unix 2.0 → 2.2.0.0
raw patch · 25 files changed
+8646/−5178 lines, 25 filesdep +directorysetup-changed
Dependencies added: directory
Files
- Setup.hs +1/−1
- System/Posix.hs +5/−1
- System/Posix/Directory.hsc +3/−3
- System/Posix/Env.hsc +1/−1
- System/Posix/Error.hs +0/−25
- System/Posix/Files.hsc +13/−10
- System/Posix/IO.hsc +3/−2
- System/Posix/Process.hsc +13/−2
- System/Posix/Process/Internals.hs +13/−0
- System/Posix/Resource.hsc +6/−0
- System/Posix/Semaphore.hsc +132/−0
- System/Posix/SharedMem.hsc +83/−0
- System/Posix/Signals.hs +528/−0
- System/Posix/Temp.hsc +2/−2
- System/Posix/Terminal.hsc +108/−23
- System/Posix/Unistd.hsc +41/−5
- System/Posix/User.hsc +19/−5
- cbits/execvpe.c +175/−0
- configure +6966/−5092
- configure.ac +38/−1
- include/HsUnix.h +56/−0
- include/HsUnixConfig.h +278/−0
- include/HsUnixConfig.h.in +126/−0
- include/execvpe.h +25/−0
- unix.cabal +11/−5
Setup.hs view
@@ -1,6 +1,6 @@ module Main (main) where -import Distribution.Simple (defaultMainWithHooks, defaultUserHooks)+import Distribution.Simple main :: IO () main = defaultMainWithHooks defaultUserHooks
System/Posix.hs view
@@ -25,7 +25,9 @@ module System.Posix.Terminal, module System.Posix.Time, module System.Posix.User,- module System.Posix.Resource+ module System.Posix.Resource,+ module System.Posix.Semaphore,+ module System.Posix.SharedMem ) where import System.Posix.Types@@ -41,6 +43,8 @@ import System.Posix.Time import System.Posix.User import System.Posix.Resource+import System.Posix.Semaphore+import System.Posix.SharedMem {- TODO
System/Posix/Directory.hsc view
@@ -98,14 +98,14 @@ closeDirStream (DirStream dirp) = do throwErrnoIfMinus1_ "closeDirStream" (c_closedir dirp) -newtype DirStreamOffset = DirStreamOffset CLong+newtype DirStreamOffset = DirStreamOffset COff seekDirStream :: DirStream -> DirStreamOffset -> IO () seekDirStream (DirStream dirp) (DirStreamOffset off) = c_seekdir dirp off foreign import ccall unsafe "seekdir"- c_seekdir :: Ptr CDir -> CLong -> IO ()+ c_seekdir :: Ptr CDir -> COff -> IO () tellDirStream :: DirStream -> IO DirStreamOffset tellDirStream (DirStream dirp) = do@@ -113,7 +113,7 @@ return (DirStreamOffset off) foreign import ccall unsafe "telldir"- c_telldir :: Ptr CDir -> IO CLong+ c_telldir :: Ptr CDir -> IO COff {- Renamings of functionality provided via Directory interface,
System/Posix/Env.hsc view
@@ -109,7 +109,7 @@ setEnv key value ovrwrt = do withCString key $ \ keyP -> withCString value $ \ valueP ->- throwErrnoIfMinus1_ "putenv" $+ throwErrnoIfMinus1_ "setenv" $ c_setenv keyP valueP (fromIntegral (fromEnum ovrwrt)) foreign import ccall unsafe "setenv"
System/Posix/Error.hs view
@@ -22,29 +22,4 @@ ) where import Foreign.C.Error-import Foreign.Ptr-import Foreign.Marshal.Error ( void ) -throwErrnoPath :: String -> FilePath -> IO a-throwErrnoPath loc path =- do- errno <- getErrno- ioError (errnoToIOError loc errno Nothing (Just path))--throwErrnoPathIf :: (a -> Bool) -> String -> FilePath -> IO a -> IO a-throwErrnoPathIf pred loc path f = - do- res <- f- if pred res then throwErrnoPath loc path else return res--throwErrnoPathIf_ :: (a -> Bool) -> String -> FilePath -> IO a -> IO ()-throwErrnoPathIf_ pred loc path f = void $ throwErrnoPathIf pred loc path f--throwErrnoPathIfNull :: String -> FilePath -> IO (Ptr a) -> IO (Ptr a)-throwErrnoPathIfNull = throwErrnoPathIf (== nullPtr)--throwErrnoPathIfMinus1 :: Num a => String -> FilePath -> IO a -> IO a-throwErrnoPathIfMinus1 = throwErrnoPathIf (== -1)--throwErrnoPathIfMinus1_ :: Num a => String -> FilePath -> IO a -> IO ()-throwErrnoPathIfMinus1_ = throwErrnoPathIf_ (== -1)
System/Posix/Files.hsc view
@@ -33,6 +33,9 @@ otherReadMode, otherWriteMode, otherExecuteMode, otherModes, setUserIDMode, setGroupIDMode, stdFileMode, accessModes,+ fileTypeModes,+ blockSpecialMode, characterSpecialMode, namedPipeMode, regularFileMode,+ directoryMode, symbolicLinkMode, socketMode, -- ** Setting file modes setFileMode, setFdMode, setFileCreationMask,@@ -176,7 +179,6 @@ intersectFileModes :: FileMode -> FileMode -> FileMode intersectFileModes m1 m2 = m1 .&. m2 --- Not exported: fileTypeModes :: FileMode fileTypeModes = (#const S_IFMT) @@ -217,11 +219,11 @@ -- -- Note: calls @fchmod@. setFdMode :: Fd -> FileMode -> IO ()-setFdMode fd m =+setFdMode (Fd fd) m = throwErrnoIfMinus1_ "setFdMode" (c_fchmod fd m) foreign import ccall unsafe "fchmod" - c_fchmod :: Fd -> CMode -> IO CInt+ c_fchmod :: CInt -> CMode -> IO CInt -- | @setFileCreationMask mode@ sets the file mode creation mask to @mode@. -- Modes set by this operation are subtracted from files and directories upon@@ -264,7 +266,7 @@ access :: FilePath -> CMode -> IO Bool access name flags = withCString name $ \s -> do- r <- c_access s flags+ r <- c_access s (fromIntegral flags) if (r == 0) then return True else do err <- getErrno@@ -394,7 +396,7 @@ throwErrnoPathIfMinus1_ "getSymbolicLinkStatus" path (c_lstat s p) return (FileStatus fp) -foreign import ccall unsafe "lstat" +foreign import ccall unsafe "__hsunix_lstat" c_lstat :: CString -> Ptr CStat -> IO CInt -- | @createNamedPipe fifo mode@ @@ -410,7 +412,8 @@ throwErrnoPathIfMinus1_ "createNamedPipe" name (c_mkfifo s mode) -- | @createDevice path mode dev@ creates either a regular or a special file--- depending on the value of @mode@ (and @dev@). May fail with+-- depending on the value of @mode@ (and @dev@). @mode@ will normally be either+-- 'blockSpecialMode' or 'characterSpecialMode'. May fail with -- 'throwErrnoPathIfMinus1_' if a file named @name@ already exists or if the -- effective user ID of the current process doesn't have permission to create -- the file.@@ -421,7 +424,7 @@ withCString path $ \s -> throwErrnoPathIfMinus1_ "createDevice" path (c_mknod s mode dev) -foreign import ccall unsafe "mknod" +foreign import ccall unsafe "__hsunix_mknod" c_mknod :: CString -> CMode -> CDev -> IO CInt -- -----------------------------------------------------------------------------@@ -485,7 +488,7 @@ peekCStringLen (buf,fromIntegral len) foreign import ccall unsafe "readlink"- c_readlink :: CString -> CString -> CInt -> IO CInt+ c_readlink :: CString -> CString -> CSize -> IO CInt -- ----------------------------------------------------------------------------- -- Renaming files@@ -681,9 +684,9 @@ -- -- Note: calls @fpathconf@. getFdPathVar :: Fd -> PathVar -> IO Limit-getFdPathVar fd v =+getFdPathVar (Fd fd) v = throwErrnoIfMinus1 "getFdPathVar" $ c_fpathconf fd (pathVarConst v) foreign import ccall unsafe "fpathconf" - c_fpathconf :: Fd -> CInt -> IO CLong+ c_fpathconf :: CInt -> CInt -> IO CLong
System/Posix/IO.hsc view
@@ -72,7 +72,7 @@ #ifdef __GLASGOW_HASKELL__ import GHC.IOBase-import GHC.Handle hiding (fdToHandle, openFd)+import GHC.Handle hiding (fdToHandle) import qualified GHC.Handle #endif @@ -264,7 +264,8 @@ r <- throwErrnoIfMinus1 "setFdOption" (c_fcntl_read fd getflag) let r' | val = r .|. opt_val | otherwise = r .&. (complement opt_val)- throwErrnoIfMinus1_ "setFdOption" (c_fcntl_write fd setflag r')+ throwErrnoIfMinus1_ "setFdOption"+ (c_fcntl_write fd setflag (fromIntegral r')) where (getflag,setflag)= case opt of CloseOnExec -> ((#const F_GETFD),(#const F_SETFD))
System/Posix/Process.hsc view
@@ -9,7 +9,8 @@ -- Stability : provisional -- Portability : non-portable (requires POSIX) ----- POSIX process support+-- POSIX process support. See also the "System.Cmd" and "System.Process"+-- modules. -- ----------------------------------------------------------------------------- @@ -74,9 +75,9 @@ import System.IO.Error import System.Exit import System.Posix.Error+import System.Posix.Process.Internals ( pPrPr_disableITimers, c_execvpe ) import System.Posix.Types import System.Posix.Signals-import System.Process.Internals ( pPrPr_disableITimers, c_execvpe ) import Control.Monad #ifdef __GLASGOW_HASKELL__@@ -243,6 +244,16 @@ threads will be copied to the child process. On success, 'forkProcess' returns the child's 'ProcessID' to the parent process; in case of an error, an exception is thrown.++'forkProcess' comes with a giant warning: since any other running+threads are not copied into the child process, it's easy to go wrong:+e.g. by accessing some shared resource that was held by another thread+in the parent. Another example is the I\/O manager thread: since the+I\/O manager isn't running in the child, attempting to do any+Handle-based I\/O will deadlock.++Using 'forkProcess' in order to do 'executeFile' is likely to work.+Anything else: you're on your own. -} forkProcess :: IO () -> IO ProcessID
+ System/Posix/Process/Internals.hs view
@@ -0,0 +1,13 @@++module System.Posix.Process.Internals (pPrPr_disableITimers, c_execvpe) where++import Foreign+import Foreign.C++-- this function disables the itimer, which would otherwise cause confusing+-- signals to be sent to the new process.+foreign import ccall unsafe "pPrPr_disableITimers"+ pPrPr_disableITimers :: IO ()++foreign import ccall unsafe "execvpe"+ c_execvpe :: CString -> Ptr CString -> Ptr CString -> IO CInt
System/Posix/Resource.hsc view
@@ -1,4 +1,10 @@ {-# OPTIONS -fffi #-}+{-# OPTIONS_GHC -w #-}+-- The above warning supression flag is a temporary kludge.+-- While working on this module you are encouraged to remove it and fix+-- any warnings in the module. See+-- http://hackage.haskell.org/trac/ghc/wiki/WorkingConventions#Warnings+-- for details ----------------------------------------------------------------------------- -- | -- Module : System.Posix.Resource
+ System/Posix/Semaphore.hsc view
@@ -0,0 +1,132 @@+{-# OPTIONS -fffi #-}++-----------------------------------------------------------------------------+-- |+-- Module : System.Posix.Semaphore+-- Copyright : (c) Daniel Franke 2007+-- License : BSD-style (see the file libraries/base/LICENSE)+--+-- Maintainer : libraries@haskell.org+-- Stability : experimental+-- Portability : non-portable (requires POSIX)+--+-- POSIX named semaphore support.+--+-----------------------------------------------------------------------------++module System.Posix.Semaphore+ (OpenSemFlags(..), Semaphore(), + semOpen, semUnlink, semWait, semTryWait, semThreadWait, + semPost, semGetValue)+ where++#include <semaphore.h>+#include <fcntl.h>++import Foreign.C+import Foreign.ForeignPtr+import Foreign.Marshal+import Foreign.Ptr+import Foreign.Storable+import System.Posix.Types+import System.Posix.Error+import Control.Concurrent+import Data.Bits++data OpenSemFlags = OpenSemFlags { semCreate :: Bool,+ -- ^ If true, create the semaphore if it+ -- does not yet exist.+ semExclusive :: Bool+ -- ^ If true, throw an exception if the+ -- semaphore already exists.+ }++newtype Semaphore = Semaphore (ForeignPtr ())++-- | Open a named semaphore with the given name, flags, mode, and initial +-- value.+semOpen :: String -> OpenSemFlags -> FileMode -> Int -> IO Semaphore+semOpen name flags mode value =+ let cflags = (if semCreate flags then #{const O_CREAT} else 0) .|.+ (if semExclusive flags then #{const O_EXCL} else 0)+ semOpen' cname =+ do sem <- throwErrnoPathIfNull "semOpen" name $ + sem_open cname (toEnum cflags) mode (toEnum value)+ finalizer <- mkCallback (finalize sem)+ fptr <- newForeignPtr finalizer sem+ return $ Semaphore fptr+ finalize sem _ = throwErrnoPathIfMinus1_ "semOpen" name $+ sem_close sem in+ withCAString name semOpen'++-- | Delete the semaphore with the given name.+semUnlink :: String -> IO ()+semUnlink name = withCAString name semUnlink'+ where semUnlink' cname = throwErrnoPathIfMinus1_ "semUnlink" name $+ sem_unlink cname++-- | Lock the semaphore, blocking until it becomes available. Since this+-- is done through a system call, this will block the *entire runtime*,+-- not just the current thread. If this is not the behaviour you want,+-- use semThreadWait instead. +semWait :: Semaphore -> IO ()+semWait (Semaphore fptr) = withForeignPtr fptr semWait'+ where semWait' sem = throwErrnoIfMinus1Retry_ "semWait" $+ sem_wait sem++-- | Attempt to lock the semaphore without blocking. Immediately return+-- False if it is not available.+semTryWait :: Semaphore -> IO Bool+semTryWait (Semaphore fptr) = withForeignPtr fptr semTrywait'+ where semTrywait' sem = do res <- sem_trywait sem+ (if res == 0 then return True+ else do errno <- getErrno+ (if errno == eINTR + then semTrywait' sem+ else if errno == eAGAIN+ then return False+ else throwErrno "semTrywait"))++-- | Poll the semaphore until it is available, then lock it. Unlike +-- semWait, this will block only the current thread rather than the+-- entire process.+semThreadWait :: Semaphore -> IO ()+semThreadWait sem = do res <- semTryWait sem+ (if res then return ()+ else ( do { yield; semThreadWait sem } ))++-- | Unlock the semaphore.+semPost :: Semaphore -> IO ()+semPost (Semaphore fptr) = withForeignPtr fptr semPost'+ where semPost' sem = throwErrnoIfMinus1Retry_ "semPost" $+ sem_post sem++-- | Return the semaphore's current value.+semGetValue :: Semaphore -> IO Int+semGetValue (Semaphore fptr) = withForeignPtr fptr semGetValue'+ where semGetValue' sem = alloca (semGetValue_ sem)++semGetValue_ :: Ptr () -> Ptr CInt -> IO Int+semGetValue_ sem ptr = do throwErrnoIfMinus1Retry_ "semGetValue" $+ sem_getvalue sem ptr+ cint <- peek ptr+ return $ fromEnum cint++foreign import ccall safe "wrapper"+ mkCallback :: (Ptr () -> IO ()) -> IO (FunPtr (Ptr () -> IO ()))+ +foreign import ccall safe "sem_open"+ sem_open :: CString -> CInt -> CMode -> CUInt -> IO (Ptr ())+foreign import ccall safe "sem_close"+ sem_close :: Ptr () -> IO CInt+foreign import ccall safe "sem_unlink"+ sem_unlink :: CString -> IO CInt++foreign import ccall safe "sem_wait"+ sem_wait :: Ptr () -> IO CInt+foreign import ccall safe "sem_trywait"+ sem_trywait :: Ptr () -> IO CInt+foreign import ccall safe "sem_post"+ sem_post :: Ptr () -> IO CInt+foreign import ccall safe "sem_getvalue"+ sem_getvalue :: Ptr () -> Ptr CInt -> IO Int
@@ -0,0 +1,83 @@+{-# OPTIONS -fffi #-}++-----------------------------------------------------------------------------+-- |+-- Module : System.Posix.SharedMem+-- Copyright : (c) Daniel Franke 2007+-- License : BSD-style (see the file libraries/base/LICENSE)+--+-- Maintainer : libraries@haskell.org+-- Stability : experimental+-- Portability : non-portable (requires POSIX)+--+-- POSIX shared memory support.+--+-----------------------------------------------------------------------------++module System.Posix.SharedMem+ (ShmOpenFlags(..), shmOpen, shmUnlink)+ where++#include <sys/types.h>+#include <sys/mman.h>+#include <sys/fcntl.h>++import System.Posix.Types+import System.Posix.Error+import Foreign.C+import Data.Bits++data ShmOpenFlags = ShmOpenFlags + { shmReadWrite :: Bool,+ -- ^ If true, open the shm object read-write rather than read-only. + shmCreate :: Bool,+ -- ^ If true, create the shm object if it does not exist. + shmExclusive :: Bool,+ -- ^ If true, throw an exception if the shm object already exists.+ shmTrunc :: Bool+ -- ^ If true, wipe the contents of the shm object after opening it.+ }++-- | Open a shared memory object with the given name, flags, and mode.+shmOpen :: String -> ShmOpenFlags -> FileMode -> IO Fd+#ifdef HAVE_SHM_OPEN+shmOpen name flags mode =+ do cflags <- return 0+ cflags <- return $ cflags .|. (if shmReadWrite flags+ then #{const O_RDWR}+ else #{const O_RDONLY})+ cflags <- return $ cflags .|. (if shmCreate flags then #{const O_CREAT} + else 0)+ cflags <- return $ cflags .|. (if shmExclusive flags + then #{const O_EXCL} + else 0)+ cflags <- return $ cflags .|. (if shmTrunc flags then #{const O_TRUNC} + else 0)+ withCAString name (shmOpen' cflags mode)+ where shmOpen' cflags mode cname =+ do fd <- throwErrnoIfMinus1 "shmOpen" $ + shm_open cname cflags mode+ return $ Fd fd+#else+shmOpen = error "System.Posix.SharedMem:shm_open: not available"+#endif++-- | Delete the shared memory object with the given name.+shmUnlink :: String -> IO ()+#ifdef HAVE_SHM_UNLINK+shmUnlink name = withCAString name shmUnlink'+ where shmUnlink' cname =+ throwErrnoIfMinus1_ "shmUnlink" $ shm_unlink cname+#else+shmUnlink = error "System.Posix.SharedMem:shm_unlink: not available"+#endif++#ifdef HAVE_SHM_OPEN+foreign import ccall unsafe "shm_open"+ shm_open :: CString -> CInt -> CMode -> IO CInt+#endif++#ifdef HAVE_SHM_UNLINK+foreign import ccall unsafe "shm_unlink"+ shm_unlink :: CString -> IO CInt+#endif
+ System/Posix/Signals.hs view
