Replace uses of the old catch function with the new one

4 files changed, 16 insertions, 13 deletions

diff --git a/compiler/coreSyn/MkExternalCore.lhs b/compiler/coreSyn/MkExternalCore.lhs
index 9b9ca5e7c9..cb784e8ab4 100644
--- a/compiler/coreSyn/MkExternalCore.lhs
+++ b/compiler/coreSyn/MkExternalCore.lhs
@@ -27,6 +27,7 @@ import Encoding
 import ForeignCall
 import DynFlags
 import FastString
+import Exception
 
 import Data.Char
 import System.IO
@@ -35,10 +36,10 @@ emitExternalCore :: DynFlags -> CgGuts -> IO ()
 emitExternalCore dflags cg_guts
  | dopt Opt_EmitExternalCore dflags
  = (do handle <- openFile corename WriteMode
-       hPutStrLn handle (show (mkExternalCore cg_guts))      
+       hPutStrLn handle (show (mkExternalCore cg_guts))
        hClose handle)
-   `catch` (\_ -> pprPanic "Failed to open or write external core output file"
-                           (text corename))
+   `catchIO` (\_ -> pprPanic "Failed to open or write external core output file"
+                             (text corename))
    where corename = extCoreName dflags
 emitExternalCore _ _
  | otherwise
diff --git a/compiler/main/SysTools.lhs b/compiler/main/SysTools.lhs
index fb07875873..d33fd6c8c6 100644
--- a/compiler/main/SysTools.lhs
+++ b/compiler/main/SysTools.lhs
@@ -45,8 +45,8 @@ import ErrUtils
 import Panic
 import Util
 import DynFlags
-
 import Exception
+
 import Data.IORef
 import Control.Monad
 import System.Exit
@@ -528,7 +528,7 @@ getTempDir dflags@(DynFlags{tmpDir=tmp_dir})
                                writeIORef ref mapping'
                                debugTraceMsg dflags 2 (ptext (sLit "Created temporary directory:") <+> text dirname)
                                return dirname
-                            `IO.catch` \e ->
+                            `catchIO` \e ->
                                     if isAlreadyExistsError e
                                     then mkTempDir (x+1)
                                     else ioError e
@@ -567,7 +567,7 @@ removeTmpFiles dflags fs
     (non_deletees, deletees) = partition isHaskellUserSrcFilename fs
 
 removeWith :: DynFlags -> (FilePath -> IO ()) -> FilePath -> IO ()
-removeWith dflags remover f = remover f `IO.catch`
+removeWith dflags remover f = remover f `catchIO`
   (\e ->
    let msg = if isDoesNotExistError e
              then ptext (sLit "Warning: deleting non-existent") <+> text f
@@ -604,7 +604,7 @@ runSomethingFiltered dflags filter_fn phase_name pgm args mb_env = do
 #endif
   traceCmd dflags phase_name cmdLine $ do
   (exit_code, doesn'tExist) <-
-     IO.catch (do
+     catchIO (do
          rc <- builderMainLoop dflags filter_fn pgm real_args mb_env
          case rc of
            ExitSuccess{} -> return (rc, False)
@@ -756,7 +756,7 @@ traceCmd dflags phase_name cmd_line action
         ; unless (dopt Opt_DryRun dflags) $ do {
 
            -- And run it!
-        ; action `IO.catch` handle_exn verb
+        ; action `catchIO` handle_exn verb
         }}
   where
     handle_exn _verb exn = do { debugTraceMsg dflags 2 (char '\n')
diff --git a/compiler/parser/ParserCoreUtils.hs b/compiler/parser/ParserCoreUtils.hs
index 2c88aa79e3..8f67d96239 100644
--- a/compiler/parser/ParserCoreUtils.hs
+++ b/compiler/parser/ParserCoreUtils.hs
@@ -1,5 +1,6 @@
 module ParserCoreUtils where
 
+import Exception
 import System.IO
 
 data ParseResult a = OkP a | FailP String
@@ -19,7 +20,7 @@ failP s s' _ = FailP (s ++ ":" ++ s')
 
 getCoreModuleName :: FilePath -> IO String
 getCoreModuleName fpath = 
-   catch (do 
+   catchIO (do
      h  <- openFile fpath ReadMode
      ls <- hGetContents h
      let mo = findMod (words ls)
diff --git a/compiler/utils/Util.lhs b/compiler/utils/Util.lhs
index 55a1a4f566..01a293dcbd 100644
--- a/compiler/utils/Util.lhs
+++ b/compiler/utils/Util.lhs
@@ -86,6 +86,7 @@ module Util (
 
 #include "HsVersions.h"
 
+import Exception
 import Panic
 
 import Data.Data
@@ -99,7 +100,7 @@ import FastTypes
 #endif
 
 import Control.Monad    ( unless )
-import System.IO.Error as IO ( catch, isDoesNotExistError )
+import System.IO.Error as IO ( isDoesNotExistError )
 import System.Directory ( doesDirectoryExist, createDirectory,
                           getModificationTime )
 import System.FilePath
@@ -939,9 +940,9 @@ doesDirNameExist fpath = case takeDirectory fpath of
 modificationTimeIfExists :: FilePath -> IO (Maybe ClockTime)
 modificationTimeIfExists f = do
   (do t <- getModificationTime f; return (Just t))
-        `IO.catch` \e -> if isDoesNotExistError e
-                         then return Nothing
-                         else ioError e
+        `catchIO` \e -> if isDoesNotExistError e
+                        then return Nothing
+                        else ioError e
 
 -- split a string at the last character where 'pred' is True,
 -- returning a pair of strings. The first component holds the string