diff options
author | Daniel Gröber <dxld@darkboxed.org> | 2018-04-24 00:31:17 +0200 |
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committer | Daniel Gröber <dxld@darkboxed.org> | 2018-06-16 04:13:13 +0200 |
commit | 7fc3b9d468a4a2997a7fed63e378567f2ef3a401 (patch) | |
tree | 115244f1ea5dcd988ceac1f0e9203af493c410bc /Setup.hs | |
parent | 8648be0324c8f9e5f2904907ae5da3f867ea9f5a (diff) |
Drop Cabal<2.0 compiletime support
We still support <2.0 at runtime this only concerns the Cabal version used at
cabal-install time.
Diffstat (limited to 'Setup.hs')
-rw-r--r-- | Setup.hs | 113 |
1 files changed, 0 insertions, 113 deletions
@@ -1,115 +1,2 @@ -{-# LANGUAGE CPP, RecordWildCards, NamedFieldPuns #-} - -#ifndef MIN_VERSION_Cabal -#define MIN_VERSION_Cabal(x,y,z) 0 -#endif - -#if MIN_VERSION_Cabal(2,0,0) - --- https://github.com/haskell/cabal/pull/4501 is upstream in 2.0, yey import Distribution.Simple main = defaultMain - -#else - -import Distribution.Simple -import Distribution.Simple.Utils -import Distribution.Simple.Setup -import Distribution.Simple.Install -import Distribution.Simple.Register -import Distribution.Simple.BuildPaths -import qualified Distribution.Simple.InstallDirs as ID -import Distribution.Simple.LocalBuildInfo -import Distribution.Simple.Program -import Distribution.PackageDescription - -import Control.Applicative -- for GHC<7.10 -import Control.Monad -import Data.List -import Data.Maybe -import System.FilePath -import System.Directory (renameFile) - -main :: IO () -main = defaultMainWithHooks $ simpleUserHooks { - instHook = inst, - copyHook = copy, - buildHook = \pd lbi hooks flags -> (buildHook simpleUserHooks) pd (patchLibexecdir lbi) hooks flags, - hookedPrograms = [ simpleProgram "cabal" ] - } - -patchLibexecdir :: LocalBuildInfo -> LocalBuildInfo -patchLibexecdir lbi = let - idirtpl = installDirTemplates lbi - libexecdir' = toPathTemplate $ fromPathTemplate (libexecdir idirtpl) </> "$abi/$pkgid" - lbi' = lbi { installDirTemplates = idirtpl { libexecdir = libexecdir' } } - in - lbi' - --- mostly copypasta from 'defaultInstallHook' -inst :: - PackageDescription -> LocalBuildInfo -> UserHooks -> InstallFlags -> IO () -inst pd lbi _uf ifl = do - let copyFlags = defaultCopyFlags { - copyDistPref = installDistPref ifl, - copyDest = toFlag NoCopyDest, - copyVerbosity = installVerbosity ifl - } - xInstallTarget pd lbi copyFlags (\pd' lbi' -> install pd' lbi' copyFlags) - let registerFlags = defaultRegisterFlags { - regDistPref = installDistPref ifl, - regInPlace = installInPlace ifl, - regPackageDB = installPackageDB ifl, - regVerbosity = installVerbosity ifl - } - when (hasLibs pd) $ register pd lbi registerFlags - -copy :: PackageDescription -> LocalBuildInfo -> UserHooks -> CopyFlags -> IO () -copy pd lbi _uh cf = - xInstallTarget pd lbi cf (\pd' lbi' -> install pd' lbi' cf) - -xInstallTarget :: PackageDescription - -> LocalBuildInfo - -> CopyFlags - -> (PackageDescription -> LocalBuildInfo -> IO ()) - -> IO () -xInstallTarget pd lbi cf fn = do - let (extended, regular) = partition isExeScopePrivate (executables pd) - - let pd_regular = pd { executables = regular } - - _ <- flip mapM extended $ \exe -> do - - let pd_extended = onlyExePackageDesc [exe] pd - - fn pd_extended lbi - - let lbi' = patchLibexecdir lbi - copydest = fromFlag (copyDest cf) - verbosity = fromFlag (copyVerbosity cf) - InstallDirs { bindir, libexecdir } = absoluteInstallDirs pd lbi' copydest - progprefix = substPathTemplate (packageId pd) lbi (progPrefix lbi) - progsuffix = substPathTemplate (packageId pd) lbi (progSuffix lbi) - fixedExeBaseName = progprefix ++ exeName exe ++ progsuffix - - fixedExeFileName = bindir </> fixedExeBaseName <.> exeExtension - newExeFileName = libexecdir </> fixedExeBaseName <.> exeExtension - - createDirectoryIfMissingVerbose verbosity True libexecdir - renameFile fixedExeFileName newExeFileName - - fn pd_regular lbi - -isExeScopePrivate :: Executable -> Bool -isExeScopePrivate exe = - fromMaybe False $ (=="private") <$> lookup "x-scope" fields - where - fields = customFieldsBI $ buildInfo exe - -onlyExePackageDesc :: [Executable] -> PackageDescription -> PackageDescription -onlyExePackageDesc exes pd = emptyPackageDescription { - package = package pd - , executables = exes - } - -#endif |