@@ -0,0 +1,528 @@+-----------------------------------------------------------------------------+-- |+-- Module : System.Posix.Signals+-- Copyright : (c) The University of Glasgow 2002+-- License : BSD-style (see the file libraries/base/LICENSE)+-- +-- Maintainer : libraries@haskell.org+-- Stability : provisional+-- Portability : non-portable (requires POSIX)+--+-- POSIX signal support+--+-----------------------------------------------------------------------------++#include "HsUnixConfig.h"++module System.Posix.Signals (+ -- * The Signal type+ Signal,++ -- * Specific signals+ nullSignal,+ internalAbort, sigABRT,+ realTimeAlarm, sigALRM,+ busError, sigBUS,+ processStatusChanged, sigCHLD,+ continueProcess, sigCONT,+ floatingPointException, sigFPE,+ lostConnection, sigHUP,+ illegalInstruction, sigILL,+ keyboardSignal, sigINT,+ killProcess, sigKILL,+ openEndedPipe, sigPIPE,+ keyboardTermination, sigQUIT,+ segmentationViolation, sigSEGV,+ softwareStop, sigSTOP,+ softwareTermination, sigTERM,+ keyboardStop, sigTSTP,+ backgroundRead, sigTTIN,+ backgroundWrite, sigTTOU,+ userDefinedSignal1, sigUSR1,+ userDefinedSignal2, sigUSR2,+#if CONST_SIGPOLL != -1+ pollableEvent, sigPOLL,+#endif+ profilingTimerExpired, sigPROF,+ badSystemCall, sigSYS,+ breakpointTrap, sigTRAP,+ urgentDataAvailable, sigURG,+ virtualTimerExpired, sigVTALRM,+ cpuTimeLimitExceeded, sigXCPU,+ fileSizeLimitExceeded, sigXFSZ,++ -- * Sending signals+ raiseSignal,+ signalProcess,+ signalProcessGroup,++#ifdef __GLASGOW_HASKELL__+ -- * Handling signals+ Handler(..),+ installHandler,+#endif++ -- * Signal sets+ SignalSet,+ emptySignalSet, fullSignalSet, + addSignal, deleteSignal, inSignalSet,++ -- * The process signal mask+ getSignalMask, setSignalMask, blockSignals, unblockSignals,++ -- * The alarm timer+ scheduleAlarm,++ -- * Waiting for signals+ getPendingSignals,+#ifndef cygwin32_HOST_OS+ awaitSignal,+#endif++#ifdef __GLASGOW_HASKELL__+ -- * The @NOCLDSTOP@ flag+ setStoppedChildFlag, queryStoppedChildFlag,+#endif++ -- MISSING FUNCTIONALITY:+ -- sigaction(), (inc. the sigaction structure + flags etc.)+ -- the siginfo structure+ -- sigaltstack()+ -- sighold, sigignore, sigpause, sigrelse, sigset+ -- siginterrupt+ ) where++import Foreign+import Foreign.C+import System.IO.Unsafe+import System.Posix.Types+import System.Posix.Internals++#ifdef __GLASGOW_HASKELL__+#include "Signals.h"+import GHC.Conc ( ensureIOManagerIsRunning )+#endif++-- -----------------------------------------------------------------------------+-- Specific signals++type Signal = CInt++nullSignal :: Signal+nullSignal = 0++sigABRT :: CInt+sigABRT = CONST_SIGABRT+sigALRM :: CInt+sigALRM = CONST_SIGALRM+sigBUS :: CInt+sigBUS = CONST_SIGBUS+sigCHLD :: CInt+sigCHLD = CONST_SIGCHLD+sigCONT :: CInt+sigCONT = CONST_SIGCONT+sigFPE :: CInt+sigFPE = CONST_SIGFPE+sigHUP :: CInt+sigHUP = CONST_SIGHUP+sigILL :: CInt+sigILL = CONST_SIGILL+sigINT :: CInt+sigINT = CONST_SIGINT+sigKILL :: CInt+sigKILL = CONST_SIGKILL+sigPIPE :: CInt+sigPIPE = CONST_SIGPIPE+sigQUIT :: CInt+sigQUIT = CONST_SIGQUIT+sigSEGV :: CInt+sigSEGV = CONST_SIGSEGV+sigSTOP :: CInt+sigSTOP = CONST_SIGSTOP+sigTERM :: CInt+sigTERM = CONST_SIGTERM+sigTSTP :: CInt+sigTSTP = CONST_SIGTSTP+sigTTIN :: CInt+sigTTIN = CONST_SIGTTIN+sigTTOU :: CInt+sigTTOU = CONST_SIGTTOU+sigUSR1 :: CInt+sigUSR1 = CONST_SIGUSR1+sigUSR2 :: CInt+sigUSR2 = CONST_SIGUSR2+sigPOLL :: CInt+sigPOLL = CONST_SIGPOLL+sigPROF :: CInt+sigPROF = CONST_SIGPROF+sigSYS :: CInt+sigSYS = CONST_SIGSYS+sigTRAP :: CInt+sigTRAP = CONST_SIGTRAP+sigURG :: CInt+sigURG = CONST_SIGURG+sigVTALRM :: CInt+sigVTALRM = CONST_SIGVTALRM+sigXCPU :: CInt+sigXCPU = CONST_SIGXCPU+sigXFSZ :: CInt+sigXFSZ = CONST_SIGXFSZ++internalAbort ::Signal+internalAbort = sigABRT++realTimeAlarm :: Signal+realTimeAlarm = sigALRM++busError :: Signal+busError = sigBUS++processStatusChanged :: Signal+processStatusChanged = sigCHLD++continueProcess :: Signal+continueProcess = sigCONT++floatingPointException :: Signal+floatingPointException = sigFPE++lostConnection :: Signal+lostConnection = sigHUP++illegalInstruction :: Signal+illegalInstruction = sigILL++keyboardSignal :: Signal+keyboardSignal = sigINT++killProcess :: Signal+killProcess = sigKILL++openEndedPipe :: Signal+openEndedPipe = sigPIPE++keyboardTermination :: Signal+keyboardTermination = sigQUIT++segmentationViolation :: Signal+segmentationViolation = sigSEGV++softwareStop :: Signal+softwareStop = sigSTOP++softwareTermination :: Signal+softwareTermination = sigTERM++keyboardStop :: Signal+keyboardStop = sigTSTP++backgroundRead :: Signal+backgroundRead = sigTTIN++backgroundWrite :: Signal+backgroundWrite = sigTTOU++userDefinedSignal1 :: Signal+userDefinedSignal1 = sigUSR1++userDefinedSignal2 :: Signal+userDefinedSignal2 = sigUSR2++#if CONST_SIGPOLL != -1+pollableEvent :: Signal+pollableEvent = sigPOLL+#endif++profilingTimerExpired :: Signal+profilingTimerExpired = sigPROF++badSystemCall :: Signal+badSystemCall = sigSYS++breakpointTrap :: Signal+breakpointTrap = sigTRAP++urgentDataAvailable :: Signal+urgentDataAvailable = sigURG++virtualTimerExpired :: Signal+virtualTimerExpired = sigVTALRM++cpuTimeLimitExceeded :: Signal+cpuTimeLimitExceeded = sigXCPU++fileSizeLimitExceeded :: Signal+fileSizeLimitExceeded = sigXFSZ++-- -----------------------------------------------------------------------------+-- Signal-related functions++-- | @signalProcess int pid@ calls @kill@ to signal process @pid@ +-- with interrupt signal @int@.+signalProcess :: Signal -> ProcessID -> IO ()+signalProcess sig pid + = throwErrnoIfMinus1_ "signalProcess" (c_kill (fromIntegral pid) sig)++foreign import ccall unsafe "kill"+ c_kill :: CPid -> CInt -> IO CInt+++-- | @signalProcessGroup int pgid@ calls @kill@ to signal +-- all processes in group @pgid@ with interrupt signal @int@.+signalProcessGroup :: Signal -> ProcessGroupID -> IO ()+signalProcessGroup sig pgid + = throwErrnoIfMinus1_ "signalProcessGroup" (c_killpg (fromIntegral pgid) sig)++foreign import ccall unsafe "killpg"+ c_killpg :: CPid -> CInt -> IO CInt++-- | @raiseSignal int@ calls @kill@ to signal the current process+-- with interrupt signal @int@. +raiseSignal :: Signal -> IO ()+raiseSignal sig = throwErrnoIfMinus1_ "raiseSignal" (c_raise sig)++#if defined(__GLASGOW_HASKELL__) && (defined(openbsd_HOST_OS) || defined(freebsd_HOST_OS))+foreign import ccall unsafe "genericRaise"+ c_raise :: CInt -> IO CInt+#else+foreign import ccall unsafe "raise"+ c_raise :: CInt -> IO CInt+#endif++#ifdef __GLASGOW_HASKELL__+data Handler = Default+ | Ignore+ -- not yet: | Hold + | Catch (IO ())+ | CatchOnce (IO ())++-- | @installHandler int handler iset@ calls @sigaction@ to install an+-- interrupt handler for signal @int@. If @handler@ is @Default@,+-- @SIG_DFL@ is installed; if @handler@ is @Ignore@, @SIG_IGN@ is+-- installed; if @handler@ is @Catch action@, a handler is installed+-- which will invoke @action@ in a new thread when (or shortly after) the+-- signal is received.+-- If @iset@ is @Just s@, then the @sa_mask@ of the @sigaction@ structure+-- is set to @s@; otherwise it is cleared. The previously installed+-- signal handler for @int@ is returned+installHandler :: Signal+ -> Handler+ -> Maybe SignalSet -- ^ other signals to block+ -> IO Handler -- ^ old handler++#ifdef __PARALLEL_HASKELL__+installHandler = + error "installHandler: not available for Parallel Haskell"+#else++installHandler int handler maybe_mask = do+ ensureIOManagerIsRunning -- for the threaded RTS+ case maybe_mask of+ Nothing -> install' nullPtr+ Just (SignalSet x) -> withForeignPtr x $ install' + where + install' mask = + alloca $ \p_sp -> do++ rc <- case handler of+ Default -> stg_sig_install int STG_SIG_DFL p_sp mask+ Ignore -> stg_sig_install int STG_SIG_IGN p_sp mask+ Catch m -> hinstall m p_sp mask int STG_SIG_HAN+ CatchOnce m -> hinstall m p_sp mask int STG_SIG_RST++ case rc of+ STG_SIG_DFL -> return Default+ STG_SIG_IGN -> return Ignore+ STG_SIG_ERR -> throwErrno "installHandler"+ STG_SIG_HAN -> do+ m <- peekHandler p_sp+ return (Catch m)+ STG_SIG_RST -> do+ m <- peekHandler p_sp+ return (CatchOnce m)+ _other ->+ error "internal error: System.Posix.Signals.installHandler"++ hinstall m p_sp mask int reset = do+ sptr <- newStablePtr m+ poke p_sp sptr+ stg_sig_install int reset p_sp mask++ peekHandler p_sp = do+ osptr <- peek p_sp+ deRefStablePtr osptr++foreign import ccall unsafe+ stg_sig_install+ :: CInt -- sig no.+ -> CInt -- action code (STG_SIG_HAN etc.)+ -> Ptr (StablePtr (IO ())) -- (in, out) Haskell handler+ -> Ptr CSigset -- (in, out) blocked+ -> IO CInt -- (ret) action code++#endif /* !__PARALLEL_HASKELL__ */+#endif /* __GLASGOW_HASKELL__ */++-- -----------------------------------------------------------------------------+-- Alarms++-- | @scheduleAlarm i@ calls @alarm@ to schedule a real time+-- alarm at least @i@ seconds in the future.+scheduleAlarm :: Int -> IO Int+scheduleAlarm secs = do+ r <- c_alarm (fromIntegral secs)+ return (fromIntegral r)++foreign import ccall unsafe "alarm"+ c_alarm :: CUInt -> IO CUInt++#ifdef __GLASGOW_HASKELL__+-- -----------------------------------------------------------------------------+-- The NOCLDSTOP flag++foreign import ccall "&nocldstop" nocldstop :: Ptr Int++-- | Tells the system whether or not to set the @SA_NOCLDSTOP@ flag when+-- installing new signal handlers.+setStoppedChildFlag :: Bool -> IO Bool+setStoppedChildFlag b = do+ rc <- peek nocldstop+ poke nocldstop $ fromEnum (not b) + return (rc == (0::Int))++-- | Queries the current state of the stopped child flag.+queryStoppedChildFlag :: IO Bool+queryStoppedChildFlag = do+ rc <- peek nocldstop+ return (rc == (0::Int))+#endif /* __GLASGOW_HASKELL__ */++-- -----------------------------------------------------------------------------+-- Manipulating signal sets++newtype SignalSet = SignalSet (ForeignPtr CSigset)++emptySignalSet :: SignalSet+emptySignalSet = unsafePerformIO $ do+ fp <- mallocForeignPtrBytes sizeof_sigset_t+ throwErrnoIfMinus1_ "emptySignalSet" (withForeignPtr fp $ c_sigemptyset)+ return (SignalSet fp)++fullSignalSet :: SignalSet+fullSignalSet = unsafePerformIO $ do+ fp <- mallocForeignPtrBytes sizeof_sigset_t+ throwErrnoIfMinus1_ "fullSignalSet" (withForeignPtr fp $ c_sigfillset)+ return (SignalSet fp)++infixr `addSignal`, `deleteSignal`+addSignal :: Signal -> SignalSet -> SignalSet+addSignal sig (SignalSet fp1) = unsafePerformIO $ do+ fp2 <- mallocForeignPtrBytes sizeof_sigset_t+ withForeignPtr fp1 $ \p1 ->+ withForeignPtr fp2 $ \p2 -> do+ copyBytes p2 p1 sizeof_sigset_t+ throwErrnoIfMinus1_ "addSignal" (c_sigaddset p2 sig)+ return (SignalSet fp2)++deleteSignal :: Signal -> SignalSet -> SignalSet+deleteSignal sig (SignalSet fp1) = unsafePerformIO $ do+ fp2 <- mallocForeignPtrBytes sizeof_sigset_t+ withForeignPtr fp1 $ \p1 ->+ withForeignPtr fp2 $ \p2 -> do+ copyBytes p2 p1 sizeof_sigset_t+ throwErrnoIfMinus1_ "deleteSignal" (c_sigdelset p2 sig)+ return (SignalSet fp2)++inSignalSet :: Signal -> SignalSet -> Bool+inSignalSet sig (SignalSet fp) = unsafePerformIO $+ withForeignPtr fp $ \p -> do+ r <- throwErrnoIfMinus1 "inSignalSet" (c_sigismember p sig)+ return (r /= 0)++-- | @getSignalMask@ calls @sigprocmask@ to determine the+-- set of interrupts which are currently being blocked.+getSignalMask :: IO SignalSet+getSignalMask = do+ fp <- mallocForeignPtrBytes sizeof_sigset_t+ withForeignPtr fp $ \p ->+ throwErrnoIfMinus1_ "getSignalMask" (c_sigprocmask 0 nullPtr p)+ return (SignalSet fp)+ +sigProcMask :: String -> CInt -> SignalSet -> IO ()+sigProcMask fn how (SignalSet set) =+ withForeignPtr set $ \p_set ->+ throwErrnoIfMinus1_ fn (c_sigprocmask how p_set nullPtr)++-- | @setSignalMask mask@ calls @sigprocmask@ with+-- @SIG_SETMASK@ to block all interrupts in @mask@.+setSignalMask :: SignalSet -> IO ()+setSignalMask set = sigProcMask "setSignalMask" (CONST_SIG_SETMASK :: CInt) set++-- | @blockSignals mask@ calls @sigprocmask@ with+-- @SIG_BLOCK@ to add all interrupts in @mask@ to the+-- set of blocked interrupts.+blockSignals :: SignalSet -> IO ()+blockSignals set = sigProcMask "blockSignals" (CONST_SIG_BLOCK :: CInt) set++-- | @unblockSignals mask@ calls @sigprocmask@ with+-- @SIG_UNBLOCK@ to remove all interrupts in @mask@ from the+-- set of blocked interrupts. +unblockSignals :: SignalSet -> IO ()+unblockSignals set = sigProcMask "unblockSignals" (CONST_SIG_UNBLOCK :: CInt) set++-- | @getPendingSignals@ calls @sigpending@ to obtain+-- the set of interrupts which have been received but are currently blocked.+getPendingSignals :: IO SignalSet+getPendingSignals = do+ fp <- mallocForeignPtrBytes sizeof_sigset_t+ withForeignPtr fp $ \p -> + throwErrnoIfMinus1_ "getPendingSignals" (c_sigpending p)+ return (SignalSet fp)++#ifndef cygwin32_HOST_OS++-- | @awaitSignal iset@ suspends execution until an interrupt is received.+-- If @iset@ is @Just s@, @awaitSignal@ calls @sigsuspend@, installing+-- @s@ as the new signal mask before suspending execution; otherwise, it+-- calls @pause@. @awaitSignal@ returns on receipt of a signal. If you+-- have installed any signal handlers with @installHandler@, it may be+-- wise to call @yield@ directly after @awaitSignal@ to ensure that the+-- signal handler runs as promptly as possible.+awaitSignal :: Maybe SignalSet -> IO ()+awaitSignal maybe_sigset = do+ fp <- case maybe_sigset of+ Nothing -> do SignalSet fp <- getSignalMask; return fp+ Just (SignalSet fp) -> return fp+ withForeignPtr fp $ \p -> do+ c_sigsuspend p+ return ()+ -- ignore the return value; according to the docs it can only ever be+ -- (-1) with errno set to EINTR.+ +foreign import ccall unsafe "sigsuspend"+ c_sigsuspend :: Ptr CSigset -> IO CInt+#endif++#ifdef __HUGS__+foreign import ccall unsafe "sigdelset"+ c_sigdelset :: Ptr CSigset -> CInt -> IO CInt++foreign import ccall unsafe "sigfillset"+ c_sigfillset :: Ptr CSigset -> IO CInt++foreign import ccall unsafe "sigismember"+ c_sigismember :: Ptr CSigset -> CInt -> IO CInt+#else+foreign import ccall unsafe "__hscore_sigdelset"+ c_sigdelset :: Ptr CSigset -> CInt -> IO CInt++foreign import ccall unsafe "__hscore_sigfillset"+ c_sigfillset :: Ptr CSigset -> IO CInt++foreign import ccall unsafe "__hscore_sigismember"+ c_sigismember :: Ptr CSigset -> CInt -> IO CInt+#endif /* __HUGS__ */++foreign import ccall unsafe "sigpending"+ c_sigpending :: Ptr CSigset -> IO CInt+
System/Posix/Temp.hsc view
@@ -41,7 +41,7 @@ withCString template $ \ ptr -> do fd <- throwErrnoIfMinus1 "mkstemp" (c_mkstemp ptr) name <- peekCString ptr- h <- fdToHandle fd+ h <- fdToHandle (Fd fd) return (name, h) #else name <- mktemp template@@ -62,5 +62,5 @@ #endif foreign import ccall unsafe "mkstemp"- c_mkstemp :: CString -> IO Fd+ c_mkstemp :: CString -> IO CInt
System/Posix/Terminal.hsc view
@@ -60,22 +60,33 @@ -- ** Testing a file descriptor queryTerminal, getTerminalName,- getControllingTerminalName+ getControllingTerminalName, + -- ** Pseudoterminal operations+ openPseudoTerminal,+ getSlaveTerminalName ) where #include "HsUnix.h" import Data.Bits import Data.Char-import Foreign.C.Error ( throwErrnoIfMinus1, throwErrnoIfMinus1_, throwErrnoIfNull )-import Foreign.C.String ( CString, peekCString )+import Foreign.C.Error ( errnoToIOError, throwErrnoIfMinus1,+ throwErrnoIfMinus1_, throwErrnoIfNull )+#ifndef HAVE_PTSNAME+import Foreign.C.Error ( eNOSYS )+#endif+import Foreign.C.String ( CString, peekCString, withCString ) import Foreign.C.Types ( CInt ) import Foreign.ForeignPtr ( ForeignPtr, withForeignPtr, mallocForeignPtrBytes )+import Foreign.Marshal.Alloc ( alloca ) import Foreign.Marshal.Utils ( copyBytes ) import Foreign.Ptr ( Ptr, nullPtr, plusPtr ) import Foreign.Storable ( Storable(..) )+import System.IO.Error ( ioError ) import System.IO.Unsafe ( unsafePerformIO )+import System.Posix.IO ( OpenFileFlags(..), OpenMode(..), defaultFileFlags,+ openFd ) import System.Posix.Types -- -----------------------------------------------------------------------------@@ -360,14 +371,14 @@ -- | @getTerminalAttributes fd@ calls @tcgetattr@ to obtain -- the @TerminalAttributes@ associated with @Fd@ @fd@. getTerminalAttributes :: Fd -> IO TerminalAttributes-getTerminalAttributes fd = do+getTerminalAttributes (Fd fd) = do fp <- mallocForeignPtrBytes (#const sizeof(struct termios)) withForeignPtr fp $ \p -> throwErrnoIfMinus1_ "getTerminalAttributes" (c_tcgetattr fd p) return $ makeTerminalAttributes fp foreign import ccall unsafe "tcgetattr"- c_tcgetattr :: Fd -> Ptr CTermios -> IO CInt+ c_tcgetattr :: CInt -> Ptr CTermios -> IO CInt data TerminalState = Immediately@@ -381,7 +392,7 @@ -> TerminalAttributes -> TerminalState -> IO ()-setTerminalAttributes fd termios state = do+setTerminalAttributes (Fd fd) termios state = do withTerminalAttributes termios $ \p -> throwErrnoIfMinus1_ "setTerminalAttributes" (c_tcsetattr fd (state2Int state) p)@@ -392,25 +403,25 @@ state2Int WhenFlushed = (#const TCSAFLUSH) foreign import ccall unsafe "tcsetattr"- c_tcsetattr :: Fd -> CInt -> Ptr CTermios -> IO CInt+ c_tcsetattr :: CInt -> CInt -> Ptr CTermios -> IO CInt -- | @sendBreak fd duration@ calls @tcsendbreak@ to transmit a -- continuous stream of zero-valued bits on @Fd@ @fd@ for the -- specified implementation-dependent @duration@. sendBreak :: Fd -> Int -> IO ()-sendBreak fd duration+sendBreak (Fd fd) duration = throwErrnoIfMinus1_ "sendBreak" (c_tcsendbreak fd (fromIntegral duration)) foreign import ccall unsafe "tcsendbreak"- c_tcsendbreak :: Fd -> CInt -> IO CInt+ c_tcsendbreak :: CInt -> CInt -> IO CInt -- | @drainOutput fd@ calls @tcdrain@ to block until all output -- written to @Fd@ @fd@ has been transmitted. drainOutput :: Fd -> IO ()-drainOutput fd = throwErrnoIfMinus1_ "drainOutput" (c_tcdrain fd)+drainOutput (Fd fd) = throwErrnoIfMinus1_ "drainOutput" (c_tcdrain fd) foreign import ccall unsafe "tcdrain"- c_tcdrain :: Fd -> IO CInt+ c_tcdrain :: CInt -> IO CInt data QueueSelector@@ -422,7 +433,7 @@ -- pending input and\/or output for @Fd@ @fd@, -- as indicated by the @QueueSelector@ @queues@. discardData :: Fd -> QueueSelector -> IO ()-discardData fd queue =+discardData (Fd fd) queue = throwErrnoIfMinus1_ "discardData" (c_tcflush fd (queue2Int queue)) where queue2Int :: QueueSelector -> CInt@@ -431,7 +442,7 @@ queue2Int BothQueues = (#const TCIOFLUSH) foreign import ccall unsafe "tcflush"- c_tcflush :: Fd -> CInt -> IO CInt+ c_tcflush :: CInt -> CInt -> IO CInt data FlowAction = SuspendOutput -- ^ TCOOFF@@ -443,7 +454,7 @@ -- flow of data on @Fd@ @fd@, as indicated by -- @action@. controlFlow :: Fd -> FlowAction -> IO ()-controlFlow fd action =+controlFlow (Fd fd) action = throwErrnoIfMinus1_ "controlFlow" (c_tcflow fd (action2Int action)) where action2Int :: FlowAction -> CInt@@ -453,28 +464,28 @@ action2Int TransmitStart = (#const TCION) foreign import ccall unsafe "tcflow"- c_tcflow :: Fd -> CInt -> IO CInt+ c_tcflow :: CInt -> CInt -> IO CInt -- | @getTerminalProcessGroupID fd@ calls @tcgetpgrp@ to -- obtain the @ProcessGroupID@ of the foreground process group -- associated with the terminal attached to @Fd@ @fd@. getTerminalProcessGroupID :: Fd -> IO ProcessGroupID-getTerminalProcessGroupID fd = do+getTerminalProcessGroupID (Fd fd) = do throwErrnoIfMinus1 "getTerminalProcessGroupID" (c_tcgetpgrp fd) foreign import ccall unsafe "tcgetpgrp"- c_tcgetpgrp :: Fd -> IO CPid+ c_tcgetpgrp :: CInt -> IO CPid -- | @setTerminalProcessGroupID fd pgid@ calls @tcsetpgrp@ to -- set the @ProcessGroupID@ of the foreground process group -- associated with the terminal attached to @Fd@ -- @fd@ to @pgid@. setTerminalProcessGroupID :: Fd -> ProcessGroupID -> IO ()-setTerminalProcessGroupID fd pgid =+setTerminalProcessGroupID (Fd fd) pgid = throwErrnoIfMinus1_ "setTerminalProcessGroupID" (c_tcsetpgrp fd pgid) foreign import ccall unsafe "tcsetpgrp"- c_tcsetpgrp :: Fd -> CPid -> IO CInt+ c_tcsetpgrp :: CInt -> CPid -> IO CInt -- ----------------------------------------------------------------------------- -- file descriptor queries@@ -482,25 +493,25 @@ -- | @queryTerminal fd@ calls @isatty@ to determine whether or -- not @Fd@ @fd@ is associated with a terminal. queryTerminal :: Fd -> IO Bool-queryTerminal fd = do+queryTerminal (Fd fd) = do r <- c_isatty fd return (r == 1) -- ToDo: the spec says that it can set errno to EBADF if the result is zero foreign import ccall unsafe "isatty"- c_isatty :: Fd -> IO CInt+ c_isatty :: CInt -> IO CInt -- | @getTerminalName fd@ calls @ttyname@ to obtain a name associated -- with the terminal for @Fd@ @fd@. If @fd@ is associated -- with a terminal, @getTerminalName@ returns the name of the -- terminal. getTerminalName :: Fd -> IO FilePath-getTerminalName fd = do+getTerminalName (Fd fd) = do s <- throwErrnoIfNull "getTerminalName" (c_ttyname fd) peekCString s foreign import ccall unsafe "ttyname"- c_ttyname :: Fd -> IO CString+ c_ttyname :: CInt -> IO CString -- | @getControllingTerminalName@ calls @ctermid@ to obtain -- a name associated with the controlling terminal for the process. If a@@ -514,6 +525,80 @@ foreign import ccall unsafe "ctermid" c_ctermid :: CString -> IO CString++-- | @getSlaveTerminalName@ calls @ptsname@ to obtain the name of the+-- slave terminal associated with a pseudoterminal pair. The file+-- descriptor to pass in must be that of the master.