-{-# OPTIONS -fno-implicit-prelude -#include "HsCore.h" #-}
+{-# OPTIONS -fno-implicit-prelude -#include "HsBase.h" #-}
-----------------------------------------------------------------------------
---
+-- |
-- Module : Foreign.C.Error
-- Copyright : (c) The FFI task force 2001
--- License : BSD-style (see the file libraries/core/LICENSE)
+-- License : BSD-style (see the file libraries/base/LICENSE)
--
-- Maintainer : ffi@haskell.org
-- Stability : provisional
-- Portability : portable
--
--- $Id: Error.hs,v 1.4 2001/12/21 15:07:22 simonmar Exp $
---
--- C-specific Marshalling support: Handling of C "errno" error codes
+-- C-specific Marshalling support: Handling of C \"errno\" error codes
--
-----------------------------------------------------------------------------
-- this is were we get the CCONST_XXX definitions from that configure
-- calculated for us
--
+#ifndef __NHC__
#include "config.h"
+#endif
-- system dependent imports
-- ------------------------
-- GHC allows us to get at the guts inside IO errors/exceptions
--
#if __GLASGOW_HASKELL__
-import GHC.IOBase (Exception(..), IOException(..), IOErrorType(..))
+import GHC.IOBase (IOException(..), IOErrorType(..))
#endif /* __GLASGOW_HASKELL__ */
-- regular imports
-- ---------------
+import Foreign.Storable
import Foreign.Ptr
import Foreign.C.Types
import Foreign.C.String
import Data.Maybe
#if __GLASGOW_HASKELL__
-import GHC.Storable
import GHC.IOBase
import GHC.Num
import GHC.Base
#else
import System.IO ( IOError, Handle, ioError )
+import System.IO.Unsafe ( unsafePerformIO )
#endif
+#ifdef __HUGS__
+{-# CBITS errno.c #-}
+#endif
+
+
-- "errno" type
-- ------------
-- This function exists because errno is a variable on some systems, but on
-- Windows it is a macro for a function...
-- [yes, global variables and thread safety don't really go hand-in-hand. -- sof]
-foreign import "ghcErrno" unsafe _errno :: Ptr CInt
+#ifdef __NHC__
+foreign import ccall unsafe "errno.h &errno" _errno :: Ptr CInt
+#else
+foreign import ccall unsafe "HsBase.h ghcErrno" _errno :: Ptr CInt
+#endif
-- Haskell representation for "errno" values
--
-- configure
--
eOK = Errno 0
-e2BIG = Errno (cCONST_E2BIG)
-eACCES = Errno (cCONST_EACCES)
-eADDRINUSE = Errno (cCONST_EADDRINUSE)
-eADDRNOTAVAIL = Errno (cCONST_EADDRNOTAVAIL)
-eADV = Errno (cCONST_EADV)
-eAFNOSUPPORT = Errno (cCONST_EAFNOSUPPORT)
-eAGAIN = Errno (cCONST_EAGAIN)
-eALREADY = Errno (cCONST_EALREADY)
