+{-# OPTIONS -fno-warn-missing-fields #-}
-----------------------------------------------------------------------------
--
-- Dynamic flags
#include "HsVersions.h"
-import Module ( Module, mkModule )
+import Module ( Module, mkModuleName, mkModule )
+import PackageConfig
import PrelNames ( mAIN )
-import StaticFlags ( opt_Static, opt_PIC,
- WayName(..), v_Ways, v_Build_tag, v_RTS_Build_tag )
+#ifdef i386_TARGET_ARCH
+import StaticFlags ( opt_Static )
+#endif
+import StaticFlags ( opt_PIC, WayName(..), v_Ways, v_Build_tag,
+ v_RTS_Build_tag )
import {-# SOURCE #-} Packages (PackageState)
import DriverPhases ( Phase(..), phaseInputExt )
import Config
import CmdLineParser
+import Constants ( mAX_CONTEXT_REDUCTION_DEPTH )
import Panic ( panic, GhcException(..) )
-import Util ( notNull, splitLongestPrefix, split, normalisePath )
+import UniqFM ( UniqFM )
+import Util ( notNull, splitLongestPrefix, normalisePath )
+import Maybes ( fromJust, orElse )
import SrcLoc ( SrcSpan )
import DATA_IOREF ( readIORef )
import Monad ( when )
#ifdef mingw32_TARGET_OS
import Data.List ( isPrefixOf )
+#else
+import Util ( split )
#endif
-import Maybe ( fromJust )
+
import Char ( isDigit, isUpper )
import Outputable
import System.IO ( hPutStrLn, stderr )
| Opt_AllowIncoherentInstances
| Opt_MonomorphismRestriction
| Opt_MonoPatBinds
+ | Opt_ExtendedDefaultRules -- Use GHC's extended rules for defaulting
| Opt_GlasgowExts
| Opt_FFI
- | Opt_PArr -- syntactic support for parallel arrays
- | Opt_Arrows -- Arrow-notation syntax
+ | Opt_PArr -- Syntactic support for parallel arrays
+ | Opt_Arrows -- Arrow-notation syntax
| Opt_TH
| Opt_ImplicitParams
| Opt_Generics
importPaths :: [FilePath],
mainModIs :: Module,
mainFunIs :: Maybe String,
+ ctxtStkDepth :: Int, -- Typechecker context stack depth
+
+ thisPackage :: PackageId,
-- ways
wayNames :: [WayName], -- way flags from the cmd line
cmdlineFrameworks :: [String], -- ditto
tmpDir :: String, -- no trailing '/'
+ ghcUsagePath :: FilePath, -- Filled in by SysTools
+ ghciUsagePath :: FilePath, -- ditto
+
-- options for particular phases
opt_L :: [String],
opt_P :: [String],
pgm_a :: (String,[Option]),
pgm_l :: (String,[Option]),
pgm_dll :: (String,[Option]),
+ pgm_T :: String,
+ pgm_sysman :: String,
- -- ** Package flags
+ -- Package flags
extraPkgConfs :: [FilePath],
+ topDir :: FilePath, -- filled in by SysTools
+ systemPackageConfig :: FilePath, -- ditto
-- The -package-conf flags given on the command line, in the order
-- they appeared.
packageFlags :: [PackageFlag],
-- The -package and -hide-package flags from the command-line
- -- ** Package state
+ -- Package state
+ -- NB. do not modify this field, it is calculated by
+ -- Packages.initPackages and Packages.updatePackages.