+getSlaveTerminalName :: Fd -> IO FilePath++#ifdef HAVE_PTSNAME+getSlaveTerminalName (Fd fd) = do+ s <- throwErrnoIfNull "getSlaveTerminalName" (c_ptsname fd)+ peekCString s++foreign import ccall unsafe "__hsunix_ptsname"+ c_ptsname :: CInt -> IO CString+#else+getSlaveTerminalName _ =+ ioError (errnoToIOError "getSlaveTerminalName" eNOSYS Nothing Nothing)+#endif++-- | @openPseudoTerminal@ creates a pseudoterminal (pty) pair, and+-- returns the newly created pair as a (@master@, @slave@) tuple.+openPseudoTerminal :: IO (Fd, Fd)++#ifdef HAVE_OPENPTY+openPseudoTerminal =+ alloca $ \p_master ->+ alloca $ \p_slave -> do+ throwErrnoIfMinus1_ "openPty"+ (c_openpty p_master p_slave nullPtr nullPtr nullPtr)+ master <- peek p_master+ slave <- peek p_slave+ return (Fd master, Fd slave)++foreign import ccall unsafe "openpty"+ c_openpty :: Ptr CInt -> Ptr CInt -> CString -> Ptr CTermios -> Ptr a+ -> IO CInt+#else+openPseudoTerminal = do+ (Fd master) <- openFd "/dev/ptmx" ReadWrite Nothing+ defaultFileFlags{noctty=True}+ throwErrnoIfMinus1_ "openPseudoTerminal" (c_grantpt master)+ throwErrnoIfMinus1_ "openPseudoTerminal" (c_unlockpt master)+ slaveName <- getSlaveTerminalName (Fd master)+ slave <- openFd slaveName ReadWrite Nothing defaultFileFlags{noctty=True}+ pushModule slave "ptem"+ pushModule slave "ldterm"+# ifndef __hpux+ pushModule slave "ttcompat"+# endif /* __hpux */+ return (Fd master, slave)++-- Push a STREAMS module, for System V systems.+pushModule :: Fd -> String -> IO ()+pushModule (Fd fd) name =+ withCString name $ \p_name ->+ throwErrnoIfMinus1_ "openPseudoTerminal"+ (c_push_module fd p_name)++foreign import ccall unsafe "__hsunix_push_module"+ c_push_module :: CInt -> CString -> IO CInt++#ifdef HAVE_PTSNAME+foreign import ccall unsafe "__hsunix_grantpt"+ c_grantpt :: CInt -> IO CInt++foreign import ccall unsafe "__hsunix_unlockpt"+ c_unlockpt :: CInt -> IO CInt+#else+c_grantpt :: CInt -> IO CInt+c_grantpt _ = return (fromIntegral 0)++c_unlockpt :: CInt -> IO CInt+c_unlockpt _ = return (fromIntegral 0)+#endif /* HAVE_PTSNAME */+#endif /* !HAVE_OPENPTY */ -- ----------------------------------------------------------------------------- -- Local utility functions
System/Posix/Unistd.hsc view
@@ -22,7 +22,7 @@ getSysVar, -- * Sleeping- sleep, usleep,+ sleep, usleep, nanosleep, {- ToDo from unistd.h:@@ -50,9 +50,8 @@ import Foreign.C.Error import Foreign.C.String ( peekCString )-import Foreign.C.Types ( CInt, CUInt, CLong )-import Foreign.Marshal.Alloc ( allocaBytes )-import Foreign.Ptr ( Ptr, plusPtr )+import Foreign.C.Types+import Foreign import System.Posix.Types import System.Posix.Internals @@ -110,11 +109,14 @@ -- neither of these shortcomings. -- usleep :: Int -> IO ()+#ifdef HAVE_NANOSLEEP+usleep usecs = nanosleep (fromIntegral usecs * 1000)+#else usleep 0 = return () #ifdef USLEEP_RETURNS_VOID usleep usecs = c_usleep (fromIntegral usecs) #else-usleep usecs = throwErrnoIfMinus1Retry_ "usleep" (c_usleep (fromIntegral usecs))+usleep usecs = throwErrnoIfMinus1_ "usleep" (c_usleep (fromIntegral usecs)) #endif #ifdef USLEEP_RETURNS_VOID@@ -123,6 +125,40 @@ #else foreign import ccall safe "usleep" c_usleep :: CUInt -> IO CInt+#endif+#endif /* HAVE_NANOSLEEP */++-- | Sleep for the specified duration (in nanoseconds)+--+nanosleep :: Integer -> IO ()+#ifndef HAVE_NANOSLEEP+nanosleep = error "nanosleep: not available on this platform"+#else+nanosleep 0 = return ()+nanosleep nsecs = do+ allocaBytes (#const sizeof(struct timespec)) $ \pts1 -> do+ allocaBytes (#const sizeof(struct timespec)) $ \pts2 -> do+ let (tv_sec,tv_nsec) = nsecs `divMod` 1000000000+ let + loop tv_sec tv_nsec = do+ (#poke struct timespec, tv_sec) pts1 tv_sec+ (#poke struct timespec, tv_nsec) pts1 tv_nsec+ res <- c_nanosleep pts1 pts2+ if res == 0+ then return ()+ else do errno <- getErrno+ if errno == eINTR+ then do+ tv_sec <- (#peek struct timespec, tv_sec) pts2+ tv_nsec <- (#peek struct timespec, tv_nsec) pts2+ loop tv_sec tv_nsec+ else throwErrno "nanosleep"+ loop (fromIntegral tv_sec :: CTime) (fromIntegral tv_nsec :: CTime)++newtype CTimeSpec = CTimeSpec CTimeSpec++foreign import ccall safe "nanosleep" + c_nanosleep :: Ptr CTimeSpec -> Ptr CTimeSpec -> IO CInt #endif -- -----------------------------------------------------------------------------
System/Posix/User.hsc view
@@ -52,6 +52,9 @@ #if !defined(HAVE_GETPWNAM_R) || !defined(HAVE_GETPWUID_R) || defined(HAVE_GETPWENT) || defined(HAVE_GETGRENT) import Control.Concurrent.MVar ( newMVar, withMVar ) #endif+#ifdef HAVE_GETPWENT+import Control.Exception+#endif -- ----------------------------------------------------------------------------- -- user environemnt@@ -223,8 +226,7 @@ #if defined(HAVE_GETGRGID_R) || defined(HAVE_GETGRNAM_R) grBufSize :: Int #if defined(HAVE_SYSCONF) && defined(HAVE_SC_GETGR_R_SIZE_MAX)-grBufSize = fromIntegral $ unsafePerformIO $- c_sysconf (#const _SC_GETGR_R_SIZE_MAX)+grBufSize = sysconfWithDefault 2048 (#const _SC_GETGR_R_SIZE_MAX) #else grBufSize = 2048 -- just assume some value (1024 is too small on OpenBSD) #endif@@ -332,7 +334,7 @@ getAllUserEntries :: IO [UserEntry] #ifdef HAVE_GETPWENT getAllUserEntries = - withMVar lock $ \_ -> worker []+ withMVar lock $ \_ -> bracket_ c_setpwent c_endpwent $ worker [] where worker accum = do resetErrno ppw <- throwErrnoIfNullAndError "getAllUserEntries" $ @@ -344,6 +346,10 @@ foreign import ccall unsafe "getpwent" c_getpwent :: IO (Ptr CPasswd)+foreign import ccall unsafe "setpwent"+ c_setpwent :: IO ()+foreign import ccall unsafe "endpwent"+ c_endpwent :: IO () #else getAllUserEntries = error "System.Posix.User.getAllUserEntries: not supported" #endif@@ -351,8 +357,7 @@ #if defined(HAVE_GETPWUID_R) || defined(HAVE_GETPWNAM_R) pwBufSize :: Int #if defined(HAVE_SYSCONF) && defined(HAVE_SC_GETPW_R_SIZE_MAX)-pwBufSize = fromIntegral $ unsafePerformIO $- c_sysconf (#const _SC_GETPW_R_SIZE_MAX)+pwBufSize = sysconfWithDefault 1024 (#const _SC_GETPW_R_SIZE_MAX) #else pwBufSize = 1024 #endif@@ -361,6 +366,15 @@ #ifdef HAVE_SYSCONF foreign import ccall unsafe "sysconf" c_sysconf :: CInt -> IO CLong++-- We need a default value since sysconf can fail and return -1+-- even when the parameter name is defined in unistd.h.+-- One example of this is _SC_GETPW_R_SIZE_MAX under +-- Mac OS X 10.4.9 on i386.+sysconfWithDefault :: Int -> CInt -> Int+sysconfWithDefault def sc = + unsafePerformIO $ do v <- fmap fromIntegral $ c_sysconf sc+ return $ if v == (-1) then def else v #endif unpackUserEntry :: Ptr CPasswd -> IO UserEntry
+ cbits/execvpe.c view
@@ -0,0 +1,175 @@+/* -----------------------------------------------------------------------------+ (c) The University of Glasgow 1995-2004++ Our low-level exec() variant.+ -------------------------------------------------------------------------- */+#include "execvpe.h"++#if !(defined(_MSC_VER) || defined(__MINGW32__) || defined(_WIN32)) /* to the end */++/* Evidently non-Posix. */+/* #include "PosixSource.h" */++#include <unistd.h>+#include <sys/time.h>+#include <stdlib.h>+#include <string.h>+#include <errno.h>++/*+ * We want the search semantics of execvp, but we want to provide our+ * own environment, like execve. The following copyright applies to+ * this code, as it is a derivative of execvp:+ *-+ * Copyright (c) 1991 The Regents of the University of California.+ * All rights reserved.+ *+ * Redistribution and use in source and binary forms, with or without+ * modification, are permitted provided that the following conditions+ * are met:+ * 1. Redistributions of source code must retain the above copyright+ * notice, this list of conditions and the following disclaimer.+ * 2. Redistributions in binary form must reproduce the above copyright+ * notice, this list of conditions and the following disclaimer in the+ * documentation and/or other materials provided with the distribution.+ * 3. All advertising materials mentioning features or use of this software+ * must display the following acknowledgement:+ * This product includes software developed by the University of+ * California, Berkeley and its contributors.+ * 4. Neither the name of the University nor the names of its contributors+ * may be used to endorse or promote products derived from this software+ * without specific prior written permission.+ *+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF+ * SUCH DAMAGE.+ */++int+execvpe(char *name, char *const argv[], char **envp)+{+ register int lp, ln;+ register char *p;+ int eacces=0, etxtbsy=0;+ char *bp, *cur, *path, *buf = 0;++ /* If it's an absolute or relative path name, it's easy. */+ if (strchr(name, '/')) {+ bp = (char *) name;+ cur = path = buf = NULL;+ goto retry;+ }++ /* Get the path we're searching. */+ if (!(path = getenv("PATH"))) {+#ifdef HAVE_CONFSTR+ ln = confstr(_CS_PATH, NULL, 0);+ if ((cur = path = malloc(ln + 1)) != NULL) {+ path[0] = ':';+ (void) confstr (_CS_PATH, path + 1, ln);+ }+#else+ if ((cur = path = malloc(1 + 1)) != NULL) {+ path[0] = ':';+ path[1] = '\0';+ }+#endif+ } else+ cur = path = strdup(path);++ if (path == NULL || (bp = buf = malloc(strlen(path)+strlen(name)+2)) == NULL)+ goto done;++ while (cur != NULL) {+ p = cur;+ if ((cur = strchr(cur, ':')) != NULL)+ *cur++ = '\0';++ /*+ * It's a SHELL path -- double, leading and trailing colons mean the current+ * directory.+ */+ if (!*p) {+ p = ".";+ lp = 1;+ } else+ lp = strlen(p);+ ln = strlen(name);++ memcpy(buf, p, lp);+ buf[lp] = '/';+ memcpy(buf + lp + 1, name, ln);+ buf[lp + ln + 1] = '\0';++ retry:+ (void) execve(bp, argv, envp);+ switch (errno) {+ case EACCES:+ eacces = 1;+ break;+ case ENOENT:+ break;+ case ENOEXEC:+ {+ register size_t cnt;+ register char **ap;++ for (cnt = 0, ap = (char **) argv; *ap; ++ap, ++cnt)+ ;+ if ((ap = malloc((cnt + 2) * sizeof(char *))) != NULL) {+ memcpy(ap + 2, argv + 1, cnt * sizeof(char *));++ ap[0] = "sh";+ ap[1] = bp;+ (void) execve("/bin/sh", ap, envp);+ free(ap);+ }+ goto done;+ }+ case ETXTBSY:+ if (etxtbsy < 3)+ (void) sleep(++etxtbsy);+ goto retry;+ default:+ goto done;+ }+ }+ if (eacces)+ errno = EACCES;+ else if (!errno)+ errno = ENOENT;+ done:+ if (path)+ free(path);+ if (buf)+ free(buf);+ return (-1);+}+++/* Copied verbatim from ghc/lib/std/cbits/system.c. */+void pPrPr_disableITimers (void)+{+# ifdef HAVE_SETITIMER+ /* Reset the itimers in the child, so it doesn't get plagued+ * by SIGVTALRM interrupts.+ */+ struct timeval tv_null = { 0, 0 };+ struct itimerval itv;+ itv.it_interval = tv_null;+ itv.it_value = tv_null;+ setitimer(ITIMER_REAL, &itv, NULL);+ setitimer(ITIMER_VIRTUAL, &itv, NULL);+ setitimer(ITIMER_PROF, &itv, NULL);+# endif+}++#endif
configure view
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Now check whether non-existent headers- # can be detected and how.- cat >conftest.$ac_ext <<_ACEOF-#line $LINENO "configure"-/* confdefs.h. */-_ACEOF-cat confdefs.h >>conftest.$ac_ext-cat >>conftest.$ac_ext <<_ACEOF-/* end confdefs.h. */-#include <ac_nonexistent.h>-_ACEOF-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5- (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1- ac_status=$?- grep -v '^ *+' conftest.er1 >conftest.err- rm -f conftest.er1- cat conftest.err >&5- echo "$as_me:$LINENO: \$? = $ac_status" >&5- (exit $ac_status); } >/dev/null; then- if test -s conftest.err; then- ac_cpp_err=$ac_c_preproc_warn_flag- else- ac_cpp_err=- fi-else- ac_cpp_err=yes-fi-if test -z "$ac_cpp_err"; then- # Broken: success on invalid input.-continue-else- echo "$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 $ac_preproc_ok; then- :-else- { { echo "$as_me:$LINENO: error: C preprocessor \"$CPP\" fails sanity check-See \`config.log' for more details." >&5-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---echo "$as_me:$LINENO: checking for egrep" >&5-echo $ECHO_N "checking for egrep... $ECHO_C" >&6-if test "${ac_cv_prog_egrep+set}" = set; then- echo $ECHO_N "(cached) $ECHO_C" >&6-else- if echo a | (grep -E '(a|b)') >/dev/null 2>&1- then ac_cv_prog_egrep='grep -E'- else ac_cv_prog_egrep='egrep'- fi-fi-echo "$as_me:$LINENO: result: $ac_cv_prog_egrep" >&5-echo "${ECHO_T}$ac_cv_prog_egrep" >&6- EGREP=$ac_cv_prog_egrep---echo "$as_me:$LINENO: checking for ANSI C header files" >&5-echo $ECHO_N "checking for ANSI C header files... $ECHO_C" >&6-if test "${ac_cv_header_stdc+set}" = set; then- echo $ECHO_N "(cached) $ECHO_C" >&6-else- cat >conftest.$ac_ext <<_ACEOF-#line $LINENO "configure"-/* confdefs.h. */-_ACEOF-cat confdefs.h >>conftest.$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 { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5- (eval $ac_compile) 2>&5- ac_status=$?- echo "$as_me:$LINENO: \$? = $ac_status" >&5- (exit $ac_status); } &&- { ac_try='test -s conftest.$ac_objext'- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5- (eval $ac_try) 2>&5- ac_status=$?- echo "$as_me:$LINENO: \$? = $ac_status" >&5- (exit $ac_status); }; }; then- ac_cv_header_stdc=yes-else- echo "$as_me: failed program was:" >&5-sed 's/^/| /' conftest.$ac_ext >&5--ac_cv_header_stdc=no-fi-rm -f conftest.$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-#line $LINENO "configure"-/* confdefs.h. */-_ACEOF-cat confdefs.h >>conftest.$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-#line $LINENO "configure"-/* confdefs.h. */-_ACEOF-cat confdefs.h >>conftest.$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-#line $LINENO "configure"-/* confdefs.h. */-_ACEOF-cat confdefs.h >>conftest.$ac_ext-cat >>conftest.$ac_ext <<_ACEOF-/* end confdefs.h. */-#include <ctype.h>-#if ((' ' & 0x0FF) == 0x020)-# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')-# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))-#else-# define ISLOWER(c) \- (('a' <= (c) && (c) <= 'i') \- || ('j' <= (c) && (c) <= 'r') \- || ('s' <= (c) && (c) <= 'z'))-# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))-#endif--#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))-int-main ()-{- int i;- for (i = 0; i < 256; i++)- if (XOR (islower (i), ISLOWER (i))- || toupper (i) != TOUPPER (i))- exit(2);- exit (0);-}-_ACEOF-rm -f conftest$ac_exeext-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5- (eval $ac_link) 2>&5- ac_status=$?- echo "$as_me:$LINENO: \$? = $ac_status" >&5- (exit $ac_status); } && { ac_try='./conftest$ac_exeext'- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5- (eval $ac_try) 2>&5- ac_status=$?- echo "$as_me:$LINENO: \$? = $ac_status" >&5- (exit $ac_status); }; }; then- :-else- echo "$as_me: program exited with status $ac_status" >&5-echo "$as_me: failed program was:" >&5-sed 's/^/| /' conftest.$ac_ext >&5--( exit $ac_status )-ac_cv_header_stdc=no-fi-rm -f core core.* *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext-fi-fi-fi-echo "$as_me:$LINENO: result: $ac_cv_header_stdc" >&5-echo "${ECHO_T}$ac_cv_header_stdc" >&6-if test $ac_cv_header_stdc = yes; then--cat >>confdefs.h <<\_ACEOF-#define STDC_HEADERS 1-_ACEOF--fi--# On IRIX 5.3, sys/types and inttypes.h are conflicting.