-eBADF = Errno (cCONST_EBADF)
-eBADMSG = Errno (cCONST_EBADMSG)
-eBADRPC = Errno (cCONST_EBADRPC)
-eBUSY = Errno (cCONST_EBUSY)
-eCHILD = Errno (cCONST_ECHILD)
-eCOMM = Errno (cCONST_ECOMM)
-eCONNABORTED = Errno (cCONST_ECONNABORTED)
-eCONNREFUSED = Errno (cCONST_ECONNREFUSED)
-eCONNRESET = Errno (cCONST_ECONNRESET)
-eDEADLK = Errno (cCONST_EDEADLK)
-eDESTADDRREQ = Errno (cCONST_EDESTADDRREQ)
-eDIRTY = Errno (cCONST_EDIRTY)
-eDOM = Errno (cCONST_EDOM)
-eDQUOT = Errno (cCONST_EDQUOT)
-eEXIST = Errno (cCONST_EEXIST)
-eFAULT = Errno (cCONST_EFAULT)
-eFBIG = Errno (cCONST_EFBIG)
-eFTYPE = Errno (cCONST_EFTYPE)
-eHOSTDOWN = Errno (cCONST_EHOSTDOWN)
-eHOSTUNREACH = Errno (cCONST_EHOSTUNREACH)
-eIDRM = Errno (cCONST_EIDRM)
-eILSEQ = Errno (cCONST_EILSEQ)
-eINPROGRESS = Errno (cCONST_EINPROGRESS)
-eINTR = Errno (cCONST_EINTR)
-eINVAL = Errno (cCONST_EINVAL)
-eIO = Errno (cCONST_EIO)
-eISCONN = Errno (cCONST_EISCONN)
-eISDIR = Errno (cCONST_EISDIR)
-eLOOP = Errno (cCONST_ELOOP)
-eMFILE = Errno (cCONST_EMFILE)
-eMLINK = Errno (cCONST_EMLINK)
-eMSGSIZE = Errno (cCONST_EMSGSIZE)
-eMULTIHOP = Errno (cCONST_EMULTIHOP)
-eNAMETOOLONG = Errno (cCONST_ENAMETOOLONG)
-eNETDOWN = Errno (cCONST_ENETDOWN)
-eNETRESET = Errno (cCONST_ENETRESET)
-eNETUNREACH = Errno (cCONST_ENETUNREACH)
-eNFILE = Errno (cCONST_ENFILE)
-eNOBUFS = Errno (cCONST_ENOBUFS)
-eNODATA = Errno (cCONST_ENODATA)
-eNODEV = Errno (cCONST_ENODEV)
-eNOENT = Errno (cCONST_ENOENT)
-eNOEXEC = Errno (cCONST_ENOEXEC)
-eNOLCK = Errno (cCONST_ENOLCK)
-eNOLINK = Errno (cCONST_ENOLINK)
-eNOMEM = Errno (cCONST_ENOMEM)
-eNOMSG = Errno (cCONST_ENOMSG)
-eNONET = Errno (cCONST_ENONET)
-eNOPROTOOPT = Errno (cCONST_ENOPROTOOPT)
-eNOSPC = Errno (cCONST_ENOSPC)
-eNOSR = Errno (cCONST_ENOSR)
-eNOSTR = Errno (cCONST_ENOSTR)
-eNOSYS = Errno (cCONST_ENOSYS)
-eNOTBLK = Errno (cCONST_ENOTBLK)
-eNOTCONN = Errno (cCONST_ENOTCONN)
-eNOTDIR = Errno (cCONST_ENOTDIR)
-eNOTEMPTY = Errno (cCONST_ENOTEMPTY)
-eNOTSOCK = Errno (cCONST_ENOTSOCK)
-eNOTTY = Errno (cCONST_ENOTTY)
-eNXIO = Errno (cCONST_ENXIO)
-eOPNOTSUPP = Errno (cCONST_EOPNOTSUPP)
-ePERM = Errno (cCONST_EPERM)
-ePFNOSUPPORT = Errno (cCONST_EPFNOSUPPORT)
-ePIPE = Errno (cCONST_EPIPE)
-ePROCLIM = Errno (cCONST_EPROCLIM)
-ePROCUNAVAIL = Errno (cCONST_EPROCUNAVAIL)
-ePROGMISMATCH = Errno (cCONST_EPROGMISMATCH)
-ePROGUNAVAIL = Errno (cCONST_EPROGUNAVAIL)
-ePROTO = Errno (cCONST_EPROTO)
-ePROTONOSUPPORT = Errno (cCONST_EPROTONOSUPPORT)
