diff options
| author | aarne <aarne@cs.chalmers.se> | 2008-05-20 11:47:44 +0000 |
|---|---|---|
| committer | aarne <aarne@cs.chalmers.se> | 2008-05-20 11:47:44 +0000 |
| commit | 31bf84122b21efb444aa8d055472e166ffb90783 (patch) | |
| tree | 1f051909336f1534346bcccde8dda59beab02f64 /src-2.9/GF/System/UseReadline.hs | |
| parent | 74f048dcf41de3540778de54dfa7541fa5b39c46 (diff) | |
moved all old source code to src-2.9 ; src will be for GF 3 development
Diffstat (limited to 'src-2.9/GF/System/UseReadline.hs')
| -rw-r--r-- | src-2.9/GF/System/UseReadline.hs | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src-2.9/GF/System/UseReadline.hs b/src-2.9/GF/System/UseReadline.hs new file mode 100644 index 000000000..c84b9d7f4 --- /dev/null +++ b/src-2.9/GF/System/UseReadline.hs @@ -0,0 +1,25 @@ +---------------------------------------------------------------------- +-- | +-- Module : GF.System.UseReadline +-- Maintainer : BB +-- Stability : (stable) +-- Portability : (portable) +-- +-- > CVS $Date: 2005/05/10 15:04:01 $ +-- > CVS $Author: bringert $ +-- > CVS $Revision: 1.1 $ +-- +-- Use GNU readline +----------------------------------------------------------------------------- + +module GF.System.UseReadline (fetchCommand) where + +import System.Console.Readline (readline, addHistory) + +fetchCommand :: String -> IO (String) +fetchCommand s = do + res <- readline s + case res of + Nothing -> return "q" + Just s -> do addHistory s + return s |
