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nixpkgs/pkgs/development/haskell-modules/generic-builder.nix

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Nix

{ stdenv, fetchurl, ghc, pkgconfig, glibcLocales, coreutils, gnugrep, gnused
, jailbreak-cabal, hscolour, cpphs
}:
{ pname
, version, revision ? null
, sha256 ? null
, src ? fetchurl { url = "mirror://hackage/${pname}-${version}.tar.gz"; inherit sha256; }
, buildDepends ? []
, buildTarget ? ""
, buildTools ? []
, configureFlags ? []
, description ? ""
, doCheck ? stdenv.lib.versionOlder "7.4" ghc.version
, doHoogle ? true
, editedCabalFile ? null
, enableLibraryProfiling ? false
, enableSharedExecutables ? ((ghc.isGhcjs or false) || stdenv.lib.versionOlder "7.7" ghc.version)
, enableSharedLibraries ? ((ghc.isGhcjs or false) || 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/${pname}"
, hydraPlatforms ? ghc.meta.hydraPlatforms or ghc.meta.platforms
, hyperlinkSource ? true
, isExecutable ? false, isLibrary ? !isExecutable
, jailbreak ? false
, license
, maintainers ? []
, doHaddock ? true
, passthru ? {}
, pkgconfigDepends ? []
, platforms ? ghc.meta.platforms
, testDepends ? []
, testTarget ? ""
, broken ? false
, preUnpack ? "", postUnpack ? ""
, patches ? [], patchPhase ? "", prePatch ? "", postPatch ? ""
, preConfigure ? "", postConfigure ? ""
, preBuild ? "", postBuild ? ""
, preInstall ? "", postInstall ? ""
, checkPhase ? "", preCheck ? "", postCheck ? ""
, preFixup ? "", postFixup ? ""
, coreSetup ? false # Use only core packages to build Setup.hs.
, useCpphs ? false
} @ args:
assert pkgconfigDepends != [] -> pkgconfig != null;
assert editedCabalFile != null -> revision != null;
let
inherit (stdenv.lib) optional optionals optionalString versionOlder
concatStringsSep enableFeature optionalAttrs toUpper;
isGhcjs = ghc.isGhcjs or false;
newCabalFileUrl = "http://hackage.haskell.org/package/${pname}-${version}/revision/${revision}.cabal";
newCabalFile = fetchurl {
url = newCabalFileUrl;
sha256 = editedCabalFile;
name = "${pname}-${version}-r${revision}.cabal";
};
defaultSetupHs = builtins.toFile "Setup.hs" ''
import Distribution.Simple
main = defaultMain
'';
ghc76xOrLater = isGhcjs || stdenv.lib.versionOlder "7.6" ghc.version;
packageDbFlag = if ghc76xOrLater then "package-db" else "package-conf";
hasActiveLibrary = isLibrary && (enableStaticLibraries || enableSharedLibraries || enableLibraryProfiling);
# We cannot enable -j<n> parallelism for libraries because GHC is far more
# likely to generate a non-determistic library ID in that case. Further
# details are at <https://github.com/peti/ghc-library-id-bug>.
enableParallelBuilding = versionOlder "7.8" ghc.version && !hasActiveLibrary;
defaultConfigureFlags = [
"--verbose" "--prefix=$out" "--libdir=\\$prefix/lib/\\$compiler" "--libsubdir=\\$pkgid"
"--with-gcc=$CC" # Clang won't work without that extra information.