-ePROTOTYPE = Errno (cCONST_EPROTOTYPE)
-eRANGE = Errno (cCONST_ERANGE)
-eREMCHG = Errno (cCONST_EREMCHG)
-eREMOTE = Errno (cCONST_EREMOTE)
-eROFS = Errno (cCONST_EROFS)
-eRPCMISMATCH = Errno (cCONST_ERPCMISMATCH)
-eRREMOTE = Errno (cCONST_ERREMOTE)
-eSHUTDOWN = Errno (cCONST_ESHUTDOWN)
-eSOCKTNOSUPPORT = Errno (cCONST_ESOCKTNOSUPPORT)
-eSPIPE = Errno (cCONST_ESPIPE)
-eSRCH = Errno (cCONST_ESRCH)
-eSRMNT = Errno (cCONST_ESRMNT)
-eSTALE = Errno (cCONST_ESTALE)
-eTIME = Errno (cCONST_ETIME)
-eTIMEDOUT = Errno (cCONST_ETIMEDOUT)
-eTOOMANYREFS = Errno (cCONST_ETOOMANYREFS)
-eTXTBSY = Errno (cCONST_ETXTBSY)
-eUSERS = Errno (cCONST_EUSERS)
-eWOULDBLOCK = Errno (cCONST_EWOULDBLOCK)
-eXDEV = Errno (cCONST_EXDEV)
+#ifdef __NHC__
+#include "Errno.hs"
+#else
+e2BIG = Errno (CCONST_E2BIG)
+eACCES = Errno (CCONST_EACCES)
+eADDRINUSE = Errno (CCONST_EADDRINUSE)
+eADDRNOTAVAIL = Errno (CCONST_EADDRNOTAVAIL)
+eADV = Errno (CCONST_EADV)
+eAFNOSUPPORT = Errno (CCONST_EAFNOSUPPORT)
+eAGAIN = Errno (CCONST_EAGAIN)
+eALREADY = Errno (CCONST_EALREADY)
+eBADF = Errno (CCONST_EBADF)
+eBADMSG = Errno (CCONST_EBADMSG)
+eBADRPC = Errno (CCONST_EBADRPC)
+eBUSY = Errno (CCONST_EBUSY)
+eCHILD = Errno (CCONST_ECHILD)
+eCOMM = Errno (CCONST_ECOMM)
+eCONNABORTED = Errno (CCONST_ECONNABORTED)
+eCONNREFUSED = Errno (CCONST_ECONNREFUSED)
+eCONNRESET = Errno (CCONST_ECONNRESET)
+eDEADLK = Errno (CCONST_EDEADLK)
+eDESTADDRREQ = Errno (CCONST_EDESTADDRREQ)
+eDIRTY = Errno (CCONST_EDIRTY)
+eDOM = Errno (CCONST_EDOM)
+eDQUOT = Errno (CCONST_EDQUOT)
+eEXIST = Errno (CCONST_EEXIST)
+eFAULT = Errno (CCONST_EFAULT)
+eFBIG = Errno (CCONST_EFBIG)
+eFTYPE = Errno (CCONST_EFTYPE)
+eHOSTDOWN = Errno (CCONST_EHOSTDOWN)
+eHOSTUNREACH = Errno (CCONST_EHOSTUNREACH)
+eIDRM = Errno (CCONST_EIDRM)
+eILSEQ = Errno (CCONST_EILSEQ)
+eINPROGRESS = Errno (CCONST_EINPROGRESS)
+eINTR = Errno (CCONST_EINTR)
+eINVAL = Errno (CCONST_EINVAL)
+eIO = Errno (CCONST_EIO)
+eISCONN = Errno (CCONST_EISCONN)
+eISDIR = Errno (CCONST_EISDIR)
+eLOOP = Errno (CCONST_ELOOP)
+eMFILE = Errno (CCONST_EMFILE)
+eMLINK = Errno (CCONST_EMLINK)
+eMSGSIZE = Errno (CCONST_EMSGSIZE)
+eMULTIHOP = Errno (CCONST_EMULTIHOP)
+eNAMETOOLONG = Errno (CCONST_ENAMETOOLONG)
+eNETDOWN = Errno (CCONST_ENETDOWN)
+eNETRESET = Errno (CCONST_ENETRESET)
+eNETUNREACH = Errno (CCONST_ENETUNREACH)
+eNFILE = Errno (CCONST_ENFILE)
+eNOBUFS = Errno (CCONST_ENOBUFS)