----------for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \- inttypes.h stdint.h unistd.h-do-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`-echo "$as_me:$LINENO: checking for $ac_header" >&5-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6-if eval "test \"\${$as_ac_Header+set}\" = set"; then- echo $ECHO_N "(cached) $ECHO_C" >&6-else- cat >conftest.$ac_ext <<_ACEOF-#line $LINENO "configure"-/* confdefs.h. */-_ACEOF-cat confdefs.h >>conftest.$ac_ext-cat >>conftest.$ac_ext <<_ACEOF-/* end confdefs.h. */-$ac_includes_default--#include <$ac_header>-_ACEOF-rm -f conftest.$ac_objext-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5- (eval $ac_compile) 2>&5- ac_status=$?- echo "$as_me:$LINENO: \$? = $ac_status" >&5- (exit $ac_status); } &&- { ac_try='test -s conftest.$ac_objext'- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5- (eval $ac_try) 2>&5- ac_status=$?- echo "$as_me:$LINENO: \$? = $ac_status" >&5- (exit $ac_status); }; }; then- eval "$as_ac_Header=yes"-else- echo "$as_me: failed program was:" >&5-sed 's/^/| /' conftest.$ac_ext >&5--eval "$as_ac_Header=no"-fi-rm -f conftest.$ac_objext conftest.$ac_ext-fi-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6-if test `eval echo '${'$as_ac_Header'}'` = yes; then- cat >>confdefs.h <<_ACEOF-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1-_ACEOF--fi--done---if test "${ac_cv_header_dlfcn_h+set}" = set; then- echo "$as_me:$LINENO: checking for dlfcn.h" >&5-echo $ECHO_N "checking for dlfcn.h... $ECHO_C" >&6-if test "${ac_cv_header_dlfcn_h+set}" = set; then- echo $ECHO_N "(cached) $ECHO_C" >&6-fi-echo "$as_me:$LINENO: result: $ac_cv_header_dlfcn_h" >&5-echo "${ECHO_T}$ac_cv_header_dlfcn_h" >&6-else- # Is the header compilable?-echo "$as_me:$LINENO: checking dlfcn.h usability" >&5-echo $ECHO_N "checking dlfcn.h usability... $ECHO_C" >&6-cat >conftest.$ac_ext <<_ACEOF-#line $LINENO "configure"-/* confdefs.h. */-_ACEOF-cat confdefs.h >>conftest.$ac_ext-cat >>conftest.$ac_ext <<_ACEOF-/* end confdefs.h. */-$ac_includes_default-#include <dlfcn.h>-_ACEOF-rm -f conftest.$ac_objext-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5- (eval $ac_compile) 2>&5- ac_status=$?- echo "$as_me:$LINENO: \$? = $ac_status" >&5- (exit $ac_status); } &&- { ac_try='test -s conftest.$ac_objext'- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5- (eval $ac_try) 2>&5- ac_status=$?- echo "$as_me:$LINENO: \$? = $ac_status" >&5- (exit $ac_status); }; }; then- ac_header_compiler=yes-else- echo "$as_me: failed program was:" >&5-sed 's/^/| /' conftest.$ac_ext >&5--ac_header_compiler=no-fi-rm -f conftest.$ac_objext conftest.$ac_ext-echo "$as_me:$LINENO: result: $ac_header_compiler" >&5-echo "${ECHO_T}$ac_header_compiler" >&6--# Is the header present?-echo "$as_me:$LINENO: checking dlfcn.h presence" >&5-echo $ECHO_N "checking dlfcn.h presence... $ECHO_C" >&6-cat >conftest.$ac_ext <<_ACEOF-#line $LINENO "configure"-/* confdefs.h. */-_ACEOF-cat confdefs.h >>conftest.$ac_ext-cat >>conftest.$ac_ext <<_ACEOF-/* end confdefs.h. */-#include <dlfcn.h>-_ACEOF-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5- (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1- ac_status=$?- grep -v '^ *+' conftest.er1 >conftest.err- rm -f conftest.er1- cat conftest.err >&5- echo "$as_me:$LINENO: \$? = $ac_status" >&5- (exit $ac_status); } >/dev/null; then- if test -s conftest.err; then- ac_cpp_err=$ac_c_preproc_warn_flag- else- ac_cpp_err=- fi-else- ac_cpp_err=yes-fi-if test -z "$ac_cpp_err"; then- ac_header_preproc=yes-else- echo "$as_me: failed program was:" >&5-sed 's/^/| /' conftest.$ac_ext >&5-- ac_header_preproc=no-fi-rm -f conftest.err conftest.$ac_ext-echo "$as_me:$LINENO: result: $ac_header_preproc" >&5-echo "${ECHO_T}$ac_header_preproc" >&6--# So? What about this header?-case $ac_header_compiler:$ac_header_preproc in- yes:no )- { echo "$as_me:$LINENO: WARNING: dlfcn.h: accepted by the compiler, rejected by the preprocessor!" >&5-echo "$as_me: WARNING: dlfcn.h: accepted by the compiler, rejected by the preprocessor!" >&2;}- { echo "$as_me:$LINENO: WARNING: dlfcn.h: proceeding with the preprocessor's result" >&5-echo "$as_me: WARNING: dlfcn.h: proceeding with the preprocessor's result" >&2;}- (- cat <<\_ASBOX-## ------------------------------------ ##-## Report this to bug-autoconf@gnu.org. ##-## ------------------------------------ ##-_ASBOX- ) |- sed "s/^/$as_me: WARNING: /" >&2- ;;- no:yes )- { echo "$as_me:$LINENO: WARNING: dlfcn.h: present but cannot be compiled" >&5-echo "$as_me: WARNING: dlfcn.h: present but cannot be compiled" >&2;}- { echo "$as_me:$LINENO: WARNING: dlfcn.h: check for missing prerequisite headers?" >&5-echo "$as_me: WARNING: dlfcn.h: check for missing prerequisite headers?" >&2;}- { echo "$as_me:$LINENO: WARNING: dlfcn.h: proceeding with the preprocessor's result" >&5-echo "$as_me: WARNING: dlfcn.h: proceeding with the preprocessor's result" >&2;}- (- cat <<\_ASBOX-## ------------------------------------ ##-## Report this to bug-autoconf@gnu.org. ##-## ------------------------------------ ##-_ASBOX- ) |- sed "s/^/$as_me: WARNING: /" >&2- ;;-esac-echo "$as_me:$LINENO: checking for dlfcn.h" >&5-echo $ECHO_N "checking for dlfcn.h... $ECHO_C" >&6-if test "${ac_cv_header_dlfcn_h+set}" = set; then- echo $ECHO_N "(cached) $ECHO_C" >&6-else- ac_cv_header_dlfcn_h=$ac_header_preproc-fi-echo "$as_me:$LINENO: result: $ac_cv_header_dlfcn_h" >&5-echo "${ECHO_T}$ac_cv_header_dlfcn_h" >&6--fi-if test $ac_cv_header_dlfcn_h = yes; then- BUILD_PACKAGE_BOOL=True-else- BUILD_PACKAGE_BOOL=False-fi-----echo "$as_me:$LINENO: checking for an ANSI C-conforming const" >&5-echo $ECHO_N "checking for an ANSI C-conforming const... $ECHO_C" >&6-if test "${ac_cv_c_const+set}" = set; then- echo $ECHO_N "(cached) $ECHO_C" >&6-else- cat >conftest.$ac_ext <<_ACEOF-#line $LINENO "configure"-/* confdefs.h. */-_ACEOF-cat confdefs.h >>conftest.$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 x;- /* SunOS 4.1.1 cc rejects this. */- char const *const *ccp;- char **p;- /* 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";- ccp = &g + (g ? g-g : 0);- /* HPUX 7.0 cc rejects these. */- ++ccp;- p = (char**) ccp;- ccp = (char const *const *) p;- { /* SCO 3.2v4 cc rejects this. */- char *t;- char const *s = 0 ? 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What about this header?-case $ac_header_compiler:$ac_header_preproc in- yes:no )- { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5-echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}- { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5-echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}- (- cat <<\_ASBOX-## ------------------------------------ ##-## Report this to bug-autoconf@gnu.org. ##-## ------------------------------------ ##-_ASBOX- ) |- sed "s/^/$as_me: WARNING: /" >&2- ;;- no:yes )- { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5-echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}- { echo "$as_me:$LINENO: WARNING: $ac_header: check for missing prerequisite headers?" >&5-echo "$as_me: WARNING: $ac_header: check for missing prerequisite headers?" >&2;}- { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5-echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}- (- cat <<\_ASBOX-## ------------------------------------ ##-## Report this to bug-autoconf@gnu.org. ##-## ------------------------------------ ##-_ASBOX- ) |- sed "s/^/$as_me: WARNING: /" >&2- ;;-esac-echo "$as_me:$LINENO: checking for $ac_header" >&5-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6-if eval "test \"\${$as_ac_Header+set}\" = set"; then- echo $ECHO_N "(cached) $ECHO_C" >&6-else- eval "$as_ac_Header=$ac_header_preproc"-fi-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6--fi-if test `eval echo '${'$as_ac_Header'}'` = yes; then- cat >>confdefs.h <<_ACEOF-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1-_ACEOF--fi--done------for ac_header in sys/resource.h sys/stat.h sys/times.h sys/time.h-do-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`-if eval "test \"\${$as_ac_Header+set}\" = set"; then- echo "$as_me:$LINENO: checking for $ac_header" >&5-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6-if eval "test \"\${$as_ac_Header+set}\" = set"; then- echo $ECHO_N "(cached) $ECHO_C" >&6-fi-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6-else- # Is the header compilable?-echo "$as_me:$LINENO: checking $ac_header usability" >&5-echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6-cat >conftest.$ac_ext <<_ACEOF-#line $LINENO "configure"-/* confdefs.h. */-_ACEOF-cat confdefs.h >>conftest.$ac_ext-cat >>conftest.$ac_ext <<_ACEOF-/* end confdefs.h. */-$ac_includes_default-#include <$ac_header>-_ACEOF-rm -f conftest.$ac_objext-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5- (eval $ac_compile) 2>&5- ac_status=$?- echo "$as_me:$LINENO: \$? = $ac_status" >&5- (exit $ac_status); } &&- { ac_try='test -s conftest.$ac_objext'- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5- (eval $ac_try) 2>&5- ac_status=$?- echo "$as_me:$LINENO: \$? = $ac_status" >&5- (exit $ac_status); }; }; then- ac_header_compiler=yes-else- echo "$as_me: failed program was:" >&5-sed 's/^/| /' conftest.$ac_ext >&5--ac_header_compiler=no-fi-rm -f conftest.$ac_objext conftest.$ac_ext-echo "$as_me:$LINENO: result: $ac_header_compiler" >&5-echo "${ECHO_T}$ac_header_compiler" >&6--# Is the header present?-echo "$as_me:$LINENO: checking $ac_header presence" >&5-echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6-cat >conftest.$ac_ext <<_ACEOF-#line $LINENO "configure"-/* confdefs.h. */-_ACEOF-cat confdefs.h >>conftest.$ac_ext-cat >>conftest.$ac_ext <<_ACEOF-/* end confdefs.h. */-#include <$ac_header>-_ACEOF-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5- (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1- ac_status=$?- grep -v '^ *+' conftest.er1 >conftest.err- rm -f conftest.er1- cat conftest.err >&5- echo "$as_me:$LINENO: \$? = $ac_status" >&5- (exit $ac_status); } >/dev/null; then- if test -s conftest.err; then- ac_cpp_err=$ac_c_preproc_warn_flag- else- ac_cpp_err=- fi-else- ac_cpp_err=yes-fi-if test -z "$ac_cpp_err"; then- ac_header_preproc=yes-else- echo "$as_me: failed program was:" >&5-sed 's/^/| /' conftest.$ac_ext >&5-- ac_header_preproc=no-fi-rm -f conftest.err conftest.$ac_ext-echo "$as_me:$LINENO: result: $ac_header_preproc" >&5-echo "${ECHO_T}$ac_header_preproc" >&6--# So? 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= $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_compiler_gnu=yes+else+ echo "$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+{ echo "$as_me:$LINENO: result: $ac_cv_c_compiler_gnu" >&5+echo "${ECHO_T}$ac_cv_c_compiler_gnu" >&6; }+GCC=`test $ac_compiler_gnu = yes && echo yes`+ac_test_CFLAGS=${CFLAGS+set}+ac_save_CFLAGS=$CFLAGS+{ echo "$as_me:$LINENO: checking whether $CC accepts -g" >&5+echo $ECHO_N "checking whether $CC accepts -g... $ECHO_C" >&6; }+if test "${ac_cv_prog_cc_g+set}" = set; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ ac_save_c_werror_flag=$ac_c_werror_flag+ ac_c_werror_flag=yes+ ac_cv_prog_cc_g=no+ CFLAGS="-g"+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */++int+main ()+{++ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? 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= $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_cv_prog_cc_g=yes+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5+++fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+ ac_c_werror_flag=$ac_save_c_werror_flag+fi+{ echo "$as_me:$LINENO: result: $ac_cv_prog_cc_g" >&5+echo "${ECHO_T}$ac_cv_prog_cc_g" >&6; }+if test "$ac_test_CFLAGS" = set; then+ CFLAGS=$ac_save_CFLAGS+elif test $ac_cv_prog_cc_g = yes; then+ if test "$GCC" = yes; then+ CFLAGS="-g -O2"+ else+ CFLAGS="-g"+ fi+else+ if test "$GCC" = yes; then+ CFLAGS="-O2"+ else+ CFLAGS=+ fi+fi+{ echo "$as_me:$LINENO: checking for $CC option to accept ISO C89" >&5+echo $ECHO_N "checking for $CC option to accept ISO C89... $ECHO_C" >&6; }+if test "${ac_cv_prog_cc_c89+set}" = set; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ ac_cv_prog_cc_c89=no+ac_save_CC=$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=$ac_try;;+esac+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$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+ 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$ac_cv_prog_cc_c89" in+ x)+ { echo "$as_me:$LINENO: result: none needed" >&5+echo "${ECHO_T}none needed" >&6; } ;;+ xno)+ { echo "$as_me:$LINENO: result: unsupported" >&5+echo "${ECHO_T}unsupported" >&6; } ;;+ *)+ CC="$CC $ac_cv_prog_cc_c89"+ { echo "$as_me:$LINENO: result: $ac_cv_prog_cc_c89" >&5+echo "${ECHO_T}$ac_cv_prog_cc_c89" >&6; } ;;+esac+++ac_ext=c+ac_cpp='$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+++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+{ echo "$as_me:$LINENO: checking how to run the C preprocessor" >&5+echo $ECHO_N "checking how to run the C preprocessor... $ECHO_C" >&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+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ # Double quotes because CPP needs to be expanded+ for CPP in "$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } >/dev/null && {+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||+ test ! -s conftest.err+ }; then+ :+else+ echo "$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=$ac_try;;+esac+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } >/dev/null && {+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||+ test ! -s conftest.err+ }; then+ # Broken: success on invalid input.+continue+else+ echo "$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+{ echo "$as_me:$LINENO: result: $CPP" >&5+echo "${ECHO_T}$CPP" >&6; }+ac_preproc_ok=false+for ac_c_preproc_warn_flag in '' yes+do+ # Use a header file that comes with gcc, so configuring glibc+ # with a fresh cross-compiler works.+ # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since+ # <limits.h> exists even on freestanding compilers.+ # On the NeXT, cc -E runs the code through the compiler's parser,+ # not just through cpp. "Syntax error" is here to catch this case.+ cat >conftest.$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } >/dev/null && {+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||+ test ! -s conftest.err+ }; then+ :+else+ echo "$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=$ac_try;;+esac+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } >/dev/null && {+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||+ test ! -s conftest.err+ }; then+ # Broken: success on invalid input.+continue+else+ echo "$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 $ac_preproc_ok; then+ :+else+ { { echo "$as_me:$LINENO: error: C preprocessor \"$CPP\" fails sanity check+See \`config.log' for more details." >&5+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+++{ echo "$as_me:$LINENO: checking for grep that handles long lines and -e" >&5+echo $ECHO_N "checking for grep that handles long lines and -e... $ECHO_C" >&6; }+if test "${ac_cv_path_GREP+set}" = set; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ # Extract the first word of "grep ggrep" to use in msg output+if test -z "$GREP"; then+set dummy grep ggrep; ac_prog_name=$2+if test "${ac_cv_path_GREP+set}" = set; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ ac_path_GREP_found=false+# Loop through the user's path and test for each of PROGNAME-LIST+as_save_IFS=$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+ echo $ECHO_N "0123456789$ECHO_C" >"conftest.in"+ while :+ do+ cat "conftest.in" "conftest.in" >"conftest.tmp"+ mv "conftest.tmp" "conftest.in"+ cp "conftest.in" "conftest.nl"+ 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+++fi++GREP="$ac_cv_path_GREP"+if test -z "$GREP"; then+ { { echo "$as_me:$LINENO: error: no acceptable $ac_prog_name could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&5+echo "$as_me: error: no acceptable $ac_prog_name could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&2;}+ { (exit 1); exit 1; }; }+fi++else+ ac_cv_path_GREP=$GREP+fi+++fi+{ echo "$as_me:$LINENO: result: $ac_cv_path_GREP" >&5+echo "${ECHO_T}$ac_cv_path_GREP" >&6; }+ GREP="$ac_cv_path_GREP"+++{ echo "$as_me:$LINENO: checking for egrep" >&5+echo $ECHO_N "checking for egrep... $ECHO_C" >&6; }+if test "${ac_cv_path_EGREP+set}" = set; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ if echo a | $GREP -E '(a|b)' >/dev/null 2>&1+ then ac_cv_path_EGREP="$GREP -E"+ else+ # Extract the first word of "egrep" to use in msg output+if test -z "$EGREP"; then+set dummy egrep; ac_prog_name=$2+if test "${ac_cv_path_EGREP+set}" = set; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ ac_path_EGREP_found=false+# Loop through the user's path and test for each of PROGNAME-LIST+as_save_IFS=$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+ echo $ECHO_N "0123456789$ECHO_C" >"conftest.in"+ while :+ do+ cat "conftest.in" "conftest.in" >"conftest.tmp"+ mv "conftest.tmp" "conftest.in"+ cp "conftest.in" "conftest.nl"+ 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+++fi++EGREP="$ac_cv_path_EGREP"+if test -z "$EGREP"; then+ { { echo "$as_me:$LINENO: error: no acceptable $ac_prog_name could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&5+echo "$as_me: error: no acceptable $ac_prog_name could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&2;}+ { (exit 1); exit 1; }; }+fi++else+ ac_cv_path_EGREP=$EGREP+fi+++ fi+fi+{ echo "$as_me:$LINENO: result: $ac_cv_path_EGREP" >&5+echo "${ECHO_T}$ac_cv_path_EGREP" >&6; }+ EGREP="$ac_cv_path_EGREP"+++{ echo "$as_me:$LINENO: checking for ANSI C header files" >&5+echo $ECHO_N "checking for ANSI C header files... $ECHO_C" >&6; }+if test "${ac_cv_header_stdc+set}" = set; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ cat >conftest.