network 2.2.0.1 → 2.2.1
raw patch · 7 files changed
+6971/−6581 lines, 7 filesnew-uploader
Files
- Network/BSD.hsc +2/−1
- Network/Socket.hsc +33/−544
- Network/Socket/Internal.hsc +646/−0
- Network/URI.hs +1/−1
- configure +6278/−6026
- include/HsNetworkConfig.h +5/−5
- network.cabal +6/−4
Network/BSD.hsc view
@@ -103,6 +103,7 @@ import Foreign.Marshal.Array ( allocaArray0, peekArray0 ) import Foreign.Marshal.Utils ( with, fromBool ) import Data.Typeable+import System.IO.Error import System.IO.Unsafe ( unsafePerformIO ) #ifdef __GLASGOW_HASKELL__@@ -569,5 +570,5 @@ throwNoSuchThingIfNull loc desc act = do ptr <- act if (ptr == nullPtr)- then ioError (IOError Nothing NoSuchThing loc desc Nothing)+ then ioError (ioeSetErrorString (mkIOError NoSuchThing loc Nothing Nothing) desc) else return ptr
Network/Socket.hsc view
@@ -211,6 +211,7 @@ import qualified Control.Exception import Control.Concurrent.MVar import Data.Typeable+import System.IO.Error #ifdef __GLASGOW_HASKELL__ import GHC.Conc (threadWaitRead, threadWaitWrite)@@ -225,6 +226,8 @@ import System.IO.Unsafe (unsafePerformIO) #endif +import Network.Socket.Internal+ type HostName = String type ServiceName = String @@ -272,6 +275,7 @@ | Listening -- listen | Connected -- connect/accept | ConvertedToHandle -- is now a Handle, don't touch+ | Closed -- sClose deriving (Eq, Show) INSTANCE_TYPEABLE0(SocketStatus,socketStatusTc,"SocketStatus")@@ -313,23 +317,8 @@ defaultProtocol :: ProtocolNumber defaultProtocol = 0 --- NOTE: HostAddresses are represented in network byte order.--- Functions that expect the address in machine byte order--- will have to perform the necessary translation.-type HostAddress = Word32--#if defined(IPV6_SOCKET_SUPPORT)-type HostAddress6 = (Word32, Word32, Word32, Word32)-#endif- ---------------------------------------------------------------------------- -- Port Numbers------ newtyped to prevent accidental use of sane-looking--- port numbers that haven't actually been converted to--- network-byte-order first.----newtype PortNumber = PortNum Word16 deriving ( Eq, Ord ) INSTANCE_TYPEABLE0(PortNumber,portNumberTc,"PortNumber") @@ -378,55 +367,8 @@ ----------------------------------------------------------------------------- -- SockAddr --- The scheme used for addressing sockets is somewhat quirky. The--- calls in the BSD socket API that need to know the socket address--- all operate in terms of struct sockaddr, a `virtual' type of--- socket address.---- The Internet family of sockets are addressed as struct sockaddr_in,--- so when calling functions that operate on struct sockaddr, we have--- to type cast the Internet socket address into a struct sockaddr.--- Instances of the structure for different families might *not* be--- the same size. Same casting is required of other families of--- sockets such as Xerox NS. Similarly for Unix domain sockets.---- To represent these socket addresses in Haskell-land, we do what BSD--- didn't do, and use a union/algebraic type for the different--- families. Currently only Unix domain sockets and the Internet--- families are supported.--#if defined(IPV6_SOCKET_SUPPORT)-type FlowInfo = Word32-type ScopeID = Word32-#endif--data SockAddr -- C Names - = SockAddrInet- PortNumber -- sin_port (network byte order)- HostAddress -- sin_addr (ditto)-#if defined(IPV6_SOCKET_SUPPORT)- | SockAddrInet6- PortNumber -- sin6_port (network byte order)- FlowInfo -- sin6_flowinfo (ditto)- HostAddress6 -- sin6_addr (ditto)- ScopeID -- sin6_scope_id (ditto)-#endif-#if defined(DOMAIN_SOCKET_SUPPORT)- | SockAddrUnix- String -- sun_path-#endif- deriving (Eq)- INSTANCE_TYPEABLE0(SockAddr,sockAddrTc,"SockAddr") -#if defined(WITH_WINSOCK) || defined(cygwin32_HOST_OS)-type CSaFamily = (#type unsigned short)-#elif defined(darwin_HOST_OS)-type CSaFamily = (#type u_char)-#else-type CSaFamily = (#type sa_family_t)-#endif- instance Show SockAddr where #if defined(DOMAIN_SOCKET_SUPPORT) showsPrec _ (SockAddrUnix str) = showString str@@ -443,156 +385,8 @@ maybe (fail "showsPrec: impossible internal error") return) . showString "]:" . shows port---- The peek32 and poke32 functions work around the fact that the RFCs--- don't require 32-bit-wide address fields to be present. We can--- only portably rely on an 8-bit field, s6_addr.--s6_addr_offset :: Int-s6_addr_offset = (#offset struct in6_addr, s6_addr)--peek32 :: Ptr a -> Int -> IO Word32--peek32 p i = do- let i' = i * 4- peekByte n = peekByteOff p (s6_addr_offset + i' + n) :: IO Word8- a `sl` i = fromIntegral a `shiftL` i- a0 <- peekByte 0- a1 <- peekByte 1- a2 <- peekByte 2- a3 <- peekByte 3- return ((a0 `sl` 24) .|. (a1 `sl` 16) .|. (a2 `sl` 8) .|. (a3 `sl` 0))--poke32 :: Ptr a -> Int -> Word32 -> IO ()--poke32 p i a = do- let i' = i * 4- pokeByte n = pokeByteOff p (s6_addr_offset + i' + n)- a `sr` i = fromIntegral (a `shiftR` i) :: Word8- pokeByte 0 (a `sr` 24)- pokeByte 1 (a `sr` 16)- pokeByte 2 (a `sr` 8)- pokeByte 3 (a `sr` 0)--instance Storable HostAddress6 where- sizeOf _ = (#const sizeof(struct in6_addr))- alignment _ = alignment (undefined :: CInt)-- peek p = do- a <- peek32 p 0- b <- peek32 p 1- c <- peek32 p 2- d <- peek32 p 3- return (a, b, c, d)-- poke p (a, b, c, d) = do- poke32 p 0 a- poke32 p 1 b- poke32 p 2 c- poke32 p 3 d #endif --- we can't write an instance of Storable for SockAddr, because the Storable--- class can't easily handle alternatives. Also note that on Darwin, the--- sockaddr structure must be zeroed before use.--#if defined(DOMAIN_SOCKET_SUPPORT)-pokeSockAddr p (SockAddrUnix path) = do-#if defined(darwin_TARGET_OS)- zeroMemory p (#const sizeof(struct sockaddr_un))-#endif-#if defined(HAVE_STRUCT_SOCKADDR_SA_LEN)- (#poke struct sockaddr_un, sun_len) p ((#const sizeof(struct sockaddr_un)) :: Word8)-#endif- (#poke struct sockaddr_un, sun_family) p ((#const AF_UNIX) :: CSaFamily)- let pathC = map castCharToCChar path- poker = case path of ('\0':_) -> pokeArray; _ -> pokeArray0 0- poker ((#ptr struct sockaddr_un, sun_path) p) pathC-#endif-pokeSockAddr p (SockAddrInet (PortNum port) addr) = do-#if defined(darwin_TARGET_OS)- zeroMemory p (#const sizeof(struct sockaddr_in))-#endif-#if defined(HAVE_STRUCT_SOCKADDR_SA_LEN)- (#poke struct sockaddr_in, sin_len) p ((#const sizeof(struct sockaddr_in)) :: Word8)-#endif- (#poke struct sockaddr_in, sin_family) p ((#const AF_INET) :: CSaFamily)- (#poke struct sockaddr_in, sin_port) p port- (#poke struct sockaddr_in, sin_addr) p addr -#if defined(IPV6_SOCKET_SUPPORT)-pokeSockAddr p (SockAddrInet6 (PortNum port) flow addr scope) = do-#if defined(darwin_TARGET_OS)- zeroMemory p (#const sizeof(struct sockaddr_in6))-#endif-#if defined(HAVE_STRUCT_SOCKADDR_SA_LEN)- (#poke struct sockaddr_in6, sin6_len) p ((#const sizeof(struct sockaddr_in6)) :: Word8)-#endif- (#poke struct sockaddr_in6, sin6_family) p ((#const AF_INET6) :: CSaFamily)- (#poke struct sockaddr_in6, sin6_port) p port- (#poke struct sockaddr_in6, sin6_flowinfo) p flow- (#poke struct sockaddr_in6, sin6_addr) p addr - (#poke struct sockaddr_in6, sin6_scope_id) p scope-#endif--peekSockAddr :: Ptr SockAddr -> IO SockAddr--peekSockAddr p = do- family <- (#peek struct sockaddr, sa_family) p- case family :: CSaFamily of-#if defined(DOMAIN_SOCKET_SUPPORT)- (#const AF_UNIX) -> do- str <- peekCString ((#ptr struct sockaddr_un, sun_path) p)- return (SockAddrUnix str)-#endif- (#const AF_INET) -> do- addr <- (#peek struct sockaddr_in, sin_addr) p- port <- (#peek struct sockaddr_in, sin_port) p- return (SockAddrInet (PortNum port) addr)-#if defined(IPV6_SOCKET_SUPPORT)- (#const AF_INET6) -> do- port <- (#peek struct sockaddr_in6, sin6_port) p- flow <- (#peek struct sockaddr_in6, sin6_flowinfo) p- addr <- (#peek struct sockaddr_in6, sin6_addr) p- scope <- (#peek struct sockaddr_in6, sin6_scope_id) p- return (SockAddrInet6 (PortNum port) flow addr scope)-#endif---- helper function used to zero a structure-zeroMemory :: Ptr a -> CSize -> IO ()-zeroMemory dest nbytes = memset dest 0 (fromIntegral nbytes)-foreign import ccall unsafe "string.h" memset :: Ptr a -> CInt -> CSize -> IO ()---- size of struct sockaddr by family-#if defined(DOMAIN_SOCKET_SUPPORT)-sizeOfSockAddr_Family AF_UNIX = #const sizeof(struct sockaddr_un)-#endif-#if defined(IPV6_SOCKET_SUPPORT)-sizeOfSockAddr_Family AF_INET6 = #const sizeof(struct sockaddr_in6)-#endif-sizeOfSockAddr_Family AF_INET = #const sizeof(struct sockaddr_in)---- size of struct sockaddr by SockAddr-#if defined(DOMAIN_SOCKET_SUPPORT)-sizeOfSockAddr (SockAddrUnix path) =- case path of- '\0':_ -> (#const sizeof(sa_family_t)) + length path- _ -> #const sizeof(struct sockaddr_un)-#endif-sizeOfSockAddr (SockAddrInet _ _) = #const sizeof(struct sockaddr_in)-#if defined(IPV6_SOCKET_SUPPORT)-sizeOfSockAddr (SockAddrInet6 _ _ _ _) = #const sizeof(struct sockaddr_in6)-#endif--withSockAddr :: SockAddr -> (Ptr SockAddr -> Int -> IO a) -> IO a-withSockAddr addr f = do- let sz = sizeOfSockAddr addr- allocaBytes sz $ \p -> pokeSockAddr p addr >> f (castPtr p) sz--withNewSockAddr :: Family -> (Ptr SockAddr -> Int -> IO a) -> IO a-withNewSockAddr family f = do- let sz = sizeOfSockAddr_Family family- allocaBytes sz $ \ptr -> f ptr sz- ----------------------------------------------------------------------------- -- Connection Functions @@ -724,7 +518,7 @@ _ | err == eINTR -> connectLoop _ | err == eINPROGRESS -> connectBlocked -- _ | err == eAGAIN -> connectBlocked- otherwise -> throwErrno "connect"+ otherwise -> throwSocketError "connect" #else rc <- c_getLastError case rc of@@ -732,9 +526,9 @@ withSocketsDo (return ()) r <- c_connect s p_addr (fromIntegral sz) if r == -1- then (c_getLastError >>= throwSocketError "connect")+ then throwSocketError "connect" else return r- _ -> throwSocketError "connect" rc+ _ -> throwSocketError "connect" #endif else return r @@ -800,7 +594,7 @@ ioError (userError ("accept: can't perform accept on socket (" ++ (show (family,stype,protocol)) ++") in status " ++ show currentStatus)) else do- let sz = sizeOfSockAddr_Family family+ let sz = sizeOfSockAddrByFamily family allocaBytes sz $ \ sockaddr -> do #if defined(mingw32_HOST_OS) && defined(__GLASGOW_HASKELL__) new_sock <-@@ -820,7 +614,7 @@ with (fromIntegral sz) $ \ ptr_len -> do new_sock <- # if !defined(__HUGS__)- throwErrnoIfMinus1Retry_repeatOnBlock "accept" + throwSocketErrorIfMinus1RetryMayBlock "accept" (threadWaitRead (fromIntegral s)) # endif (c_accept s sockaddr ptr_len)@@ -866,7 +660,7 @@ withSockAddr addr $ \p_addr sz -> do liftM fromIntegral $ #if !defined(__HUGS__)- throwErrnoIfMinus1Retry_repeatOnBlock "sendTo"+ throwSocketErrorIfMinus1RetryMayBlock "sendTo" (threadWaitWrite (fromIntegral s)) $ #endif