Windows only: set the encoding on stdin to utf8

[ghc-hetmet.git] / ghc / InteractiveUI.hs

diff --git a/ghc/InteractiveUI.hs b/ghc/InteractiveUI.hs
index 1c84846..3675398 100644 (file)
--- a/ghc/InteractiveUI.hs
+++ b/ghc/InteractiveUI.hs
@@ -23,14 +23,14 @@ import Debugger
 -- The GHC interface
 import qualified GHC hiding (resume, runStmt)
 import GHC              ( LoadHowMuch(..), Target(..),  TargetId(..),
-                          Module, ModuleName, TyThing(..), Phase,
-                          BreakIndex, SrcSpan, Resume, SingleStep,
+                          TyThing(..), Phase,
+                          BreakIndex, Resume, SingleStep,
                           Ghc, handleSourceError )
 import PprTyThing
 import DynFlags
 
 import Packages
-import PackageConfig
+-- import PackageConfig
 import UniqFM
 
 import HscTypes ( implicitTyThings, handleFlagWarnings )
@@ -68,7 +68,6 @@ import Control.Monad.Trans
 --import SystemExts
 
 import Exception hiding (catch, block, unblock)
-import qualified Exception
 
 -- import Control.Concurrent
 
@@ -329,6 +328,12 @@ interactiveUI srcs maybe_exprs = do
         -- We don't want the cmd line to buffer any input that might be
         -- intended for the program, so unbuffer stdin.
         hSetBuffering stdin NoBuffering
+#if defined(mingw32_HOST_OS) && __GLASGOW_HASKELL__ >= 611
+        -- On Unix, stdin will use the locale encoding.  The IO library
+        -- doesn't do this on Windows (yet), so for now we use UTF-8,
+        -- for consistency with GHC 6.10 and to make the tests work.
+        hSetEncoding stdin utf8
+#endif
 
    -- initial context is just the Prelude
    prel_mod <- GHC.lookupModule (GHC.mkModuleName "Prelude") Nothing