$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_cv_header_stdc=yes+else+ echo "$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=$ac_try;;+esac+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_link") 2>&5+ ac_status=$?+ echo "$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_try") 2>&5+ ac_status=$?+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); }; }; then+ :+else+ echo "$as_me: program exited with status $ac_status" >&5+echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++( exit $ac_status )+ac_cv_header_stdc=no+fi+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext+fi+++fi+fi+{ echo "$as_me:$LINENO: result: $ac_cv_header_stdc" >&5+echo "${ECHO_T}$ac_cv_header_stdc" >&6; }+if test $ac_cv_header_stdc = yes; then++cat >>confdefs.h <<\_ACEOF+#define STDC_HEADERS 1+_ACEOF++fi++# On IRIX 5.3, sys/types and inttypes.h are conflicting.++++++++++for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \+ inttypes.h stdint.h unistd.h+do+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`+{ echo "$as_me:$LINENO: checking for $ac_header" >&5+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6; }+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ cat >conftest.$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$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+ 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.$ac_ext+fi+ac_res=`eval echo '${'$as_ac_Header'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }+if test `eval echo '${'$as_ac_Header'}'` = yes; then+ cat >>confdefs.h <<_ACEOF+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1+_ACEOF++fi++done+++if test "${ac_cv_header_dlfcn_h+set}" = set; then+ { echo "$as_me:$LINENO: checking for dlfcn.h" >&5+echo $ECHO_N "checking for dlfcn.h... $ECHO_C" >&6; }+if test "${ac_cv_header_dlfcn_h+set}" = set; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+fi+{ echo "$as_me:$LINENO: result: $ac_cv_header_dlfcn_h" >&5+echo "${ECHO_T}$ac_cv_header_dlfcn_h" >&6; }+else+ # Is the header compilable?+{ echo "$as_me:$LINENO: checking dlfcn.h usability" >&5+echo $ECHO_N "checking dlfcn.h usability... $ECHO_C" >&6; }+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+$ac_includes_default+#include <dlfcn.h>+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_header_compiler=yes+else+ echo "$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.$ac_ext+{ echo "$as_me:$LINENO: result: $ac_header_compiler" >&5+echo "${ECHO_T}$ac_header_compiler" >&6; }++# Is the header present?+{ echo "$as_me:$LINENO: checking dlfcn.h presence" >&5+echo $ECHO_N "checking dlfcn.h presence... $ECHO_C" >&6; }+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include <dlfcn.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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } >/dev/null && {+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||+ test ! -s conftest.err+ }; then+ ac_header_preproc=yes+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_header_preproc=no+fi++rm -f conftest.err conftest.$ac_ext+{ echo "$as_me:$LINENO: result: $ac_header_preproc" >&5+echo "${ECHO_T}$ac_header_preproc" >&6; }++# So? What about this header?+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in+ yes:no: )+ { echo "$as_me:$LINENO: WARNING: dlfcn.h: accepted by the compiler, rejected by the preprocessor!" >&5+echo "$as_me: WARNING: dlfcn.h: accepted by the compiler, rejected by the preprocessor!" >&2;}+ { echo "$as_me:$LINENO: WARNING: dlfcn.h: proceeding with the compiler's result" >&5+echo "$as_me: WARNING: dlfcn.h: proceeding with the compiler's result" >&2;}+ ac_header_preproc=yes+ ;;+ no:yes:* )+ { echo "$as_me:$LINENO: WARNING: dlfcn.h: present but cannot be compiled" >&5+echo "$as_me: WARNING: dlfcn.h: present but cannot be compiled" >&2;}+ { echo "$as_me:$LINENO: WARNING: dlfcn.h: check for missing prerequisite headers?" >&5+echo "$as_me: WARNING: dlfcn.h: check for missing prerequisite headers?" >&2;}+ { echo "$as_me:$LINENO: WARNING: dlfcn.h: see the Autoconf documentation" >&5+echo "$as_me: WARNING: dlfcn.h: see the Autoconf documentation" >&2;}+ { echo "$as_me:$LINENO: WARNING: dlfcn.h: section \"Present But Cannot Be Compiled\"" >&5+echo "$as_me: WARNING: dlfcn.h: section \"Present But Cannot Be Compiled\"" >&2;}+ { echo "$as_me:$LINENO: WARNING: dlfcn.h: proceeding with the preprocessor's result" >&5+echo "$as_me: WARNING: dlfcn.h: proceeding with the preprocessor's result" >&2;}+ { echo "$as_me:$LINENO: WARNING: dlfcn.h: in the future, the compiler will take precedence" >&5+echo "$as_me: WARNING: dlfcn.h: in the future, the compiler will take precedence" >&2;}+ ( cat <<\_ASBOX+## ------------------------------------ ##+## Report this to libraries@haskell.org ##+## ------------------------------------ ##+_ASBOX+ ) | sed "s/^/$as_me: WARNING: /" >&2+ ;;+esac+{ echo "$as_me:$LINENO: checking for dlfcn.h" >&5+echo $ECHO_N "checking for dlfcn.h... $ECHO_C" >&6; }+if test "${ac_cv_header_dlfcn_h+set}" = set; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ ac_cv_header_dlfcn_h=$ac_header_preproc+fi+{ echo "$as_me:$LINENO: result: $ac_cv_header_dlfcn_h" >&5+echo "${ECHO_T}$ac_cv_header_dlfcn_h" >&6; }++fi+if test $ac_cv_header_dlfcn_h = yes; then+ BUILD_PACKAGE_BOOL=True+else+ BUILD_PACKAGE_BOOL=False+fi+++++{ echo "$as_me:$LINENO: checking for an ANSI C-conforming const" >&5+echo $ECHO_N "checking for an ANSI C-conforming const... $ECHO_C" >&6; }+if test "${ac_cv_c_const+set}" = set; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ cat >conftest.$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_cv_c_const=yes+else+ echo "$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.$ac_ext+fi+{ echo "$as_me:$LINENO: result: $ac_cv_c_const" >&5+echo "${ECHO_T}$ac_cv_c_const" >&6; }+if test $ac_cv_c_const = no; then++cat >>confdefs.h <<\_ACEOF+#define const+_ACEOF++fi++++++++++for ac_header in dirent.h fcntl.h grp.h limits.h pwd.h signal.h string.h+do+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ { echo "$as_me:$LINENO: checking for $ac_header" >&5+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6; }+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+fi+ac_res=`eval echo '${'$as_ac_Header'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }+else+ # Is the header compilable?+{ echo "$as_me:$LINENO: checking $ac_header usability" >&5+echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6; }+cat >conftest.$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_header_compiler=yes+else+ echo "$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.$ac_ext+{ echo "$as_me:$LINENO: result: $ac_header_compiler" >&5+echo "${ECHO_T}$ac_header_compiler" >&6; }++# Is the header present?+{ echo "$as_me:$LINENO: checking $ac_header presence" >&5+echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6; }+cat >conftest.$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=$ac_try;;+esac+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } >/dev/null && {+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||+ test ! -s conftest.err+ }; then+ ac_header_preproc=yes+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_header_preproc=no+fi++rm -f conftest.err conftest.$ac_ext+{ echo "$as_me:$LINENO: result: $ac_header_preproc" >&5+echo "${ECHO_T}$ac_header_preproc" >&6; }++# So? What about this header?+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in+ yes:no: )+ { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5+echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5+echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}+ ac_header_preproc=yes+ ;;+ no:yes:* )+ { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5+echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: check for missing prerequisite headers?" >&5+echo "$as_me: WARNING: $ac_header: check for missing prerequisite headers?" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5+echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: section \"Present But Cannot Be Compiled\"" >&5+echo "$as_me: WARNING: $ac_header: section \"Present But Cannot Be Compiled\"" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5+echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5+echo "$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+{ echo "$as_me:$LINENO: checking for $ac_header" >&5+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6; }+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ eval "$as_ac_Header=\$ac_header_preproc"+fi+ac_res=`eval echo '${'$as_ac_Header'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }++fi+if test `eval echo '${'$as_ac_Header'}'` = yes; then+ cat >>confdefs.h <<_ACEOF+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1+_ACEOF++fi++done++++++for ac_header in sys/resource.h sys/stat.h sys/times.h sys/time.h+do+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ { echo "$as_me:$LINENO: checking for $ac_header" >&5+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6; }+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+fi+ac_res=`eval echo '${'$as_ac_Header'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }+else+ # Is the header compilable?+{ echo "$as_me:$LINENO: checking $ac_header usability" >&5+echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6; }+cat >conftest.$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_header_compiler=yes+else+ echo "$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.$ac_ext+{ echo "$as_me:$LINENO: result: $ac_header_compiler" >&5+echo "${ECHO_T}$ac_header_compiler" >&6; }++# Is the header present?+{ echo "$as_me:$LINENO: checking $ac_header presence" >&5+echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6; }+cat >conftest.$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=$ac_try;;+esac+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } >/dev/null && {+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||+ test ! -s conftest.err+ }; then+ ac_header_preproc=yes+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_header_preproc=no+fi++rm -f conftest.err conftest.$ac_ext+{ echo "$as_me:$LINENO: result: $ac_header_preproc" >&5+echo "${ECHO_T}$ac_header_preproc" >&6; }++# So? What about this header?+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in+ yes:no: )+ { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5+echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5+echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}+ ac_header_preproc=yes+ ;;+ no:yes:* )+ { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5+echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: check for missing prerequisite headers?" >&5+echo "$as_me: WARNING: $ac_header: check for missing prerequisite headers?" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5+echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: section \"Present But Cannot Be Compiled\"" >&5+echo "$as_me: WARNING: $ac_header: section \"Present But Cannot Be Compiled\"" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5+echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5+echo "$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+{ echo "$as_me:$LINENO: checking for $ac_header" >&5+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6; }+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ eval "$as_ac_Header=\$ac_header_preproc"+fi+ac_res=`eval echo '${'$as_ac_Header'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }++fi+if test `eval echo '${'$as_ac_Header'}'` = yes; then+ cat >>confdefs.h <<_ACEOF+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1+_ACEOF++fi++done++++for ac_header in sys/utsname.h sys/wait.h+do+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ { echo "$as_me:$LINENO: checking for $ac_header" >&5+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6; }+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+fi+ac_res=`eval echo '${'$as_ac_Header'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }+else+ # Is the header compilable?+{ echo "$as_me:$LINENO: checking $ac_header usability" >&5+echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6; }+cat >conftest.$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_header_compiler=yes+else+ echo "$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.$ac_ext+{ echo "$as_me:$LINENO: result: $ac_header_compiler" >&5+echo "${ECHO_T}$ac_header_compiler" >&6; }++# Is the header present?+{ echo "$as_me:$LINENO: checking $ac_header presence" >&5+echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6; }+cat >conftest.$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=$ac_try;;+esac+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } >/dev/null && {+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||+ test ! -s conftest.err+ }; then+ ac_header_preproc=yes+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_header_preproc=no+fi++rm -f conftest.err conftest.$ac_ext+{ echo "$as_me:$LINENO: result: $ac_header_preproc" >&5+echo "${ECHO_T}$ac_header_preproc" >&6; }++# So? What about this header?+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in+ yes:no: )+ { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5+echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5+echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}+ ac_header_preproc=yes+ ;;+ no:yes:* )+ { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5+echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: check for missing prerequisite headers?" >&5+echo "$as_me: WARNING: $ac_header: check for missing prerequisite headers?" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5+echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: section \"Present But Cannot Be Compiled\"" >&5+echo "$as_me: WARNING: $ac_header: section \"Present But Cannot Be Compiled\"" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5+echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5+echo "$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+{ echo "$as_me:$LINENO: checking for $ac_header" >&5+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6; }+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ eval "$as_ac_Header=\$ac_header_preproc"+fi+ac_res=`eval echo '${'$as_ac_Header'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }++fi+if test `eval echo '${'$as_ac_Header'}'` = yes; then+ cat >>confdefs.h <<_ACEOF+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1+_ACEOF++fi++done+++++for ac_header in libutil.h pty.h utmp.h+do+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ { echo "$as_me:$LINENO: checking for $ac_header" >&5+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6; }+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+fi+ac_res=`eval echo '${'$as_ac_Header'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }+else+ # Is the header compilable?+{ echo "$as_me:$LINENO: checking $ac_header usability" >&5+echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6; }+cat >conftest.$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_header_compiler=yes+else+ echo "$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.$ac_ext+{ echo "$as_me:$LINENO: result: $ac_header_compiler" >&5+echo "${ECHO_T}$ac_header_compiler" >&6; }++# Is the header present?+{ echo "$as_me:$LINENO: checking $ac_header presence" >&5+echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6; }+cat >conftest.$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=$ac_try;;+esac+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } >/dev/null && {+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||+ test ! -s conftest.err+ }; then+ ac_header_preproc=yes+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_header_preproc=no+fi++rm -f conftest.err conftest.$ac_ext+{ echo "$as_me:$LINENO: result: $ac_header_preproc" >&5+echo "${ECHO_T}$ac_header_preproc" >&6; }++# So? What about this header?+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in+ yes:no: )+ { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5+echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5+echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}+ ac_header_preproc=yes+ ;;+ no:yes:* )+ { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5+echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: check for missing prerequisite headers?" >&5+echo "$as_me: WARNING: $ac_header: check for missing prerequisite headers?" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5+echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: section \"Present But Cannot Be Compiled\"" >&5+echo "$as_me: WARNING: $ac_header: section \"Present But Cannot Be Compiled\"" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5+echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5+echo "$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+{ echo "$as_me:$LINENO: checking for $ac_header" >&5+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6; }+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ eval "$as_ac_Header=\$ac_header_preproc"+fi+ac_res=`eval echo '${'$as_ac_Header'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }++fi+if test `eval echo '${'$as_ac_Header'}'` = yes; then+ cat >>confdefs.h <<_ACEOF+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1+_ACEOF++fi++done++++++for ac_header in termios.h time.h unistd.h utime.h+do+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ { echo "$as_me:$LINENO: checking for $ac_header" >&5+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6; }+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+fi+ac_res=`eval echo '${'$as_ac_Header'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }+else+ # Is the header compilable?