Replace uses of the old catch function with the new one

[ghc-hetmet.git] / compiler / main / SysTools.lhs

diff --git a/compiler/main/SysTools.lhs b/compiler/main/SysTools.lhs
index 12b73d3..d33fd6c 100644 (file)
--- a/compiler/main/SysTools.lhs
+++ b/compiler/main/SysTools.lhs
@@ -45,9 +45,8 @@ import ErrUtils
 import Panic
 import Util
 import DynFlags
-import FiniteMap
-
 import Exception
+
 import Data.IORef
 import Control.Monad
 import System.Exit
@@ -58,6 +57,7 @@ import System.IO.Error as IO
 import System.Directory
 import Data.Char
 import Data.List
+import qualified Data.Map as Map
 
 #ifndef mingw32_HOST_OS
 import qualified System.Posix.Internals
@@ -66,7 +66,7 @@ import Foreign
 import Foreign.C.String
 #endif
 
-import System.Process   ( runInteractiveProcess, getProcessExitCode )
+import System.Process
 import Control.Concurrent
 import FastString
 import SrcLoc           ( SrcLoc, mkSrcLoc, noSrcSpan, mkSrcSpan )
@@ -472,8 +472,8 @@ cleanTempDirs dflags
    = unless (dopt Opt_KeepTmpFiles dflags)
    $ do let ref = dirsToClean dflags
         ds <- readIORef ref
-        removeTmpDirs dflags (eltsFM ds)
-        writeIORef ref emptyFM
+        removeTmpDirs dflags (Map.elems ds)
+        writeIORef ref Map.empty
 
 cleanTempFiles :: DynFlags -> IO ()
 cleanTempFiles dflags
@@ -515,7 +515,7 @@ getTempDir :: DynFlags -> IO FilePath
 getTempDir dflags@(DynFlags{tmpDir=tmp_dir})
   = do let ref = dirsToClean dflags
        mapping <- readIORef ref
-       case lookupFM mapping tmp_dir of
+       case Map.lookup tmp_dir mapping of
            Nothing ->
                do x <- getProcessID
                   let prefix = tmp_dir </> "ghc" ++ show x ++ "_"
@@ -524,11 +524,11 @@ getTempDir dflags@(DynFlags{tmpDir=tmp_dir})
                       mkTempDir x
                        = let dirname = prefix ++ show x
                          in do createDirectory dirname
-                               let mapping' = addToFM mapping tmp_dir dirname
+                               let mapping' = Map.insert tmp_dir dirname mapping
                                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
@@ -597,9 +597,14 @@ runSomethingFiltered
 
 runSomethingFiltered dflags filter_fn phase_name pgm args mb_env = do
   let real_args = filter notNull (map showOpt args)
-  traceCmd dflags phase_name (unwords (pgm:real_args)) $ do
+#if __GLASGOW_HASKELL__ >= 701
+      cmdLine = showCommandForUser pgm real_args
+#else
+      cmdLine = unwords (pgm:real_args)
+#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)
@@ -751,7 +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')