2005-04-25 03:49:54 +00:00
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{-# OPTIONS -cpp #-}
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2005-04-24 08:51:33 +00:00
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--
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2005-04-25 03:49:54 +00:00
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-- Copyright (c) 2004-5 Don Stewart - http://www.cse.unsw.edu.au/~dons
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2005-04-24 08:51:33 +00:00
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-- GPL version 2 or later (see http://www.gnu.org/copyleft/gpl.html)
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--
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2005-04-24 10:05:36 +00:00
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--
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-- | Runplugs: use hs-plugins to run a Haskell expression under
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-- controlled conditions.
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--
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2005-07-06 04:49:07 +00:00
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import System.Eval.Haskell (unsafeEval_)
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import Data.Maybe (isJust, fromJust)
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import Control.Monad (when)
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import Control.Exception (evaluate)
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import System.Exit (exitWith, ExitCode(ExitSuccess))
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import System.IO (hGetContents, hPutStrLn, putStrLn, hClose, stdin, stdout, stderr)
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2005-06-19 12:05:49 +00:00
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#if !defined(CYGWIN) && !defined(__MINGW32__)
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import System.Posix.Resource (setResourceLimit,
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Resource(ResourceCPUTime),
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ResourceLimits(ResourceLimits),
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ResourceLimit(ResourceLimit))
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2005-07-06 04:49:07 +00:00
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import Control.Concurrent ( forkIO )
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import qualified Control.Exception ( evaluate )
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rlimit = ResourceLimit 3
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#endif
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2005-04-24 08:51:33 +00:00
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context = prehier ++ datas ++ controls
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prehier = ["Char", "List", "Maybe", "Numeric", "Random" ]
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datas = map ("Data." ++) [
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"Bits", "Bool", "Char", "Dynamic", "Either",
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"Graph", "Int", "Ix", "List", "Maybe",
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#if __GLASGOW_HASKELL__ >= 604
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"Map",
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#else
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"FiniteMap",
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#endif
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"Ratio", "Set", "Tree", "Tuple", "Typeable", "Word"
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]
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controls = map ("Control." ++) ["Monad", "Arrow"]
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2005-07-06 04:49:07 +00:00
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--
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-- with ghc 6.4, ghc doesn't seem to be able to call gcc, setNoFDBlocking fails.
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--
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-- *** Assembler
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-- gcc -I/tmp -c /tmp/ghc11596.s -o /tmp/MySzQ14137.o
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--
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-- Failed: gcc -I/tmp -c /tmp/ghc11596.s -o /tmp/MySzQ14137.o
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-- gcc: setNonBlockingFD: invalid argument (Bad file descriptor)
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--
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main = do
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#if !defined(CYGWIN) && defined(__MINGW32__)
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setResourceLimit ResourceCPUTime (ResourceLimits rlimit rlimit)
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#endif
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s <- hGetContents stdin
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when (not . null $ s) $ do
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s <- unsafeEval_ ("(take 2048 (show ("++s++")))") context ["-v"] [] []
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case s of
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Left errs -> mapM_ putStrLn errs
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Right s -> putStrLn s
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exitWith ExitSuccess
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