"--package-db=$packageConfDir"
(optionalString (enableSharedExecutables && stdenv.isLinux) "--ghc-option=-optl=-Wl,-rpath=$out/lib/${ghc.name}/${pname}-${version}")
(optionalString (enableSharedExecutables && stdenv.isDarwin) "--ghc-option=-optl=-Wl,-headerpad_max_install_names")
(optionalString enableParallelBuilding "--ghc-option=-j$NIX_BUILD_CORES")
(optionalString (useCpphs) "--with-cpphs=${cpphs}/bin/cpphs --ghc-options=-cpp --ghc-options=-pgmP${cpphs}/bin/cpphs --ghc-options=-optP--cpp")
(enableFeature enableSplitObjs "split-objs")
(enableFeature enableLibraryProfiling "library-profiling")
(enableFeature enableSharedLibraries "shared")
(optionalString (isGhcjs || versionOlder "7" ghc.version) (enableFeature enableStaticLibraries "library-vanilla"))
(optionalString (isGhcjs || versionOlder "7.4" ghc.version) (enableFeature enableSharedExecutables "executable-dynamic"))
(optionalString (isGhcjs || versionOlder "7" ghc.version) (enableFeature doCheck "tests"))
] ++ optionals isGhcjs [
"--with-hsc2hs=${ghc.nativeGhc}/bin/hsc2hs"
"--ghcjs"
];
setupCompileFlags = [
(optionalString (!coreSetup) "-${packageDbFlag}=$packageConfDir")
(optionalString (isGhcjs || versionOlder "7.8" ghc.version) "-j$NIX_BUILD_CORES")
(optionalString (versionOlder "7.10" ghc.version) "-threaded") # https://github.com/haskell/cabal/issues/2398
];
isHaskellPkg = x: (x ? pname) && (x ? version) && (x ? env);
isSystemPkg = x: !isHaskellPkg x;
propagatedBuildInputs = buildDepends;
otherBuildInputs = extraLibraries ++
buildTools ++
optionals (pkgconfigDepends != []) ([pkgconfig] ++ pkgconfigDepends) ++
optionals doCheck testDepends;
allBuildInputs = propagatedBuildInputs ++ otherBuildInputs;
haskellBuildInputs = stdenv.lib.filter isHaskellPkg allBuildInputs;
systemBuildInputs = stdenv.lib.filter isSystemPkg allBuildInputs;
ghcEnv = ghc.withPackages (p: haskellBuildInputs);
setupCommand = if isGhcjs then "${ghc.nodejs}/bin/node ./Setup.jsexe/all.js" else "./Setup";
ghcCommand = if isGhcjs then "ghcjs" else "ghc";
ghcCommandCaps = toUpper ghcCommand;
in
stdenv.mkDerivation ({
name = "${optionalString (hasActiveLibrary && pname != "ghcjs") "haskell-"}${pname}-${version}";
pos = builtins.unsafeGetAttrPos "pname" args;
prePhases = ["setupCompilerEnvironmentPhase"];
preConfigurePhases = ["compileBuildDriverPhase"];
preInstallPhases = ["haddockPhase"];
inherit src;
nativeBuildInputs = otherBuildInputs ++ optionals (!hasActiveLibrary) propagatedBuildInputs;
propagatedNativeBuildInputs = optionals hasActiveLibrary propagatedBuildInputs;
LANG = "en_US.UTF-8"; # GHC needs the locale configured during the Haddock phase.
prePatch = optionalString (editedCabalFile != null) ''
echo "Replace Cabal file with edited version from ${newCabalFileUrl}."
cp ${newCabalFile} ${pname}.cabal
'' + prePatch;
postPatch = optionalString jailbreak ''
echo "Run jailbreak-cabal to lift version restrictions on build inputs."
${jailbreak-cabal}/bin/jailbreak-cabal ${pname}.cabal
'' + postPatch;
setupCompilerEnvironmentPhase = ''
runHook preSetupCompilerEnvironment
echo "Build with ${ghc}."
export PATH="${ghc}/bin:$PATH"
${optionalString (hasActiveLibrary && hyperlinkSource) "export PATH=${hscolour}/bin:$PATH"}
packageConfDir="$TMPDIR/package.conf.d"
mkdir -p $packageConfDir
setupCompileFlags="${concatStringsSep " " setupCompileFlags}"
configureFlags="${concatStringsSep " " defaultConfigureFlags} $configureFlags"
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=$p/include"
fi
if [ -d "$p/lib" ]; then
configureFlags+=" --extra-lib-dirs=$p/lib"
fi
done
${ghcCommand}-pkg --${packageDbFlag}="$packageConfDir" recache
runHook postSetupCompilerEnvironment
'';
compileBuildDriverPhase = ''
runHook preCompileBuildDriver
for i in Setup.hs Setup.lhs ${defaultSetupHs}; do
test -f $i && break
done
echo setupCompileFlags: $setupCompileFlags
${ghcCommand} $setupCompileFlags --make -o Setup -odir $TMPDIR -hidir $TMPDIR $i
runHook postCompileBuildDriver
'';
configurePhase = ''
runHook preConfigure
unset GHC_PACKAGE_PATH # Cabal complains if this variable is set during configure.
