{-# LANGUAGE CPP, TupleSections, RecordWildCards #-}
{-# LANGUAGE BangPatterns #-}
module GHC.Linker.Loader
( Loader (..)
, LoaderState (..)
, initLoaderState
, uninitializedLoader
, showLoaderState
, loadExpr
, loadDecls
, loadPackages
, loadModule
, loadCmdLineLibs
, loadName
, unload
, withExtendedLoadedEnv
, extendLoadedEnv
, deleteFromLoadedEnv
, extendLoadedPkgs
)
where
#include "HsVersions.h"
import GHC.Prelude
import GHC.Settings
import GHC.Platform
import GHC.Platform.Ways
import GHC.Driver.Phases
import GHC.Driver.Env
import GHC.Driver.Session
import GHC.Driver.Ppr
import GHC.Tc.Utils.Monad
import GHC.Runtime.Interpreter
import GHCi.RemoteTypes
import GHC.Iface.Load
import GHC.ByteCode.Linker
import GHC.ByteCode.Asm
import GHC.ByteCode.Types
import GHC.SysTools
import GHC.Types.Basic
import GHC.Types.Name
import GHC.Types.Name.Env
import GHC.Types.SrcLoc
import GHC.Types.Unique.DSet
import GHC.Utils.Outputable
import GHC.Utils.Panic
import GHC.Utils.Misc
import GHC.Utils.Error
import GHC.Utils.Logger
import GHC.Utils.TmpFs
import GHC.Unit.Env
import GHC.Unit.Finder
import GHC.Unit.Module
import GHC.Unit.Module.ModIface
import GHC.Unit.Module.Deps
import GHC.Unit.Home
import GHC.Unit.Home.ModInfo
import GHC.Unit.State as Packages
import qualified GHC.Data.ShortText as ST
import qualified GHC.Data.Maybe as Maybes
import GHC.Data.FastString
import GHC.Data.List.SetOps
import GHC.Linker.MacOS
import GHC.Linker.Dynamic
import GHC.Linker.Types
import Control.Monad
import qualified Data.Set as Set
import Data.Char (isSpace)
import Data.Function ((&))
import Data.IORef
import Data.List (intercalate, isPrefixOf, isSuffixOf, nub, partition)
import Data.Maybe
import Control.Concurrent.MVar
import qualified Control.Monad.Catch as MC
import System.FilePath
import System.Directory
import System.IO.Unsafe
import System.Environment (lookupEnv)
#if defined(mingw32_HOST_OS)
import System.Win32.Info (getSystemDirectory)
#endif
import GHC.Utils.Exception
uninitialised :: a
uninitialised :: forall a. a
uninitialised = forall a. String -> a
panic String
"Loader not initialised"
modifyLoaderState_ :: Interp -> (LoaderState -> IO LoaderState) -> IO ()
modifyLoaderState_ :: Interp -> (LoaderState -> IO LoaderState) -> IO ()
modifyLoaderState_ Interp
interp LoaderState -> IO LoaderState
f =
forall a. MVar a -> (a -> IO a) -> IO ()
modifyMVar_ (Loader -> MVar (Maybe LoaderState)
loader_state (Interp -> Loader
interpLoader Interp
interp))
(forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap forall (f :: * -> *) a. Applicative f => a -> f a
pure forall b c a. (b -> c) -> (a -> b) -> a -> c
. LoaderState -> IO LoaderState
f forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall a. a -> Maybe a -> a
fromMaybe forall a. a
uninitialised)
modifyLoaderState :: Interp -> (LoaderState -> IO (LoaderState, a)) -> IO a
modifyLoaderState :: forall a. Interp -> (LoaderState -> IO (LoaderState, a)) -> IO a
modifyLoaderState Interp
interp LoaderState -> IO (LoaderState, a)
f =
forall a b. MVar a -> (a -> IO (a, b)) -> IO b
modifyMVar (Loader -> MVar (Maybe LoaderState)
loader_state (Interp -> Loader
interpLoader Interp
interp))
(forall {f :: * -> *} {t} {a} {b}.
Functor f =>
(t -> a) -> f (t, b) -> f (a, b)
fmapFst forall (f :: * -> *) a. Applicative f => a -> f a
pure forall b c a. (b -> c) -> (a -> b) -> a -> c
. LoaderState -> IO (LoaderState, a)
f forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall a. a -> Maybe a -> a
fromMaybe forall a. a
uninitialised)
where fmapFst :: (t -> a) -> f (t, b) -> f (a, b)
fmapFst t -> a
f = forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap (\(t
x, b
y) -> (t -> a
f t
x, b
y))
emptyLoaderState :: LoaderState
emptyLoaderState :: LoaderState
emptyLoaderState = LoaderState
{ closure_env :: ClosureEnv
closure_env = forall a. NameEnv a
emptyNameEnv
, itbl_env :: ItblEnv
itbl_env = forall a. NameEnv a
emptyNameEnv
, pkgs_loaded :: [UnitId]
pkgs_loaded = [UnitId]
init_pkgs
, bcos_loaded :: [Linkable]
bcos_loaded = []
, objs_loaded :: [Linkable]
objs_loaded = []
, temp_sos :: [(String, String)]
temp_sos = []
}
where init_pkgs :: [UnitId]
init_pkgs = [UnitId
rtsUnitId]
extendLoadedPkgs :: Interp -> [UnitId] -> IO ()
extendLoadedPkgs :: Interp -> [UnitId] -> IO ()
extendLoadedPkgs Interp
interp [UnitId]
pkgs =
Interp -> (LoaderState -> IO LoaderState) -> IO ()
modifyLoaderState_ Interp
interp forall a b. (a -> b) -> a -> b
$ \LoaderState
s ->
forall (m :: * -> *) a. Monad m => a -> m a
return LoaderState
s{ pkgs_loaded :: [UnitId]
pkgs_loaded = [UnitId]
pkgs forall a. [a] -> [a] -> [a]
++ LoaderState -> [UnitId]
pkgs_loaded LoaderState
s }
extendLoadedEnv :: Interp -> [(Name,ForeignHValue)] -> IO ()
extendLoadedEnv :: Interp -> [(Name, ForeignHValue)] -> IO ()
extendLoadedEnv Interp
interp [(Name, ForeignHValue)]
new_bindings =
Interp -> (LoaderState -> IO LoaderState) -> IO ()
modifyLoaderState_ Interp
interp forall a b. (a -> b) -> a -> b
$ \pls :: LoaderState
pls@LoaderState{[(String, String)]
[UnitId]
[Linkable]
ClosureEnv
ItblEnv
temp_sos :: [(String, String)]
pkgs_loaded :: [UnitId]
objs_loaded :: [Linkable]
bcos_loaded :: [Linkable]
itbl_env :: ItblEnv
closure_env :: ClosureEnv
temp_sos :: LoaderState -> [(String, String)]
objs_loaded :: LoaderState -> [Linkable]
bcos_loaded :: LoaderState -> [Linkable]
pkgs_loaded :: LoaderState -> [UnitId]
itbl_env :: LoaderState -> ItblEnv
closure_env :: LoaderState -> ClosureEnv
..} -> do
let new_ce :: ClosureEnv
new_ce = ClosureEnv -> [(Name, ForeignHValue)] -> ClosureEnv
extendClosureEnv ClosureEnv
closure_env [(Name, ForeignHValue)]
new_bindings
forall (m :: * -> *) a. Monad m => a -> m a
return forall a b. (a -> b) -> a -> b
$! LoaderState
pls{ closure_env :: ClosureEnv
closure_env = ClosureEnv
new_ce }
deleteFromLoadedEnv :: Interp -> [Name] -> IO ()
deleteFromLoadedEnv :: Interp -> [Name] -> IO ()
deleteFromLoadedEnv Interp
interp [Name]
to_remove =
Interp -> (LoaderState -> IO LoaderState) -> IO ()
modifyLoaderState_ Interp
interp forall a b. (a -> b) -> a -> b
$ \LoaderState
pls -> do
let ce :: ClosureEnv
ce = LoaderState -> ClosureEnv
closure_env LoaderState
pls
let new_ce :: ClosureEnv
new_ce = forall a. NameEnv a -> [Name] -> NameEnv a
delListFromNameEnv ClosureEnv
ce [Name]
to_remove
forall (m :: * -> *) a. Monad m => a -> m a
return LoaderState
pls{ closure_env :: ClosureEnv
closure_env = ClosureEnv
new_ce }
loadName :: Interp -> HscEnv -> Name -> IO ForeignHValue
loadName :: Interp -> HscEnv -> Name -> IO ForeignHValue
loadName Interp
interp HscEnv
hsc_env Name
name = do
Interp -> HscEnv -> IO ()
initLoaderState Interp
interp HscEnv
hsc_env
forall a. Interp -> (LoaderState -> IO (LoaderState, a)) -> IO a
modifyLoaderState Interp
interp forall a b. (a -> b) -> a -> b
$ \LoaderState
pls0 -> do
LoaderState
pls <- if Bool -> Bool
not (Name -> Bool
isExternalName Name
name)
then forall (m :: * -> *) a. Monad m => a -> m a
return LoaderState
pls0
else do
(LoaderState
pls', SuccessFlag
ok) <- Interp
-> HscEnv
-> LoaderState
-> SrcSpan
-> [Module]
-> IO (LoaderState, SuccessFlag)
loadDependencies Interp
interp HscEnv
hsc_env LoaderState
pls0 SrcSpan
noSrcSpan
[HasDebugCallStack => Name -> Module
nameModule Name
name]
if SuccessFlag -> Bool
failed SuccessFlag
ok
then forall a. GhcException -> IO a
throwGhcExceptionIO (String -> GhcException
ProgramError String
"")
else forall (m :: * -> *) a. Monad m => a -> m a
return LoaderState
pls'
case forall a. NameEnv a -> Name -> Maybe a
lookupNameEnv (LoaderState -> ClosureEnv
closure_env LoaderState
pls) Name
name of
Just (Name
_,ForeignHValue
aa) -> forall (m :: * -> *) a. Monad m => a -> m a
return (LoaderState
pls,ForeignHValue
aa)
Maybe (Name, ForeignHValue)
Nothing -> ASSERT2(isExternalName name, ppr name)
do let sym_to_find :: FastString
sym_to_find = Name -> String -> FastString
nameToCLabel Name
name String
"closure"
Maybe HValueRef
m <- Interp -> String -> IO (Maybe HValueRef)
lookupClosure Interp
interp (FastString -> String
unpackFS FastString
sym_to_find)
ForeignHValue
r <- case Maybe HValueRef
m of
Just HValueRef
hvref -> forall a. Interp -> RemoteRef a -> IO (ForeignRef a)
mkFinalizedHValue Interp
interp HValueRef
hvref
Maybe HValueRef
Nothing -> forall a. String -> String -> IO a
linkFail String
"GHC.Linker.Loader.loadName"
(FastString -> String
unpackFS FastString
sym_to_find)
forall (m :: * -> *) a. Monad m => a -> m a
return (LoaderState
pls,ForeignHValue
r)
loadDependencies
:: Interp
-> HscEnv
-> LoaderState
-> SrcSpan -> [Module]
-> IO (LoaderState, SuccessFlag)
loadDependencies :: Interp
-> HscEnv
-> LoaderState
-> SrcSpan
-> [Module]
-> IO (LoaderState, SuccessFlag)
loadDependencies Interp
interp HscEnv
hsc_env LoaderState
pls SrcSpan
span [Module]
needed_mods = do
let hpt :: HomePackageTable
hpt = HscEnv -> HomePackageTable
hsc_HPT HscEnv
hsc_env
let dflags :: DynFlags
dflags = HscEnv -> DynFlags
hsc_dflags HscEnv
hsc_env
Maybe String
maybe_normal_osuf <- DynFlags -> Interp -> SrcSpan -> IO (Maybe String)
checkNonStdWay DynFlags
dflags Interp
interp SrcSpan
span
([Linkable]
lnks, [UnitId]
pkgs) <- HscEnv
-> HomePackageTable
-> LoaderState
-> Maybe String
-> SrcSpan
-> [Module]
-> IO ([Linkable], [UnitId])
getLinkDeps HscEnv
hsc_env HomePackageTable
hpt LoaderState
pls
Maybe String
maybe_normal_osuf SrcSpan
span [Module]
needed_mods
LoaderState
pls1 <- Interp -> HscEnv -> [UnitId] -> LoaderState -> IO LoaderState
loadPackages' Interp
interp HscEnv
hsc_env [UnitId]
pkgs LoaderState
pls
Interp
-> HscEnv
-> LoaderState
-> [Linkable]
-> IO (LoaderState, SuccessFlag)
loadModules Interp
interp HscEnv
hsc_env LoaderState
pls1 [Linkable]
lnks
withExtendedLoadedEnv
:: (ExceptionMonad m)
=> Interp
-> [(Name,ForeignHValue)]
-> m a
-> m a
withExtendedLoadedEnv :: forall (m :: * -> *) a.
ExceptionMonad m =>
Interp -> [(Name, ForeignHValue)] -> m a -> m a
withExtendedLoadedEnv Interp
interp [(Name, ForeignHValue)]
new_env m a
action
= forall (m :: * -> *) a c b.
