X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Fmain%2FSysTools.lhs;h=64e7b7803f1ecef11553a6cdebb3ee1fc414339b;hb=fea8c9e4b1ef4973aa577f29b59d35ee12472ebb;hp=a4224e98aa19221ce72ee0ba67dd0145b9dc1bbe;hpb=1889796e4c1048f2c18f7875c5d0cdbf53468bc6;p=ghc-hetmet.git

diff --git a/compiler/main/SysTools.lhs b/compiler/main/SysTools.lhs
index a4224e9..64e7b78 100644
--- a/compiler/main/SysTools.lhs
+++ b/compiler/main/SysTools.lhs
@@ -57,11 +57,7 @@ import Data.Maybe
 import Data.List
 
 #ifndef mingw32_HOST_OS
-#if __GLASGOW_HASKELL__ > 504
 import qualified System.Posix.Internals
-#else
-import qualified Posix
-#endif
 #else /* Must be Win32 */
 import Foreign
 import CString		( CString, peekCString )
@@ -75,7 +71,6 @@ import GHC.IOBase       ( IOErrorType(..) )
 #else
 import System.Process	( runInteractiveProcess, getProcessExitCode )
 import Control.Concurrent( forkIO, newChan, readChan, writeChan )
-import Data.Char        ( isSpace )
 import FastString       ( mkFastString )
 import SrcLoc           ( SrcLoc, mkSrcLoc, noSrcSpan, mkSrcSpan )
 #endif
@@ -474,7 +469,7 @@ xs `isContainedIn` ys = any (xs `isPrefixOf`) (tails ys)
 getGccEnv :: [Option] -> IO (Maybe [(String,String)])
 getGccEnv opts = 
 #if __GLASGOW_HASKELL__ < 603
-  return (opts,Nothing)
+  return Nothing
 #else
   if null b_dirs
      then return Nothing
@@ -486,7 +481,8 @@ getGccEnv opts =
   get_b_opt (Option ('-':'B':dir)) = Left dir
   get_b_opt other = Right other  
 
-  mangle_path ("PATH",paths) = ("PATH", '\"' : head b_dirs ++ "\";" ++ paths)
+  mangle_path (path,paths) | map toUpper path == "PATH" 
+        = (path, '\"' : head b_dirs ++ "\";" ++ paths)
   mangle_path other = other
 #endif
 
@@ -510,7 +506,9 @@ runAs dflags args = do
 runLink :: DynFlags -> [Option] -> IO ()
 runLink dflags args = do 
   let (p,args0) = pgm_l dflags
-  runSomething dflags "Linker" p (args0++args)
+      args1 = args0 ++ args
+  mb_env <- getGccEnv args1
+  runSomethingFiltered dflags id "Linker" p args1 mb_env
 
 runMkDLL :: DynFlags -> [Option] -> IO ()
 runMkDLL dflags args = do
@@ -581,7 +579,8 @@ newTempName dflags extn
   = do d <- getTempDir dflags
        x <- getProcessID
        findTempName (d ++ "/ghc" ++ show x ++ "_") 0
-  where 
+  where
+    findTempName :: FilePath -> Integer -> IO FilePath
     findTempName prefix x
       = do let filename = (prefix ++ show x) `joinFileExt` extn
   	   b  <- doesFileExist filename
@@ -598,6 +597,8 @@ getTempDir dflags@(DynFlags{tmpDir=tmp_dir})
            Nothing ->
                do x <- getProcessID
                   let prefix = tmp_dir ++ "/ghc" ++ show x ++ "_"
+                  let
+                      mkTempDir :: Integer -> IO FilePath
                       mkTempDir x
                        = let dirname = prefix ++ show x
                          in do createDirectory dirname
@@ -721,7 +722,11 @@ builderMainLoop dflags filter_fn pgm real_args mb_env = do
   hSetBuffering hStdErr LineBuffering
   forkIO (readerProc chan hStdOut filter_fn)
   forkIO (readerProc chan hStdErr filter_fn)
-  rc <- loop chan hProcess 2 1 ExitSuccess
+  -- we don't want to finish until 2 streams have been completed
+  -- (stdout and stderr)
+  -- nor until 1 exit code has been retrieved.
+  rc <- loop chan hProcess (2::Integer) (1::Integer) ExitSuccess
+  -- after that, we're done here.
   hClose hStdIn
   hClose hStdOut
   hClose hStdErr
@@ -875,12 +880,9 @@ getBaseDir = return Nothing
 
 #ifdef mingw32_HOST_OS
 foreign import ccall unsafe "_getpid" getProcessID :: IO Int -- relies on Int == Int32 on Windows
-#elif __GLASGOW_HASKELL__ > 504
-getProcessID :: IO Int
-getProcessID = System.Posix.Internals.c_getpid >>= return . fromIntegral
 #else
 getProcessID :: IO Int
-getProcessID = Posix.getProcessID
+getProcessID = System.Posix.Internals.c_getpid >>= return . fromIntegral
 #endif
 
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