fltkhs-0.5.0.8: Setup.hs
{-# LANGUAGE CPP #-}
import Data.Maybe(fromJust, isJust, fromMaybe, maybeToList)
import Distribution.Simple.Compiler
import Distribution.Simple.LocalBuildInfo
import Distribution.PackageDescription
import Distribution.Simple
import Distribution.System
import Distribution.Simple.Setup
import Distribution.Simple.Utils
import Distribution.Verbosity
import Distribution.Text ( display )
import Control.Monad
import Data.List
import Distribution.Simple.Program
( Program(..), ConfiguredProgram(..), programPath
, requireProgram, requireProgramVersion
, rawSystemProgramConf, rawSystemProgram
, greencardProgram, cpphsProgram, hsc2hsProgram, c2hsProgram
, happyProgram, alexProgram, ghcProgram, gccProgram, requireProgram, arProgram)
import Distribution.Simple.Program.Db
import Distribution.Simple.PreProcess
import Distribution.Simple.Register ( generateRegistrationInfo, registerPackage )
import System.IO.Unsafe (unsafePerformIO)
import System.IO.Error
import qualified Distribution.Simple.Program.Ar as Ar
import qualified Distribution.ModuleName as ModuleName
import Distribution.Simple.BuildPaths
import System.Directory(getCurrentDirectory, getDirectoryContents, doesDirectoryExist)
import System.FilePath ( (</>), (<.>), takeExtension, combine, takeBaseName, takeDirectory)
import qualified Distribution.Simple.GHC as GHC
import qualified Distribution.Simple.JHC as JHC
import qualified Distribution.Simple.LHC as LHC
import qualified Distribution.Simple.UHC as UHC
import qualified Distribution.Simple.PackageIndex as PackageIndex
import Distribution.PackageDescription as PD
import Distribution.InstalledPackageInfo (extraGHCiLibraries, showInstalledPackageInfo)
import System.Environment (getEnv, setEnv)
main :: IO ()
main = defaultMainWithHooks autoconfUserHooks {
preConf = myPreConf,
buildHook = myBuildHook,
cleanHook = myCleanHook,
copyHook = copyCBindings,
regHook = registerHook
}
myPreConf :: Args -> ConfigFlags -> IO HookedBuildInfo
myPreConf args flags = do
putStrLn "Running autoconf ..."
case buildOS of
Windows -> rawSystemExit normal "sh" ["autoconf"]
_ -> rawSystemExit normal "autoconf" []
preConf autoconfUserHooks args flags
fltkcdir :: FilePath
fltkcdir = unsafePerformIO $ do
d <- getCurrentDirectory
return (d </> "c-lib")
fltkclib = "fltkc"
addFltkcDir :: PackageDescription -> PackageDescription
addFltkcDir pkg_descr =
pkg_descr {
library = fmap (\l' -> l' {
libBuildInfo =
(libBuildInfo l') {
extraLibDirs = (extraLibDirs (libBuildInfo l')) ++ [fltkcdir]
}
}
)
(library pkg_descr)
}
addToEnvironmentVariable :: String -> String -> IO ()
addToEnvironmentVariable env value = do
currentLdLibraryPath <- tryIOError (getEnv env)
setEnv env ((either (const "")
(\curr -> curr ++
(case buildOS of
Windows -> ";"
_ -> ":"))
currentLdLibraryPath) ++ value)
myBuildHook pkg_descr local_bld_info user_hooks bld_flags =
do let compileC = do
putStrLn "==Compiling C bindings=="
case buildOS of
Windows -> rawSystemExit normal "make" []
os | os `elem` [FreeBSD, OpenBSD, NetBSD, DragonFly]
-> rawSystemExit normal "gmake" []
_ -> rawSystemExit normal "make" []
cdirexists <- doesDirectoryExist fltkcdir
if cdirexists
then
do
clibraries <- getDirectoryContents fltkcdir
when (null $ filter (Data.List.isInfixOf "fltkc") clibraries) compileC
else compileC
case buildOS of
Windows ->
let rewritePaths :: PackageDescription -> IO PackageDescription
rewritePaths pkg_descr =
let lib = library pkg_descr
ld_incdirs :: Maybe ([String], [String])
ld_incdirs = fmap (\lib' -> (ldOptions (libBuildInfo lib'), includeDirs (libBuildInfo lib'))) lib
removeTrailingNewline = head . lines
replaceAllInfixes :: String -> String -> String -> String
replaceAllInfixes needle subString haystack =
concat
(unfoldr (\str -> if (null str)
then Nothing
else if (needle `isPrefixOf` str)
then Just (subString, drop (length needle) str)
else Just ([head str], tail str))
haystack)
stdCppGccPthreadPaths ghcPath =
[