MonadMask m =>
m a -> (a -> m c) -> (a -> m b) -> m b
MC.bracket (forall (m :: * -> *) a. MonadIO m => IO a -> m a
liftIO forall a b. (a -> b) -> a -> b
$ Interp -> [(Name, ForeignHValue)] -> IO ()
extendLoadedEnv Interp
interp [(Name, ForeignHValue)]
new_env)
(\()
_ -> m ()
reset_old_env)
(\()
_ -> m a
action)
where
reset_old_env :: m ()
reset_old_env = forall (m :: * -> *) a. MonadIO m => IO a -> m a
liftIO forall a b. (a -> b) -> a -> b
$
Interp -> (LoaderState -> IO LoaderState) -> IO ()
modifyLoaderState_ Interp
interp forall a b. (a -> b) -> a -> b
$ \LoaderState
pls ->
let cur :: ClosureEnv
cur = LoaderState -> ClosureEnv
closure_env LoaderState
pls
new :: ClosureEnv
new = forall a. NameEnv a -> [Name] -> NameEnv a
delListFromNameEnv ClosureEnv
cur (forall a b. (a -> b) -> [a] -> [b]
map forall a b. (a, b) -> a
fst [(Name, ForeignHValue)]
new_env)
in forall (m :: * -> *) a. Monad m => a -> m a
return LoaderState
pls{ closure_env :: ClosureEnv
closure_env = ClosureEnv
new }
showLoaderState :: Interp -> IO SDoc
showLoaderState :: Interp -> IO SDoc
showLoaderState Interp
interp = do
Maybe LoaderState
ls <- forall a. MVar a -> IO a
readMVar (Loader -> MVar (Maybe LoaderState)
loader_state (Interp -> Loader
interpLoader Interp
interp))
let docs :: [SDoc]
docs = case Maybe LoaderState
ls of
Maybe LoaderState
Nothing -> [ String -> SDoc
text String
"Loader not initialised"]
Just LoaderState
pls -> [ String -> SDoc
text String
"Pkgs:" SDoc -> SDoc -> SDoc
<+> forall a. Outputable a => a -> SDoc
ppr (LoaderState -> [UnitId]
pkgs_loaded LoaderState
pls)
, String -> SDoc
text String
"Objs:" SDoc -> SDoc -> SDoc
<+> forall a. Outputable a => a -> SDoc
ppr (LoaderState -> [Linkable]
objs_loaded LoaderState
pls)
, String -> SDoc
text String
"BCOs:" SDoc -> SDoc -> SDoc
<+> forall a. Outputable a => a -> SDoc
ppr (LoaderState -> [Linkable]
bcos_loaded LoaderState
pls)
]
forall (m :: * -> *) a. Monad m => a -> m a
return forall a b. (a -> b) -> a -> b
$ PprStyle -> SDoc -> SDoc
withPprStyle PprStyle
defaultDumpStyle
forall a b. (a -> b) -> a -> b
$ [SDoc] -> SDoc
vcat (String -> SDoc
text String
"----- Loader state -----"forall a. a -> [a] -> [a]
:[SDoc]
docs)
initLoaderState :: Interp -> HscEnv -> IO ()
initLoaderState :: Interp -> HscEnv -> IO ()
initLoaderState Interp
interp HscEnv
hsc_env = do
forall a. MVar a -> (a -> IO a) -> IO ()
modifyMVar_ (Loader -> MVar (Maybe LoaderState)
loader_state (Interp -> Loader
interpLoader Interp
interp)) forall a b. (a -> b) -> a -> b
$ \Maybe LoaderState
pls -> do
case Maybe LoaderState
pls of
Just LoaderState
_ -> forall (m :: * -> *) a. Monad m => a -> m a
return Maybe LoaderState
pls
Maybe LoaderState
Nothing -> forall a. a -> Maybe a
Just forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> Interp -> HscEnv -> IO LoaderState
reallyInitLoaderState Interp
interp HscEnv
hsc_env
reallyInitLoaderState :: Interp -> HscEnv -> IO LoaderState
reallyInitLoaderState :: Interp -> HscEnv -> IO LoaderState
reallyInitLoaderState Interp
interp HscEnv
hsc_env = do
let pls0 :: LoaderState
pls0 = LoaderState
emptyLoaderState
Interp -> IO ()
initObjLinker Interp
interp
LoaderState
pls <- Interp -> HscEnv -> [UnitId] -> LoaderState -> IO LoaderState
loadPackages' Interp
interp HscEnv
hsc_env (UnitState -> [UnitId]
preloadUnits (HscEnv -> UnitState
hsc_units HscEnv
hsc_env)) LoaderState
pls0
Interp -> HscEnv -> LoaderState -> IO LoaderState
loadCmdLineLibs' Interp
interp HscEnv
hsc_env LoaderState
pls
loadCmdLineLibs :: Interp -> HscEnv -> IO ()
loadCmdLineLibs :: Interp -> HscEnv -> IO ()
loadCmdLineLibs Interp
interp HscEnv
hsc_env = do
Interp -> HscEnv -> IO ()
initLoaderState Interp
interp HscEnv
hsc_env
Interp -> (LoaderState -> IO LoaderState) -> IO ()
modifyLoaderState_ Interp
interp forall a b. (a -> b) -> a -> b
$ \LoaderState
pls ->
Interp -> HscEnv -> LoaderState -> IO LoaderState
loadCmdLineLibs' Interp
interp HscEnv
hsc_env LoaderState
pls
loadCmdLineLibs'
:: Interp
-> HscEnv
-> LoaderState
-> IO LoaderState
loadCmdLineLibs' :: Interp -> HscEnv -> LoaderState -> IO LoaderState
loadCmdLineLibs' Interp
interp HscEnv
hsc_env LoaderState
pls =
do
let dflags :: DynFlags
dflags@(DynFlags { ldInputs :: DynFlags -> [Option]
ldInputs = [Option]
cmdline_ld_inputs
, libraryPaths :: DynFlags -> [String]
libraryPaths = [String]
lib_paths_base})
= HscEnv -> DynFlags
hsc_dflags HscEnv
hsc_env
let logger :: Logger
logger = HscEnv -> Logger
hsc_logger HscEnv
hsc_env
let minus_ls_1 :: [String]
minus_ls_1 = [ String
lib | Option (Char
'-':Char
'l':String
lib) <- [Option]
cmdline_ld_inputs ]
let platform :: Platform
platform = DynFlags -> Platform
targetPlatform DynFlags
dflags
os :: OS
os = Platform -> OS
platformOS Platform
platform
minus_ls :: [String]
minus_ls = case OS
os of
OS
OSMinGW32 -> String
"pthread" forall a. a -> [a] -> [a]
: [String]
minus_ls_1
OS
_ -> [String]
minus_ls_1
[String]
gcc_paths <- Logger -> DynFlags -> OS -> IO [String]
getGCCPaths Logger
logger DynFlags
dflags OS
os
[String]
lib_paths_env <- String -> [String] -> IO [String]
addEnvPaths String
"LIBRARY_PATH" [String]
lib_paths_base
Logger -> DynFlags -> String -> IO ()
maybePutStrLn Logger
logger DynFlags
dflags String
"Search directories (user):"
Logger -> DynFlags -> String -> IO ()
maybePutStr Logger
logger DynFlags
dflags ([String] -> String
unlines forall a b. (a -> b) -> a -> b
$ forall a b. (a -> b) -> [a] -> [b]
map (String
" "forall a. [a] -> [a] -> [a]
++) [String]
lib_paths_env)
Logger -> DynFlags -> String -> IO ()
maybePutStrLn Logger
logger DynFlags
dflags String
"Search directories (gcc):"
Logger -> DynFlags -> String -> IO ()
maybePutStr Logger
logger DynFlags
dflags ([String] -> String
unlines forall a b. (a -> b) -> a -> b
$ forall a b. (a -> b) -> [a] -> [b]
map (String
" "forall a. [a] -> [a] -> [a]
++) [String]
gcc_paths)
[LibrarySpec]
libspecs
<- forall (t :: * -> *) (m :: * -> *) a b.
(Traversable t, Monad m) =>
(a -> m b) -> t a -> m (t b)
mapM (Interp
-> HscEnv
-> Bool
-> [String]
-> [String]
-> String
-> IO LibrarySpec
locateLib Interp
interp HscEnv
hsc_env Bool
False [String]
lib_paths_env [String]
gcc_paths) [String]
minus_ls
[Maybe LibrarySpec]
classified_ld_inputs <- forall (t :: * -> *) (m :: * -> *) a b.
(Traversable t, Monad m) =>
(a -> m b) -> t a -> m (t b)
mapM (Logger -> DynFlags -> String -> IO (Maybe LibrarySpec)
classifyLdInput Logger
logger DynFlags
dflags)
[ String
f | FileOption String
_ String
f <- [Option]
cmdline_ld_inputs ]
let platform :: Platform
platform = DynFlags -> Platform
targetPlatform DynFlags
dflags
let ([String]
framework_paths, [String]
frameworks) =
if Platform -> Bool
platformUsesFrameworks Platform
platform
then (DynFlags -> [String]
frameworkPaths DynFlags
dflags, DynFlags -> [String]
cmdlineFrameworks DynFlags
dflags)
else ([],[])
let cmdline_lib_specs :: [LibrarySpec]
cmdline_lib_specs = forall a. [Maybe a] -> [a]
catMaybes [Maybe LibrarySpec]
classified_ld_inputs
forall a. [a] -> [a] -> [a]
++ [LibrarySpec]
libspecs
forall a. [a] -> [a] -> [a]
++ forall a b. (a -> b) -> [a] -> [b]
map String -> LibrarySpec
Framework [String]
frameworks
if forall (t :: * -> *) a. Foldable t => t a -> Bool
null [LibrarySpec]
cmdline_lib_specs
then forall (m :: * -> *) a. Monad m => a -> m a
return LoaderState
pls
else do
let all_paths :: [String]
all_paths = let paths :: [String]
paths = String -> String
takeDirectory (DynFlags -> String
pgm_c DynFlags
dflags)
forall a. a -> [a] -> [a]
: [String]
framework_paths
forall a. [a] -> [a] -> [a]
++ [String]
lib_paths_base
forall a. [a] -> [a] -> [a]
++ [ String -> String
takeDirectory String
dll | DLLPath String
dll <- [LibrarySpec]
libspecs ]
in forall a. Eq a => [a] -> [a]
nub forall a b. (a -> b) -> a -> b
$ forall a b. (a -> b) -> [a] -> [b]
map String -> String
normalise [String]
paths
let lib_paths :: [String]
lib_paths = forall a. Eq a => [a] -> [a]
nub forall a b. (a -> b) -> a -> b
$ [String]
lib_paths_base forall a. [a] -> [a] -> [a]
++ [String]
gcc_paths
[String]
all_paths_env <- String -> [String] -> IO [String]
addEnvPaths String
"LD_LIBRARY_PATH" [String]
all_paths
[Ptr ()]
pathCache <- forall (t :: * -> *) (m :: * -> *) a b.
(Traversable t, Monad m) =>
(a -> m b) -> t a -> m (t b)
mapM (Interp -> String -> IO (Ptr ())
addLibrarySearchPath Interp
interp) [String]
all_paths_env
let merged_specs :: [LibrarySpec]
merged_specs = [LibrarySpec] -> [LibrarySpec]
mergeStaticObjects [LibrarySpec]
cmdline_lib_specs
LoaderState
pls1 <- forall (t :: * -> *) (m :: * -> *) b a.
(Foldable t, Monad m) =>
(b -> a -> m b) -> b -> t a -> m b
foldM (Interp
-> HscEnv
-> [String]
-> [String]
-> LoaderState
-> LibrarySpec
-> IO LoaderState
preloadLib Interp
interp HscEnv
hsc_env [String]
lib_paths [String]
framework_paths) LoaderState
pls
[LibrarySpec]
merged_specs
Logger -> DynFlags -> String -> IO ()
maybePutStr Logger
logger DynFlags
dflags String
"final link ... "
SuccessFlag
ok <- Interp -> IO SuccessFlag
resolveObjs Interp
interp
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ (Interp -> Ptr () -> IO Bool
removeLibrarySearchPath Interp
interp) forall a b. (a -> b) -> a -> b
$ forall a. [a] -> [a]
reverse [Ptr ()]
pathCache
if SuccessFlag -> Bool
succeeded SuccessFlag
ok then Logger -> DynFlags -> String -> IO ()
maybePutStrLn Logger
logger DynFlags
dflags String
"done"
else forall a. GhcException -> IO a
throwGhcExceptionIO (String -> GhcException
ProgramError String
"linking extra libraries/objects failed")
forall (m :: * -> *) a. Monad m => a -> m a
return LoaderState
pls1
mergeStaticObjects :: [LibrarySpec] -> [LibrarySpec]
mergeStaticObjects :: [LibrarySpec] -> [LibrarySpec]
mergeStaticObjects [LibrarySpec]
specs = [String] -> [LibrarySpec] -> [LibrarySpec]
go [] [LibrarySpec]
specs
where
go :: [FilePath] -> [LibrarySpec] -> [LibrarySpec]
go :: [String] -> [LibrarySpec] -> [LibrarySpec]
go [String]
accum (Objects [String]
objs : [LibrarySpec]
rest) = [String] -> [LibrarySpec] -> [LibrarySpec]
go ([String]
objs forall a. [a] -> [a] -> [a]
++ [String]
accum) [LibrarySpec]
rest
go accum :: [String]
accum@(String
_:[String]
_) [LibrarySpec]
rest = [String] -> LibrarySpec
Objects (forall a. [a] -> [a]
reverse [String]
accum) forall a. a -> [a] -> [a]
: [String] -> [LibrarySpec] -> [LibrarySpec]
go [] [LibrarySpec]
rest
go [] (LibrarySpec
spec:[LibrarySpec]
rest) = LibrarySpec
spec forall a. a -> [a] -> [a]
: [String] -> [LibrarySpec] -> [LibrarySpec]
go [] [LibrarySpec]
rest
go [] [] = []
classifyLdInput :: Logger -> DynFlags -> FilePath -> IO (Maybe LibrarySpec)
classifyLdInput :: Logger -> DynFlags -> String -> IO (Maybe LibrarySpec)
classifyLdInput Logger
logger DynFlags
dflags String
f
| Platform -> String -> Bool
isObjectFilename Platform
platform String
f = forall (m :: * -> *) a. Monad m => a -> m a
return (forall a. a -> Maybe a
Just ([String] -> LibrarySpec
Objects [String
f]))
| Platform -> String -> Bool
isDynLibFilename Platform
platform String
f = forall (m :: * -> *) a. Monad m => a -> m a
return (forall a. a -> Maybe a
Just (String -> LibrarySpec
DLLPath String
f))
| Bool
otherwise = do
Logger -> LogAction
putLogMsg Logger
logger DynFlags
dflags WarnReason
NoReason Severity
SevInfo SrcSpan
noSrcSpan
forall a b. (a -> b) -> a -> b
$ PprStyle -> SDoc -> SDoc
withPprStyle PprStyle
defaultUserStyle
(String -> SDoc
text (String
"Warning: ignoring unrecognised input `" forall a. [a] -> [a] -> [a]
++ String
f forall a. [a] -> [a] -> [a]
++ String
"'"))
forall (m :: * -> *) a. Monad m => a -> m a
return forall a. Maybe a
Nothing
where platform :: Platform
platform = DynFlags -> Platform
targetPlatform DynFlags
dflags
preloadLib
:: Interp
-> HscEnv
-> [String]
-> [String]
-> LoaderState
-> LibrarySpec
-> IO LoaderState
preloadLib :: Interp
-> HscEnv
-> [String]
-> [String]
-> LoaderState
-> LibrarySpec
-> IO LoaderState
preloadLib Interp
interp HscEnv
hsc_env [String]
lib_paths [String]
framework_paths LoaderState
pls LibrarySpec
lib_spec = do
Logger -> DynFlags -> String -> IO ()
maybePutStr Logger
logger DynFlags
dflags (String
"Loading object " forall a. [a] -> [a] -> [a]
++ LibrarySpec -> String
showLS LibrarySpec
lib_spec forall a. [a] -> [a] -> [a]
++ String
" ... ")
case LibrarySpec
lib_spec of
Objects [String]
static_ishs -> do
(Bool
b, LoaderState
pls1) <- [String] -> [String] -> IO (Bool, LoaderState)
preload_statics [String]
lib_paths [String]
static_ishs
Logger -> DynFlags -> String -> IO ()
maybePutStrLn Logger
logger DynFlags
dflags (if Bool
b then String
"done" else String
"not found")
forall (m :: * -> *) a. Monad m => a -> m a
return LoaderState
pls1
Archive String
static_ish -> do
Bool
b <- [String] -> String -> IO Bool
preload_static_archive [String]
lib_paths String
static_ish
Logger -> DynFlags -> String -> IO ()
maybePutStrLn Logger
logger DynFlags
dflags (if Bool
b then String
"done" else String
"not found")
forall (m :: * -> *) a. Monad m => a -> m a
return LoaderState
pls
DLL String
dll_unadorned -> do
Maybe String
maybe_errstr <- Interp -> String -> IO (Maybe String)
loadDLL Interp
interp (Platform -> String -> String
platformSOName Platform
platform String
dll_unadorned)
case Maybe String
maybe_errstr of
Maybe String
Nothing -> Logger -> DynFlags -> String -> IO ()
maybePutStrLn Logger
logger DynFlags
dflags String
"done"
Just String
mm | Platform -> OS
platformOS Platform
platform forall a. Eq a => a -> a -> Bool
/= OS
OSDarwin ->
String -> [String] -> LibrarySpec -> IO ()
preloadFailed String
mm [String]
lib_paths LibrarySpec
lib_spec
Just String
mm | Bool
otherwise -> do
let libfile :: String
libfile = (String
"lib" forall a. [a] -> [a] -> [a]
++ String
dll_unadorned) String -> String -> String
<.> String
"so"
Maybe String
err2 <- Interp -> String -> IO (Maybe String)
loadDLL Interp
interp String
libfile
case Maybe String
err2 of
Maybe String
Nothing -> Logger -> DynFlags -> String -> IO ()
maybePutStrLn Logger
logger DynFlags
dflags String
"done"
Just String
_ -> String -> [String] -> LibrarySpec -> IO ()
preloadFailed String
mm [String]
lib_paths LibrarySpec
lib_spec
forall (m :: * -> *) a. Monad m => a -> m a
return LoaderState
pls
DLLPath String
dll_path -> do
do Maybe String
maybe_errstr <- Interp -> String -> IO (Maybe String)
loadDLL Interp
interp String
dll_path
case Maybe String
maybe_errstr of
Maybe String
Nothing -> Logger -> DynFlags -> String -> IO ()
maybePutStrLn Logger
logger DynFlags
dflags String
"done"
Just String
mm -> String -> [String] -> LibrarySpec -> IO ()
preloadFailed String
mm [String]
lib_paths LibrarySpec
lib_spec
forall (m :: * -> *) a. Monad m => a -> m a
return LoaderState
pls
Framework String
framework ->
if Platform -> Bool
platformUsesFrameworks (DynFlags -> Platform
targetPlatform DynFlags
dflags)
then do Maybe String
maybe_errstr <- Interp -> [String] -> String -> IO (Maybe String)
loadFramework Interp
interp [String]
framework_paths String
framework
case Maybe String
maybe_errstr of
Maybe String
Nothing -> Logger -> DynFlags -> String -> IO ()
maybePutStrLn Logger
logger DynFlags
dflags String
"done"
Just String
mm -> String -> [String] -> LibrarySpec -> IO ()
preloadFailed String
mm [String]
framework_paths LibrarySpec
lib_spec
forall (m :: * -> *) a. Monad m => a -> m a
return LoaderState
pls
else forall a. GhcException -> IO a
throwGhcExceptionIO (String -> GhcException
ProgramError String
"preloadLib Framework")
where
dflags :: DynFlags
dflags = HscEnv -> DynFlags
hsc_dflags HscEnv
hsc_env
logger :: Logger
logger = HscEnv -> Logger
hsc_logger HscEnv
hsc_env
platform :: Platform
platform = DynFlags -> Platform
targetPlatform DynFlags
dflags
preloadFailed :: String -> [String] -> LibrarySpec -> IO ()
preloadFailed :: String -> [String] -> LibrarySpec -> IO ()
preloadFailed String
sys_errmsg [String]
paths LibrarySpec
spec
= do Logger -> DynFlags -> String -> IO ()
maybePutStr Logger
logger DynFlags
dflags String
"failed.\n"
forall a. GhcException -> IO a
throwGhcExceptionIO forall a b. (a -> b) -> a -> b
$
String -> GhcException
CmdLineError (
String
"user specified .o/.so/.DLL could not be loaded ("
forall a. [a] -> [a] -> [a]
++ String
sys_errmsg forall a. [a] -> [a] -> [a]
++ String
")\nWhilst trying to load: "
forall a. [a] -> [a] -> [a]
++ LibrarySpec -> String
showLS LibrarySpec
spec forall a. [a] -> [a] -> [a]
++ String
"\nAdditional directories searched:"
forall a. [a] -> [a] -> [a]
++ (if forall (t :: * -> *) a. Foldable t => t a -> Bool
null [String]
paths then String
" (none)" else
forall a. [a] -> [[a]] -> [a]
intercalate String
"\n" (forall a b. (a -> b) -> [a] -> [b]
map (String
" "forall a. [a] -> [a] -> [a]
++) [String]
paths)))
preload_statics :: [String] -> [String] -> IO (Bool, LoaderState)
preload_statics [String]
_paths [String]
names
= do Bool
b <- forall (t :: * -> *). Foldable t => t Bool -> Bool
or forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> forall (t :: * -> *) (m :: * -> *) a b.