echo configureFlags: $configureFlags
${setupCommand} 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
${setupCommand} build ${buildTarget}
runHook postBuild
'';
checkPhase = ''
runHook preCheck
${setupCommand} test ${testTarget}
runHook postCheck
'';
haddockPhase = ''
runHook preHaddock
${optionalString (doHaddock && hasActiveLibrary) ''
${setupCommand} haddock --html \
${optionalString doHoogle "--hoogle"} \
${optionalString (hasActiveLibrary && hyperlinkSource) "--hyperlink-source"}
''}
runHook postHaddock
'';
installPhase = ''
runHook preInstall
${if !hasActiveLibrary then "${setupCommand} install" else ''
${setupCommand} copy
local packageConfDir="$out/lib/${ghc.name}/package.conf.d"
local packageConfFile="$packageConfDir/${pname}-${version}.conf"
mkdir -p "$packageConfDir"
${setupCommand} register --gen-pkg-config=$packageConfFile
local pkgId=$( ${gnused}/bin/sed -n -e 's|^id: ||p' $packageConfFile )
mv $packageConfFile $packageConfDir/$pkgId.conf
''}
${optionalString (enableSharedExecutables && isExecutable && !isGhcjs && stdenv.isDarwin && stdenv.lib.versionOlder ghc.version "7.10") ''
for exe in "$out/bin/"* ; do
install_name_tool -add_rpath "$out/lib/ghc-${ghc.version}/${pname}-${version}" "$exe"
done
''}
runHook postInstall
'';
passthru = passthru // {
inherit pname version;
isHaskellLibrary = hasActiveLibrary;
env = stdenv.mkDerivation {
name = "interactive-${optionalString (hasActiveLibrary && pname != "ghcjs") "haskell-"}${pname}-${version}-environment";
nativeBuildInputs = [ ghcEnv systemBuildInputs ];
LANG = "en_US.UTF-8";
LOCALE_ARCHIVE = optionalString stdenv.isLinux "${glibcLocales}/lib/locale/locale-archive";
shellHook = ''
export NIX_${ghcCommandCaps}="${ghcEnv}/bin/${ghcCommand}"
export NIX_${ghcCommandCaps}PKG="${ghcEnv}/bin/${ghcCommand}-pkg"
export NIX_${ghcCommandCaps}_DOCDIR="${ghcEnv}/share/doc/ghc/html"
export NIX_${ghcCommandCaps}_LIBDIR="${ghcEnv}/lib/${ghcEnv.name}"
'';
};
};
meta = { inherit homepage license platforms; }
// optionalAttrs broken { inherit broken; }
// optionalAttrs (description != "") { inherit description; }
// optionalAttrs (maintainers != []) { inherit maintainers; }
// optionalAttrs (hydraPlatforms != platforms) { inherit hydraPlatforms; }
;
}
// optionalAttrs (preUnpack != "") { inherit preUnpack; }
// optionalAttrs (postUnpack != "") { inherit postUnpack; }
// optionalAttrs (configureFlags != []) { inherit configureFlags; }
// optionalAttrs (patches != []) { inherit patches; }
// optionalAttrs (patchPhase != "") { inherit patchPhase; }
// optionalAttrs (postPatch != "") { inherit postPatch; }
// optionalAttrs (preConfigure != "") { inherit preConfigure; }
// optionalAttrs (postConfigure != "") { inherit postConfigure; }
// optionalAttrs (preBuild != "") { inherit preBuild; }
// optionalAttrs (postBuild != "") { inherit postBuild; }
// optionalAttrs (doCheck) { inherit doCheck; }
// optionalAttrs (checkPhase != "") { inherit checkPhase; }
// optionalAttrs (preCheck != "") { inherit preCheck; }
// optionalAttrs (postCheck != "") { inherit postCheck; }
// optionalAttrs (preInstall != "") { inherit preInstall; }
// optionalAttrs (postInstall != "") { inherit postInstall; }
// optionalAttrs (preFixup != "") { inherit preFixup; }
// optionalAttrs (postFixup != "") { inherit postFixup; }
// optionalAttrs (stdenv.isLinux) { LOCALE_ARCHIVE = "${glibcLocales}/lib/locale/locale-archive"; }
)