+{ echo "$as_me:$LINENO: checking $ac_header usability" >&5+echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6; }+cat >conftest.$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_header_compiler=yes+else+ echo "$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.$ac_ext+{ echo "$as_me:$LINENO: result: $ac_header_compiler" >&5+echo "${ECHO_T}$ac_header_compiler" >&6; }++# Is the header present?+{ echo "$as_me:$LINENO: checking $ac_header presence" >&5+echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6; }+cat >conftest.$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=$ac_try;;+esac+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } >/dev/null && {+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||+ test ! -s conftest.err+ }; then+ ac_header_preproc=yes+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_header_preproc=no+fi++rm -f conftest.err conftest.$ac_ext+{ echo "$as_me:$LINENO: result: $ac_header_preproc" >&5+echo "${ECHO_T}$ac_header_preproc" >&6; }++# So? What about this header?+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in+ yes:no: )+ { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5+echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5+echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}+ ac_header_preproc=yes+ ;;+ no:yes:* )+ { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5+echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: check for missing prerequisite headers?" >&5+echo "$as_me: WARNING: $ac_header: check for missing prerequisite headers?" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5+echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: section \"Present But Cannot Be Compiled\"" >&5+echo "$as_me: WARNING: $ac_header: section \"Present But Cannot Be Compiled\"" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5+echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}+ { echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5+echo "$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+{ echo "$as_me:$LINENO: checking for $ac_header" >&5+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6; }+if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ eval "$as_ac_Header=\$ac_header_preproc"+fi+ac_res=`eval echo '${'$as_ac_Header'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }++fi+if test `eval echo '${'$as_ac_Header'}'` = yes; then+ cat >>confdefs.h <<_ACEOF+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1+_ACEOF++fi++done+++++++++for ac_func in getgrgid_r getgrnam_r getpwnam_r getpwuid_r getpwnam getpwuid+do+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`+{ echo "$as_me:$LINENO: checking for $ac_func" >&5+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6; }+if { as_var=$as_ac_var; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ cat >conftest.$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_link") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest$ac_exeext &&+ $as_test_x conftest$ac_exeext; then+ eval "$as_ac_var=yes"+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ eval "$as_ac_var=no"+fi++rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \+ conftest$ac_exeext conftest.$ac_ext+fi+ac_res=`eval echo '${'$as_ac_var'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }+if test `eval echo '${'$as_ac_var'}'` = yes; then+ cat >>confdefs.h <<_ACEOF+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1+_ACEOF++fi+done++++for ac_func in getpwent getgrent+do+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`+{ echo "$as_me:$LINENO: checking for $ac_func" >&5+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6; }+if { as_var=$as_ac_var; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ cat >conftest.$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_link") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest$ac_exeext &&+ $as_test_x conftest$ac_exeext; then+ eval "$as_ac_var=yes"+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ eval "$as_ac_var=no"+fi++rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \+ conftest$ac_exeext conftest.$ac_ext+fi+ac_res=`eval echo '${'$as_ac_var'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }+if test `eval echo '${'$as_ac_var'}'` = yes; then+ cat >>confdefs.h <<_ACEOF+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1+_ACEOF++fi+done++++++for ac_func in lchown setenv sysconf unsetenv+do+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`+{ echo "$as_me:$LINENO: checking for $ac_func" >&5+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6; }+if { as_var=$as_ac_var; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ cat >conftest.$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_link") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest$ac_exeext &&+ $as_test_x conftest$ac_exeext; then+ eval "$as_ac_var=yes"+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ eval "$as_ac_var=no"+fi++rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \+ conftest$ac_exeext conftest.$ac_ext+fi+ac_res=`eval echo '${'$as_ac_var'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }+if test `eval echo '${'$as_ac_var'}'` = yes; then+ cat >>confdefs.h <<_ACEOF+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1+_ACEOF++fi+done+++for ac_func in nanosleep+do+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`+{ echo "$as_me:$LINENO: checking for $ac_func" >&5+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6; }+if { as_var=$as_ac_var; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ cat >conftest.$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_link") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest$ac_exeext &&+ $as_test_x conftest$ac_exeext; then+ eval "$as_ac_var=yes"+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ eval "$as_ac_var=no"+fi++rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \+ conftest$ac_exeext conftest.$ac_ext+fi+ac_res=`eval echo '${'$as_ac_var'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }+if test `eval echo '${'$as_ac_var'}'` = yes; then+ cat >>confdefs.h <<_ACEOF+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1+_ACEOF++fi+done+++for ac_func in ptsname+do+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`+{ echo "$as_me:$LINENO: checking for $ac_func" >&5+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6; }+if { as_var=$as_ac_var; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ cat >conftest.$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_link") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest$ac_exeext &&+ $as_test_x conftest$ac_exeext; then+ eval "$as_ac_var=yes"+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ eval "$as_ac_var=no"+fi++rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \+ conftest$ac_exeext conftest.$ac_ext+fi+ac_res=`eval echo '${'$as_ac_var'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }+if test `eval echo '${'$as_ac_var'}'` = yes; then+ cat >>confdefs.h <<_ACEOF+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1+_ACEOF++fi+done+++for ac_func in setitimer+do+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`+{ echo "$as_me:$LINENO: checking for $ac_func" >&5+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6; }+if { as_var=$as_ac_var; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ cat >conftest.$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_link") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest$ac_exeext &&+ $as_test_x conftest$ac_exeext; then+ eval "$as_ac_var=yes"+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ eval "$as_ac_var=no"+fi++rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \+ conftest$ac_exeext conftest.$ac_ext+fi+ac_res=`eval echo '${'$as_ac_var'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }+if test `eval echo '${'$as_ac_var'}'` = yes; then+ cat >>confdefs.h <<_ACEOF+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1+_ACEOF++fi+done++++for ac_func in shm_open shm_unlink+do+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`+{ echo "$as_me:$LINENO: checking for $ac_func" >&5+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6; }+if { as_var=$as_ac_var; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ cat >conftest.$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_link") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest$ac_exeext &&+ $as_test_x conftest$ac_exeext; then+ eval "$as_ac_var=yes"+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ eval "$as_ac_var=no"+fi++rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \+ conftest$ac_exeext conftest.$ac_ext+fi+ac_res=`eval echo '${'$as_ac_var'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }+if test `eval echo '${'$as_ac_var'}'` = yes; then+ cat >>confdefs.h <<_ACEOF+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1+_ACEOF++fi+done++++++++++++++++++++++++++++++++++for fp_const_name in SIGABRT SIGALRM SIGBUS SIGCHLD SIGCONT SIGFPE SIGHUP SIGILL SIGINT SIGKILL SIGPIPE SIGQUIT SIGSEGV SIGSTOP SIGTERM SIGTSTP SIGTTIN SIGTTOU SIGUSR1 SIGUSR2 SIGPOLL SIGPROF SIGSYS SIGTRAP SIGURG SIGVTALRM SIGXCPU SIGXFSZ SIG_BLOCK SIG_SETMASK SIG_UNBLOCK+do+as_fp_Cache=`echo "fp_cv_const_$fp_const_name" | $as_tr_sh`+{ echo "$as_me:$LINENO: checking value of $fp_const_name" >&5+echo $ECHO_N "checking value of $fp_const_name... $ECHO_C" >&6; }+if { as_var=$as_fp_Cache; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ if test "$cross_compiling" = yes; then+ # Depending upon the size, compute the lo and hi bounds.+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */++#if HAVE_SIGNAL_H+#include <signal.h>+#endif++int+main ()+{+static int test_array [1 - 2 * !(($fp_const_name) >= 0)];+test_array [0] = 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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_lo=0 ac_mid=0+ while :; do+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */++#if HAVE_SIGNAL_H+#include <signal.h>+#endif++int+main ()+{+static int test_array [1 - 2 * !(($fp_const_name) <= $ac_mid)];+test_array [0] = 0++ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_hi=$ac_mid; break+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_lo=`expr $ac_mid + 1`+ if test $ac_lo -le $ac_mid; then+ ac_lo= ac_hi=+ break+ fi+ ac_mid=`expr 2 '*' $ac_mid + 1`+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+ done+else+ echo "$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_SIGNAL_H+#include <signal.h>+#endif++int+main ()+{+static int test_array [1 - 2 * !(($fp_const_name) < 0)];+test_array [0] = 0++ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_hi=-1 ac_mid=-1+ while :; do+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */++#if HAVE_SIGNAL_H+#include <signal.h>+#endif++int+main ()+{+static int test_array [1 - 2 * !(($fp_const_name) >= $ac_mid)];+test_array [0] = 0++ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_lo=$ac_mid; break+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_hi=`expr '(' $ac_mid ')' - 1`+ if test $ac_mid -le $ac_hi; then+ ac_lo= ac_hi=+ break+ fi+ ac_mid=`expr 2 '*' $ac_mid`+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+ done+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_lo= ac_hi=+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+# Binary search between lo and hi bounds.+while test "x$ac_lo" != "x$ac_hi"; do+ ac_mid=`expr '(' $ac_hi - $ac_lo ')' / 2 + $ac_lo`+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */++#if HAVE_SIGNAL_H+#include <signal.h>+#endif++int+main ()+{+static int test_array [1 - 2 * !(($fp_const_name) <= $ac_mid)];+test_array [0] = 0++ ;+ return 0;+}+_ACEOF+rm -f conftest.$ac_objext+if { (ac_try="$ac_compile"+case "(($ac_try" in+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;+ *) ac_try_echo=$ac_try;;+esac+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_compile") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest.$ac_objext; then+ ac_hi=$ac_mid+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_lo=`expr '(' $ac_mid ')' + 1`+fi++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext+done+case $ac_lo in+?*) fp_check_const_result=$ac_lo;;+'') fp_check_const_result='-1' ;;+esac+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_SIGNAL_H+#include <signal.h>+#endif++static long int longval () { return $fp_const_name; }+static unsigned long int ulongval () { return $fp_const_name; }+#include <stdio.h>+#include <stdlib.h>+int+main ()+{++ FILE *f = fopen ("conftest.val", "w");+ if (! f)+ return 1;+ if (($fp_const_name) < 0)+ {+ long int i = longval ();+ if (i != ($fp_const_name))+ return 1;+ fprintf (f, "%ld\n", i);+ }+ else+ {+ unsigned long int i = ulongval ();+ if (i != ($fp_const_name))+ return 1;+ fprintf (f, "%lu\n", i);+ }+ return ferror (f) || fclose (f) != 0;++ ;+ 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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_link") 2>&5+ ac_status=$?+ echo "$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_try") 2>&5+ ac_status=$?+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); }; }; then+ fp_check_const_result=`cat conftest.val`+else+ echo "$as_me: program exited with status $ac_status" >&5+echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++( exit $ac_status )+fp_check_const_result='-1'+fi+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext+fi+rm -f conftest.val++eval "$as_fp_Cache=\$fp_check_const_result"+fi+ac_res=`eval echo '${'$as_fp_Cache'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }+cat >>confdefs.h <<_ACEOF+#define `echo "CONST_$fp_const_name" | $as_tr_cpp` `eval echo '${'$as_fp_Cache'}'`+_ACEOF++done+++{ echo "$as_me:$LINENO: checking for _SC_GETGR_R_SIZE_MAX" >&5+echo $ECHO_N "checking for _SC_GETGR_R_SIZE_MAX... $ECHO_C" >&6; }+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */++#include <unistd.h>+#ifdef _SC_GETGR_R_SIZE_MAX+we_have_that_sysconf_thing+#endif++_ACEOF+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |+ $EGREP "we_have_that_sysconf_thing" >/dev/null 2>&1; then+ { echo "$as_me:$LINENO: result: yes" >&5+echo "${ECHO_T}yes" >&6; }++cat >>confdefs.h <<\_ACEOF+#define HAVE_SC_GETGR_R_SIZE_MAX 1+_ACEOF++else+ { echo "$as_me:$LINENO: result: no" >&5+echo "${ECHO_T}no" >&6; }+fi+rm -f conftest*+++{ echo "$as_me:$LINENO: checking for _SC_GETPW_R_SIZE_MAX" >&5+echo $ECHO_N "checking for _SC_GETPW_R_SIZE_MAX... $ECHO_C" >&6; }+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */++#include <unistd.h>+#ifdef _SC_GETPW_R_SIZE_MAX+we_have_that_sysconf_thing+#endif++_ACEOF+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |+ $EGREP "we_have_that_sysconf_thing" >/dev/null 2>&1; then+ { echo "$as_me:$LINENO: result: yes" >&5+echo "${ECHO_T}yes" >&6; }++cat >>confdefs.h <<\_ACEOF+#define HAVE_SC_GETPW_R_SIZE_MAX 1+_ACEOF++else+ { echo "$as_me:$LINENO: result: no" >&5+echo "${ECHO_T}no" >&6; }+fi+rm -f conftest*++++### On some systems usleep has no return value. If it does have one,+### we'd like to return it; otherwise, we'll fake it.+{ echo "$as_me:$LINENO: checking return type of usleep" >&5+echo $ECHO_N "checking return type of usleep... $ECHO_C" >&6; }+if test "${cv_func_usleep_return_type+set}" = set; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */+#include </usr/include/unistd.h>++_ACEOF+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |+ $EGREP "void[ ]+usleep" >/dev/null 2>&1; then+ cv_func_usleep_return_type=void+else+ cv_func_usleep_return_type=int+fi+rm -f conftest*++fi+{ echo "$as_me:$LINENO: result: $cv_func_usleep_return_type" >&5+echo "${ECHO_T}$cv_func_usleep_return_type" >&6; }+case "$cv_func_usleep_return_type" in+ "void" )++cat >>confdefs.h <<\_ACEOF+#define USLEEP_RETURNS_VOID 1+_ACEOF++ ;;+esac++{ echo "$as_me:$LINENO: checking for RTLD_NEXT from dlfcn.h" >&5+echo $ECHO_N "checking for RTLD_NEXT from dlfcn.h... $ECHO_C" >&6; }+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */++ #include <dlfcn.h>+ #ifdef RTLD_NEXT+ yes+ #endif++_ACEOF+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |+ $EGREP "yes" >/dev/null 2>&1; then++ { echo "$as_me:$LINENO: result: yes" >&5+echo "${ECHO_T}yes" >&6; }++cat >>confdefs.h <<\_ACEOF+#define HAVE_RTLDNEXT 1+_ACEOF+++else++ { echo "$as_me:$LINENO: result: no" >&5+echo "${ECHO_T}no" >&6; }++fi+rm -f conftest*+++{ echo "$as_me:$LINENO: checking for RTLD_DEFAULT from dlfcn.h" >&5+echo $ECHO_N "checking for RTLD_DEFAULT from dlfcn.h... $ECHO_C" >&6; }+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */++ #include <dlfcn.h>+ #ifdef RTLD_DEFAULT+ yes+ #endif++_ACEOF+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |+ $EGREP "yes" >/dev/null 2>&1; then++ { echo "$as_me:$LINENO: result: yes" >&5+echo "${ECHO_T}yes" >&6; }++cat >>confdefs.h <<\_ACEOF+#define HAVE_RTLDDEFAULT 1+_ACEOF+++else++ { echo "$as_me:$LINENO: result: no" >&5+echo "${ECHO_T}no" >&6; }++fi+rm -f conftest*+++{ echo "$as_me:$LINENO: checking for RTLD_LOCAL from dlfcn.h" >&5+echo $ECHO_N "checking for RTLD_LOCAL from dlfcn.h... $ECHO_C" >&6; }+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */++ #include <dlfcn.h>+ #ifdef RTLD_LOCAL+ yes+ #endif++_ACEOF+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |+ $EGREP "yes" >/dev/null 2>&1; then++ { echo "$as_me:$LINENO: result: yes" >&5+echo "${ECHO_T}yes" >&6; }++cat >>confdefs.h <<\_ACEOF+#define HAVE_RTLDLOCAL 1+_ACEOF+++else++ { echo "$as_me:$LINENO: result: no" >&5+echo "${ECHO_T}no" >&6; }++fi+rm -f conftest*+++{ echo "$as_me:$LINENO: checking for RTLD_GLOBAL from dlfcn.h" >&5+echo $ECHO_N "checking for RTLD_GLOBAL from dlfcn.h... $ECHO_C" >&6; }+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */++ #include <dlfcn.h>+ #ifdef RTLD_GLOBAL+ yes+ #endif++_ACEOF+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |+ $EGREP "yes" >/dev/null 2>&1; then++ { echo "$as_me:$LINENO: result: yes" >&5+echo "${ECHO_T}yes" >&6; }++cat >>confdefs.h <<\_ACEOF+#define HAVE_RTLDGLOBAL 1+_ACEOF+++else++ { echo "$as_me:$LINENO: result: no" >&5+echo "${ECHO_T}no" >&6; }++fi+rm -f conftest*+++{ echo "$as_me:$LINENO: checking for RTLD_NOW from dlfcn.h" >&5+echo $ECHO_N "checking for RTLD_NOW from dlfcn.h... $ECHO_C" >&6; }+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */++ #include <dlfcn.h>+ #ifdef RTLD_NOW+ yes+ #endif++_ACEOF+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |+ $EGREP "yes" >/dev/null 2>&1; then++ { echo "$as_me:$LINENO: result: yes" >&5+echo "${ECHO_T}yes" >&6; }++cat >>confdefs.h <<\_ACEOF+#define HAVE_RTLDNOW 1+_ACEOF+++else++ { echo "$as_me:$LINENO: result: no" >&5+echo "${ECHO_T}no" >&6; }++fi+rm -f conftest*++++for ac_func in openpty+do+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`+{ echo "$as_me:$LINENO: checking for $ac_func" >&5+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6; }+if { as_var=$as_ac_var; eval "test \"\${$as_var+set}\" = set"; }; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ cat >conftest.