76 lines
2.2 KiB
Haskell
76 lines
2.2 KiB
Haskell
module Types where
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import Control.Monad
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import CoreMonad
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import DynFlags
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import ErrMsg
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import Exception
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import GHC
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import GHC.Paths (libdir)
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----------------------------------------------------------------
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data Options = Options {
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convert :: [String] -> String
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, hlintOpts :: [String]
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, checkIncludes :: [String]
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, operators :: Bool
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, packageConfs :: [FilePath]
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, useUserPackageConf :: Bool
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}
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withGHC :: (MonadPlus m) => Ghc (m a) -> IO (m a)
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withGHC body = ghandle ignore $ runGhc (Just libdir) body
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where
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ignore :: (MonadPlus m) => SomeException -> IO (m a)
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ignore _ = return mzero
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----------------------------------------------------------------
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initSession0 :: Options -> Ghc [PackageId]
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initSession0 opt = getSessionDynFlags >>=
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setSessionDynFlags . setPackageConfFlags opt
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initSession :: Options -> [String] -> [FilePath] -> Bool -> Ghc LogReader
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initSession opt cmdOpts idirs logging = do
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dflags <- getSessionDynFlags
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let opts = map noLoc cmdOpts
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(dflags',_,_) <- parseDynamicFlags dflags opts
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(dflags'',readLog) <- liftIO . setLogger logging . setPackageConfFlags opt . setFlags dflags' $ idirs
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setSessionDynFlags dflags''
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return readLog
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----------------------------------------------------------------
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setFlags :: DynFlags -> [FilePath] -> DynFlags
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setFlags d idirs = d'
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where
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d' = d {
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packageFlags = ghcPackage : packageFlags d
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, importPaths = idirs
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, ghcLink = NoLink
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, hscTarget = HscInterpreted
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}
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ghcPackage :: PackageFlag
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ghcPackage = ExposePackage "ghc"
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setPackageConfFlags :: Options -> DynFlags -> DynFlags
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setPackageConfFlags
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Options { packageConfs = confs, useUserPackageConf = useUser }
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flagset@DynFlags { extraPkgConfs = extra, flags = origFlags }
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= flagset { extraPkgConfs = extra', flags = flags' }
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where
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extra' = confs ++ extra
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flags' = if useUser then
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origFlags
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else
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filter (/=Opt_ReadUserPackageConf) origFlags
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----------------------------------------------------------------
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setTargetFile :: (GhcMonad m) => String -> m ()
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setTargetFile file = do
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target <- guessTarget file Nothing
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setTargets [target]
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