X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Fmain%2FGHC.hs;h=e5cfffec935f370a724455ef55556bce923b0336;hb=2ee130cd71d175dfad4120e8ddf2db0588043696;hp=5289f71ef0a7ffc2897572736caf9be8e37414e3;hpb=2fe38b5fb0957f9428864afd69ad3ccd82fae3d0;p=ghc-hetmet.git

diff --git a/compiler/main/GHC.hs b/compiler/main/GHC.hs
index 5289f71..e5cfffe 100644
--- a/compiler/main/GHC.hs
+++ b/compiler/main/GHC.hs
@@ -158,7 +158,7 @@ module GHC (
 	-- ** Data constructors
 	DataCon,
 	dataConSig, dataConType, dataConTyCon, dataConFieldLabels,
-	dataConIsInfix, isVanillaDataCon,
+	dataConIsInfix, isVanillaDataCon, dataConUserType,
 	dataConStrictMarks,  
 	StrictnessMark(..), isMarkedStrict,
 
@@ -176,7 +176,7 @@ module GHC (
 	pprParendType, pprTypeApp, 
 	Kind,
 	PredType,
-	ThetaType, pprThetaArrow,
+	ThetaType, pprForAll, pprThetaArrow,
 
 	-- ** Entities
 	TyThing(..), 
@@ -254,8 +254,8 @@ import NameSet
 import RdrName
 import qualified HsSyn -- hack as we want to reexport the whole module
 import HsSyn hiding ((<.>))
-import Type             hiding (typeKind)
-import TcType           hiding (typeKind)
+import Type
+import TcType		hiding( typeKind )
 import Id
 import Var
 import TysPrim		( alphaTyVars )
@@ -284,8 +284,7 @@ import SysTools     ( initSysTools, cleanTempFiles, cleanTempFilesExcept,
                       cleanTempDirs )
 import Annotations
 import Module
-import LazyUniqFM
-import qualified UniqFM as UFM
+import UniqFM
 import FiniteMap
 import Panic
 import Digraph
@@ -300,7 +299,6 @@ import Maybes		( expectJust, mapCatMaybes )
 import FastString
 import Lexer
 
-import Control.Concurrent
 import System.Directory ( getModificationTime, doesFileExist,
                           getCurrentDirectory )
 import Data.Maybe
@@ -336,6 +334,7 @@ defaultErrorHandler dflags inner =
                 Just (ioe :: IOException) ->
                   fatalErrorMsg dflags (text (show ioe))
                 _ -> case fromException exception of
+		     Just UserInterrupt -> exitWith (ExitFailure 1)
                      Just StackOverflow ->
                          fatalErrorMsg dflags (text "stack overflow: use +RTS -K<size> to increase it")
                      _ -> case fromException exception of
@@ -352,7 +351,7 @@ defaultErrorHandler dflags inner =
   		hFlush stdout
   		case ge of
 		     PhaseFailed _ code -> exitWith code
-		     Interrupted -> exitWith (ExitFailure 1)
+		     Signal _ -> exitWith (ExitFailure 1)
 		     _ -> do fatalErrorMsg dflags (text (show ge))
 			     exitWith (ExitFailure 1)
 	    ) $
@@ -454,8 +453,6 @@ runGhcT mb_top_dir ghct = do
 initGhcMonad :: GhcMonad m => Maybe FilePath -> m ()
 initGhcMonad mb_top_dir = do
   -- catch ^C
-  main_thread <- liftIO $ myThreadId
-  liftIO $ modifyMVar_ interruptTargetThread (return . (main_thread :))
   liftIO $ installSignalHandlers
 
   liftIO $ StaticFlags.initStaticOpts
@@ -1115,25 +1112,35 @@ loadModule :: (TypecheckedMod mod, GhcMonad m) => mod -> m mod
 loadModule tcm = do
    let ms = modSummary tcm
    let mod = ms_mod_name ms
+   let loc = ms_location ms
    let (tcg, _details) = tm_internals tcm
    hpt_new <-
        withTempSession (\e -> e { hsc_dflags = ms_hspp_opts ms }) $ do
 
          let compilerBackend comp env ms' _ _mb_old_iface _ =
                withTempSession (\_ -> env) $
-                 hscBackend comp tcg ms'
-                            Nothing
+                 hscBackend comp tcg ms' Nothing
+
          hsc_env <- getSession
-         mod_info
-             <- compile' (compilerBackend hscNothingCompiler
-                         ,compilerBackend hscInteractiveCompiler
-                         ,compilerBackend hscBatchCompiler)
-                         hsc_env ms 1 1 Nothing Nothing
+         mod_info <- do
+             mb_linkable <- 
+                  case ms_obj_date ms of
+                     Just t | t > ms_hs_date ms  -> do
+                         l <- liftIO $ findObjectLinkable (ms_mod ms) 
+                                                  (ml_obj_file loc) t
+                         return (Just l)
+                     _otherwise -> return Nothing
+                                                
+             compile' (compilerBackend hscNothingCompiler
+                      ,compilerBackend hscInteractiveCompiler
+                      ,hscCheckRecompBackend hscBatchCompiler tcg)
+                      hsc_env ms 1 1 Nothing mb_linkable
          -- compile' shouldn't change the environment
          return $ addToUFM (hsc_HPT hsc_env) mod mod_info
    modifySession $ \e -> e{ hsc_HPT = hpt_new }
    return tcm
 
+
 -- | This is the way to get access to the Core bindings corresponding
 -- to a module. 'compileToCore' parses, typechecks, and
 -- desugars the module, then returns the resulting Core module (consisting of
@@ -2425,7 +2432,7 @@ getPackageModuleInfo hsc_env mdl = do
 	return (Just (ModuleInfo {
 			minf_type_env  = mkTypeEnv tys,
 			minf_exports   = names,
-			minf_rdr_env   = Just $! nameSetToGlobalRdrEnv names (moduleName mdl),
+			minf_rdr_env   = Just $! availsToGlobalRdrEnv (moduleName mdl) avails,
 			minf_instances = error "getModuleInfo: instances for package module unimplemented",
                         minf_modBreaks = emptyModBreaks  
 		}))
@@ -2525,7 +2532,7 @@ packageDbModules :: GhcMonad m =>
                  -> m [Module]
 packageDbModules only_exposed = do
    dflags <- getSessionDynFlags
-   let pkgs = UFM.eltsUFM (pkgIdMap (pkgState dflags))
+   let pkgs = eltsUFM (pkgIdMap (pkgState dflags))
    return $
      [ mkModule pid modname | p <- pkgs
                             , not only_exposed || exposed p