c_sendto s ptr (fromIntegral $ nbytes) 0{-flags-} @@ -890,7 +684,7 @@ poke ptr_len (fromIntegral sz) len <- #if !defined(__HUGS__)- throwErrnoIfMinus1Retry_repeatOnBlock "recvFrom" + throwSocketErrorIfMinus1RetryMayBlock "recvFrom" (threadWaitRead (fromIntegral s)) $ #endif c_recvfrom s ptr (fromIntegral nbytes) 0{-flags-} @@ -925,7 +719,7 @@ (fromIntegral len) #else # if !defined(__HUGS__)- throwErrnoIfMinus1Retry_repeatOnBlock "send"+ throwSocketErrorIfMinus1RetryMayBlock "send" (threadWaitWrite (fromIntegral s)) $ # endif c_send s str (fromIntegral len) 0{-flags-} @@ -945,7 +739,7 @@ (fromIntegral nbytes) #else # if !defined(__HUGS__)- throwErrnoIfMinus1Retry_repeatOnBlock "recv" + throwSocketErrorIfMinus1RetryMayBlock "recv" (threadWaitRead (fromIntegral s)) $ # endif c_recv s ptr (fromIntegral nbytes) 0{-flags-} @@ -1197,7 +991,7 @@ sendFd sock outfd = do let fd = fdSocket sock #if !defined(__HUGS__)- throwErrnoIfMinus1Retry_repeatOnBlock "sendFd"+ throwSocketErrorIfMinus1RetryMayBlock "sendFd" (threadWaitWrite (fromIntegral fd)) $ c_sendFd fd outfd #else@@ -1213,7 +1007,7 @@ let fd = fdSocket sock theFd <- #if !defined(__HUGS__)- throwErrnoIfMinus1Retry_repeatOnBlock "recvFd" + throwSocketErrorIfMinus1RetryMayBlock "recvFd" (threadWaitRead (fromIntegral fd)) $ #endif c_recvFd fd@@ -1231,7 +1025,7 @@ let fd = fdSocket sock _ <- #if !defined(__HUGS__)- throwErrnoIfMinus1Retry_repeatOnBlock "sendAncillary"+ throwSocketErrorIfMinus1RetryMayBlock "sendAncillary" (threadWaitWrite (fromIntegral fd)) $ #endif c_sendAncillary fd (fromIntegral level) (fromIntegral ty)@@ -1251,7 +1045,7 @@ poke ptr_len (fromIntegral len) _ <- #if !defined(__HUGS__)- throwErrnoIfMinus1Retry_repeatOnBlock "recvAncillary" + throwSocketErrorIfMinus1RetryMayBlock "recvAncillary" (threadWaitRead (fromIntegral fd)) $ #endif c_recvAncillary fd ptr_lev ptr_ty (fromIntegral flags) ptr_pData ptr_len@@ -1313,206 +1107,6 @@ packSocketType :: SocketType -> CInt unpackSocketType:: CInt -> SocketType --- | Address Families.------ This data type might have different constructors depending on what is--- supported by the operating system.-data Family- = AF_UNSPEC -- unspecified-#ifdef AF_UNIX- | AF_UNIX -- local to host (pipes, portals-#endif-#ifdef AF_INET- | AF_INET -- internetwork: UDP, TCP, etc-#endif-#ifdef AF_INET6- | AF_INET6 -- Internet Protocol version 6-#endif-#ifdef AF_IMPLINK- | AF_IMPLINK -- arpanet imp addresses-#endif-#ifdef AF_PUP- | AF_PUP -- pup protocols: e.g. BSP-#endif-#ifdef AF_CHAOS- | AF_CHAOS -- mit CHAOS protocols-#endif-#ifdef AF_NS- | AF_NS -- XEROX NS protocols -#endif-#ifdef AF_NBS- | AF_NBS -- nbs protocols-#endif-#ifdef AF_ECMA- | AF_ECMA -- european computer manufacturers-#endif-#ifdef AF_DATAKIT- | AF_DATAKIT -- datakit protocols-#endif-#ifdef AF_CCITT- | AF_CCITT -- CCITT protocols, X.25 etc-#endif-#ifdef AF_SNA- | AF_SNA -- IBM SNA-#endif-#ifdef AF_DECnet- | AF_DECnet -- DECnet-#endif-#ifdef AF_DLI- | AF_DLI -- Direct data link interface-#endif-#ifdef AF_LAT- | AF_LAT -- LAT-#endif-#ifdef AF_HYLINK- | AF_HYLINK -- NSC Hyperchannel-#endif-#ifdef AF_APPLETALK- | AF_APPLETALK -- Apple Talk-#endif-#ifdef AF_ROUTE- | AF_ROUTE -- Internal Routing Protocol -#endif-#ifdef AF_NETBIOS- | AF_NETBIOS -- NetBios-style addresses-#endif-#ifdef AF_NIT- | AF_NIT -- Network Interface Tap-#endif-#ifdef AF_802- | AF_802 -- IEEE 802.2, also ISO 8802-#endif-#ifdef AF_ISO- | AF_ISO -- ISO protocols-#endif-#ifdef AF_OSI- | AF_OSI -- umbrella of all families used by OSI-#endif-#ifdef AF_NETMAN- | AF_NETMAN -- DNA Network Management -#endif-#ifdef AF_X25- | AF_X25 -- CCITT X.25-#endif-#ifdef AF_AX25- | AF_AX25-#endif-#ifdef AF_OSINET- | AF_OSINET -- AFI-#endif-#ifdef AF_GOSSIP- | AF_GOSSIP -- US Government OSI-#endif-#ifdef AF_IPX- | AF_IPX -- Novell Internet Protocol-#endif-#ifdef Pseudo_AF_XTP- | Pseudo_AF_XTP -- eXpress Transfer Protocol (no AF) -#endif-#ifdef AF_CTF- | AF_CTF -- Common Trace Facility -#endif-#ifdef AF_WAN- | AF_WAN -- Wide Area Network protocols -#endif-#ifdef AF_SDL- | AF_SDL -- SGI Data Link for DLPI-#endif-#ifdef AF_NETWARE- | AF_NETWARE -#endif-#ifdef AF_NDD- | AF_NDD -#endif-#ifdef AF_INTF- | AF_INTF -- Debugging use only -#endif-#ifdef AF_COIP- | AF_COIP -- connection-oriented IP, aka ST II-#endif-#ifdef AF_CNT- | AF_CNT -- Computer Network Technology-#endif-#ifdef Pseudo_AF_RTIP- | Pseudo_AF_RTIP -- Help Identify RTIP packets-#endif-#ifdef Pseudo_AF_PIP- | Pseudo_AF_PIP -- Help Identify PIP packets-#endif-#ifdef AF_SIP- | AF_SIP -- Simple Internet Protocol-#endif-#ifdef AF_ISDN- | AF_ISDN -- Integrated Services Digital Network-#endif-#ifdef Pseudo_AF_KEY- | Pseudo_AF_KEY -- Internal key-management function-#endif-#ifdef AF_NATM- | AF_NATM -- native ATM access-#endif-#ifdef AF_ARP- | AF_ARP -- (rev.) addr. res. prot. (RFC 826)-#endif-#ifdef Pseudo_AF_HDRCMPLT- | Pseudo_AF_HDRCMPLT -- Used by BPF to not rewrite hdrs in iface output-#endif-#ifdef AF_ENCAP- | AF_ENCAP -#endif-#ifdef AF_LINK- | AF_LINK -- Link layer interface -#endif-#ifdef AF_RAW- | AF_RAW -- Link layer interface-#endif-#ifdef AF_RIF- | AF_RIF -- raw interface -#endif-#ifdef AF_NETROM- | AF_NETROM -- Amateur radio NetROM-#endif-#ifdef AF_BRIDGE- | AF_BRIDGE -- multiprotocol bridge-#endif-#ifdef AF_ATMPVC- | AF_ATMPVC -- ATM PVCs-#endif-#ifdef AF_ROSE- | AF_ROSE -- Amateur Radio X.25 PLP-#endif-#ifdef AF_NETBEUI- | AF_NETBEUI -- 802.2LLC-#endif-#ifdef AF_SECURITY- | AF_SECURITY -- Security callback pseudo AF-#endif-#ifdef AF_PACKET- | AF_PACKET -- Packet family-#endif-#ifdef AF_ASH- | AF_ASH -- Ash-#endif-#ifdef AF_ECONET- | AF_ECONET -- Acorn Econet-#endif-#ifdef AF_ATMSVC- | AF_ATMSVC -- ATM SVCs-#endif-#ifdef AF_IRDA- | AF_IRDA -- IRDA sockets-#endif-#ifdef AF_PPPOX- | AF_PPPOX -- PPPoX sockets-#endif-#ifdef AF_WANPIPE- | AF_WANPIPE -- Wanpipe API sockets-#endif-#ifdef AF_BLUETOOTH- | AF_BLUETOOTH -- bluetooth sockets-#endif- deriving (Eq, Ord, Read, Show)- ------ ------ packFamily f = case f of@@ -2028,10 +1622,13 @@ -- | Closes a socket sClose :: Socket -> IO () sClose (MkSocket s _ _ _ socketStatus) = do - withMVar socketStatus $ \ status ->- if status == ConvertedToHandle- then ioError (userError ("sClose: converted to a Handle, use hClose instead"))- else c_close s; return ()+ modifyMVar_ socketStatus $ \ status ->+ case status of+ ConvertedToHandle ->+ ioError (userError ("sClose: converted to a Handle, use hClose instead"))+ Closed ->+ return status+ _ -> c_close s >> return Closed -- ----------------------------------------------------------------------------- @@ -2375,8 +1972,9 @@ c_freeaddrinfo ptr_addrs return ais _ -> do err <- gai_strerror ret- ioError (IOError Nothing NoSuchThing "getAddrInfo" err- Nothing)+ ioError (ioeSetErrorString+ (mkIOError NoSuchThing "getAddrInfo" Nothing+ Nothing) err) followAddrInfo :: Ptr AddrInfo -> IO [AddrInfo] @@ -2467,8 +2065,9 @@ serv <- peekIf doService c_serv return (host, serv) _ -> do err <- gai_strerror ret- ioError (IOError Nothing NoSuchThing "getNameInfo" err- Nothing)+ ioError (ioeSetErrorString+ (mkIOError NoSuchThing "getNameInfo" Nothing + Nothing) err) foreign import ccall safe "getnameinfo" c_getnameinfo :: Ptr SockAddr -> CInt{-CSockLen???-} -> CString -> CSize -> CString@@ -2476,45 +2075,16 @@ #endif mkInvalidRecvArgError :: String -> IOError-mkInvalidRecvArgError loc = IOError Nothing +mkInvalidRecvArgError loc = ioeSetErrorString (mkIOError #ifdef __GLASGOW_HASKELL__ InvalidArgument #else IllegalOperation #endif- loc "non-positive length" Nothing+ loc Nothing Nothing) "non-positive length" mkEOFError :: String -> IOError-mkEOFError loc = IOError Nothing EOF loc "end of file" Nothing---- ------------------------------------------------------------------------------ WinSock support--{-| On Windows operating systems, the networking subsystem has to be-initialised using 'withSocketsDo' before any networking operations can-be used. eg.--> main = withSocketsDo $ do {...}--Although this is only strictly necessary on Windows platforms, it is-harmless on other platforms, so for portability it is good practice to-use it all the time.--}-withSocketsDo :: IO a -> IO a-#if !defined(WITH_WINSOCK)-withSocketsDo x = x-#else-withSocketsDo act = do- x <- initWinSock- if ( x /= 0 ) then- ioError (userError "Failed to initialise WinSock")- else do- act `Control.Exception.finally` shutdownWinSock--foreign import ccall unsafe "initWinSock" initWinSock :: IO Int-foreign import ccall unsafe "shutdownWinSock" shutdownWinSock :: IO ()--#endif+mkEOFError loc = ioeSetErrorString (mkIOError EOF loc Nothing Nothing) "end of file" -- --------------------------------------------------------------------------- -- foreign imports from the C library@@ -2570,84 +2140,3 @@ c_getsockopt :: CInt -> CInt -> CInt -> Ptr CInt -> Ptr CInt -> IO CInt foreign import CALLCONV unsafe "setsockopt" c_setsockopt :: CInt -> CInt -> CInt -> Ptr CInt -> CInt -> IO CInt---------------------------------------------------------------------------------- Support for thread-safe blocking operations in GHC.--#if defined(__GLASGOW_HASKELL__) && !(defined(HAVE_WINSOCK_H) && !defined(cygwin32_HOST_OS))---{-# SPECIALISE - throwErrnoIfMinus1Retry_mayBlock- :: String -> IO CInt -> IO CInt -> IO CInt #-}-throwErrnoIfMinus1Retry_mayBlock :: Num a => String -> IO a -> IO a -> IO a-throwErrnoIfMinus1Retry_mayBlock name on_block act = do- res <- act- if res == -1- then do- err <- getErrno- if err == eINTR- then throwErrnoIfMinus1Retry_mayBlock name on_block act- else if err == eWOULDBLOCK || err == eAGAIN- then on_block- else throwErrno name- else return res--throwErrnoIfMinus1Retry_repeatOnBlock :: Num a => String -> IO b -> IO a -> IO a-throwErrnoIfMinus1Retry_repeatOnBlock name on_block act = do- throwErrnoIfMinus1Retry_mayBlock name (on_block >> repeat) act- where repeat = throwErrnoIfMinus1Retry_repeatOnBlock name on_block act--throwSocketErrorIfMinus1Retry name act = throwErrnoIfMinus1Retry name act--throwSocketErrorIfMinus1_ :: Num a => String -> IO a -> IO ()-throwSocketErrorIfMinus1_ = throwErrnoIfMinus1_-#else--throwErrnoIfMinus1Retry_mayBlock name _ act- = throwSocketErrorIfMinus1Retry name act--throwErrnoIfMinus1Retry_repeatOnBlock name _ act- = throwSocketErrorIfMinus1Retry name act--throwSocketErrorIfMinus1_ :: Num a => String -> IO a -> IO ()-throwSocketErrorIfMinus1_ name act = do- throwSocketErrorIfMinus1Retry name act- return ()--# if defined(HAVE_WINSOCK_H) && !defined(cygwin32_HOST_OS)-throwSocketErrorIfMinus1Retry name act = do- r <- act- if (r == -1) - then do- rc <- c_getLastError- case rc of- 10093 -> do -- WSANOTINITIALISED- withSocketsDo (return ())- r <- act- if (r == -1)- then (c_getLastError >>= throwSocketError name)- else return r- _ -> throwSocketError name rc- else return r--throwSocketError name rc = do- pstr <- c_getWSError rc- str <- peekCString pstr-# if __GLASGOW_HASKELL__- ioError (IOError Nothing OtherError name str Nothing)-# else - ioError (userError (name ++ ": socket error - " ++ str))-# endif-foreign import CALLCONV unsafe "WSAGetLastError"- c_getLastError :: IO CInt--foreign import ccall unsafe "getWSErrorDescr"- c_getWSError :: CInt -> IO (Ptr CChar)---# else -throwSocketErrorIfMinus1Retry name act = throwErrnoIfMinus1Retry name act-# endif-#endif /* __GLASGOW_HASKELL */-
