{-# OPTIONS -#include "hschooks.h" #-}
-----------------------------------------------------------------------------
--- $Id: DriverFlags.hs,v 1.52 2001/03/29 18:40:09 rrt Exp $
+-- $Id: DriverFlags.hs,v 1.81 2001/12/10 01:28:00 sebc Exp $
--
-- Driver flags
--
module DriverFlags (
processArgs, OptKind(..), static_flags, dynamic_flags,
- v_InitDynFlags, v_DynFlags, getDynFlags, dynFlag,
+ getDynFlags, dynFlag,
getOpts, getVerbFlag, addCmdlineHCInclude,
buildStaticHscOpts,
- runSomething,
machdepCCOpts
) where
#include "HsVersions.h"
+#include "../includes/config.h"
import DriverState
import DriverUtil
-import TmpFiles ( v_TmpDir, kludgedSystem )
+import SysTools
import CmdLineOpts
import Config
import Util
import Exception
import IOExts
+import System ( exitWith, ExitCode(..) )
import IO
import Maybe
import Monad
-import System
import Char
-----------------------------------------------------------------------------
| AnySuffixPred (String -> Bool) (String -> IO ())
processArgs :: [(String,OptKind)] -> [String] -> [String]
- -> IO [String] -- returns spare args
+ -> IO [String] -- returns spare args
processArgs _spec [] spare = return (reverse spare)
+
processArgs spec args@(('-':arg):args') spare = do
case findArg spec arg of
- Just (rest,action) ->
- do args' <- processOneArg action rest args
- processArgs spec args' spare
- Nothing ->
- processArgs spec args' (('-':arg):spare)
+ Just (rest,action) -> do args' <- processOneArg action rest args
+ processArgs spec args' spare
+ Nothing -> processArgs spec args' (('-':arg):spare)
+
processArgs spec (arg:args) spare =
processArgs spec args (arg:spare)
findArg :: [(String,OptKind)] -> String -> Maybe (String,OptKind)
findArg spec arg
= case [ (remove_spaces rest, k)
- | (pat,k) <- spec, Just rest <- [my_prefix_match pat arg],
+ | (pat,k) <- spec,
+ Just rest <- [my_prefix_match pat arg],
arg_ok k rest arg ]
of
[] -> Nothing
-- flags further down the list with the same prefix.
static_flags =
- [ ------- help -------------------------------------------------------
- ( "?" , NoArg long_usage)
- , ( "-help" , NoArg long_usage)
-
-
- ------- version ----------------------------------------------------
- , ( "-version" , NoArg (do hPutStrLn stdout (cProjectName
+ [ ------- help / version ----------------------------------------------
+ ( "?" , NoArg showGhcUsage)
+ , ( "-help" , NoArg showGhcUsage)
+ , ( "-print-libdir" , NoArg (do getTopDir >>= putStrLn
+ exitWith ExitSuccess))
+ , ( "-version" , NoArg (do putStrLn (cProjectName
++ ", version " ++ cProjectVersion)
exitWith ExitSuccess))
- , ( "-numeric-version", NoArg (do hPutStrLn stdout cProjectVersion
+ , ( "-numeric-version", NoArg (do putStrLn cProjectVersion
exitWith ExitSuccess))
------- verbosity ----------------------------------------------------
- , ( "n" , NoArg (writeIORef v_Dry_run True) )
+ , ( "n" , NoArg setDryRun )
+
+ ------- GHCi -------------------------------------------------------
+ , ( "ignore-dot-ghci", NoArg (writeIORef v_Read_DotGHCi False) )
+ , ( "read-dot-ghci" , NoArg (writeIORef v_Read_DotGHCi True) )
------- recompilation checker --------------------------------------
, ( "recomp" , NoArg (writeIORef v_Recomp True) )
, ( "odir" , HasArg (writeIORef v_Output_dir . Just) )
, ( "o" , SepArg (writeIORef v_Output_file . Just) )
, ( "osuf" , HasArg (writeIORef v_Object_suf . Just) )
+ , ( "hcsuf" , HasArg (writeIORef v_HC_suf . Just) )
, ( "hisuf" , HasArg (writeIORef v_Hi_suf) )
- , ( "tmpdir" , HasArg (writeIORef v_TmpDir . (++ "/")) )
- , ( "ohi" , HasArg (\s -> case s of
- "-" -> writeIORef v_Hi_on_stdout True
- _ -> writeIORef v_Output_hi (Just s)) )
+ , ( "hidir" , HasArg (writeIORef v_Hi_dir . Just) )
+ , ( "buildtag" , HasArg (writeIORef v_Build_tag) )
+ , ( "tmpdir" , HasArg setTmpDir)
+ , ( "ohi" , HasArg (writeIORef v_Output_hi . Just) )
-- -odump?
