import Packages
import HeaderInfo
import DriverPhases
-import SysTools ( newTempName, addFilesToClean, copy )
+import SysTools
import qualified SysTools
import HscMain
import Finder
preprocess :: DynFlags -> (FilePath, Maybe Phase) -> IO (DynFlags, FilePath)
preprocess dflags (filename, mb_phase) =
ASSERT2(isJust mb_phase || isHaskellSrcFilename filename, text filename)
- runPipeline anyHsc dflags (filename, mb_phase) Temporary Nothing{-no ModLocation-}
+ runPipeline anyHsc dflags (filename, mb_phase)
+ Nothing Temporary Nothing{-no ModLocation-}
-- ---------------------------------------------------------------------------
-- Compile
-> return ([], ms_hs_date mod_summary)
-- We're in --make mode: finish the compilation pipeline.
_other
- -> do runPipeline StopLn dflags (output_fn,Nothing) Persistent
+ -> do runPipeline StopLn dflags (output_fn,Nothing)
+ (Just basename)
+ Persistent
(Just location)
-- The object filename comes from the ModLocation
o_time <- getModificationTime object_filename
-- compile the _stub.c file w/ gcc
let (stub_c,_) = mkStubPaths dflags (moduleName mod) location
- runPipeline StopLn dflags (stub_c,Nothing)
+ runPipeline StopLn dflags (stub_c,Nothing) Nothing
(SpecificFile stub_o) Nothing{-no ModLocation-}
return stub_o
other -> stop_phase
(_, out_file) <- runPipeline stop_phase' dflags
- (src, mb_phase) output Nothing{-no ModLocation-}
+ (src, mb_phase) Nothing output
+ Nothing{-no ModLocation-}
return out_file
:: Phase -- When to stop
-> DynFlags -- Dynamic flags
-> (FilePath,Maybe Phase) -- Input filename (and maybe -x suffix)
+ -> Maybe FilePath -- original basename (if different from ^^^)
-> PipelineOutput -- Output filename
-> Maybe ModLocation -- A ModLocation, if this is a Haskell module
-> IO (DynFlags, FilePath) -- (final flags, output filename)
-runPipeline stop_phase dflags (input_fn, mb_phase) output maybe_loc
+runPipeline stop_phase dflags (input_fn, mb_phase) mb_basename output maybe_loc
= do
- let (basename, suffix) = splitFilename input_fn
+ let (input_basename, suffix) = splitFilename input_fn
+ basename | Just b <- mb_basename = b
+ | otherwise = input_basename
-- If we were given a -x flag, then use that phase to start from
start_phase = fromMaybe (startPhase suffix) mb_phase
-- Sometimes, a compilation phase doesn't actually generate any output
-- (eg. the CPP phase when -fcpp is not turned on). If we end on this
-- stage, but we wanted to keep the output, then we have to explicitly
- -- copy the file.
+ -- copy the file, remembering to prepend a {-# LINE #-} pragma so that
+ -- further compilation stages can tell what the original filename was.
case output of
Temporary ->
return (dflags', output_fn)
_other ->
do final_fn <- get_output_fn dflags' stop_phase maybe_loc
- when (final_fn /= output_fn) $
- copy dflags ("Copying `" ++ output_fn ++ "' to `" ++ final_fn
- ++ "'") output_fn final_fn
+ when (final_fn /= output_fn) $ do
+ let msg = ("Copying `" ++ output_fn ++"' to `" ++ final_fn ++ "'")
+ line_prag = Just ("{-# LINE 1 \"" ++ input_fn ++ "\" #-}\n")
+ copyWithHeader dflags msg line_prag output_fn final_fn
return (dflags', final_fn)
-
+
pipeLoop :: DynFlags -> Phase -> Phase
++ split_opt
++ include_paths
++ pkg_extra_cc_opts
+#ifdef HAVE_GCC_HAS_WRAPV
+ -- We need consistent integer overflow (trac #952)
+ ++ ["-fwrapv"]
+#endif
))
return (next_phase, dflags, maybe_loc, output_fn)
pvm_executable_base = "=" ++ input_fn
pvm_executable = pvm_root ++ "/bin/" ++ pvm_arch ++ "/" ++ pvm_executable_base
-- nuke old binary; maybe use configur'ed names for cp and rm?
- system ("rm -f " ++ pvm_executable)
+ Panic.try (removeFile pvm_executable)
-- move the newly created binary into PVM land
- system ("cp -p " ++ input_fn ++ " " ++ pvm_executable)
+ copy dflags "copying PVM executable" input_fn pvm_executable
-- generate a wrapper script for running a parallel prg under PVM
writeFile input_fn (mk_pvm_wrapper_script pvm_executable pvm_executable_base sysMan)
return True