fltkhs-0.6.0.0: 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 Control.Applicative((<$>))
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.Configure(findDistPrefOrDefault)
import Distribution.Simple.PreProcess
import Distribution.Simple.Register ( generateRegistrationInfo, registerPackage )
import qualified Distribution.Simple.Register as Register
import Distribution.Simple.InstallDirs (fromPathTemplate)
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, copyFile, createDirectoryIfMissing, listDirectory, withCurrentDirectory, doesDirectoryExist, makeAbsolute, doesFileExist)
import System.FilePath ( (</>), (<.>), takeExtension, combine, takeBaseName, takeDirectory)
import qualified Distribution.Simple.GHC as GHC
import qualified Distribution.Simple.UHC as UHC
import qualified Distribution.Simple.PackageIndex as PackageIndex
import Distribution.PackageDescription as PD
import Distribution.InstalledPackageInfo (ldOptions, extraGHCiLibraries, showInstalledPackageInfo, libraryDynDirs, libraryDirs)
import System.Environment (getEnv, setEnv)
----------------------------------------
-- compatibility between Cabal 1 and Cabal 2
-- "If you have a custom-setup stanza, you should be able to use the MIN_VERSION_Cabal macro in your setup script."
-- cabal >=2.0.0.2
#if defined(MIN_VERSION_Cabal) && MIN_VERSION_Cabal(2,0,0)
_FlagName = mkFlagName
#else
_FlagName = FlagName
#endif
-- cabal >=2.0.1.1
#if defined(MIN_VERSION_Cabal) && MIN_VERSION_Cabal(2,0,1)
_registerPackage verbosity lbi packageDbs installedPkgInfo
= registerPackage verbosity (compiler lbi) (withPrograms lbi) packageDbs installedPkgInfo Register.defaultRegisterOptions
#else
_registerPackage verbosity lbi packageDbs installedPkgInfo
= registerPackage verbosity (compiler lbi) (withPrograms lbi) False {- multiinstance -} packageDbs installedPkgInfo
#endif
----------------------------------------
main :: IO ()
main = defaultMainWithHooks autoconfUserHooks {
preConf = myPreConf,
postConf = myPostConf,
buildHook = myBuildHook,
cleanHook = myCleanHook,
copyHook = copyCBindingsAndBundledExecutables,
regHook = registerHook
}
fltkSource = "fltk-master"
temporaryWorkaround = "temporary-workaround"
runMake :: FilePath -> [String] -> IO ()
runMake p args =
withCurrentDirectory p
(case buildOS of
Windows -> rawSystemExit normal "make" args
os | os `elem` [FreeBSD, OpenBSD, NetBSD, DragonFly]
-> rawSystemExit normal "gmake" args
_ -> rawSystemExit normal "make" args)
buildFltk :: IO FilePath -> Bool -> IO ()
buildFltk prefix openGL = do
rawSystemExit normal "rm" ["-rf", fltkSource]
rawSystemExit normal "unzip" [fltkSource ++ ".zip"]
projectRoot <- getCurrentDirectory
prefix' <- prefix
let fltkDir = projectRoot </> fltkSource
fltkFlags = (if (openGL) then ["--enable-gl"] else ["--disable-gl"]) ++
[
"--enable-shared",
"--enable-localjpeg",
"--enable-localzlib",
"--enable-localpng",
"--enable-xft",
("--prefix=" ++ prefix')
]
withCurrentDirectory
fltkDir
(
let make = runMake fltkDir [] >> runMake fltkDir ["install"]
in
case buildOS of
Windows -> do
rawSystemExit normal "sh" ([(fltkDir </> "autogen.sh")] ++ fltkFlags)
rawSystemExit normal "sh" ([(fltkDir </> "configure")] ++ fltkFlags)
make
_ -> do
updateEnv "PATH" (projectRoot </> temporaryWorkaround)
rawSystemExit normal (fltkDir </> "autogen.sh") fltkFlags
rawSystemExit normal (fltkDir </> "configure") fltkFlags
make
)
myPreConf :: Args -> ConfigFlags -> IO HookedBuildInfo
myPreConf args flags = do
if (bundledBuild flags)
then do
putStrLn "Building bundled FLTK"
prefix <- bundlePrefix flags ""
fltkBuilt <- doesDirectoryExist prefix
if (not fltkBuilt)
then buildFltk (case buildOS of { Windows -> cygpath "-u" prefix; _ -> return prefix;}) (openGLSupport flags)
else putStrLn "FLTK already built."
case buildOS of
Windows -> updateEnv "PATH" (windowsFriendlyPaths (prefix </> "bin"))
_ -> updateEnv "PATH" (prefix </> "bin")
else return ()
putStrLn "Running autoconf ..."