+ Network/Socket/Internal.hsc view
@@ -0,0 +1,646 @@+{-# OPTIONS -fglasgow-exts -cpp #-}+-----------------------------------------------------------------------------+-- |+-- Module : Network.Socket.Internal+-- Copyright : (c) The University of Glasgow 2001+-- License : BSD-style (see the file libraries/network/LICENSE)+--+-- Maintainer : libraries@haskell.org+-- Stability : provisional+-- Portability : portable+--+-- A module containing semi-public 'Network.Socket' internals.+-- Modules which extend the 'Network.Socket' module will need to use+-- this module while ideally most users will be able to make do with+-- the public interface.+--+-----------------------------------------------------------------------------++#include "HsNet.h"++#if defined(HAVE_WINSOCK_H) && !defined(cygwin32_HOST_OS)+#define WITH_WINSOCK 1+#endif++#if !defined(mingw32_HOST_OS) && !defined(_WIN32)+#define DOMAIN_SOCKET_SUPPORT 1+#endif++#if !defined(CALLCONV)+#ifdef WITH_WINSOCK+#define CALLCONV stdcall+#else+#define CALLCONV ccall+#endif+#endif++module Network.Socket.Internal+ (+ -- * Socket addresses+ HostAddress,+#if defined(IPV6_SOCKET_SUPPORT)+ HostAddress6,+ FlowInfo,+ ScopeID,+#endif+ PortNumber(..),+ SockAddr(..),++ peekSockAddr,+ pokeSockAddr,+ sizeOfSockAddr,+ sizeOfSockAddrByFamily,+ withSockAddr,+ withNewSockAddr,++ -- * Protocol families+ Family(..),++ -- * Socket error functions+#if defined(HAVE_WINSOCK_H) && !defined(cygwin32_HOST_OS)+ c_getLastError,+#endif+ throwSocketError,++ -- * Guards for socket operations that may fail+ throwSocketErrorIfMinus1_,+ throwSocketErrorIfMinus1Retry,+ throwSocketErrorIfMinus1RetryMayBlock,++ -- * Initialization+ withSocketsDo,+ ) where++import Data.Bits ( (.|.), shiftL, shiftR )+import Data.Word ( Word8, Word16, Word32 )+import Foreign.C.Error (throwErrno, throwErrnoIfMinus1Retry,+ throwErrnoIfMinus1RetryMayBlock, throwErrnoIfMinus1_)+import Foreign.C.String ( castCharToCChar, peekCString )+import Foreign.C.Types ( CInt, CSize )+import Foreign.Marshal.Alloc ( allocaBytes )+import Foreign.Marshal.Array ( pokeArray, pokeArray0 )+import Foreign.Ptr ( Ptr, castPtr, plusPtr )+import Foreign.Storable ( Storable(..) )++#if defined(HAVE_WINSOCK_H) && !defined(cygwin32_HOST_OS)+import Control.Exception ( finally )+# if __GLASGOW_HASKELL__+import GHC.IOBase ( IOErrorType(..) )+# endif+import Foreign.C.Types ( CChar )+import System.IO.Error ( ioeSetErrorString, mkIOError )+#endif++------------------------------------------------------------------------++type HostAddress = Word32++#if defined(IPV6_SOCKET_SUPPORT)+type HostAddress6 = (Word32, Word32, Word32, Word32)++-- The peek32 and poke32 functions work around the fact that the RFCs+-- don't require 32-bit-wide address fields to be present. We can+-- only portably rely on an 8-bit field, s6_addr.++s6_addr_offset :: Int+s6_addr_offset = (#offset struct in6_addr, s6_addr)++peek32 :: Ptr a -> Int -> IO Word32+peek32 p i = do+ let i' = i * 4+ peekByte n = peekByteOff p (s6_addr_offset + i' + n) :: IO Word8+ a `sl` i = fromIntegral a `shiftL` i+ a0 <- peekByte 0+ a1 <- peekByte 1+ a2 <- peekByte 2+ a3 <- peekByte 3+ return ((a0 `sl` 24) .|. (a1 `sl` 16) .|. (a2 `sl` 8) .|. (a3 `sl` 0))++poke32 :: Ptr a -> Int -> Word32 -> IO ()+poke32 p i a = do+ let i' = i * 4+ pokeByte n = pokeByteOff p (s6_addr_offset + i' + n)+ a `sr` i = fromIntegral (a `shiftR` i) :: Word8+ pokeByte 0 (a `sr` 24)+ pokeByte 1 (a `sr` 16)+ pokeByte 2 (a `sr` 8)+ pokeByte 3 (a `sr` 0)++instance Storable HostAddress6 where+ sizeOf _ = (#const sizeof(struct in6_addr))+ alignment _ = alignment (undefined :: CInt)++ peek p = do+ a <- peek32 p 0+ b <- peek32 p 1+ c <- peek32 p 2+ d <- peek32 p 3+ return (a, b, c, d)++ poke p (a, b, c, d) = do+ poke32 p 0 a+ poke32 p 1 b+ poke32 p 2 c+ poke32 p 3 d+#endif++------------------------------------------------------------------------+-- Port Numbers+--+-- newtyped to prevent accidental use of sane-looking+-- port numbers that haven't actually been converted to+-- network-byte-order first.+--++newtype PortNumber = PortNum Word16 deriving ( Eq, Ord )++------------------------------------------------------------------------+-- Socket addresses++-- The scheme used for addressing sockets is somewhat quirky. The+-- calls in the BSD socket API that need to know the socket address+-- all operate in terms of struct sockaddr, a `virtual' type of+-- socket address.++-- The Internet family of sockets are addressed as struct sockaddr_in,+-- so when calling functions that operate on struct sockaddr, we have+-- to type cast the Internet socket address into a struct sockaddr.+-- Instances of the structure for different families might *not* be+-- the same size. Same casting is required of other families of+-- sockets such as Xerox NS. Similarly for Unix domain sockets.++-- To represent these socket addresses in Haskell-land, we do what BSD+-- didn't do, and use a union/algebraic type for the different+-- families. Currently only Unix domain sockets and the Internet+-- families are supported.++#if defined(IPV6_SOCKET_SUPPORT)+type FlowInfo = Word32+type ScopeID = Word32+#endif++data SockAddr -- C Names+ = SockAddrInet+ PortNumber -- sin_port (network byte order)+ HostAddress -- sin_addr (ditto)+#if defined(IPV6_SOCKET_SUPPORT)+ | SockAddrInet6+ PortNumber -- sin6_port (network byte order)+ FlowInfo -- sin6_flowinfo (ditto)+ HostAddress6 -- sin6_addr (ditto)+ ScopeID -- sin6_scope_id (ditto)+#endif+#if defined(DOMAIN_SOCKET_SUPPORT)+ | SockAddrUnix+ String -- sun_path+#endif+ deriving (Eq)++#if defined(WITH_WINSOCK) || defined(cygwin32_HOST_OS)+type CSaFamily = (#type unsigned short)+#elif defined(darwin_HOST_OS)+type CSaFamily = (#type u_char)+#else+type CSaFamily = (#type sa_family_t)+#endif++-- | Computes the storage requirements (in bytes) of the given+-- 'SockAddr'. This function differs from 'Foreign.Storable.sizeOf'+-- in that the value of the argument /is/ used.+sizeOfSockAddr :: SockAddr -> Int+#if defined(DOMAIN_SOCKET_SUPPORT)+sizeOfSockAddr (SockAddrUnix path) =+ case path of+ '\0':_ -> (#const sizeof(sa_family_t)) + length path+ _ -> #const sizeof(struct sockaddr_un)+#endif+sizeOfSockAddr (SockAddrInet _ _) = #const sizeof(struct sockaddr_in)+#if defined(IPV6_SOCKET_SUPPORT)+sizeOfSockAddr (SockAddrInet6 _ _ _ _) = #const sizeof(struct sockaddr_in6)+#endif++-- | Computes the storage requirements (in bytes) required for a+-- 'SockAddr' with the given 'Family'.+sizeOfSockAddrByFamily :: Family -> Int+#if defined(DOMAIN_SOCKET_SUPPORT)+sizeOfSockAddrByFamily AF_UNIX = #const sizeof(struct sockaddr_un)+#endif+#if defined(IPV6_SOCKET_SUPPORT)+sizeOfSockAddrByFamily AF_INET6 = #const sizeof(struct sockaddr_in6)+#endif+sizeOfSockAddrByFamily AF_INET = #const sizeof(struct sockaddr_in)++-- | Use a 'SockAddr' with a function requiring a pointer to a+-- 'SockAddr' and the length of that 'SockAddr'.+withSockAddr :: SockAddr -> (Ptr SockAddr -> Int -> IO a) -> IO a+withSockAddr addr f = do+ let sz = sizeOfSockAddr addr+ allocaBytes sz $ \p -> pokeSockAddr p addr >> f (castPtr p) sz++-- | Create a new 'SockAddr' for use with a function requiring a+-- pointer to a 'SockAddr' and the length of that 'SockAddr'.+withNewSockAddr :: Family -> (Ptr SockAddr -> Int -> IO a) -> IO a+withNewSockAddr family f = do+ let sz = sizeOfSockAddrByFamily family+ allocaBytes sz $ \ptr -> f ptr sz++-- We can't write an instance of 'Storable' for 'SockAddr' because+-- @sockaddr@ is a sum type of variable size but+-- 'Foreign.Storable.sizeOf' is required to be constant.++-- Note that on Darwin, the sockaddr structure must be zeroed before+-- use.++-- | Write the given 'SockAddr' to the given memory location.+pokeSockAddr :: Ptr a -> SockAddr -> IO ()+#if defined(DOMAIN_SOCKET_SUPPORT)+pokeSockAddr p (SockAddrUnix path) = do+#if defined(darwin_TARGET_OS)+ zeroMemory p (#const sizeof(struct sockaddr_un))+#endif+#if defined(HAVE_STRUCT_SOCKADDR_SA_LEN)+ (#poke struct sockaddr_un, sun_len) p ((#const sizeof(struct sockaddr_un)) :: Word8)+#endif+ (#poke struct sockaddr_un, sun_family) p ((#const AF_UNIX) :: CSaFamily)+ let pathC = map castCharToCChar path+ poker = case path of ('\0':_) -> pokeArray; _ -> pokeArray0 0+ poker ((#ptr struct sockaddr_un, sun_path) p) pathC+#endif+pokeSockAddr p (SockAddrInet (PortNum port) addr) = do+#if defined(darwin_TARGET_OS)+ zeroMemory p (#const sizeof(struct sockaddr_in))+#endif+#if defined(HAVE_STRUCT_SOCKADDR_SA_LEN)+ (#poke struct sockaddr_in, sin_len) p ((#const sizeof(struct sockaddr_in)) :: Word8)+#endif+ (#poke struct sockaddr_in, sin_family) p ((#const AF_INET) :: CSaFamily)+ (#poke struct sockaddr_in, sin_port) p port+ (#poke struct sockaddr_in, sin_addr) p addr+#if defined(IPV6_SOCKET_SUPPORT)+pokeSockAddr p (SockAddrInet6 (PortNum port) flow addr scope) = do+#if defined(darwin_TARGET_OS)+ zeroMemory p (#const sizeof(struct sockaddr_in6))+#endif+#if defined(HAVE_STRUCT_SOCKADDR_SA_LEN)+ (#poke struct sockaddr_in6, sin6_len) p ((#const sizeof(struct sockaddr_in6)) :: Word8)+#endif+ (#poke struct sockaddr_in6, sin6_family) p ((#const AF_INET6) :: CSaFamily)+ (#poke struct sockaddr_in6, sin6_port) p port+ (#poke struct sockaddr_in6, sin6_flowinfo) p flow+ (#poke struct sockaddr_in6, sin6_addr) p addr+ (#poke struct sockaddr_in6, sin6_scope_id) p scope+#endif++-- | Read a 'SockAddr' from the given memory location.+peekSockAddr :: Ptr SockAddr -> IO SockAddr+peekSockAddr p = do+ family <- (#peek struct sockaddr, sa_family) p+ case family :: CSaFamily of+#if defined(DOMAIN_SOCKET_SUPPORT)+ (#const AF_UNIX) -> do+ str <- peekCString ((#ptr struct sockaddr_un, sun_path) p)+ return (SockAddrUnix str)+#endif+ (#const AF_INET) -> do+ addr <- (#peek struct sockaddr_in, sin_addr) p+ port <- (#peek struct sockaddr_in, sin_port) p+ return (SockAddrInet (PortNum port) addr)+#if defined(IPV6_SOCKET_SUPPORT)+ (#const AF_INET6) -> do+ port <- (#peek struct sockaddr_in6, sin6_port) p+ flow <- (#peek struct sockaddr_in6, sin6_flowinfo) p+ addr <- (#peek struct sockaddr_in6, sin6_addr) p+ scope <- (#peek struct sockaddr_in6, sin6_scope_id) p+ return (SockAddrInet6 (PortNum port) flow addr scope)+#endif++------------------------------------------------------------------------+-- Protocol Families.