+eNODATA = Errno (CCONST_ENODATA)
+eNODEV = Errno (CCONST_ENODEV)
+eNOENT = Errno (CCONST_ENOENT)
+eNOEXEC = Errno (CCONST_ENOEXEC)
+eNOLCK = Errno (CCONST_ENOLCK)
+eNOLINK = Errno (CCONST_ENOLINK)
+eNOMEM = Errno (CCONST_ENOMEM)
+eNOMSG = Errno (CCONST_ENOMSG)
+eNONET = Errno (CCONST_ENONET)
+eNOPROTOOPT = Errno (CCONST_ENOPROTOOPT)
+eNOSPC = Errno (CCONST_ENOSPC)
+eNOSR = Errno (CCONST_ENOSR)
+eNOSTR = Errno (CCONST_ENOSTR)
+eNOSYS = Errno (CCONST_ENOSYS)
+eNOTBLK = Errno (CCONST_ENOTBLK)
+eNOTCONN = Errno (CCONST_ENOTCONN)
+eNOTDIR = Errno (CCONST_ENOTDIR)
+eNOTEMPTY = Errno (CCONST_ENOTEMPTY)
+eNOTSOCK = Errno (CCONST_ENOTSOCK)
+eNOTTY = Errno (CCONST_ENOTTY)
+eNXIO = Errno (CCONST_ENXIO)
+eOPNOTSUPP = Errno (CCONST_EOPNOTSUPP)
+ePERM = Errno (CCONST_EPERM)
+ePFNOSUPPORT = Errno (CCONST_EPFNOSUPPORT)
+ePIPE = Errno (CCONST_EPIPE)
+ePROCLIM = Errno (CCONST_EPROCLIM)
+ePROCUNAVAIL = Errno (CCONST_EPROCUNAVAIL)
+ePROGMISMATCH = Errno (CCONST_EPROGMISMATCH)
+ePROGUNAVAIL = Errno (CCONST_EPROGUNAVAIL)
+ePROTO = Errno (CCONST_EPROTO)
+ePROTONOSUPPORT = Errno (CCONST_EPROTONOSUPPORT)
+ePROTOTYPE = Errno (CCONST_EPROTOTYPE)
+eRANGE = Errno (CCONST_ERANGE)
+eREMCHG = Errno (CCONST_EREMCHG)
+eREMOTE = Errno (CCONST_EREMOTE)
+eROFS = Errno (CCONST_EROFS)
+eRPCMISMATCH = Errno (CCONST_ERPCMISMATCH)
+eRREMOTE = Errno (CCONST_ERREMOTE)
+eSHUTDOWN = Errno (CCONST_ESHUTDOWN)
+eSOCKTNOSUPPORT = Errno (CCONST_ESOCKTNOSUPPORT)
+eSPIPE = Errno (CCONST_ESPIPE)
+eSRCH = Errno (CCONST_ESRCH)
+eSRMNT = Errno (CCONST_ESRMNT)
+eSTALE = Errno (CCONST_ESTALE)
+eTIME = Errno (CCONST_ETIME)
+eTIMEDOUT = Errno (CCONST_ETIMEDOUT)
+eTOOMANYREFS = Errno (CCONST_ETOOMANYREFS)
+eTXTBSY = Errno (CCONST_ETXTBSY)
+eUSERS = Errno (CCONST_EUSERS)
+eWOULDBLOCK = Errno (CCONST_EWOULDBLOCK)
+eXDEV = Errno (CCONST_EXDEV)
+#endif
-- checks whether the given errno value is supported on the current
-- architecture
errnoToIOError loc errno maybeHdl maybeName = unsafePerformIO $ do
str <- strerror errno >>= peekCString
#if __GLASGOW_HASKELL__
- return (IOException (IOError maybeHdl errType loc str maybeName))
+ return (IOError maybeHdl errType loc str maybeName)
where
errType
| errno == eOK = OtherError
return (userError (loc ++ ": " ++ str ++ maybe "" (": "++) maybeName))
#endif
-foreign import unsafe strerror :: Errno -> IO (Ptr CChar)
-
-
--- Dreadfully tedious callouts to wrappers which define the
--- actual values for the error codes.
