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| -rw-r--r-- | Plugins/PipeReader.hs | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/Plugins/PipeReader.hs b/Plugins/PipeReader.hs new file mode 100644 index 0000000..8fa2e8e --- /dev/null +++ b/Plugins/PipeReader.hs @@ -0,0 +1,28 @@ +----------------------------------------------------------------------------- +-- | +-- Module : Plugins.PipeReader +-- Copyright : (c) Andrea Rossato +-- License : BSD-style (see LICENSE) +-- +-- Maintainer : Andrea Rossato <andrea.rossato@unibz.it> +-- Stability : unstable +-- Portability : unportable +-- +-- A plugin for reading from named pipes +-- +----------------------------------------------------------------------------- + +module Plugins.PipeReader where + +import System.IO +import Plugins + +data PipeReader = PipeReader String + deriving (Read, Show) + +instance Exec PipeReader where + alias (PipeReader p) = p + start (PipeReader p) cb = do + h <- openFile p ReadMode + forever (hGetLine h >>= cb) + where forever a = a >> forever a |