++-- | This data type might have different constructors depending on+-- what is supported by the operating system.+data Family+ = AF_UNSPEC -- unspecified+#ifdef AF_UNIX+ | AF_UNIX -- local to host (pipes, portals+#endif+#ifdef AF_INET+ | AF_INET -- internetwork: UDP, TCP, etc+#endif+#ifdef AF_INET6+ | AF_INET6 -- Internet Protocol version 6+#endif+#ifdef AF_IMPLINK+ | AF_IMPLINK -- arpanet imp addresses+#endif+#ifdef AF_PUP+ | AF_PUP -- pup protocols: e.g. BSP+#endif+#ifdef AF_CHAOS+ | AF_CHAOS -- mit CHAOS protocols+#endif+#ifdef AF_NS+ | AF_NS -- XEROX NS protocols+#endif+#ifdef AF_NBS+ | AF_NBS -- nbs protocols+#endif+#ifdef AF_ECMA+ | AF_ECMA -- european computer manufacturers+#endif+#ifdef AF_DATAKIT+ | AF_DATAKIT -- datakit protocols+#endif+#ifdef AF_CCITT+ | AF_CCITT -- CCITT protocols, X.25 etc+#endif+#ifdef AF_SNA+ | AF_SNA -- IBM SNA+#endif+#ifdef AF_DECnet+ | AF_DECnet -- DECnet+#endif+#ifdef AF_DLI+ | AF_DLI -- Direct data link interface+#endif+#ifdef AF_LAT+ | AF_LAT -- LAT+#endif+#ifdef AF_HYLINK+ | AF_HYLINK -- NSC Hyperchannel+#endif+#ifdef AF_APPLETALK+ | AF_APPLETALK -- Apple Talk+#endif+#ifdef AF_ROUTE+ | AF_ROUTE -- Internal Routing Protocol+#endif+#ifdef AF_NETBIOS+ | AF_NETBIOS -- NetBios-style addresses+#endif+#ifdef AF_NIT+ | AF_NIT -- Network Interface Tap+#endif+#ifdef AF_802+ | AF_802 -- IEEE 802.2, also ISO 8802+#endif+#ifdef AF_ISO+ | AF_ISO -- ISO protocols+#endif+#ifdef AF_OSI+ | AF_OSI -- umbrella of all families used by OSI+#endif+#ifdef AF_NETMAN+ | AF_NETMAN -- DNA Network Management+#endif+#ifdef AF_X25+ | AF_X25 -- CCITT X.25+#endif+#ifdef AF_AX25+ | AF_AX25+#endif+#ifdef AF_OSINET+ | AF_OSINET -- AFI+#endif+#ifdef AF_GOSSIP+ | AF_GOSSIP -- US Government OSI+#endif+#ifdef AF_IPX+ | AF_IPX -- Novell Internet Protocol+#endif+#ifdef Pseudo_AF_XTP+ | Pseudo_AF_XTP -- eXpress Transfer Protocol (no AF)+#endif+#ifdef AF_CTF+ | AF_CTF -- Common Trace Facility+#endif+#ifdef AF_WAN+ | AF_WAN -- Wide Area Network protocols+#endif+#ifdef AF_SDL+ | AF_SDL -- SGI Data Link for DLPI+#endif+#ifdef AF_NETWARE+ | AF_NETWARE+#endif+#ifdef AF_NDD+ | AF_NDD+#endif+#ifdef AF_INTF+ | AF_INTF -- Debugging use only+#endif+#ifdef AF_COIP+ | AF_COIP -- connection-oriented IP, aka ST II+#endif+#ifdef AF_CNT+ | AF_CNT -- Computer Network Technology+#endif+#ifdef Pseudo_AF_RTIP+ | Pseudo_AF_RTIP -- Help Identify RTIP packets+#endif+#ifdef Pseudo_AF_PIP+ | Pseudo_AF_PIP -- Help Identify PIP packets+#endif+#ifdef AF_SIP+ | AF_SIP -- Simple Internet Protocol+#endif+#ifdef AF_ISDN+ | AF_ISDN -- Integrated Services Digital Network+#endif+#ifdef Pseudo_AF_KEY+ | Pseudo_AF_KEY -- Internal key-management function+#endif+#ifdef AF_NATM+ | AF_NATM -- native ATM access+#endif+#ifdef AF_ARP+ | AF_ARP -- (rev.) addr. res. prot. (RFC 826)+#endif+#ifdef Pseudo_AF_HDRCMPLT+ | Pseudo_AF_HDRCMPLT -- Used by BPF to not rewrite hdrs in iface output+#endif+#ifdef AF_ENCAP+ | AF_ENCAP+#endif+#ifdef AF_LINK+ | AF_LINK -- Link layer interface+#endif+#ifdef AF_RAW+ | AF_RAW -- Link layer interface+#endif+#ifdef AF_RIF+ | AF_RIF -- raw interface+#endif+#ifdef AF_NETROM+ | AF_NETROM -- Amateur radio NetROM+#endif+#ifdef AF_BRIDGE+ | AF_BRIDGE -- multiprotocol bridge+#endif+#ifdef AF_ATMPVC+ | AF_ATMPVC -- ATM PVCs+#endif+#ifdef AF_ROSE+ | AF_ROSE -- Amateur Radio X.25 PLP+#endif+#ifdef AF_NETBEUI+ | AF_NETBEUI -- 802.2LLC+#endif+#ifdef AF_SECURITY+ | AF_SECURITY -- Security callback pseudo AF+#endif+#ifdef AF_PACKET+ | AF_PACKET -- Packet family+#endif+#ifdef AF_ASH+ | AF_ASH -- Ash+#endif+#ifdef AF_ECONET+ | AF_ECONET -- Acorn Econet+#endif+#ifdef AF_ATMSVC+ | AF_ATMSVC -- ATM SVCs+#endif+#ifdef AF_IRDA+ | AF_IRDA -- IRDA sockets+#endif+#ifdef AF_PPPOX+ | AF_PPPOX -- PPPoX sockets+#endif+#ifdef AF_WANPIPE+ | AF_WANPIPE -- Wanpipe API sockets+#endif+#ifdef AF_BLUETOOTH+ | AF_BLUETOOTH -- bluetooth sockets+#endif+ deriving (Eq, Ord, Read, Show)++-- ---------------------------------------------------------------------+-- Guards for socket operations that may fail++-- | Throw an 'IOError' corresponding to the current socket error.+throwSocketError :: String -- ^ textual description of the error location+ -> IO a++-- | Throw an 'IOError' corresponding to the current socket error if+-- the IO action returns a result of @-1@. Discards the result of the+-- IO action after error handling.+throwSocketErrorIfMinus1_+ :: Num a => String -- ^ textual description of the location+ -> IO a -- ^ the 'IO' operation to be executed+ -> IO ()++-- | Throw an 'IOError' corresponding to the current socket error if+-- the IO action returns a result of @-1@, but retries in case of an+-- interrupted operation.+throwSocketErrorIfMinus1Retry+ :: Num a => String -- ^ textual description of the location+ -> IO a -- ^ the 'IO' operation to be executed+ -> IO a++-- | Throw an 'IOError' corresponding to the current socket error if+-- the IO action returns a result of @-1@, but retries in case of an+-- interrupted operation. Checks for operations that would block and+-- executes an alternative action before retrying in that case.+throwSocketErrorIfMinus1RetryMayBlock+ :: Num a => String -- ^ textual description of the location+ -> IO b -- ^ action to execute before retrying if an+ -- immediate retry would block+ -> IO a -- ^ the 'IO' operation to be executed+ -> IO a++#if defined(__GLASGOW_HASKELL__) && (!defined(HAVE_WINSOCK_H) || defined(cygwin32_HOST_OS))++throwSocketErrorIfMinus1RetryMayBlock name on_block act =+ throwErrnoIfMinus1RetryMayBlock name act on_block++throwSocketErrorIfMinus1Retry = throwErrnoIfMinus1Retry++throwSocketErrorIfMinus1_ = throwErrnoIfMinus1_++throwSocketError = throwErrno++#else++throwSocketErrorIfMinus1RetryMayBlock name _ act+ = throwSocketErrorIfMinus1Retry name act++throwSocketErrorIfMinus1_ name act = do+ throwSocketErrorIfMinus1Retry name act+ return ()++# if defined(HAVE_WINSOCK_H) && !defined(cygwin32_HOST_OS)+throwSocketErrorIfMinus1Retry name act = do+ r <- act+ if (r == -1)+ then do+ rc <- c_getLastError+ case rc of+ 10093 -> do -- WSANOTINITIALISED+ withSocketsDo (return ())+ r <- act+ if (r == -1)+ then throwSocketError name+ else return r+ _ -> throwSocketError name+ else return r++throwSocketError name = do+ rc <- c_getLastError+ pstr <- c_getWSError rc+ str <- peekCString pstr+# if __GLASGOW_HASKELL__+ ioError (ioeSetErrorString (mkIOError OtherError name Nothing Nothing) str)+# else+ ioError (userError (name ++ ": socket error - " ++ str))+# endif++foreign import CALLCONV unsafe "WSAGetLastError"+ c_getLastError :: IO CInt++foreign import ccall unsafe "getWSErrorDescr"+ c_getWSError :: CInt -> IO (Ptr CChar)+++# else+throwSocketErrorIfMinus1Retry = throwErrnoIfMinus1Retry+throwSocketError = throwErrno+# endif+#endif /* __GLASGOW_HASKELL */++-- ---------------------------------------------------------------------------+-- WinSock support++{-| On Windows operating systems, the networking subsystem has to be+initialised using 'withSocketsDo' before any networking operations can+be used. eg.++> main = withSocketsDo $ do {...}++Although this is only strictly necessary on Windows platforms, it is+harmless on other platforms, so for portability it is good practice to+use it all the time.+-}+withSocketsDo :: IO a -> IO a+#if !defined(WITH_WINSOCK)+withSocketsDo x = x+#else+withSocketsDo act = do+ x <- initWinSock+ if x /= 0+ then ioError (userError "Failed to initialise WinSock")+ else act `finally` shutdownWinSock++foreign import ccall unsafe "initWinSock" initWinSock :: IO Int+foreign import ccall unsafe "shutdownWinSock" shutdownWinSock :: IO ()++#endif++------------------------------------------------------------------------+-- Helper functions++foreign import ccall unsafe "string.h" memset :: Ptr a -> CInt -> CSize -> IO ()++-- | Zero a structure.+zeroMemory :: Ptr a -> CSize -> IO ()+zeroMemory dest nbytes = memset dest 0 (fromIntegral nbytes)
Network/URI.hs view
@@ -1037,7 +1037,7 @@ -- -- > "http://example.com/Root/sub1/name2#frag" -- > `relativeFrom` "http://example.com/Root/sub2/name2#frag"--- > == "../sub2/name2#frag"+-- > == "../sub1/name2#frag" -- -- There is no single correct implementation of this function, -- but any acceptable implementation must satisfy the following:
configure view
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" >&6; }+if test "${ac_cv_c_compiler_gnu+set}" = set; then+ $as_echo_n "(cached) " >&6+else+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */++int+main ()+{+#ifndef __GNUC__+ choke me+#endif++ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_compiler_gnu=yes+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_compiler_gnu=no+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+ac_cv_c_compiler_gnu=$ac_compiler_gnu++fi+{ $as_echo "$as_me:$LINENO: result: $ac_cv_c_compiler_gnu" >&5+$as_echo "$ac_cv_c_compiler_gnu" >&6; }+if test $ac_compiler_gnu = yes; then+ GCC=yes+else+ GCC=+fi+ac_test_CFLAGS=${CFLAGS+set}+ac_save_CFLAGS=$CFLAGS+{ $as_echo "$as_me:$LINENO: checking whether $CC accepts -g" >&5+$as_echo_n "checking whether $CC accepts -g... 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" >&6; }+if test "${ac_cv_prog_cc_c89+set}" = set; then+ $as_echo_n "(cached) " >&6+else+ ac_cv_prog_cc_c89=no+ac_save_CC=$CC+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include <stdarg.h>+#include <stdio.h>+#include <sys/types.h>+#include <sys/stat.h>+/* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */+struct buf { int x; };+FILE * (*rcsopen) (struct buf *, struct stat *, int);+static char *e (p, i)+ char **p;+ int i;+{+ return p[i];+}+static char *f (char * (*g) (char **, int), char **p, ...)+{+ char *s;+ va_list v;+ va_start (v,p);+ s = g (p, va_arg (v,int));+ va_end (v);+ return s;+}++/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default. It has+ function prototypes and stuff, but not '\xHH' hex character constants.+ These don't provoke an error unfortunately, instead are silently treated+ as 'x'. The following induces an error, until -std is added to get+ proper ANSI mode. Curiously '\x00'!='x' always comes out true, for an+ array size at least. It's necessary to write '\x00'==0 to get something+ that's true only with -std. */+int osf4_cc_array ['\x00' == 0 ? 