case buildOS of
Windows -> rawSystemExit normal "sh" ["autoconf"]
_ -> rawSystemExit normal "autoconf" []
fltkPathAdded <-
if (bundledBuild flags)
then do
prefix <- bundlePrefix flags ""
return flags{ configProgramPaths = [("fltk-config", prefix </> "bin" </> "fltk-config")] ++ (configProgramPaths flags)}
else return flags
preConf autoconfUserHooks args fltkPathAdded
myPostConf :: Args -> ConfigFlags -> PackageDescription -> LocalBuildInfo -> IO ()
myPostConf args flags pd lbi = do
(major, minor, patch) <- getFltkVersion
let confFlags = if (openGLSupport flags)
then (flags{ configConfigureArgs = (configConfigureArgs flags) ++ ["--enable-gl"]})
else flags
confFlagsWithVersion =
confFlags
{
configConfigureArgs = (configConfigureArgs confFlags) ++ [
("--with-fltk-major-version=" ++ major),
("--with-fltk-minor-version=" ++ minor),
("--with-fltk-patch-version=" ++ patch)
]
}
baseDir lbi' =
case (cabalFilePath lbi') of
Nothing -> ""
Just p -> takeDirectory p
basedir = baseDir lbi
csrc = basedir </> "c-src"
distBuild <- fmap (\d -> d </> "build") (findDistPrefOrDefault (configDistPref flags))
srcFiles <- listDirectory csrc
createDirectoryIfMissing False (distBuild </> "c-src")
mapM_ (\f -> copyFile (csrc </> f) (distBuild </> "c-src" </> f)) srcFiles
postConf autoconfUserHooks args confFlagsWithVersion pd lbi
fltkclib = "fltkc"
getFltkVersion :: IO (String, String, String)
getFltkVersion = do
versionString <- (case buildOS of
Windows -> rawSystemStdout normal "sh" ["fltk-config", "--version"]
_ -> rawSystemStdout normal "fltk-config" ["--version"])
return (fltkVersion versionString)
fltkVersion :: String -> (String,String,String)
fltkVersion version =
let (major, minorVersion) = break ((==) '.') (unlines (lines version))
(minor, patchVersion) = break ((==) '.') (drop 1 minorVersion)
patch = drop 1 patchVersion
in (major, minor, patch)
flagIsSet :: PD.FlagName -> ConfigFlags -> Bool
flagIsSet flag configFlags = maybe False id (lookupFlagAssignment flag (configConfigurationsFlags configFlags))
updateEnv :: String -> String -> IO ()
updateEnv env value = do
old <- tryIOError (getEnv env)
setEnv env ((either (const value)
(\old' -> value ++
(case buildOS of
Windows -> ";"
_ -> ":") ++
old'
)
old))
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)
bundledBuild flags = flagIsSet (_FlagName "bundled") flags
openGLSupport flags = flagIsSet (_FlagName "opengl") flags
bundlePrefix flags dir =
let (Distribution.Simple.Setup.Flag prefixTemplate) = libdir (configInstallDirs flags)
in
makeAbsolute ((fromPathTemplate prefixTemplate) </> "fltk-bundled" </> dir)
cygpath o p =
let removeTrailingNewline = head . lines in
removeTrailingNewline<$>(rawSystemStdout normal "cygpath" [o, p])
windowsFriendlyPaths s =
if (isPrefixOf "/" s)
then unsafePerformIO (cygpath "-m" s)
else s
getApiVersion :: IO Int
getApiVersion = do
(major, minor, patch) <- getFltkVersion
return ((((read major) :: Int) * 10000) +
(((read minor) :: Int) * 100) +
((read patch) :: Int))
addApiVersion :: PackageDescription -> Int -> PackageDescription
addApiVersion pkg_descr apiVersion =
let fixedLib =
do
l <- library pkg_descr
let cpp = cppOptions (libBuildInfo l)
-- have to add to ccOptions as well otherwise c2hs won't see it.