$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 "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_link") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest$ac_exeext &&+ $as_test_x conftest$ac_exeext; then+ eval "$as_ac_var=yes"+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ eval "$as_ac_var=no"+fi++rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \+ conftest$ac_exeext conftest.$ac_ext+fi+ac_res=`eval echo '${'$as_ac_var'}'`+ { echo "$as_me:$LINENO: result: $ac_res" >&5+echo "${ECHO_T}$ac_res" >&6; }+if test `eval echo '${'$as_ac_var'}'` = yes; then+ cat >>confdefs.h <<_ACEOF+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1+_ACEOF++else+ { echo "$as_me:$LINENO: checking for openpty in -lutil" >&5+echo $ECHO_N "checking for openpty in -lutil... $ECHO_C" >&6; }+if test "${ac_cv_lib_util_openpty+set}" = set; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ ac_check_lib_save_LIBS=$LIBS+LIBS="-lutil $LIBS"+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */++/* 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 openpty ();+int+main ()+{+return openpty ();+ ;+ 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=$ac_try;;+esac+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_link") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest$ac_exeext &&+ $as_test_x conftest$ac_exeext; then+ ac_cv_lib_util_openpty=yes+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_cv_lib_util_openpty=no+fi++rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \+ conftest$ac_exeext conftest.$ac_ext+LIBS=$ac_check_lib_save_LIBS+fi+{ echo "$as_me:$LINENO: result: $ac_cv_lib_util_openpty" >&5+echo "${ECHO_T}$ac_cv_lib_util_openpty" >&6; }+if test $ac_cv_lib_util_openpty = yes; then+ cat >>confdefs.h <<\_ACEOF+#define HAVE_OPENPTY 1+_ACEOF+ EXTRA_LIBS="$EXTRA_LIBS util"+else+ { echo "$as_me:$LINENO: checking for openpty in -lbsd" >&5+echo $ECHO_N "checking for openpty in -lbsd... $ECHO_C" >&6; }+if test "${ac_cv_lib_bsd_openpty+set}" = set; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ ac_check_lib_save_LIBS=$LIBS+LIBS="-lbsd $LIBS"+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */++/* 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 openpty ();+int+main ()+{+return openpty ();+ ;+ 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=$ac_try;;+esac+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_link") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest$ac_exeext &&+ $as_test_x conftest$ac_exeext; then+ ac_cv_lib_bsd_openpty=yes+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_cv_lib_bsd_openpty=no+fi++rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \+ conftest$ac_exeext conftest.$ac_ext+LIBS=$ac_check_lib_save_LIBS+fi+{ echo "$as_me:$LINENO: result: $ac_cv_lib_bsd_openpty" >&5+echo "${ECHO_T}$ac_cv_lib_bsd_openpty" >&6; }+if test $ac_cv_lib_bsd_openpty = yes; then+ cat >>confdefs.h <<\_ACEOF+#define HAVE_OPENPTY 1+_ACEOF+ EXTRA_LIBS="$EXTRA_LIBS bsd"+fi+++fi+++fi+done+++{ echo "$as_me:$LINENO: checking for /dev/ptmx" >&5+echo $ECHO_N "checking for /dev/ptmx... $ECHO_C" >&6; }+if test -r /dev/ptmx+then+ { echo "$as_me:$LINENO: result: yes" >&5+echo "${ECHO_T}yes" >&6; }++cat >>confdefs.h <<\_ACEOF+#define HAVE_DEV_PTMX 1+_ACEOF++else+ { echo "$as_me:$LINENO: result: no" >&5+echo "${ECHO_T}no" >&6; }+fi++{ echo "$as_me:$LINENO: checking for /dev/ptc" >&5+echo $ECHO_N "checking for /dev/ptc... $ECHO_C" >&6; }+if test -r /dev/ptc+then+ { echo "$as_me:$LINENO: result: yes" >&5+echo "${ECHO_T}yes" >&6; }++cat >>confdefs.h <<\_ACEOF+#define HAVE_DEV_PTC 1+_ACEOF++else+ { echo "$as_me:$LINENO: result: no" >&5+echo "${ECHO_T}no" >&6; }+fi++# Avoid adding dl if absent or unneeded+{ echo "$as_me:$LINENO: checking for dlopen in -ldl" >&5+echo $ECHO_N "checking for dlopen in -ldl... $ECHO_C" >&6; }+if test "${ac_cv_lib_dl_dlopen+set}" = set; then+ echo $ECHO_N "(cached) $ECHO_C" >&6+else+ ac_check_lib_save_LIBS=$LIBS+LIBS="-ldl $LIBS"+cat >conftest.$ac_ext <<_ACEOF+/* confdefs.h. */+_ACEOF+cat confdefs.h >>conftest.$ac_ext+cat >>conftest.$ac_ext <<_ACEOF+/* end confdefs.h. */++/* 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 dlopen ();+int+main ()+{+return dlopen ();+ ;+ 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=$ac_try;;+esac+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5+ (eval "$ac_link") 2>conftest.er1+ ac_status=$?+ grep -v '^ *+' conftest.er1 >conftest.err+ rm -f conftest.er1+ cat conftest.err >&5+ echo "$as_me:$LINENO: \$? = $ac_status" >&5+ (exit $ac_status); } && {+ test -z "$ac_c_werror_flag" ||+ test ! -s conftest.err+ } && test -s conftest$ac_exeext &&+ $as_test_x conftest$ac_exeext; then+ ac_cv_lib_dl_dlopen=yes+else+ echo "$as_me: failed program was:" >&5+sed 's/^/| /' conftest.$ac_ext >&5++ ac_cv_lib_dl_dlopen=no+fi++rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \+ conftest$ac_exeext conftest.$ac_ext+LIBS=$ac_check_lib_save_LIBS+fi+{ echo "$as_me:$LINENO: result: $ac_cv_lib_dl_dlopen" >&5+echo "${ECHO_T}$ac_cv_lib_dl_dlopen" >&6; }+if test $ac_cv_lib_dl_dlopen = yes; then+ EXTRA_LIBS="$EXTRA_LIBS dl"+fi++++ac_config_files="$ac_config_files unix.buildinfo"+++cat >confcache <<\_ACEOF+# This file is a shell script that caches the results of configure+# tests run on this system so they can be shared between configure+# scripts and configure runs, see configure's option --config-cache.+# It is not useful on other systems. If it contains results you don't+# want to keep, you may remove or edit it.+#+# config.status only pays attention to the cache file if you give it+# the --recheck option to rerun configure.+#+# `ac_cv_env_foo' variables (set or unset) will be overridden when+# loading this file, other *unset* `ac_cv_foo' will be assigned the+# following values.++_ACEOF++# The following way of writing the cache mishandles newlines in values,+# but we know of no workaround that is simple, portable, and efficient.+# So, we kill variables containing newlines.+# Ultrix sh set writes to stderr and can't be redirected directly,+# and sets the high bit in the cache file unless we assign to the vars.+(+ for ac_var in `(set) 2>&1 | sed -n 's/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'`; do+ eval ac_val=\$$ac_var+ case $ac_val in #(+ *${as_nl}*)+ case $ac_var in #(+ *_cv_*) { echo "$as_me:$LINENO: WARNING: Cache variable $ac_var contains a newline." >&5+echo "$as_me: WARNING: Cache variable $ac_var contains a newline." >&2;} ;;+ esac+ case $ac_var in #(+ _ | IFS | as_nl) ;; #(+ *) $as_unset $ac_var ;;+ esac ;;+ esac+ done++ (set) 2>&1 |+ case $as_nl`(ac_space=' '; set) 2>&1` in #(+ *${as_nl}ac_space=\ *)+ # `set' does not quote correctly, so add quotes (double-quote+ # substitution turns \\\\ into \\, and sed turns \\ into \).+ sed -n \+ "s/'/'\\\\''/g;+ s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p"+ ;; #(+ *)+ # `set' quotes correctly as required by POSIX, so do not add quotes.+ sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p"+ ;;+ esac |+ sort+) |+ sed '+ /^ac_cv_env_/b end+ t clear+ :clear+ s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/+ t end+ s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/+ :end' >>confcache+if diff "$cache_file" confcache >/dev/null 2>&1; then :; else+ if test -w "$cache_file"; then+ test "x$cache_file" != "x/dev/null" &&+ { echo "$as_me:$LINENO: updating cache $cache_file" >&5+echo "$as_me: updating cache $cache_file" >&6;}+ cat confcache >$cache_file+ else+ { echo "$as_me:$LINENO: not updating unwritable cache $cache_file" >&5+echo "$as_me: not updating unwritable cache $cache_file" >&6;}+ fi+fi+rm -f confcache++test "x$prefix" = xNONE && prefix=$ac_default_prefix+# Let make expand exec_prefix.+test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'++DEFS=-DHAVE_CONFIG_H++ac_libobjs=+ac_ltlibobjs=+for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue+ # 1. Remove the extension, and $U if already installed.+ ac_script='s/\$U\././;s/\.o$//;s/\.obj$//'+ ac_i=`echo "$ac_i" | sed "$ac_script"`+ # 2. Prepend LIBOBJDIR. When used with automake>=1.10 LIBOBJDIR+ # will be set to the directory where LIBOBJS objects are built.+ ac_libobjs="$ac_libobjs \${LIBOBJDIR}$ac_i\$U.$ac_objext"+ ac_ltlibobjs="$ac_ltlibobjs \${LIBOBJDIR}$ac_i"'$U.lo'+done+LIBOBJS=$ac_libobjs++LTLIBOBJS=$ac_ltlibobjs++++: ${CONFIG_STATUS=./config.status}+ac_clean_files_save=$ac_clean_files+ac_clean_files="$ac_clean_files $CONFIG_STATUS"+{ echo "$as_me:$LINENO: creating $CONFIG_STATUS" >&5+echo "$as_me: creating $CONFIG_STATUS" >&6;}+cat >$CONFIG_STATUS <<_ACEOF+#! $SHELL+# Generated by $as_me.+# Run this file to recreate the current configuration.+# Compiler output produced by configure, useful for debugging+# configure, is in config.log if it exists.++debug=false+ac_cs_recheck=false+ac_cs_silent=false+SHELL=\${CONFIG_SHELL-$SHELL}+_ACEOF++cat >>$CONFIG_STATUS <<\_ACEOF+## --------------------- ##+## M4sh Initialization. ##+## --------------------- ##++# Be more Bourne compatible+DUALCASE=1; export DUALCASE # for MKS sh+if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then+ emulate sh+ NULLCMD=:+ # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which+ # is contrary to our usage. Disable this feature.+ alias -g '${1+"$@"}'='"$@"'+ setopt NO_GLOB_SUBST+else+ case `(set -o) 2>/dev/null` in+ *posix*) set -o posix ;;+esac++fi+++++# PATH needs CR+# Avoid depending upon Character Ranges.+as_cr_letters='abcdefghijklmnopqrstuvwxyz'+as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'+as_cr_Letters=$as_cr_letters$as_cr_LETTERS+as_cr_digits='0123456789'+as_cr_alnum=$as_cr_Letters$as_cr_digits++# The user is always right.+if test "${PATH_SEPARATOR+set}" != set; then+ echo "#! /bin/sh" >conf$$.sh+ echo "exit 0" >>conf$$.sh+ chmod +x conf$$.sh+ if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then+ PATH_SEPARATOR=';'+ else+ PATH_SEPARATOR=:+ fi+ rm -f conf$$.sh+fi++# Support unset when possible.+if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then+ as_unset=unset+else+ as_unset=false+fi+++# IFS+# We need space, tab and new line, in precisely that order. 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Generated by config.status. */+ configure_input="Generated from "`IFS=:+ echo $* | sed 's|^[^:]*/||;s|:[^:]*/|, |g'`" by configure."+ if test x"$ac_file" != x-; then+ configure_input="$ac_file. $configure_input"+ { echo "$as_me:$LINENO: creating $ac_file" >&5+echo "$as_me: creating $ac_file" >&6;}+ fi++ case $ac_tag in+ *:-:* | *:-) cat >"$tmp/stdin";;+ esac+ ;;+ esac++ ac_dir=`$as_dirname -- "$ac_file" ||+$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \+ X"$ac_file" : 'X\(//\)[^/]' \| \+ X"$ac_file" : 'X\(//\)$' \| \+ X"$ac_file" : 'X\(/\)' \| . 2>/dev/null ||+echo X"$ac_file" |+ sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{+ s//\1/+ q+ }+ /^X\(\/\/\)[^/].*/{+ s//\1/+ q+ }+ /^X\(\/\/\)$/{+ s//\1/+ q+ }+ /^X\(\/\).*/{+ s//\1/+ q+ }+ s/.*/./; q'`+ { as_dir="$ac_dir"+ case $as_dir in #(+ -*) as_dir=./$as_dir;;+ esac+ test -d "$as_dir" || { $as_mkdir_p && mkdir -p "$as_dir"; } || {+ as_dirs=+ while :; do+ case $as_dir in #(+ *\'*) as_qdir=`echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #(+ *) as_qdir=$as_dir;;+ esac+ as_dirs="'$as_qdir' $as_dirs"+ as_dir=`$as_dirname -- "$as_dir" ||+$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \+ X"$as_dir" : 'X\(//\)[^/]' \| \+ X"$as_dir" : 'X\(//\)$' \| \+ X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||+echo X"$as_dir" |+ sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{+ s//\1/+ q+ }+ /^X\(\/\/\)[^/].*/{+ s//\1/+ q+ }+ /^X\(\/\/\)$/{+ s//\1/+ q+ }+ /^X\(\/\).*/{+ s//\1/+ q+ }+ s/.*/./; q'`+ test -d "$as_dir" && break+ done+ test -z "$as_dirs" || eval "mkdir $as_dirs"+ } || test -d "$as_dir" || { { echo "$as_me:$LINENO: error: cannot create directory $as_dir" >&5+echo "$as_me: error: cannot create directory $as_dir" >&2;}+ { (exit 1); exit 1; }; }; }+ ac_builddir=.++case "$ac_dir" in+.) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;+*)+ ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`+ # A ".." for each directory in $ac_dir_suffix.+ ac_top_builddir_sub=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,/..,g;s,/,,'`+ case $ac_top_builddir_sub in+ "") ac_top_builddir_sub=. ac_top_build_prefix= ;;+ *) ac_top_build_prefix=$ac_top_builddir_sub/ ;;+ esac ;;+esac+ac_abs_top_builddir=$ac_pwd+ac_abs_builddir=$ac_pwd$ac_dir_suffix+# for backward compatibility:+ac_top_builddir=$ac_top_build_prefix++case $srcdir in+ .) # We are building in place.+ ac_srcdir=.+ ac_top_srcdir=$ac_top_builddir_sub+ ac_abs_top_srcdir=$ac_pwd ;;+ [\\/]* | ?:[\\/]* ) # Absolute name.+ ac_srcdir=$srcdir$ac_dir_suffix;+ ac_top_srcdir=$srcdir+ ac_abs_top_srcdir=$srcdir ;;+ *) # Relative name.+ ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix+ ac_top_srcdir=$ac_top_build_prefix$srcdir+ ac_abs_top_srcdir=$ac_pwd/$srcdir ;;+esac+ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix+++ case $ac_mode in+ :F)+ #+ # CONFIG_FILE+ #++_ACEOF++cat >>$CONFIG_STATUS <<\_ACEOF+# If the template does not know about datarootdir, expand it.+# FIXME: This hack should be removed a few years after 2.60.+ac_datarootdir_hack=; ac_datarootdir_seen=++case `sed -n '/datarootdir/ {+ p+ q+}+/@datadir@/p+/@docdir@/p+/@infodir@/p+/@localedir@/p+/@mandir@/p+' $ac_file_inputs` in+*datarootdir*) ac_datarootdir_seen=yes;;+*@datadir@*|*@docdir@*|*@infodir@*|*@localedir@*|*@mandir@*)+ { echo "$as_me:$LINENO: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5+echo "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}+_ACEOF+cat >>$CONFIG_STATUS <<_ACEOF+ ac_datarootdir_hack='+ s&@datadir@&$datadir&g+ s&@docdir@&$docdir&g+ s&@infodir@&$infodir&g+ s&@localedir@&$localedir&g+ s&@mandir@&$mandir&g+ s&\\\${datarootdir}&$datarootdir&g' ;;+esac+_ACEOF++# Neutralize VPATH when `$srcdir' = `.'.+# Shell code in configure.ac might set extrasub.+# FIXME: do we really want to maintain this feature?+cat >>$CONFIG_STATUS <<_ACEOF+ sed "$ac_vpsub+$extrasub+_ACEOF+cat >>$CONFIG_STATUS <<\_ACEOF+:t+/@[a-zA-Z_][a-zA-Z_0-9]*@/!b+s&@configure_input@&$configure_input&;t t+s&@top_builddir@&$ac_top_builddir_sub&;t t+s&@srcdir@&$ac_srcdir&;t t+s&@abs_srcdir@&$ac_abs_srcdir&;t t+s&@top_srcdir@&$ac_top_srcdir&;t t+s&@abs_top_srcdir@&$ac_abs_top_srcdir&;t t+s&@builddir@&$ac_builddir&;t t+s&@abs_builddir@&$ac_abs_builddir&;t t+s&@abs_top_builddir@&$ac_abs_top_builddir&;t t+$ac_datarootdir_hack+" $ac_file_inputs | sed -f "$tmp/subs-1.sed" >$tmp/out++test -z "$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 "$ac_out"; } &&+ { echo "$as_me:$LINENO: WARNING: $ac_file contains a reference to the variable \`datarootdir'+which seems to be undefined. Please make sure it is defined." >&5+echo "$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" $ac_file;;+ esac+ ;;+ :H)+ #+ # CONFIG_HEADER+ #+_ACEOF++# Transform confdefs.h into a sed script `conftest.defines', that+# substitutes the proper values into config.h.in to produce config.h.+rm -f conftest.defines conftest.tail+# First, append a space to every undef/define line, to ease matching.+echo 's/$/ /' >conftest.defines+# Then, protect against being on the right side of a sed subst, or in+# an unquoted here document, in config.status. If some macros were+# called several times there might be several #defines for the same+# symbol, which is useless. But do not sort them, since the last+# AC_DEFINE must be honored.+ac_word_re=[_$as_cr_Letters][_$as_cr_alnum]*+# These sed commands are passed to sed as "A NAME B PARAMS C VALUE D", where+# NAME is the cpp macro being defined, VALUE is the value it is being given.+# PARAMS is the parameter list in the macro definition--in most cases, it's+# just an empty string.+ac_dA='s,^\\([ #]*\\)[^ ]*\\([ ]*'+ac_dB='\\)[ (].*,\\1define\\2'+ac_dC=' '+ac_dD=' ,'++uniq confdefs.h |+ sed -n '+ t rset+ :rset+ s/^[ ]*#[ ]*define[ ][ ]*//+ t ok+ d+ :ok+ s/[\\&,]/\\&/g+ s/^\('"$ac_word_re"'\)\(([^()]*)\)[ ]*\(.*\)/ '"$ac_dA"'\1'"$ac_dB"'\2'"${ac_dC}"'\3'"$ac_dD"'/p+ s/^\('"$ac_word_re"'\)[ ]*\(.*\)/'"$ac_dA"'\1'"$ac_dB$ac_dC"'\2'"$ac_dD"'/p+ ' >>conftest.defines++# Remove the space that was appended to ease matching.+# Then replace #undef with comments. This is necessary, for+# example, in the case of _POSIX_SOURCE, which is predefined and required+# on some systems where configure will not decide to define it.+# (The regexp can be short, since the line contains either #define or #undef.)+echo 's/ $//+s,^[ #]*u.*,/* & */,' >>conftest.defines++# Break up conftest.defines:+ac_max_sed_lines=50++# First sed command is: sed -f defines.sed $ac_file_inputs >"$tmp/out1"+# Second one is: sed -f defines.sed "$tmp/out1" >"$tmp/out2"+# Third one will be: sed -f defines.sed "$tmp/out2" >"$tmp/out1"+# et cetera.+ac_in='$ac_file_inputs'+ac_out='"$tmp/out1"'+ac_nxt='"$tmp/out2"'++while :+do+ # Write a here document:+ cat >>$CONFIG_STATUS <<_ACEOF+ # First, check the format of the line:+ cat >"\$tmp/defines.sed" <<\\CEOF+/^[ ]*#[ ]*undef[ ][ ]*$ac_word_re[ ]*\$/b def+/^[ ]*#[ ]*define[ ][ ]*$ac_word_re[( ]/b def+b+:def+_ACEOF+ sed ${ac_max_sed_lines}q conftest.defines >>$CONFIG_STATUS+ echo 'CEOF+ sed -f "$tmp/defines.sed"' "$ac_in >$ac_out" >>$CONFIG_STATUS+ ac_in=$ac_out; ac_out=$ac_nxt; ac_nxt=$ac_in+ sed 1,${ac_max_sed_lines}d conftest.defines >conftest.tail+ grep . conftest.tail >/dev/null || break+ rm -f conftest.defines+ mv conftest.tail conftest.defines+done+rm -f conftest.defines conftest.tail++echo "ac_result=$ac_in" >>$CONFIG_STATUS+cat >>$CONFIG_STATUS <<\_ACEOF+ if test x"$ac_file" != x-; then+ echo "/* $configure_input */" >"$tmp/config.h"+ cat "$ac_result" >>"$tmp/config.h"+ if diff $ac_file "$tmp/config.h" >/dev/null 2>&1; then+ { echo "$as_me:$LINENO: $ac_file is unchanged" >&5+echo "$as_me: $ac_file is unchanged" >&6;}+ else+ rm -f $ac_file+ mv "$tmp/config.h" $ac_file+ fi+ else+ echo "/* $configure_input */"+ cat "$ac_result"+ fi+ rm -f "$tmp/out12"+ ;;+++ esac++done # for ac_tag+ { (exit 0); exit 0; } _ACEOF