+ pkgDatabase :: Maybe (UniqFM InstalledPackageInfo),
pkgState :: PackageState,
-- hsc dynamic flags
= ExposePackage String
| HidePackage String
| IgnorePackage String
+ deriving Eq
defaultHscTarget
| cGhcWithNativeCodeGen == "YES" = HscAsm
importPaths = ["."],
mainModIs = mAIN,
mainFunIs = Nothing,
-
- wayNames = panic "ways",
- buildTag = panic "buildTag",
- rtsBuildTag = panic "rtsBuildTag",
+ ctxtStkDepth = mAX_CONTEXT_REDUCTION_DEPTH,
+
+ thisPackage = mainPackageId,
objectDir = Nothing,
hiDir = Nothing,
opt_dll = [],
opt_dep = [],
- pgm_L = panic "pgm_L",
- pgm_P = panic "pgm_P",
- pgm_F = panic "pgm_F",
- pgm_c = panic "pgm_c",
- pgm_m = panic "pgm_m",
- pgm_s = panic "pgm_s",
- pgm_a = panic "pgm_a",
- pgm_l = panic "pgm_l",
- pgm_dll = panic "pgm_mkdll",
-
extraPkgConfs = [],
packageFlags = [],
- pkgState = panic "pkgState",
+ pkgDatabase = Nothing,
+ pkgState = panic "no package state yet: call GHC.setSessionDynFlags",
flags = [
Opt_RecompChecking,
, ( "cpp" , NoArg (setDynFlag Opt_Cpp))
, ( "F" , NoArg (setDynFlag Opt_Pp))
, ( "#include" , HasArg (addCmdlineHCInclude) )
- , ( "v" , OptPrefix (setVerbosity) )
+ , ( "v" , OptIntSuffix setVerbosity )
------- Specific phases --------------------------------------------
, ( "pgmL" , HasArg (upd . setPgmL) )
------- Packages ----------------------------------------------------
, ( "package-conf" , HasArg extraPkgConf_ )
, ( "no-user-package-conf", NoArg (unSetDynFlag Opt_ReadUserPackageConf) )
- , ( "package-name" , HasArg ignorePackage ) -- for compatibility
+ , ( "package-name" , HasArg setPackageName )
, ( "package" , HasArg exposePackage )
, ( "hide-package" , HasArg hidePackage )
, ( "hide-all-packages", NoArg (setDynFlag Opt_HideAllPackages) )
, ( "dstg-lint", NoArg (setDynFlag Opt_DoStgLinting))
, ( "dcmm-lint", NoArg (setDynFlag Opt_DoCmmLinting))
, ( "dshow-passes", NoArg (do unSetDynFlag Opt_RecompChecking
- setVerbosity "2") )
+ setVerbosity (Just 2)) )
, ( "dfaststring-stats", NoArg (setDynFlag Opt_D_faststring_stats))
------ Machine dependant (-m<blah>) stuff ---------------------------
, ( "fglasgow-exts", NoArg (mapM_ setDynFlag glasgowExtsFlags) )
, ( "fno-glasgow-exts", NoArg (mapM_ unSetDynFlag glasgowExtsFlags) )
+ , ( "fcontext-stack" , OptIntSuffix $ \mb_n -> upd $ \dfs ->
+ dfs{ ctxtStkDepth = mb_n `orElse` 3 })
+
-- the rest of the -f* and -fno-* flags
, ( "fno-", PrefixPred (\f -> isFFlag f) (\f -> unSetDynFlag (getFFlag f)) )
, ( "f", PrefixPred (\f -> isFFlag f) (\f -> setDynFlag (getFFlag f)) )
( "bang-patterns", Opt_BangPatterns ),
( "monomorphism-restriction", Opt_MonomorphismRestriction ),
( "mono-pat-binds", Opt_MonoPatBinds ),
+ ( "extended-default-rules", Opt_ExtendedDefaultRules ),
( "implicit-params", Opt_ImplicitParams ),
( "allow-overlapping-instances", Opt_AllowOverlappingInstances ),
( "allow-undecidable-instances", Opt_AllowUndecidableInstances ),
Opt_GlasgowExts,
Opt_FFI,
Opt_ImplicitParams,
- Opt_ScopedTypeVariables,
- Opt_BangPatterns ]
+ Opt_ScopedTypeVariables ]
isFFlag f = f `elem` (map fst fFlags)
getFFlag f = fromJust (lookup f fFlags)
-- Whenver we -ddump, switch off the recompilation checker,
-- else you don't see the dump!
-setVerbosity "" = upd (\dfs -> dfs{ verbosity = 3 })
-setVerbosity n
- | all isDigit n = upd (\dfs -> dfs{ verbosity = read n })
- | otherwise = throwDyn (UsageError "can't parse verbosity flag (-v<n>)")
+setVerbosity :: Maybe Int -> DynP ()
+setVerbosity mb_n = upd (\dfs -> dfs{ verbosity = mb_n `orElse` 3 })
addCmdlineHCInclude a = upd (\s -> s{cmdlineHcIncludes = a : cmdlineHcIncludes s})
upd (\s -> s{ packageFlags = HidePackage p : packageFlags s })
ignorePackage p =
upd (\s -> s{ packageFlags = IgnorePackage p : packageFlags s })
+setPackageName p
+ | Nothing <- unpackPackageId pid
+ = throwDyn (CmdLineError ("cannot parse \'" ++ p ++ "\' as a package identifier"))
+ | otherwise
+ = upd (\s -> s{ thisPackage = pid })
+ where
+ pid = stringToPackageId p
-- we can only switch between HscC, HscAsmm, and HscILX with dynamic flags
-- (-fvia-C, -fasm, -filx respectively).
setMainIs arg
| not (null main_fn) -- The arg looked like "Foo.baz"
= upd $ \d -> d{ mainFunIs = Just main_fn,
- mainModIs = mkModule main_mod }
+ mainModIs = mkModule mainPackageId (mkModuleName main_mod) }
| isUpper (head main_mod) -- The arg looked like "Foo"
- = upd $ \d -> d{ mainModIs = mkModule main_mod }
+ = upd $ \d -> d{ mainModIs = mkModule mainPackageId (mkModuleName main_mod) }
| otherwise -- The arg looked like "baz"
= upd $ \d -> d{ mainFunIs = Just main_mod }