1 : -1];++/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters+ inside strings and character constants. */+#define FOO(x) 'x'+int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1];++int test (int i, double x);+struct s1 {int (*f) (int a);};+struct s2 {int (*f) (double a);};+int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);+int argc;+char **argv;+int+main ()+{+return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1];+ ;+ return 0;+}+_ACEOF+for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \+ -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"+do+ CC="$ac_save_CC $ac_arg"+ rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_cv_prog_cc_c89=$ac_arg+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5+++fi++rm -f core conftest.err conftest.$ac_objext+ test "x$ac_cv_prog_cc_c89" != "xno" && break+done+rm -f conftest.$ac_ext+CC=$ac_save_CC++fi+# AC_CACHE_VAL+case "x$ac_cv_prog_cc_c89" in+ x)+ { $as_echo "$as_me:$LINENO: result: none needed" >&5+$as_echo "none needed" >&6; } ;;+ xno)+ { $as_echo "$as_me:$LINENO: result: unsupported" >&5+$as_echo "unsupported" >&6; } ;;+ *)+ CC="$CC $ac_cv_prog_cc_c89"+ { $as_echo "$as_me:$LINENO: result: $ac_cv_prog_cc_c89" >&5+$as_echo "$ac_cv_prog_cc_c89" >&6; } ;;+esac+++ac_ext=c+ac_cpp='$CPP $CPPFLAGS'+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'+ac_compiler_gnu=$ac_cv_c_compiler_gnu++++{ $as_echo "$as_me:$LINENO: checking for an ANSI C-conforming const" >&5+$as_echo_n "checking for an ANSI C-conforming const... " >&6; }+if test "${ac_cv_c_const+set}" = set; then+ $as_echo_n "(cached) " >&6+else+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */++int+main ()+{+/* FIXME: Include the comments suggested by Paul. */+#ifndef __cplusplus+ /* Ultrix mips cc rejects this. */+ typedef int charset[2];+ const charset cs;+ /* SunOS 4.1.1 cc rejects this. */+ char const *const *pcpcc;+ char **ppc;+ /* NEC SVR4.0.2 mips cc rejects this. */+ struct point {int x, y;};+ static struct point const zero = {0,0};+ /* AIX XL C 1.02.0.0 rejects this.+ It does not let you subtract one const X* pointer from another in+ an arm of an if-expression whose if-part is not a constant+ expression */+ const char *g = "string";+ pcpcc = &g + (g ? g-g : 0);+ /* HPUX 7.0 cc rejects these. */+ ++pcpcc;+ ppc = (char**) pcpcc;+ pcpcc = (char const *const *) ppc;+ { /* SCO 3.2v4 cc rejects this. */+ char *t;+ char const *s = 0 ? (char *) 0 : (char const *) 0;++ *t++ = 0;+ if (s) return 0;+ }+ { /* Someone thinks the Sun supposedly-ANSI compiler will reject this. */+ int x[] = {25, 17};+ const int *foo = &x[0];+ ++foo;+ }+ { /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */+ typedef const int *iptr;+ iptr p = 0;+ ++p;+ }+ { /* AIX XL C 1.02.0.0 rejects this saying+ "k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */+ struct s { int j; const int *ap[3]; };+ struct s *b; b->j = 5;+ }+ { /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */+ const int foo = 10;+ if (!foo) return 0;+ }+ return !cs[0] && !zero.x;+#endif++ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_cv_c_const=yes+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_cv_c_const=no+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+fi+{ $as_echo "$as_me:$LINENO: result: $ac_cv_c_const" >&5+$as_echo "$ac_cv_c_const" >&6; }+if test $ac_cv_c_const = no; then++cat >>confdefs.h <<\_ACEOF+#define const /**/+_ACEOF++fi+++ac_ext=c+ac_cpp='$CPP $CPPFLAGS'+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'+ac_compiler_gnu=$ac_cv_c_compiler_gnu+{ $as_echo "$as_me:$LINENO: checking how to run the C preprocessor" >&5+$as_echo_n "checking how to run the C preprocessor... " >&6; }+# On Suns, sometimes $CPP names a directory.+if test -n "$CPP" && test -d "$CPP"; then+ CPP=+fi+if test -z "$CPP"; then+ if test "${ac_cv_prog_CPP+set}" = set; then+ $as_echo_n "(cached) " >&6+else+ # Double quotes because CPP needs to be expanded+ for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp"+ do+ ac_preproc_ok=false+for ac_c_preproc_warn_flag in '' yes+do+ # Use a header file that comes with gcc, so configuring glibc+ # with a fresh cross-compiler works.+ # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since+ # <limits.h> exists even on freestanding compilers.+ # On the NeXT, cc -E runs the code through the compiler's parser,+ # not just through cpp. "Syntax error" is here to catch this case.+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#ifdef __STDC__+# include <limits.h>+#else+# include <assert.h>+#endif+ Syntax error+_ACEOF+if { (ac_try="$ac_cpp conftest.$ac_ext"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } >/dev/null && {+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||+ test ! -s conftest.err+ }; then+ :+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ # Broken: fails on valid input.+continue+fi++rm -f conftest.err conftest.$ac_ext++ # OK, works on sane cases. Now check whether nonexistent headers+ # can be detected and how.+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include <ac_nonexistent.h>+_ACEOF+if { (ac_try="$ac_cpp conftest.$ac_ext"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } >/dev/null && {+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||+ test ! -s conftest.err+ }; then+ # Broken: success on invalid input.+continue+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ # Passes both tests.+ac_preproc_ok=:+break+fi++rm -f conftest.err conftest.$ac_ext++done+# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.+rm -f conftest.err conftest.$ac_ext+if $ac_preproc_ok; then+ break+fi++ done+ ac_cv_prog_CPP=$CPP++fi+ CPP=$ac_cv_prog_CPP+else+ ac_cv_prog_CPP=$CPP+fi+{ $as_echo "$as_me:$LINENO: result: $CPP" >&5+$as_echo "$CPP" >&6; }+ac_preproc_ok=false+for ac_c_preproc_warn_flag in '' yes+do+ # Use a header file that comes with gcc, so configuring glibc+ # with a fresh cross-compiler works.+ # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since+ # <limits.h> exists even on freestanding compilers.+ # On the NeXT, cc -E runs the code through the compiler's parser,+ # not just through cpp. "Syntax error" is here to catch this case.+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#ifdef __STDC__+# include <limits.h>+#else+# include <assert.h>+#endif+ Syntax error+_ACEOF+if { (ac_try="$ac_cpp conftest.$ac_ext"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } >/dev/null && {+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||+ test ! -s conftest.err+ }; then+ :+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ # Broken: fails on valid input.+continue+fi++rm -f conftest.err conftest.$ac_ext++ # OK, works on sane cases. Now check whether nonexistent headers+ # can be detected and how.+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include <ac_nonexistent.h>+_ACEOF+if { (ac_try="$ac_cpp conftest.$ac_ext"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } >/dev/null && {+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||+ test ! -s conftest.err+ }; then+ # Broken: success on invalid input.+continue+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ # Passes both tests.+ac_preproc_ok=:+break+fi++rm -f conftest.err conftest.$ac_ext++done+# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.+rm -f conftest.err conftest.$ac_ext+if $ac_preproc_ok; then+ :+else+ { { $as_echo "$as_me:$LINENO: error: C preprocessor \"$CPP\" fails sanity check+See \`config.log' for more details." >&5+$as_echo "$as_me: error: C preprocessor \"$CPP\" fails sanity check+See \`config.log' for more details." >&2;}+ { (exit 1); exit 1; }; }+fi++ac_ext=c+ac_cpp='$CPP $CPPFLAGS'+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'+ac_compiler_gnu=$ac_cv_c_compiler_gnu+++{ $as_echo "$as_me:$LINENO: checking for grep that handles long lines and -e" >&5+$as_echo_n "checking for grep that handles long lines and -e... " >&6; }+if test "${ac_cv_path_GREP+set}" = set; then+ $as_echo_n "(cached) " >&6+else+ if test -z "$GREP"; then+ ac_path_GREP_found=false+ # Loop through the user's path and test for each of PROGNAME-LIST+ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin+do+ IFS=$as_save_IFS+ test -z "$as_dir" && as_dir=.+ for ac_prog in grep ggrep; do+ for ac_exec_ext in '' $ac_executable_extensions; do+ ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"+ { test -f "$ac_path_GREP" && $as_test_x "$ac_path_GREP"; } || continue+# Check for GNU ac_path_GREP and select it if it is found.+ # Check for GNU $ac_path_GREP+case `"$ac_path_GREP" --version 2>&1` in+*GNU*)+ ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;+*)+ ac_count=0+ $as_echo_n 0123456789 >"conftest.in"+ while :+ do+ cat "conftest.in" "conftest.in" >"conftest.tmp"+ mv "conftest.tmp" "conftest.in"+ cp "conftest.in" "conftest.nl"+ $as_echo 'GREP' >> "conftest.nl"+ "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break+ diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break+ ac_count=`expr $ac_count + 1`+ if test $ac_count -gt ${ac_path_GREP_max-0}; then+ # Best one so far, save it but keep looking for a better one+ ac_cv_path_GREP="$ac_path_GREP"+ ac_path_GREP_max=$ac_count+ fi+ # 10*(2^10) chars as input seems more than enough+ test $ac_count -gt 10 && break+ done+ rm -f conftest.in conftest.tmp conftest.nl conftest.out;;+esac++ $ac_path_GREP_found && break 3+ done+ done+done+IFS=$as_save_IFS+ if test -z "$ac_cv_path_GREP"; then+ { { $as_echo "$as_me:$LINENO: error: no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&5+$as_echo "$as_me: error: no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&2;}+ { (exit 1); exit 1; }; }+ fi+else+ ac_cv_path_GREP=$GREP+fi++fi+{ $as_echo "$as_me:$LINENO: result: $ac_cv_path_GREP" >&5+$as_echo "$ac_cv_path_GREP" >&6; }+ GREP="$ac_cv_path_GREP"+++{ $as_echo "$as_me:$LINENO: checking for egrep" >&5+$as_echo_n "checking for egrep... " >&6; }+if test "${ac_cv_path_EGREP+set}" = set; then+ $as_echo_n "(cached) " >&6+else+ if echo a | $GREP -E '(a|b)' >/dev/null 2>&1+ then ac_cv_path_EGREP="$GREP -E"+ else+ if test -z "$EGREP"; then+ ac_path_EGREP_found=false+ # Loop through the user's path and test for each of PROGNAME-LIST+ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin+do+ IFS=$as_save_IFS+ test -z "$as_dir" && as_dir=.+ for ac_prog in egrep; do+ for ac_exec_ext in '' $ac_executable_extensions; do+ ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"+ { test -f "$ac_path_EGREP" && $as_test_x "$ac_path_EGREP"; } || continue+# Check for GNU ac_path_EGREP and select it if it is found.