureFlags = [
(enableFeature enableSplitObjs "split-objs")
(enableFeature enableLibraryProfiling "library-profiling")
(enableFeature enableSharedLibraries "shared")
(optionalString (versionOlder "7" ghc.version) (enableFeature enableStaticLibraries "library-vanilla"))
(optionalString (versionOlder "7.4" ghc.version) (enableFeature enableSharedExecutables "executable-dynamic"))
(optionalString (versionOlder "7" ghc.version) (enableFeature doCheck "tests"))
];
hasActiveLibrary = isLibrary && (enableStaticLibraries || enableSharedLibraries);
newCabalFile = fetchurl {
url = "http://hackage.haskell.org/package/${pname}-${version}/${pname}.cabal";
sha256 = editedCabalFile;
};
isHaskellPkg = x: (x ? pname) && (x ? version);
isSystemPkg = x: !isHaskellPkg x;
allBuildInputs = stdenv.lib.filter (x: x != null) (
buildDepends ++ extraLibraries ++ buildTools ++
optionals (pkgconfigDepends != []) ([pkgconfig] ++ pkgconfigDepends) ++
optionals doCheck testDepends
);
haskellBuildInputs = stdenv.lib.filter isHaskellPkg allBuildInputs;
systemBuildInputs = stdenv.lib.filter isSystemPkg allBuildInputs;
ghcEnv = ghc.withPackages (p: haskellBuildInputs);
in
stdenv.mkDerivation ({
name = "${optionalString hasActiveLibrary "haskell-"}${pname}-${version}";
inherit src;
nativeBuildInputs = extraLibraries ++ buildTools ++
optionals (pkgconfigDepends != []) ([pkgconfig] ++ pkgconfigDepends) ++
optionals doCheck testDepends ++
optionals (!hasActiveLibrary) buildDepends;
propagatedNativeBuildInputs = optionals hasActiveLibrary buildDepends;
# GHC needs the locale configured during the Haddock phase.
LANG = "en_US.UTF-8";
LOCALE_ARCHIVE = optionalString stdenv.isLinux "${glibcLocales}/lib/locale/locale-archive";
configurePhase = ''
runHook preConfigure
echo "Building with ${ghc}."
export PATH="${ghc}/bin:$PATH"
${optionalString (hasActiveLibrary && hyperlinkSource) "export PATH=${hscolour}/bin:$PATH"}
configureFlags="--verbose --prefix=$out --libdir=\$prefix/lib/\$compiler --libsubdir=\$pkgid $configureFlags"
configureFlags+=' ${concatStringsSep " " defaultConfigureFlags}'
${optionalString (enableSharedExecutables && stdenv.isLinux) ''
configureFlags+=" --ghc-option=-optl=-Wl,-rpath=$out/lib/${ghc.name}/${pname}-${version}"
''}
${optionalString (enableSharedExecutables && stdenv.isDarwin) ''
configureFlags+=" --ghc-option=-optl=-Wl,-headerpad_max_install_names"
''}
${optionalString (versionOlder "7.8" ghc.version && !isLibrary) ''
configureFlags+=" --ghc-option=-j$NIX_BUILD_CORES"
setupCompileFlags="-j$NIX_BUILD_CORES"
''}
packageConfDir="$TMP/package.conf.d"
mkdir -p $packageConfDir
local inputClosure=""
for i in $propagatedNativeBuildInputs $nativeBuildInputs; do
findInputs $i inputClosure propagated-native-build-inputs
done
for p in $inputClosure; do
if [ -d "$p/lib/${ghc.name}/package.conf.d" ]; then
cp -f "$p/lib/${ghc.name}/package.conf.d/"*.conf $packageConfDir/
continue
fi
if [ -d "$p/include" ]; then
configureFlags+=" --extra-include-dirs=$p/include"
fi
for d in lib{,64}; do
if [ -d "$p/$d" ]; then
configureFlags+=" --extra-lib-dirs=$p/$d"
fi
done
done
ghc-pkg --package-db="$packageConfDir" recache
configureFlags+=" --package-db=$packageConfDir"
${optionalString (editedCabalFile != null) ''
echo "Replacing Cabal file with edited version ${newCabalFile}."
cp ${newCabalFile} ${pname}.cabal
''}
${optionalString jailbreak ''
echo "Running jailbreak-cabal to lift version restrictions on build inputs."