((takeDirectory . takeDirectory) ghcPath) </> "mingw" </> "lib" </> "gcc" </> "x86_64-w64-mingw32" </> "5.2.0"
, ((takeDirectory . takeDirectory) ghcPath) </> "mingw" </> "x86_64-w64-mingw32" </> "lib"
]
cygpath o p = removeTrailingNewline<$>(rawSystemStdout normal "cygpath" [o, p])
in
do
let mingw = case buildArch of
I386 -> "/mingw32"
_ -> "/mingw64"
fullMingwPath <- cygpath "-m" mingw
ghcPath <- rawSystemStdout normal "sh" ["-c", "which ghc"]
cppGccPthreadPaths <- mapM (cygpath "-w") (stdCppGccPthreadPaths ghcPath)
let replaceMingw = replaceAllInfixes mingw fullMingwPath
let fixedLib = maybe Nothing
(\(ld, incDirs) ->
fmap (\l' -> l' {
libBuildInfo =
(libBuildInfo l') {
ldOptions = fmap replaceMingw ld,
includeDirs = fmap replaceMingw incDirs,
extraLibDirs = cppGccPthreadPaths ++ (extraLibDirs (libBuildInfo l')),
extraLibs = ["stdc++", "gcc", "pthread"]
}
})
lib
)
ld_incdirs
return (pkg_descr {library = fixedLib})
in do
fixedPkgDescr <- rewritePaths pkg_descr >>= return . addFltkcDir
buildHook autoconfUserHooks fixedPkgDescr local_bld_info user_hooks bld_flags
Linux -> do
addToEnvironmentVariable "LD_LIBRARY_PATH" fltkcdir
addToEnvironmentVariable "LIBRARY_PATH" fltkcdir
buildHook autoconfUserHooks pkg_descr local_bld_info user_hooks bld_flags
_ -> do
addToEnvironmentVariable "DYLD_LIBRARY_PATH" fltkcdir
addToEnvironmentVariable "LIBRARY_PATH" fltkcdir
buildHook autoconfUserHooks pkg_descr local_bld_info user_hooks bld_flags
copyCBindings :: PackageDescription -> LocalBuildInfo -> UserHooks -> CopyFlags -> IO ()
copyCBindings pkg_descr lbi uhs flags = do
(copyHook autoconfUserHooks) pkg_descr lbi uhs flags
let libPref = libdir . absoluteInstallDirs pkg_descr lbi
. fromFlag . copyDest
$ flags
rawSystemExit (fromFlag $ copyVerbosity flags) "cp"
[fltkcdir </> "libfltkc.a" , libPref]
case buildOS of
OSX -> rawSystemExit (fromFlag $ copyVerbosity flags) "cp"
["c-lib" </> "libfltkc-dyn.dylib", libPref]
_ -> rawSystemExit (fromFlag $ copyVerbosity flags) "cp"
["c-lib" </> "libfltkc-dyn.so", libPref]
myCleanHook pd x uh cf = do
case buildOS of
os | os `elem` [FreeBSD, OpenBSD, NetBSD, DragonFly]
-> rawSystemExit normal "gmake" ["clean"]
_ -> rawSystemExit normal "make" ["clean"]
cleanHook autoconfUserHooks pd x uh cf
-- Based on code in "Gtk2HsSetup.hs" from "gtk" package
registerHook pkg_descr localbuildinfo _ flags =
if hasLibs pkg_descr
then register pkg_descr localbuildinfo flags
else setupMessage verbosity
"Package contains no library to register:" (packageId pkg_descr)
where verbosity = fromFlag (regVerbosity flags)
register :: PackageDescription -> LocalBuildInfo -> RegisterFlags -> IO ()
register pkg@PackageDescription { library = Just lib } lbi regFlags = do
let clbi = getComponentLocalBuildInfo lbi CLibName
installedPkgInfoRaw <- generateRegistrationInfo
verbosity pkg lib lbi clbi inplace False distPref packageDb
let installedPkgInfo = installedPkgInfoRaw {
-- this is what this whole register code is all about
extraGHCiLibraries =
case buildOS of
Windows -> ["libfltkc-dyn"]
_ -> ["fltkc-dyn"]
}
-- Three different modes:
case () of
_ | modeGenerateRegFile -> writeRegistrationFile installedPkgInfo
| modeGenerateRegScript -> die "Generate Reg Script not supported"
| otherwise ->
registerPackage verbosity (compiler lbi) (withPrograms lbi) False {- multiinstance -} packageDbs installedPkgInfo
where
modeGenerateRegFile = isJust (flagToMaybe (regGenPkgConf regFlags))
regFile = fromMaybe (display (packageId pkg) <.> "conf")
(fromFlag (regGenPkgConf regFlags))
modeGenerateRegScript = fromFlag (regGenScript regFlags)
inplace = fromFlag (regInPlace regFlags)
packageDbs = nub $ withPackageDB lbi
++ maybeToList (flagToMaybe (regPackageDB regFlags))
packageDb = registrationPackageDB packageDbs
distPref = fromFlag (regDistPref regFlags)
verbosity = fromFlag (regVerbosity regFlags)
writeRegistrationFile installedPkgInfo = do
notice verbosity ("Creating package registration file: " ++ regFile)
writeUTF8File regFile (showInstalledPackageInfo installedPkgInfo)