+ # Check for GNU $ac_path_EGREP+case `"$ac_path_EGREP" --version 2>&1` in+*GNU*)+ ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;+*)+ ac_count=0+ $as_echo_n 0123456789 >"conftest.in"+ while :+ do+ cat "conftest.in" "conftest.in" >"conftest.tmp"+ mv "conftest.tmp" "conftest.in"+ cp "conftest.in" "conftest.nl"+ $as_echo 'EGREP' >> "conftest.nl"+ "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break+ diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break+ ac_count=`expr $ac_count + 1`+ if test $ac_count -gt ${ac_path_EGREP_max-0}; then+ # Best one so far, save it but keep looking for a better one+ ac_cv_path_EGREP="$ac_path_EGREP"+ ac_path_EGREP_max=$ac_count+ fi+ # 10*(2^10) chars as input seems more than enough+ test $ac_count -gt 10 && break+ done+ rm -f conftest.in conftest.tmp conftest.nl conftest.out;;+esac++ $ac_path_EGREP_found && break 3+ done+ done+done+IFS=$as_save_IFS+ if test -z "$ac_cv_path_EGREP"; then+ { { $as_echo "$as_me:$LINENO: error: no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&5+$as_echo "$as_me: error: no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&2;}+ { (exit 1); exit 1; }; }+ fi+else+ ac_cv_path_EGREP=$EGREP+fi++ fi+fi+{ $as_echo "$as_me:$LINENO: result: $ac_cv_path_EGREP" >&5+$as_echo "$ac_cv_path_EGREP" >&6; }+ EGREP="$ac_cv_path_EGREP"+++{ $as_echo "$as_me:$LINENO: checking for ANSI C header files" >&5+$as_echo_n "checking for ANSI C header files... " >&6; }+if test "${ac_cv_header_stdc+set}" = set; then+ $as_echo_n "(cached) " >&6+else+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include <stdlib.h>+#include <stdarg.h>+#include <string.h>+#include <float.h>++int+main ()+{++ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_cv_header_stdc=yes+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_cv_header_stdc=no+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext++if test $ac_cv_header_stdc = yes; then+ # SunOS 4.x string.h does not declare mem*, contrary to ANSI.+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include <string.h>++_ACEOF+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |+ $EGREP "memchr" >/dev/null 2>&1; then+ :+else+ ac_cv_header_stdc=no+fi+rm -f conftest*++fi++if test $ac_cv_header_stdc = yes; then+ # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include <stdlib.h>++_ACEOF+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |+ $EGREP "free" >/dev/null 2>&1; then+ :+else+ ac_cv_header_stdc=no+fi+rm -f conftest*++fi++if test $ac_cv_header_stdc = yes; then+ # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.+ if test "$cross_compiling" = yes; then+ :+else+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include <ctype.h>+#include <stdlib.h>+#if ((' ' & 0x0FF) == 0x020)+# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')+# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))+#else+# define ISLOWER(c) \+ (('a' <= (c) && (c) <= 'i') \+ || ('j' <= (c) && (c) <= 'r') \+ || ('s' <= (c) && (c) <= 'z'))+# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))+#endif++#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))+int+main ()+{+ int i;+ for (i = 0; i < 256; i++)+ if (XOR (islower (i), ISLOWER (i))+ || toupper (i) != TOUPPER (i))+ return 2;+ return 0;+}+_ACEOF+rm -f conftest$ac_exeext+if { (ac_try="$ac_link"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_link") 2>&5+ ac_status=$?+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && { ac_try='./conftest$ac_exeext'+ { (case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_try") 2>&5+ ac_status=$?+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); }; }; then+ :+else+ $as_echo "$as_me: program exited with status $ac_status" >&5+$as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++( exit $ac_status )+ac_cv_header_stdc=no+fi+rm -rf conftest.dSYM+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext+fi+++fi+fi+{ $as_echo "$as_me:$LINENO: result: $ac_cv_header_stdc" >&5+$as_echo "$ac_cv_header_stdc" >&6; }+if test $ac_cv_header_stdc = yes; then++cat >>confdefs.h <<\_ACEOF+#define STDC_HEADERS 1+_ACEOF++fi++# On IRIX 5.3, sys/types and inttypes.h are conflicting.++++++++++for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \+ inttypes.h stdint.h unistd.h+do+as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`+{ $as_echo "$as_me:$LINENO: checking for $ac_header" >&5+$as_echo_n "checking for $ac_header... " >&6; }+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ $as_echo_n "(cached) " >&6+else+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+$ac_includes_default++#include <$ac_header>+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ eval "$as_ac_Header=yes"+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ eval "$as_ac_Header=no"+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+fi+ac_res=`eval 'as_val=${'$as_ac_Header'}+ $as_echo "$as_val"'`+ { $as_echo "$as_me:$LINENO: result: $ac_res" >&5+$as_echo "$ac_res" >&6; }+if test `eval 'as_val=${'$as_ac_Header'}+ $as_echo "$as_val"'` = yes; then+ cat >>confdefs.h <<_ACEOF+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1+_ACEOF++fi++done+++++++++for ac_header in fcntl.h limits.h stdlib.h sys/types.h unistd.h winsock.h+do+as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ { $as_echo "$as_me:$LINENO: checking for $ac_header" >&5+$as_echo_n "checking for $ac_header... " >&6; }+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ $as_echo_n "(cached) " >&6+fi+ac_res=`eval 'as_val=${'$as_ac_Header'}+ $as_echo "$as_val"'`+ { $as_echo "$as_me:$LINENO: result: $ac_res" >&5+$as_echo "$ac_res" >&6; }+else+ # Is the header compilable?+{ $as_echo "$as_me:$LINENO: checking $ac_header usability" >&5+$as_echo_n "checking $ac_header usability... " >&6; }+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+$ac_includes_default+#include <$ac_header>+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_header_compiler=yes+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_header_compiler=no+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+{ $as_echo "$as_me:$LINENO: result: $ac_header_compiler" >&5+$as_echo "$ac_header_compiler" >&6; }++# Is the header present?+{ $as_echo "$as_me:$LINENO: checking $ac_header presence" >&5+$as_echo_n "checking $ac_header presence... " >&6; }+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include <$ac_header>+_ACEOF+if { (ac_try="$ac_cpp conftest.$ac_ext"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } >/dev/null && {+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||+ test ! -s conftest.err+ }; then+ ac_header_preproc=yes+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_header_preproc=no+fi++rm -f conftest.err conftest.$ac_ext+{ $as_echo "$as_me:$LINENO: result: $ac_header_preproc" >&5+$as_echo "$ac_header_preproc" >&6; }++# So? What about this header?+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in+ yes:no: )+ { $as_echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5+$as_echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}+ { $as_echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5+$as_echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}+ ac_header_preproc=yes+ ;;+ no:yes:* )+ { $as_echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5+$as_echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}+ { $as_echo "$as_me:$LINENO: WARNING: $ac_header: check for missing prerequisite headers?" >&5+$as_echo "$as_me: WARNING: $ac_header: check for missing prerequisite headers?" >&2;}+ { $as_echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5+$as_echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}+ { $as_echo "$as_me:$LINENO: WARNING: $ac_header: section \"Present But Cannot Be Compiled\"" >&5+$as_echo "$as_me: WARNING: $ac_header: section \"Present But Cannot Be Compiled\"" >&2;}+ { $as_echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5+$as_echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}+ { $as_echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5+$as_echo "$as_me: WARNING: $ac_header: in the future, the compiler will take precedence" >&2;}+ ( cat <<\_ASBOX+## ------------------------------------ ##+## Report this to libraries@haskell.org ##+## ------------------------------------ ##+_ASBOX+ ) | sed "s/^/$as_me: WARNING: /" >&2+ ;;+esac+{ $as_echo "$as_me:$LINENO: checking for $ac_header" >&5+$as_echo_n "checking for $ac_header... " >&6; }+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ $as_echo_n "(cached) " >&6+else+ eval "$as_ac_Header=\$ac_header_preproc"+fi+ac_res=`eval 'as_val=${'$as_ac_Header'}+ $as_echo "$as_val"'`+ { $as_echo "$as_me:$LINENO: result: $ac_res" >&5+$as_echo "$ac_res" >&6; }++fi+if test `eval 'as_val=${'$as_ac_Header'}+ $as_echo "$as_val"'` = yes; then+ cat >>confdefs.h <<_ACEOF+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1+_ACEOF++fi++done+++++++++for ac_header in arpa/inet.h netdb.h netinet/in.h netinet/tcp.h sys/socket.h sys/uio.h sys/un.h+do+as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ { $as_echo "$as_me:$LINENO: checking for $ac_header" >&5+$as_echo_n "checking for $ac_header... " >&6; }+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ $as_echo_n "(cached) " >&6+fi+ac_res=`eval 'as_val=${'$as_ac_Header'}+ $as_echo "$as_val"'`+ { $as_echo "$as_me:$LINENO: result: $ac_res" >&5+$as_echo "$ac_res" >&6; }+else+ # Is the header compilable?+{ $as_echo "$as_me:$LINENO: checking $ac_header usability" >&5+$as_echo_n "checking $ac_header usability... " >&6; }+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+$ac_includes_default+#include <$ac_header>+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_header_compiler=yes+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_header_compiler=no+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+{ $as_echo "$as_me:$LINENO: result: $ac_header_compiler" >&5+$as_echo "$ac_header_compiler" >&6; }++# Is the header present?+{ $as_echo "$as_me:$LINENO: checking $ac_header presence" >&5+$as_echo_n "checking $ac_header presence... 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What about this header?+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in+ yes:no: )+ { $as_echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5+$as_echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}+ { $as_echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5+$as_echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}+ ac_header_preproc=yes+ ;;+ no:yes:* )+ { $as_echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5+$as_echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}+ { $as_echo "$as_me:$LINENO: WARNING: $ac_header: check for missing prerequisite headers?" >&5+$as_echo "$as_me: WARNING: $ac_header: check for missing prerequisite headers?" >&2;}+ { $as_echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5+$as_echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}+ { $as_echo "$as_me:$LINENO: WARNING: $ac_header: section \"Present But Cannot Be Compiled\"" >&5+$as_echo "$as_me: WARNING: $ac_header: section \"Present But Cannot Be Compiled\"" >&2;}+ { $as_echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5+$as_echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}+ { $as_echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5+$as_echo "$as_me: WARNING: $ac_header: in the future, the compiler will take precedence" >&2;}+ ( cat <<\_ASBOX+## ------------------------------------ ##+## Report this to libraries@haskell.org ##+## ------------------------------------ ##+_ASBOX+ ) | sed "s/^/$as_me: WARNING: /" >&2+ ;;+esac+{ $as_echo "$as_me:$LINENO: checking for $ac_header" >&5+$as_echo_n "checking for $ac_header... 