configure.ac view
@@ -14,12 +14,22 @@ AC_CHECK_HEADERS([dirent.h fcntl.h grp.h limits.h pwd.h signal.h string.h]) AC_CHECK_HEADERS([sys/resource.h sys/stat.h sys/times.h sys/time.h]) AC_CHECK_HEADERS([sys/utsname.h sys/wait.h])+AC_CHECK_HEADERS([libutil.h pty.h utmp.h]) AC_CHECK_HEADERS([termios.h time.h unistd.h utime.h]) AC_CHECK_FUNCS([getgrgid_r getgrnam_r getpwnam_r getpwuid_r getpwnam getpwuid]) AC_CHECK_FUNCS([getpwent getgrent]) AC_CHECK_FUNCS([lchown setenv sysconf unsetenv])+AC_CHECK_FUNCS([nanosleep])+AC_CHECK_FUNCS([ptsname])+AC_CHECK_FUNCS([setitimer])+AC_CHECK_FUNCS([shm_open shm_unlink]) +FP_CHECK_CONSTS([SIGABRT SIGALRM SIGBUS SIGCHLD SIGCONT SIGFPE SIGHUP SIGILL SIGINT SIGKILL SIGPIPE SIGQUIT SIGSEGV SIGSTOP SIGTERM SIGTSTP SIGTTIN SIGTTOU SIGUSR1 SIGUSR2 SIGPOLL SIGPROF SIGSYS SIGTRAP SIGURG SIGVTALRM SIGXCPU SIGXFSZ SIG_BLOCK SIG_SETMASK SIG_UNBLOCK], [+#if HAVE_SIGNAL_H+#include <signal.h>+#endif])+ AC_MSG_CHECKING([for _SC_GETGR_R_SIZE_MAX]) AC_EGREP_CPP(we_have_that_sysconf_thing, [@@ -136,8 +146,35 @@ AC_MSG_RESULT(no) ]) +AC_CHECK_FUNCS(openpty,,+ AC_CHECK_LIB(util,openpty,+ [AC_DEFINE(HAVE_OPENPTY) EXTRA_LIBS="$EXTRA_LIBS util"],+ AC_CHECK_LIB(bsd,openpty, [AC_DEFINE(HAVE_OPENPTY) EXTRA_LIBS="$EXTRA_LIBS bsd"])+ )+)++AC_MSG_CHECKING(for /dev/ptmx)+if test -r /dev/ptmx+then+ AC_MSG_RESULT(yes)+ AC_DEFINE(HAVE_DEV_PTMX, 1,+ [Define if we have /dev/ptmx.])+else+ AC_MSG_RESULT(no)+fi++AC_MSG_CHECKING(for /dev/ptc)+if test -r /dev/ptc+then+ AC_MSG_RESULT(yes)+ AC_DEFINE(HAVE_DEV_PTC, 1,+ [Define if we have /dev/ptc.])+else+ AC_MSG_RESULT(no)+fi+ # Avoid adding dl if absent or unneeded-AC_CHECK_LIB(dl, dlopen, [EXTRA_LIBS=dl], [EXTRA_LIBS=])+AC_CHECK_LIB(dl, dlopen, [EXTRA_LIBS="$EXTRA_LIBS dl"]) AC_SUBST([EXTRA_LIBS]) AC_CONFIG_FILES([unix.buildinfo])
include/HsUnix.h view
@@ -74,6 +74,16 @@ #include <dirent.h> #endif +#ifdef HAVE_LIBUTIL_H+#include <libutil.h>+#endif+#ifdef HAVE_PTY_H+#include <pty.h>+#endif+#ifdef HAVE_UTMP_H+#include <utmp.h>+#endif+ #include <dlfcn.h> #ifdef HAVE_SIGNAL_H@@ -117,5 +127,51 @@ #ifdef SIGWINCH INLINE int __hsunix_SIGWINCH() { return SIGWINCH; } #endif++// lstat is a macro on some platforms, so we need a wrapper:+INLINE int __hsunix_lstat(const char *path, struct stat *buf) +{ + return lstat(path,buf);+}++// lstat is a macro on some platforms, so we need a wrapper:+INLINE int __hsunix_mknod(const char *pathname, mode_t mode, dev_t dev)+{ + return mknod(pathname,mode,dev);+}++#ifdef HAVE_PTSNAME+// I cannot figure out how to make the definitions of the following+// functions visible in <stdlib.h> on Linux. But these definitions+// follow the POSIX specs, and everything links and runs.++INLINE char *__hsunix_ptsname(int fd)+{+ extern char *ptsname(int);+ return ptsname(fd);+}++INLINE int __hsunix_grantpt(int fd)+{+ extern int grantpt(int);+ return grantpt(fd);+}++INLINE int __hsunix_unlockpt(int fd)+{+ extern int unlockpt(int);+ return unlockpt(fd);+}+#endif++// push a SVR4 STREAMS module; do nothing if STREAMS not available+INLINE int __hsunix_push_module(int fd, const char *module)+{+#if defined(I_PUSH) && !defined(__CYGWIN__) && !defined(HAVE_DEV_PTC)+ return ioctl(fd, I_PUSH, module);+#else+ return 0;+#endif+} #endif
+ include/HsUnixConfig.h view
@@ -0,0 +1,278 @@+/* include/HsUnixConfig.h. Generated from HsUnixConfig.h.in by configure. */+/* include/HsUnixConfig.h.in. Generated from configure.ac by autoheader. */++/* The value of SIGABRT. */+#define CONST_SIGABRT 6++/* The value of SIGALRM. */+#define CONST_SIGALRM 14++/* The value of SIGBUS. */+#define CONST_SIGBUS 7++/* The value of SIGCHLD. */+#define CONST_SIGCHLD 17++/* The value of SIGCONT. */+#define CONST_SIGCONT 18++/* The value of SIGFPE. */+#define CONST_SIGFPE 8++/* The value of SIGHUP. */+#define CONST_SIGHUP 1++/* The value of SIGILL. */+#define CONST_SIGILL 4++/* The value of SIGINT. */+#define CONST_SIGINT 2++/* The value of SIGKILL. */+#define CONST_SIGKILL 9++/* The value of SIGPIPE. */+#define CONST_SIGPIPE 13++/* The value of SIGPOLL. */+#define CONST_SIGPOLL 29++/* The value of SIGPROF. */+#define CONST_SIGPROF 27++/* The value of SIGQUIT. */+#define CONST_SIGQUIT 3++/* The value of SIGSEGV. */+#define CONST_SIGSEGV 11++/* The value of SIGSTOP. */+#define CONST_SIGSTOP 19++/* The value of SIGSYS. */+#define CONST_SIGSYS 31++/* The value of SIGTERM. */+#define CONST_SIGTERM 15++/* The value of SIGTRAP. */+#define CONST_SIGTRAP 5++/* The value of SIGTSTP. */+#define CONST_SIGTSTP 20++/* The value of SIGTTIN. */+#define CONST_SIGTTIN 21++/* The value of SIGTTOU. */+#define CONST_SIGTTOU 22++/* The value of SIGURG. */+#define CONST_SIGURG 23++/* The value of SIGUSR1. */+#define CONST_SIGUSR1 10++/* The value of SIGUSR2. */+#define CONST_SIGUSR2 12++/* The value of SIGVTALRM. */+#define CONST_SIGVTALRM 26++/* The value of SIGXCPU. */+#define CONST_SIGXCPU 24++/* The value of SIGXFSZ. */+#define CONST_SIGXFSZ 25++/* The value of SIG_BLOCK. */+#define CONST_SIG_BLOCK 0++/* The value of SIG_SETMASK. */+#define CONST_SIG_SETMASK 2++/* The value of SIG_UNBLOCK. */+#define CONST_SIG_UNBLOCK 1++/* Define if we have /dev/ptc. */+/* #undef HAVE_DEV_PTC */++/* Define if we have /dev/ptmx. */+#define HAVE_DEV_PTMX 1++/* Define to 1 if you have the <dirent.h> header file. */+#define HAVE_DIRENT_H 1++/* Define to 1 if you have the <fcntl.h> header file. */+#define HAVE_FCNTL_H 1++/* Define to 1 if you have the `getgrent' function. */+#define HAVE_GETGRENT 1++/* Define to 1 if you have the `getgrgid_r' function. */+#define HAVE_GETGRGID_R 1++/* Define to 1 if you have the `getgrnam_r' function. */+#define HAVE_GETGRNAM_R 1++/* Define to 1 if you have the `getpwent' function. */+#define HAVE_GETPWENT 1++/* Define to 1 if you have the `getpwnam' function. */+#define HAVE_GETPWNAM 1++/* Define to 1 if you have the `getpwnam_r' function. */+#define HAVE_GETPWNAM_R 1++/* Define to 1 if you have the `getpwuid' function. */+#define HAVE_GETPWUID 1++/* Define to 1 if you have the `getpwuid_r' function. */+#define HAVE_GETPWUID_R 1++/* Define to 1 if you have the <grp.h> header file. */+#define HAVE_GRP_H 1++/* Define to 1 if you have the <inttypes.h> header file. */+#define HAVE_INTTYPES_H 1++/* Define to 1 if you have the `lchown' function. */+#define HAVE_LCHOWN 1++/* Define to 1 if you have the <libutil.h> header file. */+/* #undef HAVE_LIBUTIL_H */++/* Define to 1 if you have the <limits.h> header file. */+#define HAVE_LIMITS_H 1++/* Define to 1 if you have the <memory.h> header file. */+#define HAVE_MEMORY_H 1++/* Define to 1 if you have the `nanosleep' function. */+#define HAVE_NANOSLEEP 1++/* Define to 1 if you have the `openpty' function. */+#define HAVE_OPENPTY 1++/* Define to 1 if you have the `ptsname' function. */+#define HAVE_PTSNAME 1++/* Define to 1 if you have the <pty.h> header file. */+#define HAVE_PTY_H 1++/* Define to 1 if you have the <pwd.h> header file. */+#define HAVE_PWD_H 1++/* Define to 1 if RTLD_DEFAULT is available. */+/* #undef HAVE_RTLDDEFAULT */++/* Define to 1 if RTLD_GLOBAL is available. */+#define HAVE_RTLDGLOBAL 1++/* Define to 1 if RTLD_LOCAL is available. */+#define HAVE_RTLDLOCAL 1++/* Define to 1 if we can see RTLD_NEXT in dlfcn.h. */+/* #undef HAVE_RTLDNEXT */++/* Define to 1 if we can see RTLD_NOW in dlfcn.h */+#define HAVE_RTLDNOW 1++/* Define to 1 if <unistd.h> defines _SC_GETGR_R_SIZE_MAX. */+#define HAVE_SC_GETGR_R_SIZE_MAX 1++/* Define to 1 if <unistd.h> defines _SC_GETPW_R_SIZE_MAX. */+#define HAVE_SC_GETPW_R_SIZE_MAX 1++/* Define to 1 if you have the `setenv' function. */+#define HAVE_SETENV 1++/* Define to 1 if you have the `setitimer' function. */+#define HAVE_SETITIMER 1++/* Define to 1 if you have the `shm_open' function. */+/* #undef HAVE_SHM_OPEN */++/* Define to 1 if you have the `shm_unlink' function. */+/* #undef HAVE_SHM_UNLINK */++/* Define to 1 if you have the <signal.h> header file. */+#define HAVE_SIGNAL_H 1++/* Define to 1 if you have the <stdint.h> header file. */+#define HAVE_STDINT_H 1++/* Define to 1 if you have the <stdlib.h> header file. */+#define HAVE_STDLIB_H 1++/* Define to 1 if you have the <strings.h> header file. */+#define HAVE_STRINGS_H 1++/* Define to 1 if you have the <string.h> header file. */+#define HAVE_STRING_H 1++/* Define to 1 if you have the `sysconf' function. */+#define HAVE_SYSCONF 1++/* Define to 1 if you have the <sys/resource.h> header file. */+#define HAVE_SYS_RESOURCE_H 1++/* Define to 1 if you have the <sys/stat.h> header file. */+#define HAVE_SYS_STAT_H 1++/* Define to 1 if you have the <sys/times.h> header file. */+#define HAVE_SYS_TIMES_H 1++/* Define to 1 if you have the <sys/time.h> header file. */+#define HAVE_SYS_TIME_H 1++/* Define to 1 if you have the <sys/types.h> header file. */+#define HAVE_SYS_TYPES_H 1++/* Define to 1 if you have the <sys/utsname.h> header file. */+#define HAVE_SYS_UTSNAME_H 1++/* Define to 1 if you have the <sys/wait.h> header file. */+#define HAVE_SYS_WAIT_H 1++/* Define to 1 if you have the <termios.h> header file. */+#define HAVE_TERMIOS_H 1++/* Define to 1 if you have the <time.h> header file. */+#define HAVE_TIME_H 1++/* Define to 1 if you have the <unistd.h> header file. */+#define HAVE_UNISTD_H 1++/* Define to 1 if you have the `unsetenv' function. */+#define HAVE_UNSETENV 1++/* Define to 1 if you have the <utime.h> header file. */+#define HAVE_UTIME_H 1++/* Define to 1 if you have the <utmp.h> header file. */+#define HAVE_UTMP_H 1++/* Define to the address where bug reports for this package should be sent. */+#define PACKAGE_BUGREPORT "libraries@haskell.org"++/* Define to the full name of this package. */+#define PACKAGE_NAME "Haskell unix package"++/* Define to the full name and version of this package. */+#define PACKAGE_STRING "Haskell unix package 2.0"++/* Define to the one symbol short name of this package. */+#define PACKAGE_TARNAME "unix"++/* Define to the version of this package. */+#define PACKAGE_VERSION "2.0"++/* Define to 1 if you have the ANSI C header files. */+#define STDC_HEADERS 1++/* Define if the system headers declare usleep to return void. */+/* #undef USLEEP_RETURNS_VOID */++/* Define to empty if `const' does not conform to ANSI C. */+/* #undef const */
include/HsUnixConfig.h.in view
@@ -1,5 +1,104 @@ /* include/HsUnixConfig.h.in. Generated from configure.ac by autoheader. */ +/* The value of SIGABRT. */+#undef CONST_SIGABRT++/* The value of SIGALRM. */+#undef CONST_SIGALRM++/* The value of SIGBUS. */+#undef CONST_SIGBUS++/* The value of SIGCHLD. */+#undef CONST_SIGCHLD++/* The value of SIGCONT. */+#undef CONST_SIGCONT++/* The value of SIGFPE. */+#undef CONST_SIGFPE++/* The value of SIGHUP. */+#undef CONST_SIGHUP++/* The value of SIGILL. */+#undef CONST_SIGILL++/* The value of SIGINT. */+#undef CONST_SIGINT++/* The value of SIGKILL. */+#undef CONST_SIGKILL++/* The value of SIGPIPE. */+#undef CONST_SIGPIPE++/* The value of SIGPOLL. */+#undef CONST_SIGPOLL++/* The value of SIGPROF. */+#undef CONST_SIGPROF++/* The value of SIGQUIT. */+#undef CONST_SIGQUIT++/* The value of SIGSEGV. */+#undef CONST_SIGSEGV++/* The value of SIGSTOP. */+#undef CONST_SIGSTOP++/* The value of SIGSYS. */+#undef CONST_SIGSYS++/* The value of SIGTERM. */+#undef CONST_SIGTERM++/* The value of SIGTRAP. */+#undef CONST_SIGTRAP++/* The value of SIGTSTP. */+#undef CONST_SIGTSTP++/* The value of SIGTTIN. */+#undef CONST_SIGTTIN++/* The value of SIGTTOU. */+#undef CONST_SIGTTOU++/* The value of SIGURG. */+#undef CONST_SIGURG++/* The value of SIGUSR1. */+#undef CONST_SIGUSR1++/* The value of SIGUSR2. */+#undef CONST_SIGUSR2++/* The value of SIGVTALRM. */+#undef CONST_SIGVTALRM++/* The value of SIGXCPU. */+#undef CONST_SIGXCPU++/* The value of SIGXFSZ. */+#undef CONST_SIGXFSZ++/* The value of SIG_BLOCK. */+#undef CONST_SIG_BLOCK++/* The value of SIG_SETMASK. */+#undef CONST_SIG_SETMASK++/* The value of SIG_UNBLOCK. */+#undef CONST_SIG_UNBLOCK++/* Define if we have /dev/ptc. */+#undef HAVE_DEV_PTC++/* Define if we have /dev/ptmx. */+#undef HAVE_DEV_PTMX+ /* Define to 1 if you have the <dirent.h> header file. */ #undef HAVE_DIRENT_H @@ -39,12 +138,27 @@ /* Define to 1 if you have the `lchown' function. */ #undef HAVE_LCHOWN +/* Define to 1 if you have the <libutil.h> header file. */+#undef HAVE_LIBUTIL_H+ /* Define to 1 if you have the <limits.h> header file. */ #undef HAVE_LIMITS_H /* Define to 1 if you have the <memory.h> header file. */ #undef HAVE_MEMORY_H +/* Define to 1 if you have the `nanosleep' function. */+#undef HAVE_NANOSLEEP++/* Define to 1 if you have the `openpty' function. */+#undef HAVE_OPENPTY++/* Define to 1 if you have the `ptsname' function. */+#undef HAVE_PTSNAME++/* Define to 1 if you have the <pty.h> header file. */+#undef HAVE_PTY_H+ /* Define to 1 if you have the <pwd.h> header file. */ #undef HAVE_PWD_H @@ -72,6 +186,15 @@ /* Define to 1 if you have the `setenv' function. */ #undef HAVE_SETENV +/* Define to 1 if you have the `setitimer' function. */+#undef HAVE_SETITIMER++/* Define to 1 if you have the `shm_open' function. */+#undef HAVE_SHM_OPEN++/* Define to 1 if you have the `shm_unlink' function. */+#undef HAVE_SHM_UNLINK+ /* Define to 1 if you have the <signal.h> header file. */ #undef HAVE_SIGNAL_H @@ -125,6 +248,9 @@ /* Define to 1 if you have the <utime.h> header file. */ #undef HAVE_UTIME_H++/* Define to 1 if you have the <utmp.h> header file. */+#undef HAVE_UTMP_H /* Define to the address where bug reports for this package should be sent. */ #undef PACKAGE_BUGREPORT
+ include/execvpe.h view
@@ -0,0 +1,25 @@+/* ----------------------------------------------------------------------------+ (c) The University of Glasgow 2004++ Interface for code in execvpe.c+ ------------------------------------------------------------------------- */++#include "HsUnixConfig.h"+// Otherwise these clash with similar definitions from other packages:+#undef PACKAGE_BUGREPORT+#undef PACKAGE_NAME+#undef PACKAGE_STRING+#undef PACKAGE_TARNAME+#undef PACKAGE_VERSION++#include <errno.h>+#include <sys/types.h>+#if HAVE_SYS_WAIT_H+#include <sys/wait.h>+#endif++#if !defined(_MSC_VER) && !defined(__MINGW32__) && !defined(_WIN32)+extern int execvpe(char *name, char *const argv[], char **envp);+extern void pPrPr_disableITimers (void);+#endif+
unix.cabal view
@@ -1,5 +1,5 @@ name: unix-version: 2.0+version: 2.2.0.0 license: BSD3 license-file: LICENSE maintainer: libraries@haskell.org@@ -11,6 +11,7 @@ IEEE Std. 1003.1). . The package is not supported under Windows (except under Cygwin).+build-type: Configure exposed-modules: System.Posix System.Posix.DynamicLinker.Module@@ -22,13 +23,17 @@ System.Posix.Files System.Posix.IO System.Posix.Process+ System.Posix.Process.Internals System.Posix.Resource System.Posix.Temp System.Posix.Terminal System.Posix.Time System.Posix.Unistd System.Posix.User+ System.Posix.Signals System.Posix.Signals.Exts+ System.Posix.Semaphore+ System.Posix.SharedMem extra-source-files: configure.ac configure unix.buildinfo.in include/HsUnixConfig.h.in@@ -36,9 +41,10 @@ extra-tmp-files: config.log config.status autom4te.cache unix.buildinfo include/HsUnixConfig.h-build-depends: base-extensions: CPP+build-depends: base, directory+extensions: CPP, ForeignFunctionInterface include-dirs: include+includes: HsUnix.h execvpe.h install-includes:- HsUnix.h HsUnixConfig.h-c-sources: cbits/HsUnix.c+ HsUnix.h HsUnixConfig.h execvpe.h+c-sources: cbits/HsUnix.c cbits/execvpe.c