, ( "keep-hc-file" , AnySuffix (\_ -> writeIORef v_Keep_hc_files True) )
, ( "keep-s-file" , AnySuffix (\_ -> writeIORef v_Keep_s_files True) )
, ( "keep-raw-s-file", AnySuffix (\_ -> writeIORef v_Keep_raw_s_files True) )
+#ifdef ILX
+ , ( "keep-il-file" , AnySuffix (\_ -> writeIORef v_Keep_il_files True) )
+ , ( "keep-ilx-file" , AnySuffix (\_ -> writeIORef v_Keep_ilx_files True) )
+#endif
, ( "keep-tmp-files" , AnySuffix (\_ -> writeIORef v_Keep_tmp_files True) )
, ( "split-objs" , NoArg (if can_split
------- Packages ----------------------------------------------------
, ( "package-name" , HasArg (\s -> add v_Opt_C ("-inpackage="++s)) )
+ , ( "package-conf" , HasArg (readPackageConf) )
, ( "package" , HasArg (addPackage) )
, ( "syslib" , HasArg (addPackage) ) -- for compatibility w/ old vsns
------- Specific phases --------------------------------------------
- , ( "pgmL" , HasArg (writeIORef v_Pgm_L) )
- , ( "pgmP" , HasArg (writeIORef v_Pgm_P) )
- , ( "pgmc" , HasArg (writeIORef v_Pgm_c) )
- , ( "pgmm" , HasArg (writeIORef v_Pgm_m) )
- , ( "pgms" , HasArg (writeIORef v_Pgm_s) )
- , ( "pgma" , HasArg (writeIORef v_Pgm_a) )
- , ( "pgml" , HasArg (writeIORef v_Pgm_l) )
+ , ( "pgm" , HasArg setPgm )
, ( "optdep" , HasArg (add v_Opt_dep) )
, ( "optl" , HasArg (add v_Opt_l) )
, ( "fmax-simplifier-iterations",
Prefix (writeIORef v_MaxSimplifierIterations . read) )
+ , ( "frule-check",
+ SepArg (\s -> writeIORef v_RuleCheck (Just s)) )
+
, ( "fusagesp" , NoArg (do writeIORef v_UsageSPInf True
add v_Opt_C "-fusagesp-on") )
, ( "f", AnySuffixPred (isStaticHscFlag) (add v_Opt_C) )
]
------------------------------------------------------------------------------
--- parse the dynamic arguments
-
--- v_InitDynFlags
--- is the "baseline" dynamic flags, initialised from
--- the defaults and command line options, and updated by the
--- ':s' command in GHCi.
---
--- v_DynFlags
--- is the dynamic flags for the current compilation. It is reset
--- to the value of v_InitDynFlags before each compilation, then
--- updated by reading any OPTIONS pragma in the current module.
-
-GLOBAL_VAR(v_InitDynFlags, defaultDynFlags, DynFlags)
-GLOBAL_VAR(v_DynFlags, defaultDynFlags, DynFlags)
-
-updDynFlags f = do
- dfs <- readIORef v_DynFlags
- writeIORef v_DynFlags (f dfs)
-
-getDynFlags :: IO DynFlags
-getDynFlags = readIORef v_DynFlags
-
-dynFlag :: (DynFlags -> a) -> IO a
-dynFlag f = do dflags <- readIORef v_DynFlags; return (f dflags)
-
-setDynFlag f = updDynFlags (\dfs -> dopt_set dfs f)
-unSetDynFlag f = updDynFlags (\dfs -> dopt_unset dfs f)
-
-addOpt_L a = updDynFlags (\s -> s{opt_L = a : opt_L s})
-addOpt_P a = updDynFlags (\s -> s{opt_P = a : opt_P s})
-addOpt_c a = updDynFlags (\s -> s{opt_c = a : opt_c s})
-addOpt_a a = updDynFlags (\s -> s{opt_a = a : opt_a s})
-addOpt_m a = updDynFlags (\s -> s{opt_m = a : opt_m s})
-
-addCmdlineHCInclude a =
- updDynFlags (\s -> s{cmdlineHcIncludes = a : cmdlineHcIncludes s})
-
- -- we add to the options from the front, so we need to reverse the list
-getOpts :: (DynFlags -> [a]) -> IO [a]
-getOpts opts = dynFlag opts >>= return . reverse
-
--- we can only change HscC to HscAsm and vice-versa with dynamic flags
--- (-fvia-C and -fasm).