(Traversable t, Monad m) =>
(a -> m b) -> t a -> m (t b)
mapM String -> IO Bool
doesFileExist [String]
names
if Bool -> Bool
not Bool
b then forall (m :: * -> *) a. Monad m => a -> m a
return (Bool
False, LoaderState
pls)
else if Bool
hostIsDynamic
then do LoaderState
pls1 <- Interp -> HscEnv -> LoaderState -> [String] -> IO LoaderState
dynLoadObjs Interp
interp HscEnv
hsc_env LoaderState
pls [String]
names
forall (m :: * -> *) a. Monad m => a -> m a
return (Bool
True, LoaderState
pls1)
else do forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ (Interp -> String -> IO ()
loadObj Interp
interp) [String]
names
forall (m :: * -> *) a. Monad m => a -> m a
return (Bool
True, LoaderState
pls)
preload_static_archive :: [String] -> String -> IO Bool
preload_static_archive [String]
_paths String
name
= do Bool
b <- String -> IO Bool
doesFileExist String
name
if Bool -> Bool
not Bool
b then forall (m :: * -> *) a. Monad m => a -> m a
return Bool
False
else do if Bool
hostIsDynamic
then forall a. GhcException -> IO a
throwGhcExceptionIO forall a b. (a -> b) -> a -> b
$
String -> GhcException
CmdLineError String
dynamic_msg
else Interp -> String -> IO ()
loadArchive Interp
interp String
name
forall (m :: * -> *) a. Monad m => a -> m a
return Bool
True
where
dynamic_msg :: String
dynamic_msg = [String] -> String
unlines
[ String
"User-specified static library could not be loaded ("
forall a. [a] -> [a] -> [a]
++ String
name forall a. [a] -> [a] -> [a]
++ String
")"
, String
"Loading static libraries is not supported in this configuration."
, String
"Try using a dynamic library instead."
]
loadExpr :: Interp -> HscEnv -> SrcSpan -> UnlinkedBCO -> IO ForeignHValue
loadExpr :: Interp -> HscEnv -> SrcSpan -> UnlinkedBCO -> IO ForeignHValue
loadExpr Interp
interp HscEnv
hsc_env SrcSpan
span UnlinkedBCO
root_ul_bco = do
Interp -> HscEnv -> IO ()
initLoaderState Interp
interp HscEnv
hsc_env
forall a. Interp -> (LoaderState -> IO (LoaderState, a)) -> IO a
modifyLoaderState Interp
interp forall a b. (a -> b) -> a -> b
$ \LoaderState
pls0 -> do
(LoaderState
pls, SuccessFlag
ok) <- Interp
-> HscEnv
-> LoaderState
-> SrcSpan
-> [Module]
-> IO (LoaderState, SuccessFlag)
loadDependencies Interp
interp HscEnv
hsc_env LoaderState
pls0 SrcSpan
span [Module]
needed_mods
if SuccessFlag -> Bool
failed SuccessFlag
ok
then forall a. GhcException -> IO a
throwGhcExceptionIO (String -> GhcException
ProgramError String
"")
else do
let ie :: ItblEnv
ie = LoaderState -> ItblEnv
itbl_env LoaderState
pls
ce :: ClosureEnv
ce = LoaderState -> ClosureEnv
closure_env LoaderState
pls
let nobreakarray :: a
nobreakarray = forall a. HasCallStack => String -> a
error String
"no break array"
bco_ix :: NameEnv Int
bco_ix = forall a. [(Name, a)] -> NameEnv a
mkNameEnv [(UnlinkedBCO -> Name
unlinkedBCOName UnlinkedBCO
root_ul_bco, Int
0)]
ResolvedBCO
resolved <- Interp
-> ItblEnv
-> ClosureEnv
-> NameEnv Int
-> RemoteRef BreakArray
-> UnlinkedBCO
-> IO ResolvedBCO
linkBCO Interp
interp ItblEnv
ie ClosureEnv
ce NameEnv Int
bco_ix forall a. a
nobreakarray UnlinkedBCO
root_ul_bco
[HValueRef
root_hvref] <- Interp -> DynFlags -> [ResolvedBCO] -> IO [HValueRef]
createBCOs Interp
interp DynFlags
dflags [ResolvedBCO
resolved]
ForeignHValue
fhv <- forall a. Interp -> RemoteRef a -> IO (ForeignRef a)
mkFinalizedHValue Interp
interp HValueRef
root_hvref
forall (m :: * -> *) a. Monad m => a -> m a
return (LoaderState
pls, ForeignHValue
fhv)
where
dflags :: DynFlags
dflags = HscEnv -> DynFlags
hsc_dflags HscEnv
hsc_env
free_names :: [Name]
free_names = forall a. UniqDSet a -> [a]
uniqDSetToList (UnlinkedBCO -> UniqDSet Name
bcoFreeNames UnlinkedBCO
root_ul_bco)
needed_mods :: [Module]
needed_mods :: [Module]
needed_mods = [ HasDebugCallStack => Name -> Module
nameModule Name
n | Name
n <- [Name]
free_names,
Name -> Bool
isExternalName Name
n,
Bool -> Bool
not (Name -> Bool
isWiredInName Name
n)
]
dieWith :: DynFlags -> SrcSpan -> SDoc -> IO a
dieWith :: forall a. DynFlags -> SrcSpan -> SDoc -> IO a
dieWith DynFlags
dflags SrcSpan
span SDoc
msg = forall a. GhcException -> IO a
throwGhcExceptionIO (String -> GhcException
ProgramError (DynFlags -> SDoc -> String
showSDoc DynFlags
dflags (Severity -> SrcSpan -> SDoc -> SDoc
mkLocMessage Severity
SevFatal SrcSpan
span SDoc
msg)))
checkNonStdWay :: DynFlags -> Interp -> SrcSpan -> IO (Maybe FilePath)
checkNonStdWay :: DynFlags -> Interp -> SrcSpan -> IO (Maybe String)
checkNonStdWay DynFlags
dflags Interp
interp SrcSpan
srcspan
| ExternalInterp {} <- Interp -> InterpInstance
interpInstance Interp
interp = forall (m :: * -> *) a. Monad m => a -> m a
return forall a. Maybe a
Nothing
| Ways
hostFullWays forall a. Eq a => a -> a -> Bool
== Ways
targetFullWays = forall (m :: * -> *) a. Monad m => a -> m a
return forall a. Maybe a
Nothing
| DynFlags -> String
objectSuf DynFlags
dflags forall a. Eq a => a -> a -> Bool
== String
normalObjectSuffix Bool -> Bool -> Bool
&& Bool -> Bool
not (forall (t :: * -> *) a. Foldable t => t a -> Bool
null Ways
targetFullWays)
= DynFlags -> SrcSpan -> IO (Maybe String)
failNonStd DynFlags
dflags SrcSpan
srcspan
| Bool
otherwise = forall (m :: * -> *) a. Monad m => a -> m a
return (forall a. a -> Maybe a
Just (String
hostWayTag forall a. [a] -> [a] -> [a]
++ String
"o"))
where
targetFullWays :: Ways
targetFullWays = Ways -> Ways
fullWays (DynFlags -> Ways
ways DynFlags
dflags)
hostWayTag :: String
hostWayTag = case Ways -> String
waysTag Ways
hostFullWays of
String
"" -> String
""
String
tag -> String
tag forall a. [a] -> [a] -> [a]
++ String
"_"
normalObjectSuffix :: String
normalObjectSuffix :: String
normalObjectSuffix = Phase -> String
phaseInputExt Phase
StopLn
failNonStd :: DynFlags -> SrcSpan -> IO (Maybe FilePath)
failNonStd :: DynFlags -> SrcSpan -> IO (Maybe String)
failNonStd DynFlags
dflags SrcSpan
srcspan = forall a. DynFlags -> SrcSpan -> SDoc -> IO a
dieWith DynFlags
dflags SrcSpan
srcspan forall a b. (a -> b) -> a -> b
$
String -> SDoc
text String
"Cannot load" SDoc -> SDoc -> SDoc
<+> SDoc
compWay SDoc -> SDoc -> SDoc
<+>
String -> SDoc
text String
"objects when GHC is built" SDoc -> SDoc -> SDoc
<+> SDoc
ghciWay SDoc -> SDoc -> SDoc
$$
String -> SDoc
text String
"To fix this, either:" SDoc -> SDoc -> SDoc
$$
String -> SDoc
text String
" (1) Use -fexternal-interpreter, or" SDoc -> SDoc -> SDoc
$$
String -> SDoc
text String
" (2) Build the program twice: once" SDoc -> SDoc -> SDoc
<+>
SDoc
ghciWay SDoc -> SDoc -> SDoc
<> String -> SDoc
text String
", and then" SDoc -> SDoc -> SDoc
$$
String -> SDoc
text String
" with" SDoc -> SDoc -> SDoc
<+> SDoc
compWay SDoc -> SDoc -> SDoc
<+>
String -> SDoc
text String
"using -osuf to set a different object file suffix."
where compWay :: SDoc
compWay
| Way
WayDyn forall (t :: * -> *) a. (Foldable t, Eq a) => a -> t a -> Bool
`elem` DynFlags -> Ways
ways DynFlags
dflags = String -> SDoc
text String
"-dynamic"
| Way
WayProf forall (t :: * -> *) a. (Foldable t, Eq a) => a -> t a -> Bool
`elem` DynFlags -> Ways
ways DynFlags
dflags = String -> SDoc
text String
"-prof"
| Bool
otherwise = String -> SDoc
text String
"normal"
ghciWay :: SDoc
ghciWay
| Bool
hostIsDynamic = String -> SDoc
text String
"with -dynamic"
| Bool
hostIsProfiled = String -> SDoc
text String
"with -prof"
| Bool
otherwise = String -> SDoc
text String
"the normal way"
getLinkDeps :: HscEnv -> HomePackageTable
-> LoaderState
-> Maybe FilePath
-> SrcSpan
-> [Module]
-> IO ([Linkable], [UnitId])
getLinkDeps :: HscEnv
-> HomePackageTable
-> LoaderState
-> Maybe String
-> SrcSpan
-> [Module]
-> IO ([Linkable], [UnitId])
getLinkDeps HscEnv
hsc_env HomePackageTable
hpt LoaderState
pls Maybe String
replace_osuf SrcSpan
span [Module]
mods
= do {
; ([ModuleName]
mods_s, [UnitId]
pkgs_s) <- [Module]
-> UniqDSet ModuleName
-> UniqDSet UnitId
-> IO ([ModuleName], [UnitId])
follow_deps (forall a. (a -> Bool) -> [a] -> [a]
filterOut Module -> Bool
isInteractiveModule [Module]
mods)
forall a. UniqDSet a
emptyUniqDSet forall a. UniqDSet a
emptyUniqDSet;
; let {
mods_needed :: [ModuleName]
mods_needed = [ModuleName]
mods_s forall a. Ord a => [a] -> [a] -> [a]
`minusList` [ModuleName]
linked_mods ;
pkgs_needed :: [UnitId]
pkgs_needed = [UnitId]
pkgs_s forall a. Ord a => [a] -> [a] -> [a]
`minusList` LoaderState -> [UnitId]
pkgs_loaded LoaderState
pls ;
linked_mods :: [ModuleName]
linked_mods = forall a b. (a -> b) -> [a] -> [b]
map (forall unit. GenModule unit -> ModuleName
moduleNameforall b c a. (b -> c) -> (a -> b) -> a -> c
.Linkable -> Module
linkableModule)
(LoaderState -> [Linkable]
objs_loaded LoaderState
pls forall a. [a] -> [a] -> [a]
++ LoaderState -> [Linkable]
bcos_loaded LoaderState
pls) }
; let { osuf :: String
osuf = DynFlags -> String
objectSuf DynFlags
dflags }
; [Linkable]
lnks_needed <- forall (t :: * -> *) (m :: * -> *) a b.
(Traversable t, Monad m) =>
(a -> m b) -> t a -> m (t b)
mapM (String -> ModuleName -> IO Linkable
get_linkable String
osuf) [ModuleName]
mods_needed
; forall (m :: * -> *) a. Monad m => a -> m a
return ([Linkable]
lnks_needed, [UnitId]
pkgs_needed) }
where
dflags :: DynFlags
dflags = HscEnv -> DynFlags
hsc_dflags HscEnv
hsc_env
follow_deps :: [Module]
-> UniqDSet ModuleName
-> UniqDSet UnitId
-> IO ([ModuleName], [UnitId])
follow_deps :: [Module]
-> UniqDSet ModuleName
-> UniqDSet UnitId
-> IO ([ModuleName], [UnitId])
follow_deps [] UniqDSet ModuleName
acc_mods UniqDSet UnitId
acc_pkgs
= forall (m :: * -> *) a. Monad m => a -> m a
return (forall a. UniqDSet a -> [a]
uniqDSetToList UniqDSet ModuleName
acc_mods, forall a. UniqDSet a -> [a]
uniqDSetToList UniqDSet UnitId
acc_pkgs)
follow_deps (Module
mod:[Module]
mods) UniqDSet ModuleName
acc_mods UniqDSet UnitId
acc_pkgs
= do
MaybeErr SDoc ModIface
mb_iface <- forall a. SDoc -> HscEnv -> IfG a -> IO a
initIfaceCheck (String -> SDoc
text String
"getLinkDeps") HscEnv
hsc_env forall a b. (a -> b) -> a -> b
$
forall lcl.
