{-# OPTIONS -fno-warn-incomplete-patterns #-}
-----------------------------------------------------------------------------
--- $Id: Main.hs,v 1.71 2001/06/14 15:42:35 simonpj Exp $
+-- $Id: Main.hs,v 1.79 2001/07/03 11:14:33 simonmar Exp $
--
-- GHC Driver program
--
import Finder ( initFinder )
import CompManager ( cmInit, cmLoadModule )
-import CmStaticInfo ( GhciMode(..), PackageConfig(..) )
+import HscTypes ( GhciMode(..) )
import Config ( cBooterVersion, cGhcUnregisterised, cProjectVersion )
import SysTools ( packageConfigPath, initSysTools, cleanTempFiles )
-import ParsePkgConf ( parsePkgConf )
+import Packages ( showPackages, mungePackagePaths )
+import ParsePkgConf ( loadPackageConfig )
import DriverPipeline ( GhcMode(..), doLink, doMkDLL, genPipeline,
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 )
+import CmdLineOpts ( dynFlag, defaultDynFlags, restoreDynFlags,
+ saveDynFlags, setDynFlags,
+ DynFlags(..), HscLang(..), v_Static_hsc_opts
)
import Outputable
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
let (minusB_args, argv') = partition (prefixMatch "-B") argv
top_dir <- initSysTools minusB_args
- -- read the package configuration
- conf_file <- packageConfigPath
- r <- parsePkgConf conf_file
- case r of {
- Left err -> throwDyn (InstallationError (showSDoc err));
- Right pkg_details -> do
-
- writeIORef v_Package_details (mungePackagePaths top_dir pkg_details)
+ -- Read the package configuration
+ conf_file <- packageConfigPath
+ proto_pkg_details <- loadPackageConfig conf_file
+ let pkg_details = mungePackagePaths top_dir proto_pkg_details
+ writeIORef v_Package_details pkg_details
-- find the phase to stop after (i.e. -E, -C, -c, -S flags)
(flags2, mode, stop_flag) <- getGhcMode argv'
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
when (verb >= 2)
when (verb >= 3)
(hPutStrLn stderr ("Hsc static flags: " ++ unwords static_opts))
+ showPackages pkg_details
+
-- initialise the finder
pkg_avails <- getPackageInfo
initFinder pkg_avails
when (mode == DoMkDependHS) endMkDependHS
when (mode == DoLink) (doLink o_files)
when (mode == DoMkDLL) (doMkDLL o_files)
- }
--- replace the string "$libdir" at the beginning of a path with the
--- current libdir (obtained from the -B option).
-mungePackagePaths top_dir ps = map munge_pkg ps
- where
- munge_pkg p = p{ import_dirs = munge_paths (import_dirs p),
- include_dirs = munge_paths (include_dirs p),
- library_dirs = munge_paths (library_dirs p) }
-
- munge_paths = map munge_path
-
- munge_path p
- | Just p' <- my_prefix_match "$libdir" p = top_dir ++ p'
- | otherwise = trace ("not: " ++ p) p
-
beginMake :: [String] -> IO ()
beginMake fileish_args
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