Commit 8bbf522b authored by sof's avatar sof
Browse files

[project @ 2001-05-28 03:17:03 by sof]

Avoid the use of Posix when compiling for target i386-unknown-mingw32
parent b8c0cb8a
-----------------------------------------------------------------------------
-- $Id: InteractiveUI.hs,v 1.68 2001/05/23 10:26:14 simonmar Exp $
-- $Id: InteractiveUI.hs,v 1.69 2001/05/28 03:17:03 sof Exp $
--
-- GHC Interactive User Interface
--
......@@ -28,10 +28,10 @@ import CmdLineOpts ( DynFlag(..), dopt_unset )
import Panic ( GhcException(..) )
import Config
import CForeign
import Foreign
#ifndef mingw32_TARGET_OS
import Posix
#endif
import Exception
import Dynamic
#if HAVE_READLINE_HEADERS && HAVE_READLINE_LIBS
......@@ -49,6 +49,8 @@ import Char
import Monad ( when )
import PrelGHC ( unsafeCoerce# )
import Foreign ( nullPtr )
import CString ( peekCString )
-----------------------------------------------------------------------------
......@@ -132,30 +134,22 @@ interactiveUI cmstate mod cmdline_libs = do
dflags <- getDynFlags
(cmstate, maybe_hval)
<- cmCompileExpr cmstate dflags "IO.hFlush IO.stderr"
<- cmCompileExpr cmstate dflags "IO.hFlush PrelHandle.stderr"
case maybe_hval of
Just hval -> writeIORef flush_stderr (unsafeCoerce# hval :: IO ())
_ -> panic "interactiveUI:stderr"
(cmstate, maybe_hval)
<- cmCompileExpr cmstate dflags "IO.hFlush IO.stdout"
<- cmCompileExpr cmstate dflags "IO.hFlush PrelHandle.stdout"
case maybe_hval of
Just hval -> writeIORef flush_stdout (unsafeCoerce# hval :: IO ())
_ -> panic "interactiveUI:stdout"
-- replace the current argv/argc with ["<interactive>"].
interactive_str <- newCString "<interactive>"
poke prog_argc_label 1 -- sets argc to 1
argv <- peek prog_argv_label
poke argv interactive_str -- sets argv[0] to point to "<interactive>"
(unGHCi runGHCi) GHCiState{ target = mod,
cmstate = cmstate,
options = [] }
return ()
foreign label "prog_argv" prog_argv_label :: Ptr (Ptr (Ptr CChar))
foreign label "prog_argc" prog_argc_label :: Ptr CInt
runGHCi :: GHCi ()
runGHCi = do
......@@ -209,6 +203,9 @@ runGHCi = do
checkPerms :: String -> IO Bool
checkPerms name =
handle (\_ -> return False) $ do
#ifdef mingw32_TARGET_OS
doesFileExist name
#else
st <- getFileStatus name
me <- getRealUserID
if fileOwner st /= me then do
......@@ -223,6 +220,7 @@ checkPerms name =
" is writable by someone else, IGNORING!"
return False
else return True
#endif
fileLoop :: Handle -> Bool -> GHCi ()
fileLoop hdl prompt = do
......
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