X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Fghci%2FLinker.lhs;h=ebdeb327adbf97096a78e1418b1b03e81335efef;hb=615d88d1912a81ca3bef44010285424f6c454449;hp=4c85ac6940b6cf2a152f4c9e997090c06301b691;hpb=72547264724117d689a7fa400104185557fb2a0c;p=ghc-hetmet.git

diff --git a/compiler/ghci/Linker.lhs b/compiler/ghci/Linker.lhs
index 4c85ac6..ebdeb32 100644
--- a/compiler/ghci/Linker.lhs
+++ b/compiler/ghci/Linker.lhs
@@ -38,7 +38,7 @@ import Name
 import NameEnv
 import NameSet
 import qualified OccName
-import LazyUniqFM
+import UniqFM
 import Module
 import ListSetOps
 import DynFlags
@@ -528,7 +528,16 @@ dieWith span msg = ghcError (ProgramError (showSDoc (mkLocMessage span msg)))
 checkNonStdWay :: DynFlags -> SrcSpan -> IO (Maybe String)
 checkNonStdWay dflags srcspan = do
   let tag = buildTag dflags
-  if null tag then return Nothing else do
+  if null tag {-  || tag == "dyn" -} then return Nothing else do
+    -- see #3604: object files compiled for way "dyn" need to link to the
+    -- dynamic packages, so we can't load them into a statically-linked GHCi.
+    -- we have to treat "dyn" in the same way as "prof".
+    --
+    -- In the future when GHCi is dynamically linked we should be able to relax
+    -- this, but they we may have to make it possible to load either ordinary
+    -- .o files or -dynamic .o files into GHCi (currently that's not possible
+    -- because the dynamic objects contain refs to e.g. __stginit_base_Prelude_dyn
+    -- whereas we have __stginit_base_Prelude_.
   let default_osuf = phaseInputExt StopLn
   if objectSuf dflags == default_osuf
 	then failNonStd srcspan
@@ -683,7 +692,7 @@ getLinkDeps hsc_env hpt pls maybe_normal_osuf span mods
 linkModules :: DynFlags -> PersistentLinkerState -> [Linkable]
             -> IO (PersistentLinkerState, SuccessFlag)
 linkModules dflags pls linkables
-  = block $ do  -- don't want to be interrupted by ^C in here
+  = mask_ $ do  -- don't want to be interrupted by ^C in here
 	
 	let (objs, bcos) = partition isObjectLinkable 
                               (concatMap partitionLinkable linkables)
@@ -853,7 +862,7 @@ unload :: DynFlags
        -> [Linkable] -- ^ The linkables to *keep*.
        -> IO ()
 unload dflags linkables
-  = block $ do -- block, so we're safe from Ctrl-C in here
+  = mask_ $ do -- mask, so we're safe from Ctrl-C in here
   
 	-- Initialise the linker (if it's not been done already)
 	initDynLinker dflags
@@ -1024,7 +1033,7 @@ linkPackage dflags pkg
 	let dlls = [ dll | DLL dll    <- classifieds ]
 	    objs = [ obj | Object obj <- classifieds ]
 
-	maybePutStr dflags ("Loading package " ++ display (package pkg) ++ " ... ")
+	maybePutStr dflags ("Loading package " ++ display (sourcePackageId pkg) ++ " ... ")
 
 	-- See comments with partOfGHCi
 	when (packageName pkg `notElem` partOfGHCi) $ do
@@ -1048,7 +1057,7 @@ linkPackage dflags pkg
         maybePutStr dflags "linking ... "
         ok <- resolveObjs
 	if succeeded ok then maybePutStrLn dflags "done."
-	      else ghcError (InstallationError ("unable to load package `" ++ display (package pkg) ++ "'"))
+	      else ghcError (InstallationError ("unable to load package `" ++ display (sourcePackageId pkg) ++ "'"))
 
 load_dyn :: [FilePath] -> FilePath -> IO ()
 load_dyn dirs dll = do r <- loadDynamic dirs dll
@@ -1075,23 +1084,20 @@ loadFrameworks pkg
 -- If it isn't present, we assume it's a dynamic library.
 locateOneObj :: [FilePath] -> String -> IO LibrarySpec
 locateOneObj dirs lib
- | not picIsOn
+  | not isDynamicGhcLib
     -- When the GHC package was not compiled as dynamic library 
-    -- (=__PIC__ not set), we search for .o libraries first.
+    -- (=DYNAMIC not set), we search for .o libraries.
   = do	{ mb_obj_path <- findFile mk_obj_path dirs 
 	; case mb_obj_path of
 	    Just obj_path -> return (Object obj_path)
-	    Nothing	  -> 
-                do { mb_lib_path <- findFile mk_dyn_lib_path dirs
-                   ; case mb_lib_path of
-                       Just _  -> return (DLL dyn_lib_name)
-                       Nothing -> return (DLL lib) }} -- We assume
- | otherwise
-    -- When the GHC package was compiled as dynamic library (=__PIC__ set),
+	    Nothing	  -> return (DLL lib) }
+
+  | otherwise
+    -- When the GHC package was compiled as dynamic library (=DYNAMIC set),
     -- we search for .so libraries first.
   = do	{ mb_lib_path <- findFile mk_dyn_lib_path dirs
 	; case mb_lib_path of
-	    Just _ -> return (DLL (lib ++ "-ghc" ++ cProjectVersion))
+	    Just _ -> return (DLL dyn_lib_name)
 	    Nothing	  ->
                 do { mb_obj_path <- findFile mk_obj_path dirs
                    ; case mb_obj_path of