-----------------------------------------------------------------------------
module Foreign.C.Types
+#ifndef __NHC__
( -- Integral types, instances of: Eq, Ord, Num, Read, Show, Enum,
-- Typeable, Storable, Bounded, Real, Integral, Bits
CChar, CSChar, CUChar
-- Typeable, Storable, Real, Fractional, Floating, RealFrac,
-- RealFloat
, CFloat, CDouble, CLDouble
+#else
+ ( -- Exported non-abstractly in nhc98 to fix an interface file problem.
+ CChar(..), CSChar(..), CUChar(..)
+ , CShort(..), CUShort(..), CInt(..), CUInt(..)
+ , CLong(..), CULong(..)
+ , CPtrdiff(..), CSize(..), CWchar(..), CSigAtomic(..)
+ , CLLong(..), CULLong(..)
+ , CClock(..), CTime(..)
+ , CFloat(..), CDouble(..), CLDouble(..)
+#endif
-- Instances of: Eq and Storable
, CFile, CFpos, CJmpBuf
#ifdef __NHC__
import NHC.FFI
- ( CChar, CSChar, CUChar
- , CShort, CUShort, CInt, CUInt
- , CLong, CULong, CLLong, CULLong
- , CPtrdiff, CSize, CWchar, CSigAtomic
- , CClock, CTime
- , CFloat, CDouble, CLDouble
- , CFile, CFpos, CJmpBuf
+ ( CChar(..), CSChar(..), CUChar(..)
+ , CShort(..), CUShort(..), CInt(..), CUInt(..)
+ , CLong(..), CULong(..), CLLong(..), CULLong(..)
+ , CPtrdiff(..), CSize(..), CWchar(..), CSigAtomic(..)
+ , CClock(..), CTime(..)
+ , CFloat(..), CDouble(..), CLDouble(..)
+ , CFile, CFpos, CJmpBuf
, Storable(..)
)
#else
-import Foreign.C.TypesISO
import Foreign.Storable
import Data.Bits ( Bits(..) )
import Data.Int ( Int8, Int16, Int32, Int64 )
import Data.Word ( Word8, Word16, Word32, Word64 )
-import Data.Dynamic
+import Data.Typeable
#ifdef __GLASGOW_HASKELL__
import GHC.Base
import Foreign.Ptr
#endif
-#include "Dynamic.h"
+#include "Typeable.h"
#include "CTypes.h"
INTEGRAL_TYPE(CChar,tyConCChar,"CChar",HTYPE_CHAR)
-- HACK: Currently no long double in the FFI, so we simply re-use double
FLOATING_TYPE(CLDouble,tyConCLDouble,"CLDouble",HTYPE_DOUBLE)
+INTEGRAL_TYPE(CPtrdiff,tyConCPtrdiff,"CPtrdiff",HTYPE_PTRDIFF_T)
+INTEGRAL_TYPE(CSize,tyConCSize,"CSize",HTYPE_SIZE_T)
+INTEGRAL_TYPE(CWchar,tyConCWchar,"CWchar",HTYPE_WCHAR_T)
+INTEGRAL_TYPE(CSigAtomic,tyConCSigAtomic,"CSigAtomic",HTYPE_SIG_ATOMIC_T)
+
+{-# RULES
+"fromIntegral/a->CPtrdiff" fromIntegral = \x -> CPtrdiff (fromIntegral x)
+"fromIntegral/a->CSize" fromIntegral = \x -> CSize (fromIntegral x)
+"fromIntegral/a->CWchar" fromIntegral = \x -> CWchar (fromIntegral x)
+"fromIntegral/a->CSigAtomic" fromIntegral = \x -> CSigAtomic (fromIntegral x)
+
+"fromIntegral/CPtrdiff->a" fromIntegral = \(CPtrdiff x) -> fromIntegral x
+"fromIntegral/CSize->a" fromIntegral = \(CSize x) -> fromIntegral x
+"fromIntegral/CWchar->a" fromIntegral = \(CWchar x) -> fromIntegral x
+"fromIntegral/CSigAtomic->a" fromIntegral = \(CSigAtomic x) -> fromIntegral x
+ #-}
+
+INTEGRAL_TYPE(CClock,tyConCClock,"CClock",HTYPE_CLOCK_T)
+INTEGRAL_TYPE(CTime,tyConCTime,"CTime",HTYPE_TIME_T)
+
+-- FIXME: Implement and provide instances for Eq and Storable
+data CFile = CFile
+data CFpos = CFpos
+data CJmpBuf = CJmpBuf
+
+-- C99 types which are still missing include:
+-- intptr_t, uintptr_t, intmax_t, uintmax_t, wint_t, wctrans_t, wctype_t
+
#endif