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Some functions are actually named+ something starting with __ and the normal name is an alias. */+#if defined __stub_$ac_func || defined __stub___$ac_func+choke me+#endif++int+main ()+{+return $ac_func ();+ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext conftest$ac_exeext+if { (ac_try="$ac_link"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_link") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest$ac_exeext && {+ test "$cross_compiling" = yes ||+ $as_test_x conftest$ac_exeext+ }; then+ eval "$as_ac_var=yes"+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ eval "$as_ac_var=no"+fi++rm -rf conftest.dSYM+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \+ conftest$ac_exeext conftest.$ac_ext+fi+ac_res=`eval 'as_val=${'$as_ac_var'}+ $as_echo "$as_val"'`+ { $as_echo "$as_me:$LINENO: result: $ac_res" >&5+$as_echo "$ac_res" >&6; }+if test `eval 'as_val=${'$as_ac_var'}+ $as_echo "$as_val"'` = yes; then+ cat >>confdefs.h <<_ACEOF+#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1+_ACEOF++fi+done+++{ $as_echo "$as_me:$LINENO: checking for struct msghdr.msg_control" >&5+$as_echo_n "checking for struct msghdr.msg_control... " >&6; }+if test "${ac_cv_member_struct_msghdr_msg_control+set}" = set; then+ $as_echo_n "(cached) " >&6+else+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#if HAVE_SYS_TYPES_H+# include <sys/types.h>+#endif+#if HAVE_SYS_SOCKET_H+# include <sys/socket.h>+#endif+#if HAVE_SYS_UIO_H+# include <sys/uio.h>+#endif++int+main ()+{+static struct msghdr ac_aggr;+if (ac_aggr.msg_control)+return 0;+ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_cv_member_struct_msghdr_msg_control=yes+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#if HAVE_SYS_TYPES_H+# include <sys/types.h>+#endif+#if HAVE_SYS_SOCKET_H+# include <sys/socket.h>+#endif+#if HAVE_SYS_UIO_H+# include <sys/uio.h>+#endif++int+main ()+{+static struct msghdr ac_aggr;+if (sizeof ac_aggr.msg_control)+return 0;+ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_cv_member_struct_msghdr_msg_control=yes+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_cv_member_struct_msghdr_msg_control=no+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+fi+{ $as_echo "$as_me:$LINENO: result: $ac_cv_member_struct_msghdr_msg_control" >&5+$as_echo "$ac_cv_member_struct_msghdr_msg_control" >&6; }+if test $ac_cv_member_struct_msghdr_msg_control = yes; then++cat >>confdefs.h <<_ACEOF+#define HAVE_STRUCT_MSGHDR_MSG_CONTROL 1+_ACEOF+++fi+{ $as_echo "$as_me:$LINENO: checking for struct msghdr.msg_accrights" >&5+$as_echo_n "checking for struct msghdr.msg_accrights... " >&6; }+if test "${ac_cv_member_struct_msghdr_msg_accrights+set}" = set; then+ $as_echo_n "(cached) " >&6+else+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#if HAVE_SYS_TYPES_H+# include <sys/types.h>+#endif+#if HAVE_SYS_SOCKET_H+# include <sys/socket.h>+#endif+#if HAVE_SYS_UIO_H+# include <sys/uio.h>+#endif++int+main ()+{+static struct msghdr ac_aggr;+if (ac_aggr.msg_accrights)+return 0;+ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_cv_member_struct_msghdr_msg_accrights=yes+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#if HAVE_SYS_TYPES_H+# include <sys/types.h>+#endif+#if HAVE_SYS_SOCKET_H+# include <sys/socket.h>+#endif+#if HAVE_SYS_UIO_H+# include <sys/uio.h>+#endif++int+main ()+{+static struct msghdr ac_aggr;+if (sizeof ac_aggr.msg_accrights)+return 0;+ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_cv_member_struct_msghdr_msg_accrights=yes+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_cv_member_struct_msghdr_msg_accrights=no+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+fi+{ $as_echo "$as_me:$LINENO: result: $ac_cv_member_struct_msghdr_msg_accrights" >&5+$as_echo "$ac_cv_member_struct_msghdr_msg_accrights" >&6; }+if test $ac_cv_member_struct_msghdr_msg_accrights = yes; then++cat >>confdefs.h <<_ACEOF+#define HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS 1+_ACEOF+++fi+++{ $as_echo "$as_me:$LINENO: checking for struct sockaddr.sa_len" >&5+$as_echo_n "checking for struct sockaddr.sa_len... " >&6; }+if test "${ac_cv_member_struct_sockaddr_sa_len+set}" = set; then+ $as_echo_n "(cached) " >&6+else+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#if HAVE_SYS_TYPES_H+# include <sys/types.h>+#endif+#if HAVE_SYS_SOCKET_H+# include <sys/socket.h>+#endif++int+main ()+{+static struct sockaddr ac_aggr;+if (ac_aggr.sa_len)+return 0;+ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_cv_member_struct_sockaddr_sa_len=yes+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#if HAVE_SYS_TYPES_H+# include <sys/types.h>+#endif+#if HAVE_SYS_SOCKET_H+# include <sys/socket.h>+#endif++int+main ()+{+static struct sockaddr ac_aggr;+if (sizeof ac_aggr.sa_len)+return 0;+ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_cv_member_struct_sockaddr_sa_len=yes+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_cv_member_struct_sockaddr_sa_len=no+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+fi+{ $as_echo "$as_me:$LINENO: result: $ac_cv_member_struct_sockaddr_sa_len" >&5+$as_echo "$ac_cv_member_struct_sockaddr_sa_len" >&6; }+if test $ac_cv_member_struct_sockaddr_sa_len = yes; then++cat >>confdefs.h <<_ACEOF+#define HAVE_STRUCT_SOCKADDR_SA_LEN 1+_ACEOF+++fi+++{ $as_echo "$as_me:$LINENO: checking for in_addr_t in netinet/in.h" >&5+$as_echo_n "checking for in_addr_t in netinet/in.h... " >&6; }+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include <netinet/in.h>++_ACEOF+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |+ $EGREP "in_addr_t" >/dev/null 2>&1; then++cat >>confdefs.h <<\_ACEOF+#define HAVE_IN_ADDR_T 1+_ACEOF+ { $as_echo "$as_me:$LINENO: result: yes" >&5+$as_echo "yes" >&6; }+else+ { $as_echo "$as_me:$LINENO: result: no" >&5+$as_echo "no" >&6; }+fi+rm -f conftest*+++{ $as_echo "$as_me:$LINENO: checking for SO_PEERCRED and struct ucred in sys/socket.h" >&5+$as_echo_n "checking for SO_PEERCRED and struct ucred in sys/socket.h... " >&6; }+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include <sys/types.h>+#include <sys/socket.h>+#ifndef SO_PEERCRED+# error no SO_PEERCRED+#endif+struct ucred u;+int+main ()+{++ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_cv_ucred=yes+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_cv_ucred=no+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+if test "x$ac_cv_ucred" = xno; then+ old_CFLAGS="$CFLAGS"+ CFLAGS="-D_GNU_SOURCE $CFLAGS"+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include <sys/types.h>+#include <sys/socket.h>+#ifndef SO_PEERCRED+# error no SO_PEERCRED+#endif+struct ucred u;+int+main ()+{++ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_cv_ucred=yes+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_cv_ucred=no+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+ if test "x$ac_cv_ucred" = xyes; then+ EXTRA_CPPFLAGS=-D_GNU_SOURCE+ fi+else+ old_CFLAGS="$CFLAGS"+fi+if test "x$ac_cv_ucred" = xno; then+ CFLAGS="$old_CFLAGS"+ { $as_echo "$as_me:$LINENO: result: no" >&5+$as_echo "no" >&6; }+else++cat >>confdefs.h <<\_ACEOF+#define HAVE_STRUCT_UCRED 1+_ACEOF++ { $as_echo "$as_me:$LINENO: result: yes" >&5+$as_echo "yes" >&6; }+fi+++for ac_func in getaddrinfo+do+as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`+{ $as_echo "$as_me:$LINENO: checking for $ac_func" >&5+$as_echo_n "checking for $ac_func... " >&6; }+if { as_var=$as_ac_var; eval "test \"\${$as_var+set}\" = set"; }; then+ $as_echo_n "(cached) " >&6+else+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+/* Define $ac_func to an innocuous variant, in case <limits.h> declares $ac_func.+ For example, HP-UX 11i <limits.h> declares gettimeofday. */+#define $ac_func innocuous_$ac_func++/* System header to define __stub macros and hopefully few prototypes,+ which can conflict with char $ac_func (); below.+ Prefer <limits.h> to <assert.h> if __STDC__ is defined, since+ <limits.h> exists even on freestanding compilers. */++#ifdef __STDC__+# include <limits.h>+#else+# include <assert.h>+#endif++#undef $ac_func++/* Override any GCC internal prototype to avoid an error.+ Use char because int might match the return type of a GCC+ builtin and then its argument prototype would still apply. */+#ifdef __cplusplus+extern "C"+#endif+char $ac_func ();+/* The GNU C library defines this for functions which it implements+ to always fail with ENOSYS. Some functions are actually named+ something starting with __ and the normal name is an alias. */+#if defined __stub_$ac_func || defined __stub___$ac_func+choke me+#endif++int+main ()+{+return $ac_func ();+ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext conftest$ac_exeext+if { (ac_try="$ac_link"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_link") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest$ac_exeext && {+ test "$cross_compiling" = yes ||+ $as_test_x conftest$ac_exeext+ }; then+ eval "$as_ac_var=yes"+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ eval "$as_ac_var=no"+fi++rm -rf conftest.dSYM+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \+ conftest$ac_exeext conftest.