SDoc -> Module -> WhereFrom -> IfM lcl (MaybeErr SDoc ModIface)
loadInterface SDoc
msg Module
mod (IsBootInterface -> WhereFrom
ImportByUser IsBootInterface
NotBoot)
ModIface
iface <- case MaybeErr SDoc ModIface
mb_iface of
Maybes.Failed SDoc
err -> forall a. GhcException -> IO a
throwGhcExceptionIO (String -> GhcException
ProgramError (DynFlags -> SDoc -> String
showSDoc DynFlags
dflags SDoc
err))
Maybes.Succeeded ModIface
iface -> forall (m :: * -> *) a. Monad m => a -> m a
return ModIface
iface
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (ModIface -> IsBootInterface
mi_boot ModIface
iface forall a. Eq a => a -> a -> Bool
== IsBootInterface
IsBoot) forall a b. (a -> b) -> a -> b
$ Module -> IO ()
link_boot_mod_error Module
mod
let
pkg :: GenUnit UnitId
pkg = forall unit. GenModule unit -> unit
moduleUnit Module
mod
deps :: Dependencies
deps = forall (phase :: ModIfacePhase). ModIface_ phase -> Dependencies
mi_deps ModIface
iface
home_unit :: HomeUnit
home_unit = HscEnv -> HomeUnit
hsc_home_unit HscEnv
hsc_env
pkg_deps :: [(UnitId, Bool)]
pkg_deps = Dependencies -> [(UnitId, Bool)]
dep_pkgs Dependencies
deps
([ModuleName]
boot_deps, [ModuleName]
mod_deps) = forall a b c. (a -> b -> c) -> b -> a -> c
flip forall a b c. (a -> Either b c) -> [a] -> ([b], [c])
partitionWith (Dependencies -> [ModuleNameWithIsBoot]
dep_mods Dependencies
deps) forall a b. (a -> b) -> a -> b
$
\ (GWIB { gwib_mod :: forall mod. GenWithIsBoot mod -> mod
gwib_mod = ModuleName
m, gwib_isBoot :: forall mod. GenWithIsBoot mod -> IsBootInterface
gwib_isBoot = IsBootInterface
is_boot }) ->
ModuleName
m forall a b. a -> (a -> b) -> b
& case IsBootInterface
is_boot of
IsBootInterface
IsBoot -> forall a b. a -> Either a b
Left
IsBootInterface
NotBoot -> forall a b. b -> Either a b
Right
boot_deps' :: [ModuleName]
boot_deps' = forall a. (a -> Bool) -> [a] -> [a]
filter (Bool -> Bool
not forall b c a. (b -> c) -> (a -> b) -> a -> c
. (forall a. Uniquable a => a -> UniqDSet a -> Bool
`elementOfUniqDSet` UniqDSet ModuleName
acc_mods)) [ModuleName]
boot_deps
acc_mods' :: UniqDSet ModuleName
acc_mods' = forall a. Uniquable a => UniqDSet a -> [a] -> UniqDSet a
addListToUniqDSet UniqDSet ModuleName
acc_mods (forall unit. GenModule unit -> ModuleName
moduleName Module
mod forall a. a -> [a] -> [a]
: [ModuleName]
mod_deps)
acc_pkgs' :: UniqDSet UnitId
acc_pkgs' = forall a. Uniquable a => UniqDSet a -> [a] -> UniqDSet a
addListToUniqDSet UniqDSet UnitId
acc_pkgs forall a b. (a -> b) -> a -> b
$ forall a b. (a -> b) -> [a] -> [b]
map forall a b. (a, b) -> a
fst [(UnitId, Bool)]
pkg_deps
if Bool -> Bool
not (HomeUnit -> GenUnit UnitId -> Bool
isHomeUnit HomeUnit
home_unit GenUnit UnitId
pkg)
then [Module]
-> UniqDSet ModuleName
-> UniqDSet UnitId
-> IO ([ModuleName], [UnitId])
follow_deps [Module]
mods UniqDSet ModuleName
acc_mods (forall a. Uniquable a => UniqDSet a -> a -> UniqDSet a
addOneToUniqDSet UniqDSet UnitId
acc_pkgs' (GenUnit UnitId -> UnitId
toUnitId GenUnit UnitId
pkg))
else [Module]
-> UniqDSet ModuleName
-> UniqDSet UnitId
-> IO ([ModuleName], [UnitId])
follow_deps (forall a b. (a -> b) -> [a] -> [b]
map (HomeUnit -> ModuleName -> Module
mkHomeModule HomeUnit
home_unit) [ModuleName]
boot_deps' forall a. [a] -> [a] -> [a]
++ [Module]
mods)
UniqDSet ModuleName
acc_mods' UniqDSet UnitId
acc_pkgs'
where
msg :: SDoc
msg = String -> SDoc
text String
"need to link module" SDoc -> SDoc -> SDoc
<+> forall a. Outputable a => a -> SDoc
ppr Module
mod SDoc -> SDoc -> SDoc
<+>
String -> SDoc
text String
"due to use of Template Haskell"
link_boot_mod_error :: Module -> IO ()
link_boot_mod_error Module
mod =
forall a. GhcException -> IO a
throwGhcExceptionIO (String -> GhcException
ProgramError (DynFlags -> SDoc -> String
showSDoc DynFlags
dflags (
String -> SDoc
text String
"module" SDoc -> SDoc -> SDoc
<+> forall a. Outputable a => a -> SDoc
ppr Module
mod SDoc -> SDoc -> SDoc
<+>
String -> SDoc
text String
"cannot be linked; it is only available as a boot module")))
no_obj :: Outputable a => a -> IO b
no_obj :: forall a b. Outputable a => a -> IO b
no_obj a
mod = forall a. DynFlags -> SrcSpan -> SDoc -> IO a
dieWith DynFlags
dflags SrcSpan
span forall a b. (a -> b) -> a -> b
$
String -> SDoc
text String
"cannot find object file for module " SDoc -> SDoc -> SDoc
<>
SDoc -> SDoc
quotes (forall a. Outputable a => a -> SDoc
ppr a
mod) SDoc -> SDoc -> SDoc
$$
SDoc
while_linking_expr
while_linking_expr :: SDoc
while_linking_expr = String -> SDoc
text String
"while linking an interpreted expression"
get_linkable :: String -> ModuleName -> IO Linkable
get_linkable String
osuf ModuleName
mod_name
| Just HomeModInfo
mod_info <- HomePackageTable -> ModuleName -> Maybe HomeModInfo
lookupHpt HomePackageTable
hpt ModuleName
mod_name
= Linkable -> IO Linkable
adjust_linkable (forall a. HasCallStack => String -> Maybe a -> a
Maybes.expectJust String
"getLinkDeps" (HomeModInfo -> Maybe Linkable
hm_linkable HomeModInfo
mod_info))
| Bool
otherwise
= do
FindResult
mb_stuff <- HscEnv -> ModuleName -> IO FindResult
findHomeModule HscEnv
hsc_env ModuleName
mod_name
case FindResult
mb_stuff of
Found ModLocation
loc Module
mod -> ModLocation -> Module -> IO Linkable
found ModLocation
loc Module
mod
FindResult
_ -> forall a b. Outputable a => a -> IO b
no_obj ModuleName
mod_name
where
found :: ModLocation -> Module -> IO Linkable
found ModLocation
loc Module
mod = do {
Maybe Linkable
mb_lnk <- Module -> ModLocation -> IO (Maybe Linkable)
findObjectLinkableMaybe Module
mod ModLocation
loc ;
case Maybe Linkable
mb_lnk of {
Maybe Linkable
Nothing -> forall a b. Outputable a => a -> IO b
no_obj Module
mod ;
Just Linkable
lnk -> Linkable -> IO Linkable
adjust_linkable Linkable
lnk
}}
adjust_linkable :: Linkable -> IO Linkable
adjust_linkable Linkable
lnk
| Just String
new_osuf <- Maybe String
replace_osuf = do
[Unlinked]
new_uls <- forall (t :: * -> *) (m :: * -> *) a b.
(Traversable t, Monad m) =>
(a -> m b) -> t a -> m (t b)
mapM (String -> Unlinked -> IO Unlinked
adjust_ul String
new_osuf)
(Linkable -> [Unlinked]
linkableUnlinked Linkable
lnk)
forall (m :: * -> *) a. Monad m => a -> m a
return Linkable
lnk{ linkableUnlinked :: [Unlinked]
linkableUnlinked=[Unlinked]
new_uls }
| Bool
otherwise =
forall (m :: * -> *) a. Monad m => a -> m a
return Linkable
lnk
adjust_ul :: String -> Unlinked -> IO Unlinked
adjust_ul String
new_osuf (DotO String
file) = do
MASSERT(osuf `isSuffixOf` file)
let file_base :: String
file_base = forall a. HasCallStack => Maybe a -> a
fromJust (String -> String -> Maybe String
stripExtension String
osuf String
file)
new_file :: String
new_file = String
file_base String -> String -> String
<.> String
new_osuf
Bool
ok <- String -> IO Bool
doesFileExist String
new_file
if (Bool -> Bool
not Bool
ok)
then forall a. DynFlags -> SrcSpan -> SDoc -> IO a
dieWith DynFlags
dflags SrcSpan
span forall a b. (a -> b) -> a -> b
$
String -> SDoc
text String
"cannot find object file "
SDoc -> SDoc -> SDoc
<> SDoc -> SDoc
quotes (String -> SDoc
text String
new_file) SDoc -> SDoc -> SDoc
$$ SDoc
while_linking_expr
else forall (m :: * -> *) a. Monad m => a -> m a
return (String -> Unlinked
DotO String
new_file)
adjust_ul String
_ (DotA String
fp) = forall a. String -> a
panic (String
"adjust_ul DotA " forall a. [a] -> [a] -> [a]
++ forall a. Show a => a -> String
show String
fp)
adjust_ul String
_ (DotDLL String
fp) = forall a. String -> a
panic (String
"adjust_ul DotDLL " forall a. [a] -> [a] -> [a]
++ forall a. Show a => a -> String
show String
fp)
adjust_ul String
_ l :: Unlinked
l@(BCOs {}) = forall (m :: * -> *) a. Monad m => a -> m a
return Unlinked
l
loadDecls :: Interp -> HscEnv -> SrcSpan -> CompiledByteCode -> IO [(Name, ForeignHValue)]
loadDecls :: Interp
-> HscEnv
-> SrcSpan
-> CompiledByteCode
-> IO [(Name, ForeignHValue)]
loadDecls Interp
interp HscEnv
hsc_env SrcSpan
span cbc :: CompiledByteCode
cbc@CompiledByteCode{[RemotePtr ()]
[FFIInfo]
[UnlinkedBCO]
Maybe ModBreaks
ItblEnv
bc_strs :: CompiledByteCode -> [RemotePtr ()]
bc_itbls :: CompiledByteCode -> ItblEnv
bc_ffis :: CompiledByteCode -> [FFIInfo]
bc_breaks :: CompiledByteCode -> Maybe ModBreaks
bc_bcos :: CompiledByteCode -> [UnlinkedBCO]
bc_breaks :: Maybe ModBreaks
bc_strs :: [RemotePtr ()]
bc_ffis :: [FFIInfo]
bc_itbls :: ItblEnv
bc_bcos :: [UnlinkedBCO]
..} = do
Interp -> HscEnv -> IO ()
initLoaderState Interp
interp HscEnv
hsc_env
forall a. Interp -> (LoaderState -> IO (LoaderState, a)) -> IO a
modifyLoaderState Interp
interp forall a b. (a -> b) -> a -> b
$ \LoaderState
pls0 -> do
(LoaderState
pls, SuccessFlag
ok) <- Interp
-> HscEnv
-> LoaderState
-> SrcSpan
-> [Module]
-> IO (LoaderState, SuccessFlag)
loadDependencies Interp
interp HscEnv
hsc_env LoaderState
pls0 SrcSpan
span [Module]
needed_mods
if SuccessFlag -> Bool
failed SuccessFlag
ok
then forall a. GhcException -> IO a
throwGhcExceptionIO (String -> GhcException
ProgramError String
"")
else do
let ie :: ItblEnv
ie = forall a. NameEnv a -> NameEnv a -> NameEnv a
plusNameEnv (LoaderState -> ItblEnv
itbl_env LoaderState
pls) ItblEnv
bc_itbls
ce :: ClosureEnv
ce = LoaderState -> ClosureEnv
closure_env LoaderState
pls
[(Name, HValueRef)]
new_bindings <- DynFlags
-> Interp
-> ItblEnv
-> ClosureEnv
-> [CompiledByteCode]
-> IO [(Name, HValueRef)]
linkSomeBCOs DynFlags
dflags Interp
interp ItblEnv
ie ClosureEnv
ce [CompiledByteCode
cbc]
[(Name, ForeignHValue)]
nms_fhvs <- Interp -> [(Name, HValueRef)] -> IO [(Name, ForeignHValue)]
makeForeignNamedHValueRefs Interp
interp [(Name, HValueRef)]
new_bindings
let pls2 :: LoaderState
pls2 = LoaderState
pls { closure_env :: ClosureEnv
closure_env = ClosureEnv -> [(Name, ForeignHValue)] -> ClosureEnv
extendClosureEnv ClosureEnv
ce [(Name, ForeignHValue)]
nms_fhvs
, itbl_env :: ItblEnv
itbl_env = ItblEnv
ie }
forall (m :: * -> *) a. Monad m => a -> m a
return (LoaderState
pls2, [(Name, ForeignHValue)]
nms_fhvs)
where
dflags :: DynFlags
dflags = HscEnv -> DynFlags
hsc_dflags HscEnv
hsc_env
free_names :: [Name]
free_names = forall a. UniqDSet a -> [a]
uniqDSetToList forall a b. (a -> b) -> a -> b
$
forall (t :: * -> *) a b.
Foldable t =>
(a -> b -> b) -> b -> t a -> b
foldr (forall a. UniqDSet a -> UniqDSet a -> UniqDSet a
unionUniqDSets forall b c a. (b -> c) -> (a -> b) -> a -> c
. UnlinkedBCO -> UniqDSet Name
bcoFreeNames) forall a. UniqDSet a
emptyUniqDSet [UnlinkedBCO]
bc_bcos
needed_mods :: [Module]
needed_mods :: [Module]
needed_mods = [ HasDebugCallStack => Name -> Module
nameModule Name
n | Name
n <- [Name]
free_names,
Name -> Bool
isExternalName Name
n,
Bool -> Bool
not (Name -> Bool
isWiredInName Name
n)
]
loadModule :: Interp -> HscEnv -> Module -> IO ()
loadModule :: Interp -> HscEnv -> Module -> IO ()
loadModule Interp
interp HscEnv
hsc_env Module
mod = do
Interp -> HscEnv -> IO ()
initLoaderState Interp
interp HscEnv
hsc_env
Interp -> (LoaderState -> IO LoaderState) -> IO ()
modifyLoaderState_ Interp
interp forall a b. (a -> b) -> a -> b
$ \LoaderState
pls -> do
(LoaderState
pls', SuccessFlag
ok) <- Interp
-> HscEnv
-> LoaderState
-> SrcSpan
-> [Module]
-> IO (LoaderState, SuccessFlag)
loadDependencies Interp
interp HscEnv
hsc_env LoaderState
pls SrcSpan
noSrcSpan [Module
mod]
if SuccessFlag -> Bool
failed SuccessFlag
ok
then forall a. GhcException -> IO a
throwGhcExceptionIO (String -> GhcException
ProgramError String
"could not load module")
else forall (m :: * -> *) a. Monad m => a -> m a
return LoaderState
pls'
loadModules :: Interp -> HscEnv -> LoaderState -> [Linkable] -> IO (LoaderState, SuccessFlag)
loadModules :: Interp
-> HscEnv
-> LoaderState
-> [Linkable]
-> IO (LoaderState, SuccessFlag)
loadModules Interp
interp HscEnv
hsc_env LoaderState
pls [Linkable]
linkables
= forall a. IO a -> IO a
mask_ forall a b. (a -> b) -> a -> b
$ do
let ([Linkable]
objs, [Linkable]
bcos) = forall a. (a -> Bool) -> [a] -> ([a], [a])
partition Linkable -> Bool
isObjectLinkable
(forall (t :: * -> *) a b. Foldable t => (a -> [b]) -> t a -> [b]
concatMap Linkable -> [Linkable]
partitionLinkable [Linkable]
linkables)
let dflags :: DynFlags
dflags = HscEnv -> DynFlags
hsc_dflags HscEnv
hsc_env
(LoaderState
pls1, SuccessFlag
ok_flag) <- Interp
-> HscEnv
-> LoaderState
-> [Linkable]
-> IO (LoaderState, SuccessFlag)
loadObjects Interp
interp HscEnv
hsc_env LoaderState
pls [Linkable]
objs
if SuccessFlag -> Bool
failed SuccessFlag
ok_flag then
forall (m :: * -> *) a. Monad m => a -> m a
return (LoaderState
pls1, SuccessFlag
Failed)
else do
LoaderState
pls2 <- DynFlags -> Interp -> LoaderState -> [Linkable] -> IO LoaderState
dynLinkBCOs DynFlags
dflags Interp
interp LoaderState
pls1 [Linkable]
bcos
forall (m :: * -> *) a. Monad m => a -> m a
return (LoaderState
pls2, SuccessFlag
Succeeded)
partitionLinkable :: Linkable -> [Linkable]
partitionLinkable :: Linkable -> [Linkable]
partitionLinkable Linkable
li
= let li_uls :: [Unlinked]
li_uls = Linkable -> [Unlinked]
linkableUnlinked Linkable
li
li_uls_obj :: [Unlinked]
li_uls_obj = forall a. (a -> Bool) -> [a] -> [a]
filter Unlinked -> Bool
isObject [Unlinked]
li_uls
li_uls_bco :: [Unlinked]
li_uls_bco = forall a. (a -> Bool) -> [a] -> [a]
filter Unlinked -> Bool
isInterpretable [Unlinked]
li_uls
in
case ([Unlinked]
li_uls_obj, [Unlinked]
li_uls_bco) of
(Unlinked
_:[Unlinked]
_, Unlinked
_:[Unlinked]
_) -> [Linkable
li {linkableUnlinked :: [Unlinked]
linkableUnlinked=[Unlinked]
li_uls_obj},
Linkable
li {linkableUnlinked :: [Unlinked]
linkableUnlinked=[Unlinked]
li_uls_bco}]
([Unlinked], [Unlinked])
_ -> [Linkable
li]
findModuleLinkable_maybe :: [Linkable] -> Module -> Maybe Linkable
