[project @ 2002-09-06 14:34:15 by simonmar]

[haskell-directory.git] / System / Posix / Types.hs

diff --git a/System/Posix/Types.hs b/System/Posix/Types.hs
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+{-# OPTIONS -fno-implicit-prelude #-}
+-----------------------------------------------------------------------------
+-- |
+-- Module      :  System.Posix.Types
+-- Copyright   :  (c) The University of Glasgow 2002
+-- License     :  BSD-style (see the file libraries/base/LICENSE)
+-- 
+-- Maintainer  :  libraries@haskell.org
+-- Stability   :  provisional
+-- Portability :  non-portable (requires POSIX)
+--
+-- POSIX data types
+--
+-----------------------------------------------------------------------------
+
+module System.Posix.Types (
+  CDev(..), CIno(..), CMode(..), COff(..), CPid(..), CSsize(..),
+
+#ifndef mingw32_TARGET_OS
+  CGid(..), CNlink(..), CSsize(..), CUid(..), CCc(..), CSpeed(..),
+  CTcflag(..), CBlkCnt(..), 
+#endif
+
+  Fd(..),
+
+  ByteCount,
+  ClockTick,
+  EpochTime,
+  FileOffset,
+  GroupID,
+  LinkCount,
+  ProcessID,
+  ProcessGroupID,
+  UserID,
+  DeviceID,
+  FileID,
+  FileMode
+ ) where
+
+import Foreign
+import Foreign.C
+import Data.Dynamic
+import Data.Bits
+
+#ifdef __GLASGOW_HASKELL__
+import GHC.Base
+import GHC.Enum
+import GHC.Num
+import GHC.Real
+import GHC.Prim
+import GHC.Read
+import GHC.Show
+#endif
+
+#include "Dynamic.h"
+#include "CTypes.h"
+#include "config.h"
+
+NUMERIC_TYPE(CDev,tyConCDev,"CDev",HTYPE_DEV_T)
+INTEGRAL_TYPE(CIno,tyConCIno,"CIno",HTYPE_INO_T)
+INTEGRAL_TYPE(CMode,tyConCMode,"CMode",HTYPE_MODE_T)
+INTEGRAL_TYPE(COff,tyConCOff,"COff",HTYPE_OFF_T)
+INTEGRAL_TYPE(CPid,tyConCPid,"CPid",HTYPE_PID_T)
+
+#ifdef mingw32_TARGET_OS
+INTEGRAL_TYPE(CSsize,tyConCSsize,"CSsize",HTYPE_SIZE_T)
+#else
+INTEGRAL_TYPE(CSsize,tyConCSsize,"CSsize",HTYPE_SSIZE_T)
+#endif
+
+#ifndef mingw32_TARGET_OS
+INTEGRAL_TYPE(CGid,tyConCGid,"CGid",HTYPE_GID_T)
+INTEGRAL_TYPE(CNlink,tyConCNlink,"CNlink",HTYPE_NLINK_T)
+INTEGRAL_TYPE(CUid,tyConCUid,"CUid",HTYPE_UID_T)
+NUMERIC_TYPE(CCc,tyConCCc,"CCc",HTYPE_CC_T)
+NUMERIC_TYPE(CSpeed,tyConCSpeed,"CSpeed",HTYPE_SPEED_T)
+INTEGRAL_TYPE(CTcflag,tyConCTcflag,"CTcflag",HTYPE_TCFLAG_T)
+INTEGRAL_TYPE(CBlkCnt,tyConBlkCnd,"CBlkCnt",HTYPE_BLKCNT_T)
+#endif
+
+-- Make an Fd type rather than using CInt everywhere
+INTEGRAL_TYPE(Fd,tyConFd,"Fd",CInt)
+
+-- nicer names, and backwards compatibility with POSIX library:
+type ByteCount      = CSize
+type ClockTick      = CClock
+type EpochTime      = CTime
+type LinkCount      = CNlink
+type DeviceID       = CDev
+type FileID         = CIno
+type FileMode       = CMode
+type ProcessID      = CPid
+type UserID         = CUid
+type GroupID        = CGid
+type FileOffset     = COff
+type ProcessGroupID = CPid