{-# OPTIONS -fno-warn-incomplete-patterns #-}
-----------------------------------------------------------------------------
--- $Id: Main.hs,v 1.72 2001/06/15 08:29:58 simonpj Exp $
+-- $Id: Main.hs,v 1.85 2001/08/08 08:44:47 simonmar Exp $
--
-- GHC Driver program
--
getGhcMode, pipeLoop, v_GhcMode
)
import DriverState ( buildCoreToDo, buildStgToDo, defaultHscLang,
- findBuildTag, getPackageInfo, unregFlags, v_Cmdline_libraries,
- v_Keep_tmp_files, v_Ld_inputs, v_OptLevel, v_Output_file,
- v_Output_hi, v_Package_details, v_Ways
+ findBuildTag, getPackageInfo, unregFlags,
+ v_Cmdline_libraries, v_Keep_tmp_files, v_Ld_inputs,
+ v_OptLevel, v_Output_file, v_Output_hi,
+ v_Package_details, v_Ways, getPackageExtraGhcOpts
)
-import DriverFlags ( dynFlag, buildStaticHscOpts, dynamic_flags, processArgs, static_flags)
+import DriverFlags ( dynFlag, buildStaticHscOpts, dynamic_flags,
+ processArgs, static_flags)
import DriverMkDepend ( beginMkDependHS, endMkDependHS )
import DriverPhases ( Phase(Hsc, HCc), haskellish_src_file, objish_file )
-import DriverUtil ( add, handle, handleDyn, later, splitFilename, unknownFlagErr, my_prefix_match )
-import CmdLineOpts ( dynFlag,
- DynFlags(verbosity, stgToDo, hscOutName, hscLang, coreToDo),
- HscLang(HscInterpreted, HscC),
- defaultDynFlags, restoreDynFlags, saveDynFlags, setDynFlags,
- v_Static_hsc_opts
+import DriverUtil ( add, handle, handleDyn, later, splitFilename,
+ unknownFlagErr, getFileSuffix )
+import CmdLineOpts ( dynFlag, defaultDynFlags, restoreDynFlags,
+ saveDynFlags, setDynFlags,
+ DynFlags(..), HscLang(..), v_Static_hsc_opts
)
import Outputable
-import ErrUtils ( dumpIfSet )
import Util
import Panic ( GhcException(..), panic )
import IO
import Directory ( doesFileExist )
import IOExts ( readIORef, writeIORef )
-import Exception ( throwDyn, Exception(DynException) )
+import Exception ( throwDyn, Exception(..) )
import System ( getArgs, exitWith, ExitCode(..) )
+import Monad
+import List
+import Maybe
#ifndef mingw32_TARGET_OS
-import Concurrent ( myThreadId, throwTo )
+import Concurrent ( myThreadId )
+#if __GLASGOW_HASKELL__ < 500
+import Exception ( raiseInThread )
+#define throwTo raiseInThread
+#else
+import Exception ( throwTo )
+#endif
+
import Posix ( Handler(Catch), installHandler, sigINT, sigQUIT )
import Dynamic ( toDyn )
#endif
-import Monad
-import List
-import Maybe
-
-----------------------------------------------------------------------------
-- Changes:
main =
-- top-level exception handler: any unrecognised exception is a compiler bug.
- handle (\exception -> do hPutStr stderr (show (Panic (show exception)))
- exitWith (ExitFailure 1)
+ handle (\exception -> do
+ case exception of
+ -- an IO exception probably isn't our fault, so don't panic
+ IOException _ -> hPutStr stderr (show exception)
+ _other -> hPutStr stderr (show (Panic (show exception)))
+ exitWith (ExitFailure 1)
) $ do
-- all error messages are propagated as exceptions
(flags2, mode, stop_flag) <- getGhcMode argv'
writeIORef v_GhcMode mode
- -- Show the GHCi banner?
-# ifdef GHCI
- when (mode == DoInteractive) $
- hPutStrLn stdout ghciWelcomeMsg
-# endif
-
-- process all the other arguments, and get the source files
non_static <- processArgs static_flags flags2 []
way_opts <- findBuildTag
let unreg_opts | cGhcUnregisterised == "YES" = unregFlags
| otherwise = []
- way_non_static <- processArgs static_flags (unreg_opts ++ way_opts) []
+ pkg_extra_opts <- getPackageExtraGhcOpts
+ extra_non_static <- processArgs static_flags
+ (unreg_opts ++ way_opts ++ pkg_extra_opts) []
-- give the static flags to hsc
static_opts <- buildStaticHscOpts
})
-- the rest of the arguments are "dynamic"
- srcs <- processArgs dynamic_flags (way_non_static ++ non_static) []
+ srcs <- processArgs dynamic_flags (extra_non_static ++ non_static) []
-- save the "initial DynFlags" away
saveDynFlags
-- complain about any unknown flags
mapM unknownFlagErr [ f | f@('-':_) <- srcs ]
- -- Display details of the configuration in verbose mode
verb <- dynFlag verbosity
+ -- Show the GHCi banner
+# ifdef GHCI
+ when (mode == DoInteractive && verb >= 1) $
+ hPutStrLn stdout ghciWelcomeMsg
+# endif
+
+ -- Display details of the configuration in verbose mode
when (verb >= 2)
(do hPutStr stderr "Glasgow Haskell Compiler, Version "
hPutStr stderr cProjectVersion
let (basename, suffix) = splitFilename src
-- just preprocess (Haskell source only)
+ let src_and_suff = (src, getFileSuffix src)
pp <- if not (haskellish_src_file src) || mode == StopBefore Hsc
- then return src else do
+ then return src_and_suff else do
phases <- genPipeline (StopBefore Hsc) stop_flag
- False{-not persistent-} defaultHscLang src
- pipeLoop phases src False{-no linking-} False{-no -o flag-}
+ False{-not persistent-} defaultHscLang
+ src_and_suff
+ pipeLoop phases src_and_suff False{-no linking-} False{-no -o flag-}
basename suffix
-- rest of compilation
hsc_lang <- dynFlag hscLang
- phases <- genPipeline mode stop_flag True hsc_lang pp
- r <- pipeLoop phases pp (mode==DoLink || mode==DoMkDLL) True{-use -o flag-}
- basename suffix
+ phases <- genPipeline mode stop_flag True hsc_lang pp
+ (r,_) <- pipeLoop phases pp (mode==DoLink || mode==DoMkDLL)
+ True{-use -o flag-} basename suffix
return r
o_files <- mapM compileFile srcs
case mods of
[] -> throwDyn (UsageError "no input files")
- [mod] -> do state <- cmInit Batch
- cmLoadModule state mod
+ mod -> do state <- cmInit Batch
+ (_, ok, _) <- cmLoadModule state mods
+ when (not ok) (exitWith (ExitFailure 1))
return ()
- _ -> throwDyn (UsageError "only one module allowed with --make")
beginInteractive :: [String] -> IO ()
libs = map Left objs ++ map Right minus_ls
state <- cmInit Interactive
- case mods of
- [] -> interactiveUI state Nothing libs
- [mod] -> interactiveUI state (Just mod) libs
- _ -> throwDyn (UsageError
- "only one module allowed with --interactive")
+ interactiveUI state mods libs
#endif