findModuleLinkable_maybe :: [Linkable] -> Module -> Maybe Linkable
findModuleLinkable_maybe [Linkable]
lis Module
mod
= case [UTCTime -> Module -> [Unlinked] -> Linkable
LM UTCTime
time Module
nm [Unlinked]
us | LM UTCTime
time Module
nm [Unlinked]
us <- [Linkable]
lis, Module
nm forall a. Eq a => a -> a -> Bool
== Module
mod] of
[] -> forall a. Maybe a
Nothing
[Linkable
li] -> forall a. a -> Maybe a
Just Linkable
li
[Linkable]
_ -> forall a. HasCallStack => String -> SDoc -> a
pprPanic String
"findModuleLinkable" (forall a. Outputable a => a -> SDoc
ppr Module
mod)
linkableInSet :: Linkable -> [Linkable] -> Bool
linkableInSet :: Linkable -> [Linkable] -> Bool
linkableInSet Linkable
l [Linkable]
objs_loaded =
case [Linkable] -> Module -> Maybe Linkable
findModuleLinkable_maybe [Linkable]
objs_loaded (Linkable -> Module
linkableModule Linkable
l) of
Maybe Linkable
Nothing -> Bool
False
Just Linkable
m -> Linkable -> UTCTime
linkableTime Linkable
l forall a. Eq a => a -> a -> Bool
== Linkable -> UTCTime
linkableTime Linkable
m
loadObjects
:: Interp
-> HscEnv
-> LoaderState
-> [Linkable]
-> IO (LoaderState, SuccessFlag)
loadObjects :: Interp
-> HscEnv
-> LoaderState
-> [Linkable]
-> IO (LoaderState, SuccessFlag)
loadObjects Interp
interp HscEnv
hsc_env LoaderState
pls [Linkable]
objs = do
let ([Linkable]
objs_loaded', [Linkable]
new_objs) = [Linkable] -> [Linkable] -> ([Linkable], [Linkable])
rmDupLinkables (LoaderState -> [Linkable]
objs_loaded LoaderState
pls) [Linkable]
objs
pls1 :: LoaderState
pls1 = LoaderState
pls { objs_loaded :: [Linkable]
objs_loaded = [Linkable]
objs_loaded' }
unlinkeds :: [Unlinked]
unlinkeds = forall (t :: * -> *) a b. Foldable t => (a -> [b]) -> t a -> [b]
concatMap Linkable -> [Unlinked]
linkableUnlinked [Linkable]
new_objs
wanted_objs :: [String]
wanted_objs = forall a b. (a -> b) -> [a] -> [b]
map Unlinked -> String
nameOfObject [Unlinked]
unlinkeds
if Interp -> Bool
interpreterDynamic Interp
interp
then do LoaderState
pls2 <- Interp -> HscEnv -> LoaderState -> [String] -> IO LoaderState
dynLoadObjs Interp
interp HscEnv
hsc_env LoaderState
pls1 [String]
wanted_objs
forall (m :: * -> *) a. Monad m => a -> m a
return (LoaderState
pls2, SuccessFlag
Succeeded)
else do forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ (Interp -> String -> IO ()
loadObj Interp
interp) [String]
wanted_objs
SuccessFlag
ok <- Interp -> IO SuccessFlag
resolveObjs Interp
interp
if SuccessFlag -> Bool
succeeded SuccessFlag
ok then
forall (m :: * -> *) a. Monad m => a -> m a
return (LoaderState
pls1, SuccessFlag
Succeeded)
else do
LoaderState
pls2 <- Interp -> [Linkable] -> LoaderState -> IO LoaderState
unload_wkr Interp
interp [] LoaderState
pls1
forall (m :: * -> *) a. Monad m => a -> m a
return (LoaderState
pls2, SuccessFlag
Failed)
dynLoadObjs :: Interp -> HscEnv -> LoaderState -> [FilePath] -> IO LoaderState
dynLoadObjs :: Interp -> HscEnv -> LoaderState -> [String] -> IO LoaderState
dynLoadObjs Interp
_ HscEnv
_ LoaderState
pls [] = forall (m :: * -> *) a. Monad m => a -> m a
return LoaderState
pls
dynLoadObjs Interp
interp HscEnv
hsc_env pls :: LoaderState
pls@LoaderState{[(String, String)]
[UnitId]
[Linkable]
ClosureEnv
ItblEnv
temp_sos :: [(String, String)]
pkgs_loaded :: [UnitId]
objs_loaded :: [Linkable]
bcos_loaded :: [Linkable]
itbl_env :: ItblEnv
closure_env :: ClosureEnv
temp_sos :: LoaderState -> [(String, String)]
objs_loaded :: LoaderState -> [Linkable]
bcos_loaded :: LoaderState -> [Linkable]
pkgs_loaded :: LoaderState -> [UnitId]
itbl_env :: LoaderState -> ItblEnv
closure_env :: LoaderState -> ClosureEnv
..} [String]
objs = do
let unit_env :: UnitEnv
unit_env = HscEnv -> UnitEnv
hsc_unit_env HscEnv
hsc_env
let dflags :: DynFlags
dflags = HscEnv -> DynFlags
hsc_dflags HscEnv
hsc_env
let logger :: Logger
logger = HscEnv -> Logger
hsc_logger HscEnv
hsc_env
let tmpfs :: TmpFs
tmpfs = HscEnv -> TmpFs
hsc_tmpfs HscEnv
hsc_env
let platform :: Platform
platform = UnitEnv -> Platform
ue_platform UnitEnv
unit_env
let minus_ls :: [String]
minus_ls = [ String
lib | Option (Char
'-':Char
'l':String
lib) <- DynFlags -> [Option]
ldInputs DynFlags
dflags ]
let minus_big_ls :: [String]
minus_big_ls = [ String
lib | Option (Char
'-':Char
'L':String
lib) <- DynFlags -> [Option]
ldInputs DynFlags
dflags ]
(String
soFile, String
libPath , String
libName) <-
Logger
-> TmpFs
-> DynFlags
-> TempFileLifetime
-> String
-> IO (String, String, String)
newTempLibName Logger
logger TmpFs
tmpfs DynFlags
dflags TempFileLifetime
TFL_CurrentModule (Platform -> String
platformSOExt Platform
platform)
let
dflags2 :: DynFlags
dflags2 = DynFlags
dflags {
ldInputs :: [Option]
ldInputs =
forall (t :: * -> *) a b. Foldable t => (a -> [b]) -> t a -> [b]
concatMap (\String
l -> [ String -> Option
Option (String
"-l" forall a. [a] -> [a] -> [a]
++ String
l) ])
(forall a. Eq a => [a] -> [a]
nub forall a b. (a -> b) -> a -> b
$ forall a b. (a, b) -> b
snd forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> [(String, String)]
temp_sos)
forall a. [a] -> [a] -> [a]
++ forall (t :: * -> *) a b. Foldable t => (a -> [b]) -> t a -> [b]
concatMap (\String
lp -> String -> Option
Option (String
"-L" forall a. [a] -> [a] -> [a]
++ String
lp)
forall a. a -> [a] -> [a]
: if DynFlags -> OS -> Bool
useXLinkerRPath DynFlags
dflags (Platform -> OS
platformOS Platform
platform)
then [ String -> Option
Option String
"-Xlinker"
, String -> Option
Option String
"-rpath"
, String -> Option
Option String
"-Xlinker"
, String -> Option
Option String
lp ]
else [])
(forall a. Eq a => [a] -> [a]
nub forall a b. (a -> b) -> a -> b
$ forall a b. (a, b) -> a
fst forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> [(String, String)]
temp_sos)
forall a. [a] -> [a] -> [a]
++ forall (t :: * -> *) a b. Foldable t => (a -> [b]) -> t a -> [b]
concatMap
(\String
lp -> String -> Option
Option (String
"-L" forall a. [a] -> [a] -> [a]
++ String
lp)
forall a. a -> [a] -> [a]
: if DynFlags -> OS -> Bool
useXLinkerRPath DynFlags
dflags (Platform -> OS
platformOS Platform
platform)
then [ String -> Option
Option String
"-Xlinker"
, String -> Option
Option String
"-rpath"
, String -> Option
Option String
"-Xlinker"
, String -> Option
Option String
lp ]
else [])
[String]
minus_big_ls
forall a. [a] -> [a] -> [a]
++ forall a b. (a -> b) -> [a] -> [b]
map (\String
l -> String -> Option
Option (String
"-l" forall a. [a] -> [a] -> [a]
++ String
l)) [String]
minus_ls,
targetWays_ :: Ways
targetWays_ = forall a. a -> Set a
Set.singleton Way
WayDyn,
outputFile_ :: Maybe String
outputFile_ = forall a. a -> Maybe a
Just String
soFile
}
Logger
-> TmpFs -> DynFlags -> UnitEnv -> [String] -> [UnitId] -> IO ()
linkDynLib Logger
logger TmpFs
tmpfs DynFlags
dflags2 UnitEnv
unit_env [String]
objs [UnitId]
pkgs_loaded
TmpFs -> TempFileLifetime -> [String] -> IO ()
changeTempFilesLifetime TmpFs
tmpfs TempFileLifetime
TFL_GhcSession [String
soFile]
Maybe String
m <- Interp -> String -> IO (Maybe String)
loadDLL Interp
interp String
soFile
case Maybe String
m of
Maybe String
Nothing -> forall (m :: * -> *) a. Monad m => a -> m a
return forall a b. (a -> b) -> a -> b
$! LoaderState
pls { temp_sos :: [(String, String)]
temp_sos = (String
libPath, String
libName) forall a. a -> [a] -> [a]
: [(String, String)]
temp_sos }
Just String
err -> forall a. String -> String -> IO a
linkFail String
msg String
err
where
msg :: String
msg = String
"GHC.Linker.Loader.dynLoadObjs: Loading temp shared object failed"
rmDupLinkables :: [Linkable]
-> [Linkable]
-> ([Linkable],
[Linkable])
rmDupLinkables :: [Linkable] -> [Linkable] -> ([Linkable], [Linkable])
rmDupLinkables [Linkable]
already [Linkable]
ls
= [Linkable] -> [Linkable] -> [Linkable] -> ([Linkable], [Linkable])
go [Linkable]
already [] [Linkable]
ls
where
go :: [Linkable] -> [Linkable] -> [Linkable] -> ([Linkable], [Linkable])
go [Linkable]
already [Linkable]
extras [] = ([Linkable]
already, [Linkable]
extras)
go [Linkable]
already [Linkable]
extras (Linkable
l:[Linkable]
ls)
| Linkable -> [Linkable] -> Bool
linkableInSet Linkable
l [Linkable]
already = [Linkable] -> [Linkable] -> [Linkable] -> ([Linkable], [Linkable])
go [Linkable]
already [Linkable]
extras [Linkable]
ls
| Bool
otherwise = [Linkable] -> [Linkable] -> [Linkable] -> ([Linkable], [Linkable])
go (Linkable
lforall a. a -> [a] -> [a]
:[Linkable]
already) (Linkable
lforall a. a -> [a] -> [a]
:[Linkable]
extras) [Linkable]
ls
dynLinkBCOs :: DynFlags -> Interp -> LoaderState -> [Linkable] -> IO LoaderState
dynLinkBCOs :: DynFlags -> Interp -> LoaderState -> [Linkable] -> IO LoaderState
dynLinkBCOs DynFlags
dflags Interp
interp LoaderState
pls [Linkable]
bcos = do
let ([Linkable]
bcos_loaded', [Linkable]
new_bcos) = [Linkable] -> [Linkable] -> ([Linkable], [Linkable])
rmDupLinkables (LoaderState -> [Linkable]
bcos_loaded LoaderState
pls) [Linkable]
bcos
pls1 :: LoaderState
pls1 = LoaderState
pls { bcos_loaded :: [Linkable]
bcos_loaded = [Linkable]
bcos_loaded' }
unlinkeds :: [Unlinked]
unlinkeds :: [Unlinked]
unlinkeds = forall (t :: * -> *) a b. Foldable t => (a -> [b]) -> t a -> [b]
concatMap Linkable -> [Unlinked]
linkableUnlinked [Linkable]
new_bcos
cbcs :: [CompiledByteCode]
cbcs :: [CompiledByteCode]
cbcs = forall a b. (a -> b) -> [a] -> [b]
map Unlinked -> CompiledByteCode
byteCodeOfObject [Unlinked]
unlinkeds
ies :: [ItblEnv]
ies = forall a b. (a -> b) -> [a] -> [b]
map CompiledByteCode -> ItblEnv
bc_itbls [CompiledByteCode]
cbcs
gce :: ClosureEnv
gce = LoaderState -> ClosureEnv
closure_env LoaderState
pls
final_ie :: ItblEnv
final_ie = forall (t :: * -> *) a b.
Foldable t =>
(a -> b -> b) -> b -> t a -> b
foldr forall a. NameEnv a -> NameEnv a -> NameEnv a
plusNameEnv (LoaderState -> ItblEnv
itbl_env LoaderState
pls) [ItblEnv]
ies
[(Name, HValueRef)]
names_and_refs <- DynFlags
-> Interp
-> ItblEnv
-> ClosureEnv
-> [CompiledByteCode]
-> IO [(Name, HValueRef)]
linkSomeBCOs DynFlags
dflags Interp
interp ItblEnv
final_ie ClosureEnv
gce [CompiledByteCode]
cbcs
let ([(Name, HValueRef)]
to_add, [(Name, HValueRef)]
to_drop) = forall a. (a -> Bool) -> [a] -> ([a], [a])
partition (Name -> Bool
isExternalNameforall b c a. (b -> c) -> (a -> b) -> a -> c
.forall a b. (a, b) -> a
fst) [(Name, HValueRef)]
names_and_refs
Interp -> [HValueRef] -> IO ()
freeHValueRefs Interp
interp (forall a b. (a -> b) -> [a] -> [b]
map forall a b. (a, b) -> b
snd [(Name, HValueRef)]
to_drop)
[(Name, ForeignHValue)]
new_binds <- Interp -> [(Name, HValueRef)] -> IO [(Name, ForeignHValue)]
makeForeignNamedHValueRefs Interp
interp [(Name, HValueRef)]
to_add
forall (m :: * -> *) a. Monad m => a -> m a
return LoaderState
pls1 { closure_env :: ClosureEnv
closure_env = ClosureEnv -> [(Name, ForeignHValue)] -> ClosureEnv
extendClosureEnv ClosureEnv
gce [(Name, ForeignHValue)]
new_binds,
itbl_env :: ItblEnv
itbl_env = ItblEnv
final_ie }
linkSomeBCOs :: DynFlags
-> Interp
-> ItblEnv
-> ClosureEnv
-> [CompiledByteCode]
-> IO [(Name,HValueRef)]
linkSomeBCOs :: DynFlags
-> Interp
-> ItblEnv
-> ClosureEnv
-> [CompiledByteCode]
-> IO [(Name, HValueRef)]
linkSomeBCOs DynFlags
dflags Interp
interp ItblEnv
ie ClosureEnv
ce [CompiledByteCode]
mods = forall (t :: * -> *) a b.
Foldable t =>
(a -> b -> b) -> b -> t a -> b
foldr forall {b}.
CompiledByteCode
-> ([(RemoteRef BreakArray, [UnlinkedBCO])] -> IO b)
-> [(RemoteRef BreakArray, [UnlinkedBCO])]
-> IO b
fun [(RemoteRef BreakArray, [UnlinkedBCO])] -> IO [(Name, HValueRef)]
do_link [CompiledByteCode]
mods []
where
fun :: CompiledByteCode
-> ([(RemoteRef BreakArray, [UnlinkedBCO])] -> IO b)
-> [(RemoteRef BreakArray, [UnlinkedBCO])]
-> IO b
fun CompiledByteCode{[RemotePtr ()]
[FFIInfo]
[UnlinkedBCO]
Maybe ModBreaks
ItblEnv
bc_breaks :: Maybe ModBreaks
bc_strs :: [RemotePtr ()]
bc_ffis :: [FFIInfo]
bc_itbls :: ItblEnv
bc_bcos :: [UnlinkedBCO]
bc_strs :: CompiledByteCode -> [RemotePtr ()]
bc_itbls :: CompiledByteCode -> ItblEnv
bc_ffis :: CompiledByteCode -> [FFIInfo]
bc_breaks :: CompiledByteCode -> Maybe ModBreaks
bc_bcos :: CompiledByteCode -> [UnlinkedBCO]
..} [(RemoteRef BreakArray, [UnlinkedBCO])] -> IO b
inner [(RemoteRef BreakArray, [UnlinkedBCO])]
accum =
case Maybe ModBreaks
bc_breaks of
Maybe ModBreaks
Nothing -> [(RemoteRef BreakArray, [UnlinkedBCO])] -> IO b
inner ((forall a. String -> a
panic String
"linkSomeBCOs: no break array", [UnlinkedBCO]
bc_bcos) forall a. a -> [a] -> [a]
: [(RemoteRef BreakArray, [UnlinkedBCO])]
accum)
Just ModBreaks
mb -> forall a b. ForeignRef a -> (RemoteRef a -> IO b) -> IO b
withForeignRef (ModBreaks -> ForeignRef BreakArray
modBreaks_flags ModBreaks
mb) forall a b. (a -> b) -> a -> b
$ \RemoteRef BreakArray
breakarray ->
[(RemoteRef BreakArray, [UnlinkedBCO])] -> IO b
inner ((RemoteRef BreakArray
breakarray, [UnlinkedBCO]
bc_bcos) forall a. a -> [a] -> [a]
: [(RemoteRef BreakArray, [UnlinkedBCO])]
accum)
do_link :: [(RemoteRef BreakArray, [UnlinkedBCO])] -> IO [(Name, HValueRef)]
do_link [] = forall (m :: * -> *) a. Monad m => a -> m a
return []
do_link [(RemoteRef BreakArray, [UnlinkedBCO])]
mods = do
let flat :: [(RemoteRef BreakArray, UnlinkedBCO)]
flat = [ (RemoteRef BreakArray
breakarray, UnlinkedBCO
bco) | (RemoteRef BreakArray
breakarray, [UnlinkedBCO]
bcos) <- [(RemoteRef BreakArray, [UnlinkedBCO])]
mods, UnlinkedBCO
bco <- [UnlinkedBCO]
bcos ]
names :: [Name]
names = forall a b. (a -> b) -> [a] -> [b]
map (UnlinkedBCO -> Name
unlinkedBCOName forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall a b. (a, b) -> b
snd) [(RemoteRef BreakArray, UnlinkedBCO)]
flat
bco_ix :: NameEnv Int
bco_ix = forall a. [(Name, a)] -> NameEnv a
mkNameEnv (forall a b. [a] -> [b] -> [(a, b)]
zip [Name]
names [Int
0..])
