Files
gf-core/src-3.0/GF/System/NoReadline.hs
2008-06-05 12:12:44 +00:00

34 lines
934 B
Haskell

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