cc = ccOptions (libBuildInfo l)
fltkApiFlag = "-DFLTK_API_VERSION=" ++ (show apiVersion)
return (l {
libBuildInfo =
(libBuildInfo l) {
cppOptions = cpp ++ [fltkApiFlag],
ccOptions = cc ++ [fltkApiFlag]
}
})
in
pkg_descr{ library = fixedLib }
getFltkcdir :: LocalBuildInfo -> FilePath
getFltkcdir lbi = (buildDir lbi) </> fltkclib
myBuildHook pkg_descr local_bld_info user_hooks bld_flags = do
let confFlags = configFlags local_bld_info
addFltkcDir :: FilePath -> PackageDescription -> PackageDescription
addFltkcDir p pkg_descr =
pkg_descr {
library = fmap (\l' -> l' {
libBuildInfo =
(libBuildInfo l') {
extraLibDirs = (extraLibDirs (libBuildInfo l')) ++ [p]
}
}
)
(library pkg_descr)
}
if (bundledBuild confFlags)
then bundlePrefix confFlags "bin" >>=
case buildOS of
Windows -> updateEnv "PATH" . windowsFriendlyPaths
_ -> updateEnv "PATH"
else return ()
let compileC = putStrLn "==Compiling C bindings==" >> runMake (buildDir local_bld_info) []
let fltkcdir = (buildDir local_bld_info) </> "c-lib"
cdirexists <- doesDirectoryExist fltkcdir
if cdirexists
then
do
clibraries <- listDirectory fltkcdir
when (null $ filter (Data.List.isInfixOf "fltkc") clibraries) compileC
else compileC
apiVersion <- getApiVersion
let apiVersionAddedPkgDescription = addApiVersion pkg_descr apiVersion
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' -> (PD.ldOptions (libBuildInfo lib'), includeDirs (libBuildInfo lib'))) lib
stdCppGccPthreadPaths ghcPath =
[
((takeDirectory . takeDirectory) ghcPath) </> "mingw" </> "lib" </> "gcc" </> "x86_64-w64-mingw32" </> "5.2.0"
, ((takeDirectory . takeDirectory) ghcPath) </> "mingw" </> "x86_64-w64-mingw32" </> "lib"
]
in
do
ghcPath <- rawSystemStdout normal "sh" ["-c", "which ghc"]
cppGccPthreadPaths <- mapM (cygpath "-w") (stdCppGccPthreadPaths ghcPath)
bundledInclude <- if (bundledBuild confFlags)
then fmap (\p -> [p]) ((bundlePrefix confFlags) "include")
else return []
bundledLib <- if (bundledBuild confFlags)
then fmap (\p -> [p]) ((bundlePrefix confFlags) "lib")
else return []
let fixedLib = maybe Nothing
(\(ld, incDirs) ->
fmap (\l' -> l' {
libBuildInfo =
(libBuildInfo l') {
PD.ldOptions = fmap windowsFriendlyPaths ld,
includeDirs = fmap windowsFriendlyPaths (incDirs ++ bundledInclude ++ [(buildDir local_bld_info) </> "c-src"]),
extraLibDirs = cppGccPthreadPaths ++ (extraLibDirs (libBuildInfo l')) ++ bundledLib,
extraLibs = ["stdc++", "gcc", "pthread"]
}
})
lib
)
ld_incdirs
return (pkg_descr {library = fixedLib})
in do
fixedPkgDescr <- rewritePaths apiVersionAddedPkgDescription >>= return . (addFltkcDir fltkcdir)
buildHook autoconfUserHooks fixedPkgDescr local_bld_info user_hooks bld_flags
Linux -> do
updateEnv "C_INCLUDE_PATH" ((buildDir local_bld_info) </> "c-src")
updateEnv "LIBRARY_PATH" fltkcdir
buildHook autoconfUserHooks apiVersionAddedPkgDescription local_bld_info user_hooks bld_flags
_ -> do
updateEnv "C_INCLUDE_PATH" ((buildDir local_bld_info) </> "c-src")
updateEnv "DYLD_LIBRARY_PATH" fltkcdir
updateEnv "LIBRARY_PATH" fltkcdir
buildHook autoconfUserHooks apiVersionAddedPkgDescription local_bld_info user_hooks bld_flags
copyCBindingsAndBundledExecutables :: PackageDescription -> LocalBuildInfo -> UserHooks -> CopyFlags -> IO ()
copyCBindingsAndBundledExecutables pkg_descr lbi uhs flags = do
(copyHook autoconfUserHooks) pkg_descr lbi uhs flags
let installDirs = absoluteInstallDirs pkg_descr lbi
. fromFlag . copyDest
$ flags
libPref = libdir installDirs
let p = (buildDir lbi) </> "c-lib"
rawSystemExit (fromFlag $ copyVerbosity flags) "cp"
[p </> "libfltkc.a" , libPref]
case buildOS of
OSX -> do
updateEnv "DYLD_LIBRARY_PATH" (takeDirectory libPref)
rawSystemExit
(fromFlag $ copyVerbosity flags)
"cp"
[
p </> "libfltkc-dyn.dylib"
, libPref
]
_ -> do
updateEnv "LIBRARY_PATH" (takeDirectory libPref)
rawSystemExit
(fromFlag $ copyVerbosity flags) "cp"
[
p </> "libfltkc-dyn.so"
, libPref
]
if (bundledBuild (configFlags lbi))
then do
executableDir <- (bundlePrefix (configFlags lbi)) "bin"
let binPref = bindir installDirs
fluidExists <- doesFileExist (binPref </> "fluid")
fltkConfigExists <- doesFileExist (binPref </> "fltk-config")
if (not fluidExists)
then rawSystemExit
(fromFlag $ copyVerbosity flags) "cp"
[(executableDir </> "fluid"), binPref]
else return ()
if (not fltkConfigExists)
then rawSystemExit
(fromFlag $ copyVerbosity flags) "cp"
[(executableDir </> "fltk-config"), binPref]
else return ()
else return ()
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 installedPkgInfoRaw =
case buildOS of
Windows -> installedPkgInfoRaw' { Distribution.InstalledPackageInfo.ldOptions = fmap windowsFriendlyPaths (Distribution.InstalledPackageInfo.ldOptions installedPkgInfoRaw') }
_ -> installedPkgInfoRaw'
let installedPkgInfo = installedPkgInfoRaw {
libraryDynDirs = (libraryDynDirs installedPkgInfoRaw) ++ (libraryDirs 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 lbi 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)