[ResolvedBCO]
resolved <- forall (t :: * -> *) (m :: * -> *) a.
(Traversable t, Monad m) =>
t (m a) -> m (t a)
sequence [ Interp
-> ItblEnv
-> ClosureEnv
-> NameEnv Int
-> RemoteRef BreakArray
-> UnlinkedBCO
-> IO ResolvedBCO
linkBCO Interp
interp ItblEnv
ie ClosureEnv
ce NameEnv Int
bco_ix RemoteRef BreakArray
breakarray UnlinkedBCO
bco
| (RemoteRef BreakArray
breakarray, UnlinkedBCO
bco) <- [(RemoteRef BreakArray, UnlinkedBCO)]
flat ]
[HValueRef]
hvrefs <- Interp -> DynFlags -> [ResolvedBCO] -> IO [HValueRef]
createBCOs Interp
interp DynFlags
dflags [ResolvedBCO]
resolved
forall (m :: * -> *) a. Monad m => a -> m a
return (forall a b. [a] -> [b] -> [(a, b)]
zip [Name]
names [HValueRef]
hvrefs)
makeForeignNamedHValueRefs
:: Interp -> [(Name,HValueRef)] -> IO [(Name,ForeignHValue)]
makeForeignNamedHValueRefs :: Interp -> [(Name, HValueRef)] -> IO [(Name, ForeignHValue)]
makeForeignNamedHValueRefs Interp
interp [(Name, HValueRef)]
bindings =
forall (t :: * -> *) (m :: * -> *) a b.
(Traversable t, Monad m) =>
(a -> m b) -> t a -> m (t b)
mapM (\(Name
n, HValueRef
hvref) -> (Name
n,) forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> forall a. Interp -> RemoteRef a -> IO (ForeignRef a)
mkFinalizedHValue Interp
interp HValueRef
hvref) [(Name, HValueRef)]
bindings
unload
:: Interp
-> HscEnv
-> [Linkable]
-> IO ()
unload :: Interp -> HscEnv -> [Linkable] -> IO ()
unload Interp
interp HscEnv
hsc_env [Linkable]
linkables
= forall a. IO a -> IO a
mask_ forall a b. (a -> b) -> a -> b
$ do
Interp -> HscEnv -> IO ()
initLoaderState Interp
interp HscEnv
hsc_env
LoaderState
new_pls
<- forall a. Interp -> (LoaderState -> IO (LoaderState, a)) -> IO a
modifyLoaderState Interp
interp forall a b. (a -> b) -> a -> b
$ \LoaderState
pls -> do
LoaderState
pls1 <- Interp -> [Linkable] -> LoaderState -> IO LoaderState
unload_wkr Interp
interp [Linkable]
linkables LoaderState
pls
forall (m :: * -> *) a. Monad m => a -> m a
return (LoaderState
pls1, LoaderState
pls1)
let dflags :: DynFlags
dflags = HscEnv -> DynFlags
hsc_dflags HscEnv
hsc_env
let logger :: Logger
logger = HscEnv -> Logger
hsc_logger HscEnv
hsc_env
Logger -> DynFlags -> Int -> SDoc -> IO ()
debugTraceMsg Logger
logger DynFlags
dflags Int
3 forall a b. (a -> b) -> a -> b
$
String -> SDoc
text String
"unload: retaining objs" SDoc -> SDoc -> SDoc
<+> forall a. Outputable a => a -> SDoc
ppr (LoaderState -> [Linkable]
objs_loaded LoaderState
new_pls)
Logger -> DynFlags -> Int -> SDoc -> IO ()
debugTraceMsg Logger
logger DynFlags
dflags Int
3 forall a b. (a -> b) -> a -> b
$
String -> SDoc
text String
"unload: retaining bcos" SDoc -> SDoc -> SDoc
<+> forall a. Outputable a => a -> SDoc
ppr (LoaderState -> [Linkable]
bcos_loaded LoaderState
new_pls)
forall (m :: * -> *) a. Monad m => a -> m a
return ()
unload_wkr
:: Interp
-> [Linkable]
-> LoaderState
-> IO LoaderState
unload_wkr :: Interp -> [Linkable] -> LoaderState -> IO LoaderState
unload_wkr Interp
interp [Linkable]
keep_linkables pls :: LoaderState
pls@LoaderState{[(String, String)]
[UnitId]
[Linkable]
ClosureEnv
ItblEnv
temp_sos :: [(String, String)]
pkgs_loaded :: [UnitId]
objs_loaded :: [Linkable]
bcos_loaded :: [Linkable]
itbl_env :: ItblEnv
closure_env :: ClosureEnv
temp_sos :: LoaderState -> [(String, String)]
objs_loaded :: LoaderState -> [Linkable]
bcos_loaded :: LoaderState -> [Linkable]
pkgs_loaded :: LoaderState -> [UnitId]
itbl_env :: LoaderState -> ItblEnv
closure_env :: LoaderState -> ClosureEnv
..} = do
let ([Linkable]
objs_to_keep, [Linkable]
bcos_to_keep) = forall a. (a -> Bool) -> [a] -> ([a], [a])
partition Linkable -> Bool
isObjectLinkable [Linkable]
keep_linkables
discard :: [Linkable] -> Linkable -> Bool
discard [Linkable]
keep Linkable
l = Bool -> Bool
not (Linkable -> [Linkable] -> Bool
linkableInSet Linkable
l [Linkable]
keep)
([Linkable]
objs_to_unload, [Linkable]
remaining_objs_loaded) =
forall a. (a -> Bool) -> [a] -> ([a], [a])
partition ([Linkable] -> Linkable -> Bool
discard [Linkable]
objs_to_keep) [Linkable]
objs_loaded
([Linkable]
bcos_to_unload, [Linkable]
remaining_bcos_loaded) =
forall a. (a -> Bool) -> [a] -> ([a], [a])
partition ([Linkable] -> Linkable -> Bool
discard [Linkable]
bcos_to_keep) [Linkable]
bcos_loaded
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ Linkable -> IO ()
unloadObjs [Linkable]
objs_to_unload
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ Linkable -> IO ()
unloadObjs [Linkable]
bcos_to_unload
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (Bool -> Bool
not (forall (t :: * -> *) a. Foldable t => t a -> Bool
null ([Linkable]
objs_to_unload forall a. [a] -> [a] -> [a]
++
forall a. (a -> Bool) -> [a] -> [a]
filter (Bool -> Bool
not forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall (t :: * -> *) a. Foldable t => t a -> Bool
null forall b c a. (b -> c) -> (a -> b) -> a -> c
. Linkable -> [String]
linkableObjs) [Linkable]
bcos_to_unload))) forall a b. (a -> b) -> a -> b
$
Interp -> IO ()
purgeLookupSymbolCache Interp
interp
let !bcos_retained :: ModuleSet
bcos_retained = [Module] -> ModuleSet
mkModuleSet forall a b. (a -> b) -> a -> b
$ forall a b. (a -> b) -> [a] -> [b]
map Linkable -> Module
linkableModule [Linkable]
remaining_bcos_loaded
keep_name :: (Name, a) -> Bool
keep_name :: forall a. (Name, a) -> Bool
keep_name (Name
n,a
_) = Name -> Bool
isExternalName Name
n Bool -> Bool -> Bool
&&
HasDebugCallStack => Name -> Module
nameModule Name
n Module -> ModuleSet -> Bool
`elemModuleSet` ModuleSet
bcos_retained
itbl_env' :: ItblEnv
itbl_env' = forall elt. (elt -> Bool) -> NameEnv elt -> NameEnv elt
filterNameEnv forall a. (Name, a) -> Bool
keep_name ItblEnv
itbl_env
closure_env' :: ClosureEnv
closure_env' = forall elt. (elt -> Bool) -> NameEnv elt -> NameEnv elt
filterNameEnv forall a. (Name, a) -> Bool
keep_name ClosureEnv
closure_env
!new_pls :: LoaderState
new_pls = LoaderState
pls { itbl_env :: ItblEnv
itbl_env = ItblEnv
itbl_env',
closure_env :: ClosureEnv
closure_env = ClosureEnv
closure_env',
bcos_loaded :: [Linkable]
bcos_loaded = [Linkable]
remaining_bcos_loaded,
objs_loaded :: [Linkable]
objs_loaded = [Linkable]
remaining_objs_loaded }
forall (m :: * -> *) a. Monad m => a -> m a
return LoaderState
new_pls
where
unloadObjs :: Linkable -> IO ()
unloadObjs :: Linkable -> IO ()
unloadObjs Linkable
lnk
| Bool
isWindowsHost = forall (m :: * -> *) a. Monad m => a -> m a
return ()
| Bool
hostIsDynamic = forall (m :: * -> *) a. Monad m => a -> m a
return ()
| Bool
otherwise
= forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ (Interp -> String -> IO ()
unloadObj Interp
interp) [String
f | DotO String
f <- Linkable -> [Unlinked]
linkableUnlinked Linkable
lnk]
data LibrarySpec
= Objects [FilePath]
| Archive FilePath
| DLL String
| DLLPath FilePath
| Framework String
instance Outputable LibrarySpec where
ppr :: LibrarySpec -> SDoc
ppr (Objects [String]
objs) = String -> SDoc
text String
"Objects" SDoc -> SDoc -> SDoc
<+> forall a. Outputable a => a -> SDoc
ppr [String]
objs
ppr (Archive String
a) = String -> SDoc
text String
"Archive" SDoc -> SDoc -> SDoc
<+> String -> SDoc
text String
a
ppr (DLL String
s) = String -> SDoc
text String
"DLL" SDoc -> SDoc -> SDoc
<+> String -> SDoc
text String
s
ppr (DLLPath String
f) = String -> SDoc
text String
"DLLPath" SDoc -> SDoc -> SDoc
<+> String -> SDoc
text String
f
ppr (Framework String
s) = String -> SDoc
text String
"Framework" SDoc -> SDoc -> SDoc
<+> String -> SDoc
text String
s
partOfGHCi :: [PackageName]
partOfGHCi :: [PackageName]
partOfGHCi
| Bool
isWindowsHost Bool -> Bool -> Bool
|| Bool
isDarwinHost = []
| Bool
otherwise = forall a b. (a -> b) -> [a] -> [b]
map (FastString -> PackageName
PackageName forall b c a. (b -> c) -> (a -> b) -> a -> c
. String -> FastString
mkFastString)
[String
"base", String
"template-haskell", String
"editline"]
showLS :: LibrarySpec -> String
showLS :: LibrarySpec -> String
showLS (Objects [String]
nms) = String
"(static) [" forall a. [a] -> [a] -> [a]
++ forall a. [a] -> [[a]] -> [a]
intercalate String
", " [String]
nms forall a. [a] -> [a] -> [a]
++ String
"]"
showLS (Archive String
nm) = String
"(static archive) " forall a. [a] -> [a] -> [a]
++ String
nm
showLS (DLL String
nm) = String
"(dynamic) " forall a. [a] -> [a] -> [a]
++ String
nm
showLS (DLLPath String
nm) = String
"(dynamic) " forall a. [a] -> [a] -> [a]
++ String
nm
showLS (Framework String
nm) = String
"(framework) " forall a. [a] -> [a] -> [a]
++ String
nm
loadPackages :: Interp -> HscEnv -> [UnitId] -> IO ()
loadPackages :: Interp -> HscEnv -> [UnitId] -> IO ()
loadPackages Interp
interp HscEnv
hsc_env [UnitId]
new_pkgs = do
Interp -> HscEnv -> IO ()
initLoaderState Interp
interp HscEnv
hsc_env
Interp -> (LoaderState -> IO LoaderState) -> IO ()
modifyLoaderState_ Interp
interp forall a b. (a -> b) -> a -> b
$ \LoaderState
pls ->
Interp -> HscEnv -> [UnitId] -> LoaderState -> IO LoaderState
loadPackages' Interp
interp HscEnv
hsc_env [UnitId]
new_pkgs LoaderState
pls
loadPackages' :: Interp -> HscEnv -> [UnitId] -> LoaderState -> IO LoaderState
loadPackages' :: Interp -> HscEnv -> [UnitId] -> LoaderState -> IO LoaderState
loadPackages' Interp
interp HscEnv
hsc_env [UnitId]
new_pks LoaderState
pls = do
[UnitId]
pkgs' <- [UnitId] -> [UnitId] -> IO [UnitId]
link (LoaderState -> [UnitId]
pkgs_loaded LoaderState
pls) [UnitId]
new_pks
forall (m :: * -> *) a. Monad m => a -> m a
return forall a b. (a -> b) -> a -> b
$! LoaderState
pls { pkgs_loaded :: [UnitId]
pkgs_loaded = [UnitId]
pkgs' }
where
link :: [UnitId] -> [UnitId] -> IO [UnitId]
link :: [UnitId] -> [UnitId] -> IO [UnitId]
link [UnitId]
pkgs [UnitId]
new_pkgs =
forall (t :: * -> *) (m :: * -> *) b a.
(Foldable t, Monad m) =>
(b -> a -> m b) -> b -> t a -> m b
foldM [UnitId] -> UnitId -> IO [UnitId]
link_one [UnitId]
pkgs [UnitId]
new_pkgs
link_one :: [UnitId] -> UnitId -> IO [UnitId]
link_one [UnitId]
pkgs UnitId
new_pkg
| UnitId
new_pkg forall (t :: * -> *) a. (Foldable t, Eq a) => a -> t a -> Bool
`elem` [UnitId]
pkgs
= forall (m :: * -> *) a. Monad m => a -> m a
return [UnitId]
pkgs
| Just UnitInfo
pkg_cfg <- UnitState -> UnitId -> Maybe UnitInfo
lookupUnitId (HscEnv -> UnitState
hsc_units HscEnv
hsc_env) UnitId
new_pkg
= do {
[UnitId]
pkgs' <- [UnitId] -> [UnitId] -> IO [UnitId]
link [UnitId]
pkgs (forall compid srcpkgid srcpkgname uid modulename mod.
GenericUnitInfo compid srcpkgid srcpkgname uid modulename mod
-> [uid]
unitDepends UnitInfo
pkg_cfg)
; Interp -> HscEnv -> UnitInfo -> IO ()
loadPackage Interp
interp HscEnv
hsc_env UnitInfo
pkg_cfg
; forall (m :: * -> *) a. Monad m => a -> m a
return (UnitId
new_pkg forall a. a -> [a] -> [a]
: [UnitId]
pkgs') }
| Bool
otherwise
= forall a. GhcException -> IO a
throwGhcExceptionIO (String -> GhcException
CmdLineError (String
"unknown package: " forall a. [a] -> [a] -> [a]
++ FastString -> String
unpackFS (UnitId -> FastString
unitIdFS UnitId
new_pkg)))
loadPackage :: Interp -> HscEnv -> UnitInfo -> IO ()
loadPackage :: Interp -> HscEnv -> UnitInfo -> IO ()
loadPackage Interp
interp HscEnv
hsc_env UnitInfo
pkg
= do
let dflags :: DynFlags
dflags = HscEnv -> DynFlags
hsc_dflags HscEnv
hsc_env
let logger :: Logger
logger = HscEnv -> Logger
hsc_logger HscEnv
hsc_env
platform :: Platform
platform = DynFlags -> Platform
targetPlatform DynFlags
dflags
is_dyn :: Bool
is_dyn = Interp -> Bool
interpreterDynamic Interp
interp
dirs :: [String]
dirs | Bool
is_dyn = forall a b. (a -> b) -> [a] -> [b]
map ShortText -> String
ST.unpack forall a b. (a -> b) -> a -> b
$ forall compid srcpkgid srcpkgname uid modulename mod.
GenericUnitInfo compid srcpkgid srcpkgname uid modulename mod
-> [ShortText]
Packages.unitLibraryDynDirs UnitInfo
pkg
| Bool
otherwise = forall a b. (a -> b) -> [a] -> [b]
map ShortText -> String
ST.unpack forall a b. (a -> b) -> a -> b
$ forall compid srcpkgid srcpkgname uid modulename mod.
GenericUnitInfo compid srcpkgid srcpkgname uid modulename mod
-> [ShortText]
Packages.unitLibraryDirs UnitInfo
pkg
let hs_libs :: [String]
hs_libs = forall a b. (a -> b) -> [a] -> [b]
map ShortText -> String
ST.unpack forall a b. (a -> b) -> a -> b
$ forall compid srcpkgid srcpkgname uid modulename mod.