-foreign import ccall "prel_error_E2BIG" unsafe cCONST_E2BIG :: CInt
-foreign import ccall "prel_error_EACCES" unsafe cCONST_EACCES :: CInt
-foreign import ccall "prel_error_EADDRINUSE" unsafe cCONST_EADDRINUSE :: CInt
-foreign import ccall "prel_error_EADDRNOTAVAIL" unsafe cCONST_EADDRNOTAVAIL :: CInt
-foreign import ccall "prel_error_EADV" unsafe cCONST_EADV :: CInt
-foreign import ccall "prel_error_EAFNOSUPPORT" unsafe cCONST_EAFNOSUPPORT :: CInt
-foreign import ccall "prel_error_EAGAIN" unsafe cCONST_EAGAIN :: CInt
-foreign import ccall "prel_error_EALREADY" unsafe cCONST_EALREADY :: CInt
-foreign import ccall "prel_error_EBADF" unsafe cCONST_EBADF :: CInt
-foreign import ccall "prel_error_EBADMSG" unsafe cCONST_EBADMSG :: CInt
-foreign import ccall "prel_error_EBADRPC" unsafe cCONST_EBADRPC :: CInt
-foreign import ccall "prel_error_EBUSY" unsafe cCONST_EBUSY :: CInt
-foreign import ccall "prel_error_ECHILD" unsafe cCONST_ECHILD :: CInt
-foreign import ccall "prel_error_ECOMM" unsafe cCONST_ECOMM :: CInt
-foreign import ccall "prel_error_ECONNABORTED" unsafe cCONST_ECONNABORTED :: CInt
-foreign import ccall "prel_error_ECONNREFUSED" unsafe cCONST_ECONNREFUSED :: CInt
-foreign import ccall "prel_error_ECONNRESET" unsafe cCONST_ECONNRESET :: CInt
-foreign import ccall "prel_error_EDEADLK" unsafe cCONST_EDEADLK :: CInt
-foreign import ccall "prel_error_EDESTADDRREQ" unsafe cCONST_EDESTADDRREQ :: CInt
-foreign import ccall "prel_error_EDIRTY" unsafe cCONST_EDIRTY :: CInt
-foreign import ccall "prel_error_EDOM" unsafe cCONST_EDOM :: CInt
-foreign import ccall "prel_error_EDQUOT" unsafe cCONST_EDQUOT :: CInt
-foreign import ccall "prel_error_EEXIST" unsafe cCONST_EEXIST :: CInt
-foreign import ccall "prel_error_EFAULT" unsafe cCONST_EFAULT :: CInt
-foreign import ccall "prel_error_EFBIG" unsafe cCONST_EFBIG :: CInt
-foreign import ccall "prel_error_EFTYPE" unsafe cCONST_EFTYPE :: CInt
-foreign import ccall "prel_error_EHOSTDOWN" unsafe cCONST_EHOSTDOWN :: CInt
-foreign import ccall "prel_error_EHOSTUNREACH" unsafe cCONST_EHOSTUNREACH :: CInt
-foreign import ccall "prel_error_EIDRM" unsafe cCONST_EIDRM :: CInt
-foreign import ccall "prel_error_EILSEQ" unsafe cCONST_EILSEQ :: CInt
-foreign import ccall "prel_error_EINPROGRESS" unsafe cCONST_EINPROGRESS :: CInt
-foreign import ccall "prel_error_EINTR" unsafe cCONST_EINTR :: CInt
-foreign import ccall "prel_error_EINVAL" unsafe cCONST_EINVAL :: CInt