--- NB: we can also set the new lang to ILX, via -filx. I hope this is right
-setLang l = do
- dfs <- readIORef v_DynFlags
- case hscLang dfs of
- HscC -> writeIORef v_DynFlags dfs{ hscLang = l }
- HscAsm -> writeIORef v_DynFlags dfs{ hscLang = l }
- _ -> return ()
-
-setVerbosityAtLeast n =
- updDynFlags (\dfs -> if verbosity dfs < n
- then dfs{ verbosity = n }
- else dfs)
-
-setVerbosity "" = updDynFlags (\dfs -> dfs{ verbosity = 3 })
-setVerbosity n
- | all isDigit n = updDynFlags (\dfs -> dfs{ verbosity = read n })
- | otherwise = throwDyn (UsageError "can't parse verbosity flag (-v<n>)")
-
-getVerbFlag = do
- verb <- dynFlag verbosity
- if verb >= 3 then return "-v" else return ""
-
dynamic_flags = [
( "cpp", NoArg (updDynFlags (\s -> s{ cppFlag = True })) )
+ , ( "F", NoArg (updDynFlags (\s -> s{ ppFlag = True })) )
, ( "#include", HasArg (addCmdlineHCInclude) )
, ( "v", OptPrefix (setVerbosity) )
, ( "optL", HasArg (addOpt_L) )
, ( "optP", HasArg (addOpt_P) )
+ , ( "optF", HasArg (addOpt_F) )
, ( "optc", HasArg (addOpt_c) )
, ( "optm", HasArg (addOpt_m) )
, ( "opta", HasArg (addOpt_a) )
+#ifdef ILX
+ , ( "optI", HasArg (addOpt_I) )
+ , ( "opti", HasArg (addOpt_i) )
+#endif
------ HsCpp opts ---------------------------------------------------
+ -- With a C compiler whose system() doesn't use a UNIX shell (i.e.
+ -- mingwin gcc), -D and -U args must *not* be quoted, as the quotes
+ -- will be interpreted as part of the arguments, and not stripped;
+ -- on all other systems, quoting is necessary, to avoid interpretation
+ -- of shell metacharacters in the arguments (e.g. green-card's
+ -- -DBEGIN_GHC_ONLY='}-' trick).
+#ifndef mingw32_TARGET_OS
, ( "D", Prefix (\s -> addOpt_P ("-D'"++s++"'") ) )
, ( "U", Prefix (\s -> addOpt_P ("-U'"++s++"'") ) )
+#else
+ , ( "D", Prefix (\s -> addOpt_P ("-D"++s) ) )
+ , ( "U", Prefix (\s -> addOpt_P ("-U"++s) ) )
+#endif
------ Debugging ----------------------------------------------------
, ( "dstg-stats", NoArg (writeIORef v_StgStats True) )
, ( "ddump-simpl", NoArg (setDynFlag Opt_D_dump_simpl) )
, ( "ddump-simpl-iterations", NoArg (setDynFlag Opt_D_dump_simpl_iterations) )
, ( "ddump-spec", NoArg (setDynFlag Opt_D_dump_spec) )
- , ( "ddump-sat", NoArg (setDynFlag Opt_D_dump_sat) )
+ , ( "ddump-prep", NoArg (setDynFlag Opt_D_dump_prep) )
, ( "ddump-stg", NoArg (setDynFlag Opt_D_dump_stg) )
, ( "ddump-stranal", NoArg (setDynFlag Opt_D_dump_stranal) )
, ( "ddump-tc", NoArg (setDynFlag Opt_D_dump_tc) )
, ( "fasm", AnySuffix (\_ -> setLang HscAsm) )
, ( "fvia-c", NoArg (setLang HscC) )
, ( "fvia-C", NoArg (setLang HscC) )
-#ifdef ILX
, ( "filx", NoArg (setLang HscILX) )
-#endif
+ , ( "fno-code", NoArg (setLang HscNothing) )
-- "active negatives"
, ( "fno-implicit-prelude", NoArg (setDynFlag Opt_NoImplicitPrelude) )
n = read m :: Double
pred c = isDigit c || c == '.'
-floatOpt :: IORef Double -> String -> IO ()
-floatOpt ref str = writeIORef ref (read str :: Double)
-----------------------------------------------------------------------------
-- RTS Hooks
0 -> hsc_minusNoO_flags
1 -> hsc_minusO_flags
2 -> hsc_minusO2_flags
- _ -> error "unknown opt level"
+ n -> throwDyn (CmdLineError ("unknown optimisation level: "
+ ++ show n))
-- ToDo: -Ofile
-- take into account -fno-* flags by removing the equivalent -f*
return ( static : filtered_opts )
-----------------------------------------------------------------------------
--- Running an external program
-
--- sigh, here because both DriverMkDepend & DriverPipeline need it.