GenericUnitInfo compid srcpkgid srcpkgname uid modulename mod
-> [ShortText]
Packages.unitLibraries UnitInfo
pkg
hs_libs' :: [String]
hs_libs' = forall a. (a -> Bool) -> [a] -> [a]
filter (String
"HSffi" forall a. Eq a => a -> a -> Bool
/=) [String]
hs_libs
extdeplibs :: [String]
extdeplibs = forall a b. (a -> b) -> [a] -> [b]
map ShortText -> String
ST.unpack (if forall (t :: * -> *) a. Foldable t => t a -> Bool
null (forall compid srcpkgid srcpkgname uid modulename mod.
GenericUnitInfo compid srcpkgid srcpkgname uid modulename mod
-> [ShortText]
Packages.unitExtDepLibsGhc UnitInfo
pkg)
then forall compid srcpkgid srcpkgname uid modulename mod.
GenericUnitInfo compid srcpkgid srcpkgname uid modulename mod
-> [ShortText]
Packages.unitExtDepLibsSys UnitInfo
pkg
else forall compid srcpkgid srcpkgname uid modulename mod.
GenericUnitInfo compid srcpkgid srcpkgname uid modulename mod
-> [ShortText]
Packages.unitExtDepLibsGhc UnitInfo
pkg)
linkerlibs :: [String]
linkerlibs = [ String
lib | Char
'-':Char
'l':String
lib <- (forall a b. (a -> b) -> [a] -> [b]
map ShortText -> String
ST.unpack forall a b. (a -> b) -> a -> b
$ forall compid srcpkgid srcpkgname uid modulename mod.
GenericUnitInfo compid srcpkgid srcpkgname uid modulename mod
-> [ShortText]
Packages.unitLinkerOptions UnitInfo
pkg) ]
extra_libs :: [String]
extra_libs = [String]
extdeplibs forall a. [a] -> [a] -> [a]
++ [String]
linkerlibs
[String]
gcc_paths <- Logger -> DynFlags -> OS -> IO [String]
getGCCPaths Logger
logger DynFlags
dflags (Platform -> OS
platformOS Platform
platform)
[String]
dirs_env <- String -> [String] -> IO [String]
addEnvPaths String
"LIBRARY_PATH" [String]
dirs
[LibrarySpec]
hs_classifieds
<- forall (t :: * -> *) (m :: * -> *) a b.
(Traversable t, Monad m) =>
(a -> m b) -> t a -> m (t b)
mapM (Interp
-> HscEnv
-> Bool
-> [String]
-> [String]
-> String
-> IO LibrarySpec
locateLib Interp
interp HscEnv
hsc_env Bool
True [String]
dirs_env [String]
gcc_paths) [String]
hs_libs'
[LibrarySpec]
extra_classifieds
<- forall (t :: * -> *) (m :: * -> *) a b.
(Traversable t, Monad m) =>
(a -> m b) -> t a -> m (t b)
mapM (Interp
-> HscEnv
-> Bool
-> [String]
-> [String]
-> String
-> IO LibrarySpec
locateLib Interp
interp HscEnv
hsc_env Bool
False [String]
dirs_env [String]
gcc_paths) [String]
extra_libs
let classifieds :: [LibrarySpec]
classifieds = [LibrarySpec]
hs_classifieds forall a. [a] -> [a] -> [a]
++ [LibrarySpec]
extra_classifieds
let known_dlls :: [String]
known_dlls = [ String
dll | DLLPath String
dll <- [LibrarySpec]
classifieds ]
dlls :: [String]
dlls = [ String
dll | DLL String
dll <- [LibrarySpec]
classifieds ]
objs :: [String]
objs = [ String
obj | Objects [String]
objs <- [LibrarySpec]
classifieds
, String
obj <- [String]
objs ]
archs :: [String]
archs = [ String
arch | Archive String
arch <- [LibrarySpec]
classifieds ]
let dll_paths :: [String]
dll_paths = forall a b. (a -> b) -> [a] -> [b]
map String -> String
takeDirectory [String]
known_dlls
all_paths :: [String]
all_paths = forall a. Eq a => [a] -> [a]
nub forall a b. (a -> b) -> a -> b
$ forall a b. (a -> b) -> [a] -> [b]
map String -> String
normalise forall a b. (a -> b) -> a -> b
$ [String]
dll_paths forall a. [a] -> [a] -> [a]
++ [String]
dirs
[String]
all_paths_env <- String -> [String] -> IO [String]
addEnvPaths String
"LD_LIBRARY_PATH" [String]
all_paths
[Ptr ()]
pathCache <- forall (t :: * -> *) (m :: * -> *) a b.
(Traversable t, Monad m) =>
(a -> m b) -> t a -> m (t b)
mapM (Interp -> String -> IO (Ptr ())
addLibrarySearchPath Interp
interp) [String]
all_paths_env
Logger -> DynFlags -> SDoc -> IO ()
maybePutSDoc Logger
logger DynFlags
dflags
(String -> SDoc
text String
"Loading unit " SDoc -> SDoc -> SDoc
<> UnitInfo -> SDoc
pprUnitInfoForUser UnitInfo
pkg SDoc -> SDoc -> SDoc
<> String -> SDoc
text String
" ... ")
#if defined(CAN_LOAD_DLL)
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (forall compid srcpkgid srcpkgname uid modulename mod.
GenericUnitInfo compid srcpkgid srcpkgname uid modulename mod
-> srcpkgname
unitPackageName UnitInfo
pkg forall (t :: * -> *) a. (Foldable t, Eq a) => a -> t a -> Bool
`notElem` [PackageName]
partOfGHCi) forall a b. (a -> b) -> a -> b
$ do
Interp -> Platform -> UnitInfo -> IO ()
loadFrameworks Interp
interp Platform
platform UnitInfo
pkg
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ (Interp -> HscEnv -> Bool -> String -> IO ()
load_dyn Interp
interp HscEnv
hsc_env Bool
True) [String]
known_dlls
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ (Interp -> HscEnv -> Bool -> String -> IO ()
load_dyn Interp
interp HscEnv
hsc_env (Bool -> Bool
not Bool
is_dyn) forall b c a. (b -> c) -> (a -> b) -> a -> c
. Platform -> String -> String
platformSOName Platform
platform) [String]
dlls
#endif
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ (Interp -> String -> IO ()
loadObj Interp
interp) [String]
objs
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ (Interp -> String -> IO ()
loadArchive Interp
interp) [String]
archs
Logger -> DynFlags -> String -> IO ()
maybePutStr Logger
logger DynFlags
dflags String
"linking ... "
SuccessFlag
ok <- Interp -> IO SuccessFlag
resolveObjs Interp
interp
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ (Interp -> Ptr () -> IO Bool
removeLibrarySearchPath Interp
interp) forall a b. (a -> b) -> a -> b
$ forall a. [a] -> [a]
reverse [Ptr ()]
pathCache
if SuccessFlag -> Bool
succeeded SuccessFlag
ok
then Logger -> DynFlags -> String -> IO ()
maybePutStrLn Logger
logger DynFlags
dflags String
"done."
else let errmsg :: SDoc
errmsg = String -> SDoc
text String
"unable to load unit `"
SDoc -> SDoc -> SDoc
<> UnitInfo -> SDoc
pprUnitInfoForUser UnitInfo
pkg SDoc -> SDoc -> SDoc
<> String -> SDoc
text String
"'"
in forall a. GhcException -> IO a
throwGhcExceptionIO (String -> GhcException
InstallationError (DynFlags -> SDoc -> String
showSDoc DynFlags
dflags SDoc
errmsg))
load_dyn :: Interp -> HscEnv -> Bool -> FilePath -> IO ()
load_dyn :: Interp -> HscEnv -> Bool -> String -> IO ()
load_dyn Interp
interp HscEnv
hsc_env Bool
crash_early String
dll = do
Maybe String
r <- Interp -> String -> IO (Maybe String)
loadDLL Interp
interp String
dll
case Maybe String
r of
Maybe String
Nothing -> forall (m :: * -> *) a. Monad m => a -> m a
return ()
Just String
err ->
if Bool
crash_early
then forall a. String -> IO a
cmdLineErrorIO String
err
else
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (WarningFlag -> DynFlags -> Bool
wopt WarningFlag
Opt_WarnMissedExtraSharedLib DynFlags
dflags)
forall a b. (a -> b) -> a -> b
$ Logger -> LogAction
putLogMsg Logger
logger DynFlags
dflags
(WarningFlag -> WarnReason
Reason WarningFlag
Opt_WarnMissedExtraSharedLib) Severity
SevWarning
SrcSpan
noSrcSpan forall a b. (a -> b) -> a -> b
$ PprStyle -> SDoc -> SDoc
withPprStyle PprStyle
defaultUserStyle (String -> SDoc
note String
err)
where
dflags :: DynFlags
dflags = HscEnv -> DynFlags
hsc_dflags HscEnv
hsc_env
logger :: Logger
logger = HscEnv -> Logger
hsc_logger HscEnv
hsc_env
note :: String -> SDoc
note String
err = [SDoc] -> SDoc
vcat forall a b. (a -> b) -> a -> b
$ forall a b. (a -> b) -> [a] -> [b]
map String -> SDoc
text
[ String
err
, String
"It's OK if you don't want to use symbols from it directly."
, String
"(the package DLL is loaded by the system linker"
, String
" which manages dependencies by itself)." ]
loadFrameworks :: Interp -> Platform -> UnitInfo -> IO ()
loadFrameworks :: Interp -> Platform -> UnitInfo -> IO ()
loadFrameworks Interp
interp Platform
platform UnitInfo
pkg
= forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (Platform -> Bool
platformUsesFrameworks Platform
platform) forall a b. (a -> b) -> a -> b
$ forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ String -> IO ()
load [String]
frameworks
where
fw_dirs :: [String]
fw_dirs = forall a b. (a -> b) -> [a] -> [b]
map ShortText -> String
ST.unpack forall a b. (a -> b) -> a -> b
$ forall compid srcpkgid srcpkgname uid modulename mod.
GenericUnitInfo compid srcpkgid srcpkgname uid modulename mod
-> [ShortText]
Packages.unitExtDepFrameworkDirs UnitInfo
pkg
frameworks :: [String]
frameworks = forall a b. (a -> b) -> [a] -> [b]
map ShortText -> String
ST.unpack forall a b. (a -> b) -> a -> b
$ forall compid srcpkgid srcpkgname uid modulename mod.
GenericUnitInfo compid srcpkgid srcpkgname uid modulename mod
-> [ShortText]
Packages.unitExtDepFrameworks UnitInfo
pkg
load :: String -> IO ()
load String
fw = do Maybe String
r <- Interp -> [String] -> String -> IO (Maybe String)
loadFramework Interp
interp [String]
fw_dirs String
fw
case Maybe String
r of
Maybe String
Nothing -> forall (m :: * -> *) a. Monad m => a -> m a
return ()
Just String
err -> forall a. String -> IO a
cmdLineErrorIO (String
"can't load framework: "
forall a. [a] -> [a] -> [a]
++ String
fw forall a. [a] -> [a] -> [a]
++ String
" (" forall a. [a] -> [a] -> [a]
++ String
err forall a. [a] -> [a] -> [a]
++ String
")" )
locateLib
:: Interp
-> HscEnv
-> Bool
-> [FilePath]
-> [FilePath]
-> String
-> IO LibrarySpec
locateLib :: Interp
-> HscEnv
-> Bool
-> [String]
-> [String]
-> String
-> IO LibrarySpec
locateLib Interp
interp HscEnv
hsc_env Bool
is_hs [String]
lib_dirs [String]
gcc_dirs String
lib
| Bool -> Bool
not Bool
is_hs
=
#if defined(CAN_LOAD_DLL)
Bool -> IO (Maybe LibrarySpec)
findDll Bool
user forall {m :: * -> *} {b}. Monad m => m (Maybe b) -> m b -> m b
`orElse`
#endif
Bool -> IO (Maybe LibrarySpec)
tryImpLib Bool
user forall {m :: * -> *} {b}. Monad m => m (Maybe b) -> m b -> m b
`orElse`
#if defined(CAN_LOAD_DLL)
Bool -> IO (Maybe LibrarySpec)
findDll Bool
gcc forall {m :: * -> *} {b}. Monad m => m (Maybe b) -> m b -> m b
`orElse`
IO (Maybe LibrarySpec)
findSysDll forall {m :: * -> *} {b}. Monad m => m (Maybe b) -> m b -> m b
`orElse`
#endif
Bool -> IO (Maybe LibrarySpec)
tryImpLib Bool
gcc forall {m :: * -> *} {b}. Monad m => m (Maybe b) -> m b -> m b
`orElse`
IO (Maybe LibrarySpec)
findArchive forall {m :: * -> *} {b}. Monad m => m (Maybe b) -> m b -> m b
`orElse`
IO (Maybe LibrarySpec)
tryGcc forall {m :: * -> *} {b}. Monad m => m (Maybe b) -> m b -> m b
`orElse`
IO LibrarySpec
assumeDll
| Bool
loading_dynamic_hs_libs
= IO (Maybe LibrarySpec)
findHSDll forall {m :: * -> *} {b}. Monad m => m (Maybe b) -> m b -> m b
`orElse`
IO (Maybe LibrarySpec)
findDynObject forall {m :: * -> *} {b}. Monad m => m (Maybe b) -> m b -> m b
`orElse`
IO LibrarySpec
assumeDll
| Bool
otherwise
= IO (Maybe LibrarySpec)
findObject forall {m :: * -> *} {b}. Monad m => m (Maybe b) -> m b -> m b
`orElse`
IO (Maybe LibrarySpec)
findArchive forall {m :: * -> *} {b}. Monad m => m (Maybe b) -> m b -> m b
`orElse`
IO LibrarySpec
assumeDll
where
dflags :: DynFlags
dflags = HscEnv -> DynFlags
hsc_dflags HscEnv
hsc_env
logger :: Logger
logger = HscEnv -> Logger
hsc_logger HscEnv
hsc_env
dirs :: [String]
dirs = [String]
lib_dirs forall a. [a] -> [a] -> [a]
++ [String]
gcc_dirs
gcc :: Bool
gcc = Bool
False
user :: Bool
user = Bool
True
obj_file :: String
obj_file
| Bool
is_hs Bool -> Bool -> Bool
&& Bool
loading_profiled_hs_libs = String
lib String -> String -> String
<.> String
"p_o"
| Bool
otherwise = String
lib String -> String -> String
<.> String
"o"
dyn_obj_file :: String
dyn_obj_file = String
lib String -> String -> String
<.> String
"dyn_o"
arch_files :: [String]
arch_files = [ String
"lib" forall a. [a] -> [a] -> [a]
++ String
lib forall a. [a] -> [a] -> [a]
++ String
lib_tag String -> String -> String
<.> String
"a"
, String
lib String -> String -> String
<.> String
"a"
, String
"lib" forall a. [a] -> [a] -> [a]
++ String
lib, String
lib
]
lib_tag :: String
lib_tag = if Bool
is_hs Bool -> Bool -> Bool
&& Bool
loading_profiled_hs_libs then String
"_p" else String
""
loading_profiled_hs_libs :: Bool
loading_profiled_hs_libs = Interp -> Bool
interpreterProfiled Interp
interp
loading_dynamic_hs_libs :: Bool
loading_dynamic_hs_libs = Interp -> Bool
interpreterDynamic Interp
interp
import_libs :: [String]
import_libs = [ String
lib String -> String -> String
<.> String
"lib" , String
"lib" forall a. [a] -> [a] -> [a]
++ String
lib String -> String -> String
<.> String
"lib"
, String
"lib" forall a. [a] -> [a] -> [a]
++ String
lib String -> String -> String
<.> String
"dll.a", String
lib String -> String -> String
<.> String
"dll.a"
]
hs_dyn_lib_name :: String
hs_dyn_lib_name = String
lib forall a. [a] -> [a] -> [a]
++ GhcNameVersion -> String
dynLibSuffix (DynFlags -> GhcNameVersion
ghcNameVersion DynFlags
dflags)
hs_dyn_lib_file :: String
hs_dyn_lib_file = Platform -> String -> String
platformHsSOName Platform
platform String
hs_dyn_lib_name
so_name :: String
so_name = Platform -> String -> String
platformSOName Platform
platform String
lib
lib_so_name :: String
lib_so_name = String
"lib" forall a. [a] -> [a] -> [a]
++ String
so_name
dyn_lib_file :: String
dyn_lib_file = case (Arch
arch, OS
os) of
(Arch
ArchX86_64, OS
OSSolaris2) -> String
"64" String -> String -> String
</> String
so_name
(Arch, OS)
_ -> String
so_name
findObject :: IO (Maybe LibrarySpec)
findObject = forall (m :: * -> *) a1 r. Monad m => (a1 -> r) -> m a1 -> m r
liftM (forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap forall a b. (a -> b) -> a -> b
$ [String] -> LibrarySpec
Objects forall b c a. (b -> c) -> (a -> b) -> a -> c
. (forall a. a -> [a] -> [a]
:[])) forall a b. (a -> b) -> a -> b
$ [String] -> String -> IO (Maybe String)
findFile [String]
dirs String
obj_file
findDynObject :: IO (Maybe LibrarySpec)
findDynObject = forall (m :: * -> *) a1 r. Monad m => (a1 -> r) -> m a1 -> m r