-foreign import ccall "prel_error_EIO" unsafe cCONST_EIO :: CInt
-foreign import ccall "prel_error_EISCONN" unsafe cCONST_EISCONN :: CInt
-foreign import ccall "prel_error_EISDIR" unsafe cCONST_EISDIR :: CInt
-foreign import ccall "prel_error_ELOOP" unsafe cCONST_ELOOP :: CInt
-foreign import ccall "prel_error_EMFILE" unsafe cCONST_EMFILE :: CInt
-foreign import ccall "prel_error_EMLINK" unsafe cCONST_EMLINK :: CInt
-foreign import ccall "prel_error_EMSGSIZE" unsafe cCONST_EMSGSIZE :: CInt
-foreign import ccall "prel_error_EMULTIHOP" unsafe cCONST_EMULTIHOP :: CInt
-foreign import ccall "prel_error_ENAMETOOLONG" unsafe cCONST_ENAMETOOLONG :: CInt
-foreign import ccall "prel_error_ENETDOWN" unsafe cCONST_ENETDOWN :: CInt
-foreign import ccall "prel_error_ENETRESET" unsafe cCONST_ENETRESET :: CInt
-foreign import ccall "prel_error_ENETUNREACH" unsafe cCONST_ENETUNREACH :: CInt
-foreign import ccall "prel_error_ENFILE" unsafe cCONST_ENFILE :: CInt
-foreign import ccall "prel_error_ENOBUFS" unsafe cCONST_ENOBUFS :: CInt
-foreign import ccall "prel_error_ENODATA" unsafe cCONST_ENODATA :: CInt
-foreign import ccall "prel_error_ENODEV" unsafe cCONST_ENODEV :: CInt
-foreign import ccall "prel_error_ENOENT" unsafe cCONST_ENOENT :: CInt
-foreign import ccall "prel_error_ENOEXEC" unsafe cCONST_ENOEXEC :: CInt
-foreign import ccall "prel_error_ENOLCK" unsafe cCONST_ENOLCK :: CInt
-foreign import ccall "prel_error_ENOLINK" unsafe cCONST_ENOLINK :: CInt
-foreign import ccall "prel_error_ENOMEM" unsafe cCONST_ENOMEM :: CInt
-foreign import ccall "prel_error_ENOMSG" unsafe cCONST_ENOMSG :: CInt
-foreign import ccall "prel_error_ENONET" unsafe cCONST_ENONET :: CInt
-foreign import ccall "prel_error_ENOPROTOOPT" unsafe cCONST_ENOPROTOOPT :: CInt
-foreign import ccall "prel_error_ENOSPC" unsafe cCONST_ENOSPC :: CInt
-foreign import ccall "prel_error_ENOSR" unsafe cCONST_ENOSR :: CInt
-foreign import ccall "prel_error_ENOSTR" unsafe cCONST_ENOSTR :: CInt
-foreign import ccall "prel_error_ENOSYS" unsafe cCONST_ENOSYS :: CInt
-foreign import ccall "prel_error_ENOTBLK" unsafe cCONST_ENOTBLK :: CInt
-foreign import ccall "prel_error_ENOTCONN" unsafe cCONST_ENOTCONN :: CInt
-foreign import ccall "prel_error_ENOTDIR" unsafe cCONST_ENOTDIR :: CInt
-foreign import ccall "prel_error_ENOTEMPTY" unsafe cCONST_ENOTEMPTY :: CInt
-foreign import ccall "prel_error_ENOTSOCK" unsafe cCONST_ENOTSOCK :: CInt
-foreign import ccall "prel_error_ENOTTY" unsafe cCONST_ENOTTY :: CInt
