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28 lines
671 B
Haskell
28 lines
671 B
Haskell
----------------------------------------------------------------------
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-- |
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-- Module : GF.System.NoReadline
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-- Maintainer : BB
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-- Stability : (stable)
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-- Portability : (portable)
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--
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-- > CVS $Date: 2005/05/10 15:04:01 $
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-- > CVS $Author: bringert $
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-- > CVS $Revision: 1.1 $
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--
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-- Do not use readline.
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-----------------------------------------------------------------------------
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module GF.System.NoReadline (fetchCommand) where
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import System.IO.Error (try)
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import System.IO (stdout,hFlush)
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fetchCommand :: String -> IO (String)
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fetchCommand s = do
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putStr s
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hFlush stdout
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res <- try getLine
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case res of
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Left e -> return "q"
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Right l -> return l
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