liftM (forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap forall a b. (a -> b) -> a -> b
$ [String] -> LibrarySpec
Objects forall b c a. (b -> c) -> (a -> b) -> a -> c
. (forall a. a -> [a] -> [a]
:[])) forall a b. (a -> b) -> a -> b
$ [String] -> String -> IO (Maybe String)
findFile [String]
dirs String
dyn_obj_file
findArchive :: IO (Maybe LibrarySpec)
findArchive = let local :: String -> IO (Maybe LibrarySpec)
local String
name = forall (m :: * -> *) a1 r. Monad m => (a1 -> r) -> m a1 -> m r
liftM (forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap String -> LibrarySpec
Archive) forall a b. (a -> b) -> a -> b
$ [String] -> String -> IO (Maybe String)
findFile [String]
dirs String
name
in forall a. [IO (Maybe a)] -> IO (Maybe a)
apply (forall a b. (a -> b) -> [a] -> [b]
map String -> IO (Maybe LibrarySpec)
local [String]
arch_files)
findHSDll :: IO (Maybe LibrarySpec)
findHSDll = forall (m :: * -> *) a1 r. Monad m => (a1 -> r) -> m a1 -> m r
liftM (forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap String -> LibrarySpec
DLLPath) forall a b. (a -> b) -> a -> b
$ [String] -> String -> IO (Maybe String)
findFile [String]
dirs String
hs_dyn_lib_file
findDll :: Bool -> IO (Maybe LibrarySpec)
findDll Bool
re = let dirs' :: [String]
dirs' = if Bool
re forall a. Eq a => a -> a -> Bool
== Bool
user then [String]
lib_dirs else [String]
gcc_dirs
in forall (m :: * -> *) a1 r. Monad m => (a1 -> r) -> m a1 -> m r
liftM (forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap String -> LibrarySpec
DLLPath) forall a b. (a -> b) -> a -> b
$ [String] -> String -> IO (Maybe String)
findFile [String]
dirs' String
dyn_lib_file
findSysDll :: IO (Maybe LibrarySpec)
findSysDll = forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap (forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap forall a b. (a -> b) -> a -> b
$ String -> LibrarySpec
DLL forall b c a. (b -> c) -> (a -> b) -> a -> c
. String -> String
dropExtension forall b c a. (b -> c) -> (a -> b) -> a -> c
. String -> String
takeFileName) forall a b. (a -> b) -> a -> b
$
Interp -> String -> IO (Maybe String)
findSystemLibrary Interp
interp String
so_name
tryGcc :: IO (Maybe LibrarySpec)
tryGcc = let search :: String -> [String] -> IO (Maybe String)
search = Logger -> DynFlags -> String -> [String] -> IO (Maybe String)
searchForLibUsingGcc Logger
logger DynFlags
dflags
dllpath :: IO (Maybe String) -> IO (Maybe LibrarySpec)
dllpath = forall (m :: * -> *) a1 r. Monad m => (a1 -> r) -> m a1 -> m r
liftM (forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap String -> LibrarySpec
DLLPath)
short :: IO (Maybe LibrarySpec)
short = IO (Maybe String) -> IO (Maybe LibrarySpec)
dllpath forall a b. (a -> b) -> a -> b
$ String -> [String] -> IO (Maybe String)
search String
so_name [String]
lib_dirs
full :: IO (Maybe LibrarySpec)
full = IO (Maybe String) -> IO (Maybe LibrarySpec)
dllpath forall a b. (a -> b) -> a -> b
$ String -> [String] -> IO (Maybe String)
search String
lib_so_name [String]
lib_dirs
gcc :: String -> IO (Maybe LibrarySpec)
gcc String
name = forall (m :: * -> *) a1 r. Monad m => (a1 -> r) -> m a1 -> m r
liftM (forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap String -> LibrarySpec
Archive) forall a b. (a -> b) -> a -> b
$ String -> [String] -> IO (Maybe String)
search String
name [String]
lib_dirs
files :: [String]
files = [String]
import_libs forall a. [a] -> [a] -> [a]
++ [String]
arch_files
dlls :: [IO (Maybe LibrarySpec)]
dlls = [IO (Maybe LibrarySpec)
short, IO (Maybe LibrarySpec)
full]
archives :: [IO (Maybe LibrarySpec)]
archives = forall a b. (a -> b) -> [a] -> [b]
map String -> IO (Maybe LibrarySpec)
gcc [String]
files
in forall a. [IO (Maybe a)] -> IO (Maybe a)
apply forall a b. (a -> b) -> a -> b
$
#if defined(CAN_LOAD_DLL)
[IO (Maybe LibrarySpec)]
dlls forall a. [a] -> [a] -> [a]
++
#endif
[IO (Maybe LibrarySpec)]
archives
tryImpLib :: Bool -> IO (Maybe LibrarySpec)
tryImpLib Bool
re = case OS
os of
OS
OSMinGW32 ->
let dirs' :: [String]
dirs' = if Bool
re forall a. Eq a => a -> a -> Bool
== Bool
user then [String]
lib_dirs else [String]
gcc_dirs
implib :: String -> IO (Maybe LibrarySpec)
implib String
name = forall (m :: * -> *) a1 r. Monad m => (a1 -> r) -> m a1 -> m r
liftM (forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap String -> LibrarySpec
Archive) forall a b. (a -> b) -> a -> b
$
[String] -> String -> IO (Maybe String)
findFile [String]
dirs' String
name
in forall a. [IO (Maybe a)] -> IO (Maybe a)
apply (forall a b. (a -> b) -> [a] -> [b]
map String -> IO (Maybe LibrarySpec)
implib [String]
import_libs)
OS
_ -> forall (m :: * -> *) a. Monad m => a -> m a
return forall a. Maybe a
Nothing
assumeDll :: IO LibrarySpec
assumeDll
| Bool
is_hs
, Bool -> Bool
not Bool
loading_dynamic_hs_libs
, Interp -> Bool
interpreterProfiled Interp
interp
= do
Logger -> DynFlags -> SDoc -> IO ()
warningMsg Logger
logger DynFlags
dflags
(String -> SDoc
text String
"Interpreter failed to load profiled static library" SDoc -> SDoc -> SDoc
<+> String -> SDoc
text String
lib SDoc -> SDoc -> SDoc
<> Char -> SDoc
char Char
'.' SDoc -> SDoc -> SDoc
$$
String -> SDoc
text String
" \tTrying dynamic library instead. If this fails try to rebuild" SDoc -> SDoc -> SDoc
<+>
String -> SDoc
text String
"libraries with profiling support.")
forall (m :: * -> *) a. Monad m => a -> m a
return (String -> LibrarySpec
DLL String
lib)
| Bool
otherwise = forall (m :: * -> *) a. Monad m => a -> m a
return (String -> LibrarySpec
DLL String
lib)
infixr `orElse`
m (Maybe b)
f orElse :: m (Maybe b) -> m b -> m b
`orElse` m b
g = m (Maybe b)
f forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= forall b a. b -> (a -> b) -> Maybe a -> b
maybe m b
g forall (m :: * -> *) a. Monad m => a -> m a
return
apply :: [IO (Maybe a)] -> IO (Maybe a)
apply :: forall a. [IO (Maybe a)] -> IO (Maybe a)
apply [] = forall (m :: * -> *) a. Monad m => a -> m a
return forall a. Maybe a
Nothing
apply (IO (Maybe a)
x:[IO (Maybe a)]
xs) = do Maybe a
x' <- IO (Maybe a)
x
if forall a. Maybe a -> Bool
isJust Maybe a
x'
then forall (m :: * -> *) a. Monad m => a -> m a
return Maybe a
x'
else forall a. [IO (Maybe a)] -> IO (Maybe a)
apply [IO (Maybe a)]
xs
platform :: Platform
platform = DynFlags -> Platform
targetPlatform DynFlags
dflags
arch :: Arch
arch = Platform -> Arch
platformArch Platform
platform
os :: OS
os = Platform -> OS
platformOS Platform
platform
searchForLibUsingGcc :: Logger -> DynFlags -> String -> [FilePath] -> IO (Maybe FilePath)
searchForLibUsingGcc :: Logger -> DynFlags -> String -> [String] -> IO (Maybe String)
searchForLibUsingGcc Logger
logger DynFlags
dflags String
so [String]
dirs = do
String
str <- Logger -> DynFlags -> [Option] -> IO String
askLd Logger
logger DynFlags
dflags (forall a b. (a -> b) -> [a] -> [b]
map (String -> String -> Option
FileOption String
"-B") [String]
dirs
forall a. [a] -> [a] -> [a]
++ [String -> Option
Option String
"--print-file-name", String -> Option
Option String
so])
let file :: String
file = case String -> [String]
lines String
str of
[] -> String
""
String
l:[String]
_ -> String
l
if (String
file forall a. Eq a => a -> a -> Bool
== String
so)
then forall (m :: * -> *) a. Monad m => a -> m a
return forall a. Maybe a
Nothing
else do Bool
b <- String -> IO Bool
doesFileExist String
file
forall (m :: * -> *) a. Monad m => a -> m a
return (if Bool
b then forall a. a -> Maybe a
Just String
file else forall a. Maybe a
Nothing)
getGCCPaths :: Logger -> DynFlags -> OS -> IO [FilePath]
getGCCPaths :: Logger -> DynFlags -> OS -> IO [String]
getGCCPaths Logger
logger DynFlags
dflags OS
os
= case OS
os of
OS
OSMinGW32 ->
do [String]
gcc_dirs <- Logger -> DynFlags -> String -> IO [String]
getGccSearchDirectory Logger
logger DynFlags
dflags String
"libraries"
[String]
sys_dirs <- IO [String]
getSystemDirectories
forall (m :: * -> *) a. Monad m => a -> m a
return forall a b. (a -> b) -> a -> b
$ forall a. Eq a => [a] -> [a]
nub forall a b. (a -> b) -> a -> b
$ [String]
gcc_dirs forall a. [a] -> [a] -> [a]
++ [String]
sys_dirs
OS
_ -> forall (m :: * -> *) a. Monad m => a -> m a
return []
{-# NOINLINE gccSearchDirCache #-}
gccSearchDirCache :: IORef [(String, [String])]
gccSearchDirCache :: IORef [(String, [String])]
gccSearchDirCache = forall a. IO a -> a
unsafePerformIO forall a b. (a -> b) -> a -> b
$ forall a. a -> IO (IORef a)
newIORef []
getGccSearchDirectory :: Logger -> DynFlags -> String -> IO [FilePath]
getGccSearchDirectory :: Logger -> DynFlags -> String -> IO [String]
getGccSearchDirectory Logger
logger DynFlags
dflags String
key = do
[(String, [String])]
cache <- forall a. IORef a -> IO a
readIORef IORef [(String, [String])]
gccSearchDirCache
case forall a b. Eq a => a -> [(a, b)] -> Maybe b
lookup String
key [(String, [String])]
cache of
Just [String]
x -> forall (m :: * -> *) a. Monad m => a -> m a
return [String]
x
Maybe [String]
Nothing -> do
String
str <- Logger -> DynFlags -> [Option] -> IO String
askLd Logger
logger DynFlags
dflags [String -> Option
Option String
"--print-search-dirs"]
let line :: String
line = forall a. (a -> Bool) -> [a] -> [a]
dropWhile Char -> Bool
isSpace String
str
name :: String
name = String
key forall a. [a] -> [a] -> [a]
++ String
": ="
if forall (t :: * -> *) a. Foldable t => t a -> Bool
null String
line
then forall (m :: * -> *) a. Monad m => a -> m a
return []
else do let val :: [String]
val = String -> [String]
split forall a b. (a -> b) -> a -> b
$ String -> String -> String
find String
name String
line
[String]
dirs <- forall (m :: * -> *) a.
Applicative m =>
(a -> m Bool) -> [a] -> m [a]
filterM String -> IO Bool
doesDirectoryExist [String]
val
forall a. IORef a -> (a -> a) -> IO ()
modifyIORef' IORef [(String, [String])]
gccSearchDirCache ((String
key, [String]
dirs)forall a. a -> [a] -> [a]
:)
forall (m :: * -> *) a. Monad m => a -> m a
return [String]
val
where split :: FilePath -> [FilePath]
split :: String -> [String]
split String
r = case forall a. (a -> Bool) -> [a] -> ([a], [a])
break (forall a. Eq a => a -> a -> Bool
==Char
';') String
r of
(String
s, [] ) -> [String
s]
(String
s, (Char
_:String
xs)) -> String
s forall a. a -> [a] -> [a]
: String -> [String]
split String
xs
find :: String -> String -> String
find :: String -> String -> String
find String
r String
x = let lst :: [String]
lst = String -> [String]
lines String
x
val :: [String]
val = forall a. (a -> Bool) -> [a] -> [a]
filter (String
r forall a. Eq a => [a] -> [a] -> Bool
`isPrefixOf`) [String]
lst
in if forall (t :: * -> *) a. Foldable t => t a -> Bool
null [String]
val
then []
else case forall a. (a -> Bool) -> [a] -> ([a], [a])
break (forall a. Eq a => a -> a -> Bool
==Char
'=') (forall a. [a] -> a
head [String]
val) of
(String
_ , []) -> []
(String
_, (Char
_:String
xs)) -> String
xs
getSystemDirectories :: IO [FilePath]
#if defined(mingw32_HOST_OS)
getSystemDirectories = fmap (:[]) getSystemDirectory
#else
getSystemDirectories :: IO [String]
getSystemDirectories = forall (m :: * -> *) a. Monad m => a -> m a
return []
#endif
addEnvPaths :: String -> [String] -> IO [String]
addEnvPaths :: String -> [String] -> IO [String]
addEnvPaths String
name [String]
list
= do
String
working_dir <- IO String
getCurrentDirectory
Maybe String
values <- String -> IO (Maybe String)
lookupEnv String
name
case Maybe String
values of
Maybe String
Nothing -> forall (m :: * -> *) a. Monad m => a -> m a
return [String]
list
Just String
arr -> forall (m :: * -> *) a. Monad m => a -> m a
return forall a b. (a -> b) -> a -> b
$ [String]
list forall a. [a] -> [a] -> [a]
++ String -> String -> [String]
splitEnv String
working_dir String
arr
where
splitEnv :: FilePath -> String -> [String]
splitEnv :: String -> String -> [String]
splitEnv String
working_dir String
value =
case forall a. (a -> Bool) -> [a] -> ([a], [a])
break (forall a. Eq a => a -> a -> Bool
== Char
envListSep) String
value of
(String
x, [] ) ->
[if forall (t :: * -> *) a. Foldable t => t a -> Bool
null String
x then String
working_dir else String
x]
(String
x, (Char
_:String
xs)) ->
(if forall (t :: * -> *) a. Foldable t => t a -> Bool
null String
x then String
working_dir else String
x) forall a. a -> [a] -> [a]
: String -> String -> [String]
splitEnv String
working_dir String
xs
#if defined(mingw32_HOST_OS)
envListSep = ';'
#else
envListSep :: Char
envListSep = Char
':'
#endif
maybePutSDoc :: Logger -> DynFlags -> SDoc -> IO ()
maybePutSDoc :: Logger -> DynFlags -> SDoc -> IO ()
maybePutSDoc Logger
logger DynFlags
dflags SDoc
s
= forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (DynFlags -> Int
verbosity DynFlags
dflags forall a. Ord a => a -> a -> Bool
> Int
1) forall a b. (a -> b) -> a -> b
$
Logger -> LogAction
putLogMsg Logger
logger DynFlags
dflags
WarnReason
NoReason
Severity
SevInteractive
SrcSpan
noSrcSpan
forall a b. (a -> b) -> a -> b
$ PprStyle -> SDoc -> SDoc
withPprStyle PprStyle
defaultUserStyle SDoc
s
maybePutStr :: Logger -> DynFlags -> String -> IO ()
maybePutStr :: Logger -> DynFlags -> String -> IO ()
maybePutStr Logger
logger DynFlags
dflags String
s = Logger -> DynFlags -> SDoc -> IO ()
maybePutSDoc Logger
logger DynFlags
dflags (String -> SDoc
text String
s)
maybePutStrLn :: Logger -> DynFlags -> String -> IO ()
maybePutStrLn :: Logger -> DynFlags -> String -> IO ()
maybePutStrLn Logger
logger DynFlags
dflags String
s = Logger -> DynFlags -> SDoc -> IO ()
maybePutSDoc Logger
logger DynFlags
dflags (String -> SDoc
text String
s SDoc -> SDoc -> SDoc
<> String -> SDoc
text String
"\n")