diff options
| author | aarne <aarne@cs.chalmers.se> | 2008-06-25 16:54:35 +0000 |
|---|---|---|
| committer | aarne <aarne@cs.chalmers.se> | 2008-06-25 16:54:35 +0000 |
| commit | e9e80fc389365e24d4300d7d5390c7d833a96c50 (patch) | |
| tree | f0b58473adaa670bd8fc52ada419d8cad470ee03 /src/GF/System/UseReadline.hs | |
| parent | b96b36f43de3e2f8b58d5f539daa6f6d47f25870 (diff) | |
changed names of resource-1.3; added a note on homepage on release
Diffstat (limited to 'src/GF/System/UseReadline.hs')
| -rw-r--r-- | src/GF/System/UseReadline.hs | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/GF/System/UseReadline.hs b/src/GF/System/UseReadline.hs new file mode 100644 index 000000000..a0e051601 --- /dev/null +++ b/src/GF/System/UseReadline.hs @@ -0,0 +1,36 @@ +---------------------------------------------------------------------- +-- | +-- 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, setCompletionFunction, filenameCompletionFunction) where + +import System.Console.Readline + +fetchCommand :: String -> IO (String) +fetchCommand s = do + setCompletionAppendCharacter Nothing + setBasicQuoteCharacters "" + res <- readline s + case res of + Nothing -> return "q" + Just s -> do addHistory s + return s + +setCompletionFunction :: Maybe (String -> String -> Int -> IO [String]) -> IO () +setCompletionFunction Nothing = setCompletionEntryFunction Nothing +setCompletionFunction (Just fn) = setCompletionEntryFunction (Just my_fn) + where + my_fn prefix = do + s <- getLineBuffer + p <- getPoint + fn s prefix p |