-foreign import ccall "prel_error_ENXIO" unsafe cCONST_ENXIO :: CInt
-foreign import ccall "prel_error_EOPNOTSUPP" unsafe cCONST_EOPNOTSUPP :: CInt
-foreign import ccall "prel_error_EPERM" unsafe cCONST_EPERM :: CInt
-foreign import ccall "prel_error_EPFNOSUPPORT" unsafe cCONST_EPFNOSUPPORT :: CInt
-foreign import ccall "prel_error_EPIPE" unsafe cCONST_EPIPE :: CInt
-foreign import ccall "prel_error_EPROCLIM" unsafe cCONST_EPROCLIM :: CInt
-foreign import ccall "prel_error_EPROCUNAVAIL" unsafe cCONST_EPROCUNAVAIL :: CInt
-foreign import ccall "prel_error_EPROGMISMATCH" unsafe cCONST_EPROGMISMATCH :: CInt
-foreign import ccall "prel_error_EPROGUNAVAIL" unsafe cCONST_EPROGUNAVAIL :: CInt
-foreign import ccall "prel_error_EPROTO" unsafe cCONST_EPROTO :: CInt
-foreign import ccall "prel_error_EPROTONOSUPPORT" unsafe cCONST_EPROTONOSUPPORT :: CInt
-foreign import ccall "prel_error_EPROTOTYPE" unsafe cCONST_EPROTOTYPE :: CInt
-foreign import ccall "prel_error_ERANGE" unsafe cCONST_ERANGE :: CInt
-foreign import ccall "prel_error_EREMCHG" unsafe cCONST_EREMCHG :: CInt
-foreign import ccall "prel_error_EREMOTE" unsafe cCONST_EREMOTE :: CInt
-foreign import ccall "prel_error_EROFS" unsafe cCONST_EROFS :: CInt
-foreign import ccall "prel_error_ERPCMISMATCH" unsafe cCONST_ERPCMISMATCH :: CInt
-foreign import ccall "prel_error_ERREMOTE" unsafe cCONST_ERREMOTE :: CInt
-foreign import ccall "prel_error_ESHUTDOWN" unsafe cCONST_ESHUTDOWN :: CInt
-foreign import ccall "prel_error_ESOCKTNOSUPPORT" unsafe cCONST_ESOCKTNOSUPPORT :: CInt
-foreign import ccall "prel_error_ESPIPE" unsafe cCONST_ESPIPE :: CInt
-foreign import ccall "prel_error_ESRCH" unsafe cCONST_ESRCH :: CInt
-foreign import ccall "prel_error_ESRMNT" unsafe cCONST_ESRMNT :: CInt
-foreign import ccall "prel_error_ESTALE" unsafe cCONST_ESTALE :: CInt
-foreign import ccall "prel_error_ETIME" unsafe cCONST_ETIME :: CInt
-foreign import ccall "prel_error_ETIMEDOUT" unsafe cCONST_ETIMEDOUT :: CInt
-foreign import ccall "prel_error_ETOOMANYREFS" unsafe cCONST_ETOOMANYREFS :: CInt
-foreign import ccall "prel_error_ETXTBSY" unsafe cCONST_ETXTBSY :: CInt
-foreign import ccall "prel_error_EUSERS" unsafe cCONST_EUSERS :: CInt
-foreign import ccall "prel_error_EWOULDBLOCK" unsafe cCONST_EWOULDBLOCK :: CInt
-foreign import ccall "prel_error_EXDEV" unsafe cCONST_EXDEV :: CInt
-
+foreign import ccall unsafe "string.h" strerror :: Errno -> IO (Ptr CChar)
projects / ghc-base.git / blobdiff