$ac_ext+fi+ac_res=`eval 'as_val=${'$as_ac_var'}+ $as_echo "$as_val"'`+ { $as_echo "$as_me:$LINENO: result: $ac_res" >&5+$as_echo "$ac_res" >&6; }+if test `eval 'as_val=${'$as_ac_var'}+ $as_echo "$as_val"'` = yes; then+ cat >>confdefs.h <<_ACEOF+#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1+_ACEOF++fi+done+++{ $as_echo "$as_me:$LINENO: checking whether AI_ADDRCONFIG is declared" >&5+$as_echo_n "checking whether AI_ADDRCONFIG is declared... " >&6; }+if test "${ac_cv_have_decl_AI_ADDRCONFIG+set}" = set; then+ $as_echo_n "(cached) " >&6+else+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include <netdb.h>++int+main ()+{+#ifndef AI_ADDRCONFIG+ (void) AI_ADDRCONFIG;+#endif++ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_cv_have_decl_AI_ADDRCONFIG=yes+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_cv_have_decl_AI_ADDRCONFIG=no+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+fi+{ $as_echo "$as_me:$LINENO: result: $ac_cv_have_decl_AI_ADDRCONFIG" >&5+$as_echo "$ac_cv_have_decl_AI_ADDRCONFIG" >&6; }+if test $ac_cv_have_decl_AI_ADDRCONFIG = yes; then++cat >>confdefs.h <<_ACEOF+#define HAVE_DECL_AI_ADDRCONFIG 1+_ACEOF+++else+ cat >>confdefs.h <<_ACEOF+#define HAVE_DECL_AI_ADDRCONFIG 0+_ACEOF+++fi+{ $as_echo "$as_me:$LINENO: checking whether AI_ALL is declared" >&5+$as_echo_n "checking whether AI_ALL is declared... " >&6; }+if test "${ac_cv_have_decl_AI_ALL+set}" = set; then+ $as_echo_n "(cached) " >&6+else+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include <netdb.h>++int+main ()+{+#ifndef AI_ALL+ (void) AI_ALL;+#endif++ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_cv_have_decl_AI_ALL=yes+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_cv_have_decl_AI_ALL=no+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+fi+{ $as_echo "$as_me:$LINENO: result: $ac_cv_have_decl_AI_ALL" >&5+$as_echo "$ac_cv_have_decl_AI_ALL" >&6; }+if test $ac_cv_have_decl_AI_ALL = yes; then++cat >>confdefs.h <<_ACEOF+#define HAVE_DECL_AI_ALL 1+_ACEOF+++else+ cat >>confdefs.h <<_ACEOF+#define HAVE_DECL_AI_ALL 0+_ACEOF+++fi+{ $as_echo "$as_me:$LINENO: checking whether AI_NUMERICSERV is declared" >&5+$as_echo_n "checking whether AI_NUMERICSERV is declared... " >&6; }+if test "${ac_cv_have_decl_AI_NUMERICSERV+set}" = set; then+ $as_echo_n "(cached) " >&6+else+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include <netdb.h>++int+main ()+{+#ifndef AI_NUMERICSERV+ (void) AI_NUMERICSERV;+#endif++ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_cv_have_decl_AI_NUMERICSERV=yes+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_cv_have_decl_AI_NUMERICSERV=no+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+fi+{ $as_echo "$as_me:$LINENO: result: $ac_cv_have_decl_AI_NUMERICSERV" >&5+$as_echo "$ac_cv_have_decl_AI_NUMERICSERV" >&6; }+if test $ac_cv_have_decl_AI_NUMERICSERV = yes; then++cat >>confdefs.h <<_ACEOF+#define HAVE_DECL_AI_NUMERICSERV 1+_ACEOF+++else+ cat >>confdefs.h <<_ACEOF+#define HAVE_DECL_AI_NUMERICSERV 0+_ACEOF+++fi+{ $as_echo "$as_me:$LINENO: checking whether AI_V4MAPPED is declared" >&5+$as_echo_n "checking whether AI_V4MAPPED is declared... " >&6; }+if test "${ac_cv_have_decl_AI_V4MAPPED+set}" = set; then+ $as_echo_n "(cached) " >&6+else+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include <netdb.h>++int+main ()+{+#ifndef AI_V4MAPPED+ (void) AI_V4MAPPED;+#endif++ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""+$as_echo "$ac_try_echo") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_cv_have_decl_AI_V4MAPPED=yes+else+ $as_echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_cv_have_decl_AI_V4MAPPED=no+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+fi+{ $as_echo "$as_me:$LINENO: result: $ac_cv_have_decl_AI_V4MAPPED" >&5+$as_echo "$ac_cv_have_decl_AI_V4MAPPED" >&6; }+if test $ac_cv_have_decl_AI_V4MAPPED = yes; then++cat >>confdefs.h <<_ACEOF+#define HAVE_DECL_AI_V4MAPPED 1+_ACEOF+++else+ cat >>confdefs.h <<_ACEOF+#define HAVE_DECL_AI_V4MAPPED 0+_ACEOF+++fi++++{ $as_echo "$as_me:$LINENO: checking for sendfile in sys/sendfile.h" >&5+$as_echo_n "checking for sendfile in sys/sendfile.h... " >&6; }+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include <sys/sendfile.h>++_ACEOF+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |+ $EGREP "sendfile" >/dev/null 2>&1; then++cat >>confdefs.h <<\_ACEOF+#define HAVE_LINUX_SENDFILE 1+_ACEOF+ { $as_echo "$as_me:$LINENO: result: yes" >&5+$as_echo "yes" >&6; }+else+ { $as_echo "$as_me:$LINENO: result: no" >&5+$as_echo "no" >&6; }+fi+rm -f conftest*+++{ $as_echo "$as_me:$LINENO: checking for sendfile in sys/socket.h" >&5+$as_echo_n "checking for sendfile in sys/socket.h... " >&6; }+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include <sys/socket.h>++_ACEOF+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |+ $EGREP "sendfile" >/dev/null 2>&1; then++cat >>confdefs.h <<\_ACEOF+#define HAVE_BSD_SENDFILE 1+_ACEOF+ { $as_echo "$as_me:$LINENO: result: yes" >&5+$as_echo "yes" >&6; }+else+ { $as_echo "$as_me:$LINENO: result: no" >&5+$as_echo "no" >&6; }+fi+rm -f conftest*++++for ac_func in gethostent+do+as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`+{ $as_echo "$as_me:$LINENO: checking for $ac_func" >&5+$as_echo_n "checking for $ac_func... " >&6; }+if { as_var=$as_ac_var; eval "test \"\${$as_var+set}\" = set"; }; then+ $as_echo_n "(cached) " >&6+else+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+/* Define $ac_func to an innocuous variant, in case <limits.h> declares $ac_func.+ For example, HP-UX 11i <limits.h> declares gettimeofday. */+#define $ac_func innocuous_$ac_func++/* System header to define __stub macros and hopefully few prototypes,+ which can conflict with char $ac_func (); below.+ Prefer <limits.h> to <assert.h> if __STDC__ is defined, since+ <limits.h> exists even on freestanding compilers. */++#ifdef __STDC__+# include <limits.h>+#else+# include <assert.h>+#endif++#undef $ac_func++/* Override any GCC internal prototype to avoid an error.+ Use char because int might match the return type of a GCC+ builtin and then its argument prototype would still apply. */+#ifdef __cplusplus+extern "C"+#endif+char $ac_func ();+/* The GNU C library defines this for functions which it implements+ to always fail with ENOSYS. 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exit 1; }; }++test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&+ { ac_out=`sed -n '/\${datarootdir}/p' "$tmp/out"`; test -n "$ac_out"; } &&+ { ac_out=`sed -n '/^[ ]*datarootdir[ ]*:*=/p' "$tmp/out"`; test -z "$ac_out"; } &&+ { $as_echo "$as_me:$LINENO: WARNING: $ac_file contains a reference to the variable \`datarootdir'+which seems to be undefined. Please make sure it is defined." >&5+$as_echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'+which seems to be undefined. Please make sure it is defined." >&2;}++ rm -f "$tmp/stdin"+ case $ac_file in+ -) cat "$tmp/out" && rm -f "$tmp/out";;+ *) rm -f "$ac_file" && mv "$tmp/out" "$ac_file";;+ esac \+ || { { $as_echo "$as_me:$LINENO: error: could not create $ac_file" >&5+$as_echo "$as_me: error: could not create $ac_file" >&2;}+ { (exit 1); exit 1; }; }+ ;;+ :H)+ #+ # CONFIG_HEADER+ #+ if test x"$ac_file" != x-; then+ {+ $as_echo "/* $configure_input */" \+ && eval '$AWK -f "$tmp/defines.awk"' "$ac_file_inputs"+ } >"$tmp/config.h" \+ || { { $as_echo "$as_me:$LINENO: error: could not create $ac_file" >&5+$as_echo "$as_me: error: could not create $ac_file" >&2;}+ { (exit 1); exit 1; }; }+ if diff "$ac_file" "$tmp/config.h" >/dev/null 2>&1; then+ { $as_echo "$as_me:$LINENO: $ac_file is unchanged" >&5+$as_echo "$as_me: $ac_file is unchanged" >&6;}+ else+ rm -f "$ac_file"+ mv "$tmp/config.h" "$ac_file" \+ || { { $as_echo "$as_me:$LINENO: error: could not create $ac_file" >&5+$as_echo "$as_me: error: could not create $ac_file" >&2;}+ { (exit 1); exit 1; }; }+ fi+ else+ $as_echo "/* $configure_input */" \+ && eval '$AWK -f "$tmp/defines.awk"' "$ac_file_inputs" \+ || { { $as_echo "$as_me:$LINENO: error: could not create -" >&5+$as_echo "$as_me: error: could not create -" >&2;}+ { (exit 1); exit 1; }; }+ fi+ ;;+++ esac++done # for ac_tag+++{ (exit 0); exit 0; }+_ACEOF+chmod +x $CONFIG_STATUS+ac_clean_files=$ac_clean_files_save++test $ac_write_fail = 0 ||+ { { $as_echo "$as_me:$LINENO: error: write failure creating $CONFIG_STATUS" >&5+$as_echo "$as_me: error: write failure creating $CONFIG_STATUS" >&2;}+ { (exit 1); exit 1; }; }+++# configure is writing to config.log, and then calls config.status.+# config.status does its own redirection, appending to config.log.+# Unfortunately, on DOS this fails, as config.log is still kept open+# by configure, so config.status won't be able to write to it; its+# output is simply discarded. So we exec the FD to /dev/null,+# effectively closing config.log, so it can be properly (re)opened and+# appended to by config.status. When coming back to configure, we+# need to make the FD available again.+if test "$no_create" != yes; then+ ac_cs_success=:+ ac_config_status_args=+ test "$silent" = yes &&+ ac_config_status_args="$ac_config_status_args --quiet"+ exec 5>/dev/null+ $SHELL $CONFIG_STATUS $ac_config_status_args || ac_cs_success=false+ exec 5>>config.log+ # Use ||, not &&, to avoid exiting from the if with $? = 1, which+ # would make configure fail if this is the last instruction.+ $ac_cs_success || { (exit 1); exit 1; }+fi+if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then+ { $as_echo "$as_me:$LINENO: WARNING: Unrecognized options: $ac_unrecognized_opts" >&5+$as_echo "$as_me: WARNING: Unrecognized options: $ac_unrecognized_opts" >&2;} fi
include/HsNetworkConfig.h view
@@ -5,7 +5,7 @@ #define HAVE_ARPA_INET_H 1 /* Define to 1 if you have a BSDish sendfile(2) implementation. */-/* #undef HAVE_BSD_SENDFILE */+#define HAVE_BSD_SENDFILE 1 /* Define to 1 if you have the declaration of `AI_ADDRCONFIG', and to 0 if you don't. */@@ -17,7 +17,7 @@ /* Define to 1 if you have the declaration of `AI_NUMERICSERV', and to 0 if you don't. */-#define HAVE_DECL_AI_NUMERICSERV 1+#define HAVE_DECL_AI_NUMERICSERV 0 /* Define to 1 if you have the declaration of `AI_V4MAPPED', and to 0 if you don't. */@@ -42,7 +42,7 @@ #define HAVE_LIMITS_H 1 /* Define to 1 if you have a Linux sendfile(2) implementation. */-#define HAVE_LINUX_SENDFILE 1+/* #undef HAVE_LINUX_SENDFILE */ /* Define to 1 if you have the <memory.h> header file. */ #define HAVE_MEMORY_H 1@@ -78,10 +78,10 @@ #define HAVE_STRUCT_MSGHDR_MSG_CONTROL 1 /* Define to 1 if `sa_len' is member of `struct sockaddr'. */-/* #undef HAVE_STRUCT_SOCKADDR_SA_LEN */+#define HAVE_STRUCT_SOCKADDR_SA_LEN 1 /* Define to 1 if you have both SO_PEERCRED and struct ucred. */-#define HAVE_STRUCT_UCRED 1+/* #undef HAVE_STRUCT_UCRED */ /* Define to 1 if you have the `symlink' function. */ #define HAVE_SYMLINK 1
network.cabal view
@@ -1,10 +1,10 @@ name: network-version: 2.2.0.1+version: 2.2.1 license: BSD3 license-file: LICENSE-maintainer: libraries@haskell.org+maintainer: Johan Tibell <johan.tibell@gmail.com> synopsis: Networking-related facilities-category: System+category: Network build-type: Configure cabal-version: >=1.2 extra-tmp-files:@@ -18,12 +18,14 @@ -- C sources only used on some systems cbits/ancilData.c cbits/asyncAccept.c cbits/initWinSock.c cbits/winSockErr.c+bug-reports: http://trac.haskell.org/network/ flag base4 library exposed-modules:- Network Network.BSD Network.Socket Network.URI+ Network Network.BSD Network.Socket.Internal Network.Socket+ Network.URI build-depends: base < 5, parsec if flag(base4)