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------------------------------------------------------------------------------
--- |
--- Module : Plugins.PipeReader2
--- Copyright : (c) Andrea Rossato
--- License : BSD-style (see LICENSE)
---
--- Maintainer : Jose A. Ortega Ruiz <jao@gnu.org>
--- Stability : unstable
--- Portability : unportable
---
--- A plugin for reading from named pipes. As opposed to PipeReader, this
--- plugin displays a default string when it starts.
---
------------------------------------------------------------------------------
-
-module Plugins.PipeReader2 where
-
-import System.IO
-import Plugins
-
-data PipeReader2 = PipeReader2 String String String
- deriving (Read, Show)
-
-instance Exec PipeReader2 where
- alias (PipeReader2 _ a _) = a
- start (PipeReader2 p _ def) cb = do
- h <- openFile p ReadWriteMode
- cb def
- forever (hGetLineSafe h >>= cb)
- where forever a = a >> forever a