${jailbreak-cabal}/bin/jailbreak-cabal ${pname}.cabal
''}
for i in Setup.hs Setup.lhs ${defaultSetupHs}; do
test -f $i && break
done
ghc -package-db=$packageConfDir $setupCompileFlags --make -o Setup -odir $TMPDIR -hidir $TMPDIR $i
echo configureFlags: $configureFlags
unset GHC_PACKAGE_PATH # Cabal complains if this variable is set during configure.
./Setup configure $configureFlags 2>&1 | ${coreutils}/bin/tee "$NIX_BUILD_TOP/cabal-configure.log"
if ${gnugrep}/bin/egrep -q '^Warning:.*depends on multiple versions' "$NIX_BUILD_TOP/cabal-configure.log"; then
echo >&2 "*** abort because of serious configure-time warning from Cabal"
exit 1
fi
export GHC_PACKAGE_PATH="$packageConfDir:"
runHook postConfigure
'';
buildPhase = ''
runHook preBuild
./Setup build
${optionalString (!noHaddock && hasActiveLibrary) ''
./Setup haddock --html \
${optionalString doHoogle "--hoogle"} \
${optionalString (hasActiveLibrary && hyperlinkSource) "--hyperlink-source"}
''}
runHook postBuild
'';
checkPhase = ''
runHook preCheck
./Setup test ${testTarget}
runHook postCheck
'';
installPhase = ''
runHook preInstall
${if !hasActiveLibrary then "./Setup install" else ''
./Setup copy
local packageConfDir="$out/lib/${ghc.name}/package.conf.d"
local packageConfFile="$packageConfDir/${pname}-${version}.conf"
mkdir -p "$packageConfDir"
./Setup register --gen-pkg-config=$packageConfFile
local pkgId=$( ${gnused}/bin/sed -n -e 's|^id: ||p' $packageConfFile )
mv $packageConfFile $packageConfDir/$pkgId.conf
''}
${optionalString (enableSharedExecutables && isExecutable && stdenv.isDarwin) ''
for exe in "$out/bin/"* ; do
install_name_tool -add_rpath "$out/lib/ghc-${ghc.version}/${pname}-${version}" "$exe"
done
''}
runHook postInstall
'';
passthru = passthru // {
inherit pname version;
env = stdenv.mkDerivation {
name = "interactive-${optionalString hasActiveLibrary "haskell-"}${pname}-${version}-environment";
nativeBuildInputs = [ ghcEnv systemBuildInputs ];
shellHook = ''
export NIX_GHC="${ghcEnv}/bin/ghc"
export NIX_GHCPKG="${ghcEnv}/bin/ghc"
export NIX_GHC_DOCDIR="${ghcEnv}/share/doc/ghc/html"
export NIX_GHC_LIBDIR="${ghcEnv}/lib/${ghcEnv.name}"
'';
buildCommand = ''
echo >&2 ""
echo >&2 "*** Haskell 'env' attributes are intended for interactive nix-shell sessions, not for building! ***"
echo >&2 ""
exit 1
'';
};
};
meta = { inherit homepage license platforms hydraPlatforms; }
// optionalAttrs broken { inherit broken; }
// optionalAttrs (description != "") { inherit description; }
// optionalAttrs (maintainers != []) { inherit maintainers; }
;
}
// optionalAttrs (configureFlags != []) { inherit configureFlags; }
// optionalAttrs (patches != []) { inherit patches; }
// optionalAttrs (patchPhase != "") { inherit patchPhase; }
// optionalAttrs (prePatch != "") { inherit prePatch; }
// optionalAttrs (postPatch != "") { inherit postPatch; }
// optionalAttrs (preConfigure != "") { inherit preConfigure; }
// optionalAttrs (postConfigure != "") { inherit postConfigure; }
// optionalAttrs (preBuild != "") { inherit preBuild; }
// optionalAttrs (postBuild != "") { inherit postBuild; }
// optionalAttrs (preInstall != "") { inherit preInstall; }
// optionalAttrs (postInstall != "") { inherit postInstall; }
// optionalAttrs (checkPhase != "") { inherit checkPhase; }
// optionalAttrs (preCheck != "") { inherit preCheck; }
// optionalAttrs (postCheck != "") { inherit postCheck; }
// optionalAttrs (preFixup != "") { inherit preFixup; }
// optionalAttrs (postFixup != "") { inherit postFixup; }
)