-
-runSomething phase_name cmd
- = do
- verb <- dynFlag verbosity
- when (verb >= 2) $ hPutStrLn stderr ("*** " ++ phase_name)
- when (verb >= 3) $ hPutStrLn stderr cmd
- hFlush stderr
-
- -- test for -n flag
- n <- readIORef v_Dry_run
- unless n $ do
-
- -- and run it!
- exit_code <- kludgedSystem cmd phase_name
-
- if exit_code /= ExitSuccess
- then throwDyn (PhaseFailed phase_name exit_code)
- else do when (verb >= 3) (hPutStr stderr "\n")
- return ()
-
------------------------------------------------------------------------------
-- Via-C compilation stuff
-- flags returned are: ( all C compilations
machdepCCOpts
| prefixMatch "alpha" cTARGETPLATFORM
- = return ( ["-static"], [] )
+ = return ( ["-static", "-w", "-mieee"], [] )
+ -- For now, to suppress the gcc warning "call-clobbered
+ -- register used for global register variable", we simply
+ -- disable all warnings altogether using the -w flag. Oh well.
| prefixMatch "hppa" cTARGETPLATFORM
-- ___HPUX_SOURCE, not _HPUX_SOURCE, is #defined if -ansi!
= do n_regs <- dynFlag stolen_x86_regs
sta <- readIORef v_Static
return ( [ if sta then "-DDONT_WANT_WIN32_DLL_SUPPORT" else "",
- if suffixMatch "mingw32" cTARGETPLATFORM then "-mno-cygwin -mwin32" else "" ],
+ if suffixMatch "mingw32" cTARGETPLATFORM then "-mno-cygwin" else "" ],
[ "-fno-defer-pop", "-fomit-frame-pointer",
"-DSTOLEN_X86_REGS="++show n_regs ]
)
| prefixMatch "mips" cTARGETPLATFORM
- = return ( ["static"], [] )
+ = return ( ["-static"], [] )
+
+ | prefixMatch "sparc" cTARGETPLATFORM
+ = return ( [], ["-w"] )
+ -- For now, to suppress the gcc warning "call-clobbered
+ -- register used for global register variable", we simply
+ -- disable all warnings altogether using the -w flag. Oh well.
+
+ | prefixMatch "powerpc-apple-darwin" cTARGETPLATFORM
+ = return ( ["-no-cpp-precomp"], [""] )
| prefixMatch "powerpc" cTARGETPLATFORM || prefixMatch "rs6000" cTARGETPLATFORM
- = return ( ["static"], ["-finhibit-size-directive"] )
+ = return ( ["-static"], ["-finhibit-size-directive"] )
| otherwise
= return ( [], [] )
+
+
+
+addOpt_L a = updDynFlags (\s -> s{opt_L = a : opt_L s})
+addOpt_P a = updDynFlags (\s -> s{opt_P = a : opt_P s})
+addOpt_F a = updDynFlags (\s -> s{opt_F = a : opt_F s})
+addOpt_c a = updDynFlags (\s -> s{opt_c = a : opt_c s})
+addOpt_a a = updDynFlags (\s -> s{opt_a = a : opt_a s})
+addOpt_m a = updDynFlags (\s -> s{opt_m = a : opt_m s})
+#ifdef ILX
+addOpt_I a = updDynFlags (\s -> s{opt_I = a : opt_I s})
+addOpt_i a = updDynFlags (\s -> s{opt_i = a : opt_i s})
+#endif
+
+addCmdlineHCInclude a = updDynFlags (\s -> s{cmdlineHcIncludes = a : cmdlineHcIncludes s})
+
+getOpts :: (DynFlags -> [a]) -> IO [a]
+ -- We add to the options from the front, so we need to reverse the list
+getOpts opts = dynFlag opts >>= return . reverse
+
+-- we can only change HscC to HscAsm and vice-versa with dynamic flags
+-- (-fvia-C and -fasm). We can also set the new lang to ILX, via -filx.
+setLang l = updDynFlags (\ dfs -> case hscLang dfs of
+ HscC -> dfs{ hscLang = l }
+ HscAsm -> dfs{ hscLang = l }
+ HscILX -> dfs{ hscLang = l }
+ _ -> dfs)
+
+setVerbosity "" = updDynFlags (\dfs -> dfs{ verbosity = 3 })
+setVerbosity n
+ | all isDigit n = updDynFlags (\dfs -> dfs{ verbosity = read n })
+ | otherwise = throwDyn (UsageError "can't parse verbosity flag (-v<n>)")
+
+getVerbFlag = do
+ verb <- dynFlag verbosity
+ if verb >= 3 then return "-v" else return ""
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