----------------------------------------------------------------------------- -- | -- Module : Distribution.Simple.NHC -- Copyright : Isaac Jones 2003-2006 -- -- Maintainer : Isaac Jones -- Stability : alpha -- Portability : portable -- {- Copyright (c) 2003-2005, Isaac Jones All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. * Neither the name of Isaac Jones nor the names of other contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -} module Distribution.Simple.NHC ( configure , build , installLib, installExe ) where import Distribution.Package ( PackageIdentifier, packageName, Package(..) ) import Distribution.PackageDescription ( PackageDescription(..), BuildInfo(..), Library(..), Executable(..), withLib, withExe, hcOptions ) import Distribution.Simple.LocalBuildInfo ( LocalBuildInfo(..) ) import Distribution.Simple.BuildPaths ( mkLibName, objExtension, exeExtension ) import Distribution.Simple.Compiler ( CompilerFlavor(..), CompilerId(..), Compiler(..) , Flag, extensionsToFlags ) import Language.Haskell.Extension ( Extension(..) ) import Distribution.Simple.Program ( ProgramConfiguration, userMaybeSpecifyPath, requireProgram, lookupProgram, ConfiguredProgram(programVersion), programPath, nhcProgram, hmakeProgram, ldProgram, arProgram, rawSystemProgramConf ) import Distribution.Simple.Utils ( die, info, findFileWithExtension, dotToSep, createDirectoryIfMissingVerbose, copyFileVerbose, smartCopySources ) import Distribution.Version ( Version(..), VersionRange(..), orLaterVersion ) import Distribution.Verbosity import System.FilePath ( (), (<.>), normalise, takeDirectory, dropExtension ) import System.Directory ( removeFile ) import Control.Exception (try) import Data.List ( nub ) import Control.Monad ( when, unless ) -- ----------------------------------------------------------------------------- -- Configuring configure :: Verbosity -> Maybe FilePath -> Maybe FilePath -> ProgramConfiguration -> IO (Compiler, ProgramConfiguration) configure verbosity hcPath _hcPkgPath conf = do (nhcProg, conf') <- requireProgram verbosity nhcProgram (orLaterVersion (Version [1,20] [])) (userMaybeSpecifyPath "nhc98" hcPath conf) let Just nhcVersion = programVersion nhcProg (_hmakeProg, conf'') <- requireProgram verbosity hmakeProgram (orLaterVersion (Version [3,13] [])) conf' (_ldProg, conf''') <- requireProgram verbosity ldProgram AnyVersion conf'' (_arProg, conf'''') <- requireProgram verbosity arProgram AnyVersion conf''' --TODO: put this stuff in a monad so we can say just: -- requireProgram hmakeProgram (orLaterVersion (Version [3,13] [])) -- requireProgram ldProgram AnyVersion -- requireProgram ldPrograrProgramam AnyVersion -- unless (null (cSources bi)) $ requireProgram ccProgram AnyVersion let comp = Compiler { compilerId = CompilerId NHC nhcVersion, compilerExtensions = nhcLanguageExtensions } return (comp, conf'''') -- | The flags for the supported extensions nhcLanguageExtensions :: [(Extension, Flag)] nhcLanguageExtensions = -- TODO: use -98 when no extensions are specified. -- NHC doesn't enforce the monomorphism restriction at all. [(NoMonomorphismRestriction, "") ,(ForeignFunctionInterface, "") ,(ExistentialQuantification, "") ,(EmptyDataDecls, "") ,(NamedFieldPuns, "-puns") ,(CPP, "-cpp") ] -- ----------------------------------------------------------------------------- -- Building -- |FIX: For now, the target must contain a main module. Not used -- ATM. Re-add later. build :: PackageDescription -> LocalBuildInfo -> Verbosity -> IO () build pkg_descr lbi verbosity = do let conf = withPrograms lbi Just nhcProg = lookupProgram nhcProgram conf withLib pkg_descr () $ \lib -> do let bi = libBuildInfo lib modules = exposedModules lib ++ otherModules bi -- Unsupported extensions have already been checked by configure extensionFlags = extensionsToFlags (compiler lbi) (extensions bi) inFiles <- getModulePaths lbi bi modules let targetDir = buildDir lbi srcDirs = nub (map takeDirectory inFiles) destDirs = map (targetDir ) srcDirs mapM_ (createDirectoryIfMissingVerbose verbosity True) destDirs rawSystemProgramConf verbosity hmakeProgram conf $ ["-hc=" ++ programPath nhcProg] ++ nhcVerbosityOptions verbosity ++ ["-d", targetDir, "-hidir", targetDir] ++ extensionFlags ++ maybe [] (hcOptions NHC . libBuildInfo) (library pkg_descr) ++ concat [ ["-package", packageName pkg] | pkg <- packageDeps lbi ] ++ inFiles {- -- build any C sources unless (null (cSources bi)) $ do info verbosity "Building C Sources..." let commonCcArgs = (if verbosity > deafening then ["-v"] else []) ++ ["-I" ++ dir | dir <- includeDirs bi] ++ [opt | opt <- ccOptions bi] ++ (if withOptimization lbi then ["-O2"] else []) flip mapM_ (cSources bi) $ \cfile -> do let ofile = targetDir cfile `replaceExtension` objExtension createDirectoryIfMissingVerbose verbosity True (takeDirectory ofile) rawSystemProgramConf verbosity hmakeProgram conf (commonCcArgs ++ ["-c", cfile, "-o", ofile]) -} -- link: info verbosity "Linking..." let --cObjs = [ targetDir cFile `replaceExtension` objExtension -- | cFile <- cSources bi ] libFilePath = targetDir mkLibName (packageId pkg_descr) hObjs = [ targetDir dotToSep m <.> objExtension | m <- modules ] unless (null hObjs {-&& null cObjs-}) $ do try (removeFile libFilePath) -- first remove library if it exists let arVerbosity | verbosity >= deafening = "v" | verbosity >= normal = "" | otherwise = "c" rawSystemProgramConf verbosity arProgram (withPrograms lbi) $ ["q"++ arVerbosity, libFilePath] ++ hObjs -- ++ cObjs withExe pkg_descr $ \exe -> do when (dropExtension (modulePath exe) /= exeName exe) $ die $ "hmake does not support exe names that do not match the name of " ++ "the 'main-is' file. You will have to rename your executable to " ++ show (dropExtension (modulePath exe)) let bi = buildInfo exe modules = otherModules bi -- Unsupported extensions have already been checked by configure extensionFlags = extensionsToFlags (compiler lbi) (extensions bi) inFiles <- getModulePaths lbi bi modules let targetDir = buildDir lbi exeName exe exeDir = targetDir (exeName exe ++ "-tmp") srcDirs = nub (map takeDirectory (modulePath exe : inFiles)) destDirs = map (exeDir ) srcDirs mapM_ (createDirectoryIfMissingVerbose verbosity True) destDirs rawSystemProgramConf verbosity hmakeProgram conf $ ["-hc=" ++ programPath nhcProg] ++ nhcVerbosityOptions verbosity ++ ["-d", targetDir, "-hidir", targetDir] ++ extensionFlags ++ maybe [] (hcOptions NHC . libBuildInfo) (library pkg_descr) ++ concat [ ["-package", packageName pkg] | pkg <- packageDeps lbi ] ++ inFiles ++ [exeName exe] nhcVerbosityOptions :: Verbosity -> [String] nhcVerbosityOptions verbosity | verbosity >= deafening = ["-v"] | verbosity >= normal = [] | otherwise = ["-q"] --TODO: where to put this? it's duplicated in .Simple too getModulePaths :: LocalBuildInfo -> BuildInfo -> [String] -> IO [FilePath] getModulePaths lbi bi modules = sequence [ findFileWithExtension ["hs", "lhs"] (buildDir lbi : hsSourceDirs bi) (dotToSep module_) >>= maybe (notFound module_) (return . normalise) | module_ <- modules ] where notFound module_ = die $ "can't find source for module " ++ module_ -- ----------------------------------------------------------------------------- -- Installing -- |Install executables for GHC. installExe :: Verbosity -- ^verbosity -> FilePath -- ^install location -> FilePath -- ^Build location -> (FilePath, FilePath) -- ^Executable (prefix,suffix) -> Executable -> IO () installExe verbosity pref buildPref (progprefix,progsuffix) exe = do createDirectoryIfMissingVerbose verbosity True pref let exeBaseName = exeName exe exeFileName = exeBaseName <.> exeExtension fixedExeFileName = (progprefix ++ exeBaseName ++ progsuffix) <.> exeExtension copyFileVerbose verbosity (buildPref exeBaseName exeFileName) (pref fixedExeFileName) -- |Install for nhc98: .hi and .a files installLib :: Verbosity -- ^verbosity -> FilePath -- ^install location -> FilePath -- ^Build location -> PackageIdentifier -> Library -> IO () installLib verbosity pref buildPref pkgid lib = do let bi = libBuildInfo lib modules = exposedModules lib ++ otherModules bi smartCopySources verbosity [buildPref] pref modules ["hi"] let libName = mkLibName pkgid copyFileVerbose verbosity (buildPref libName) (pref libName)