From 50134d5b5c4baabdfb35c0aeb8bf53d29f009c4d Mon Sep 17 00:00:00 2001
From: jao <jao@gnu.org>
Date: Wed, 21 Nov 2018 23:51:41 +0000
Subject: All sources moved inside src

---
 src/Xmobar/Plugins/MarqueePipeReader.hs | 70 ---------------------------------
 1 file changed, 70 deletions(-)
 delete mode 100644 src/Xmobar/Plugins/MarqueePipeReader.hs

(limited to 'src/Xmobar/Plugins/MarqueePipeReader.hs')

diff --git a/src/Xmobar/Plugins/MarqueePipeReader.hs b/src/Xmobar/Plugins/MarqueePipeReader.hs
deleted file mode 100644
index ad6f27f..0000000
--- a/src/Xmobar/Plugins/MarqueePipeReader.hs
+++ /dev/null
@@ -1,70 +0,0 @@
------------------------------------------------------------------------------
--- |
--- Module      :  Plugins.MarqueePipeReader
--- Copyright   :  (c) Reto Habluetzel
--- License     :  BSD-style (see LICENSE)
---
--- Maintainer  :  Jose A. Ortega Ruiz <jao@gnu.org>
--- Stability   :  unstable
--- Portability :  unportable
---
--- A plugin for reading from named pipes for long texts with marquee
---
------------------------------------------------------------------------------
-
-module Xmobar.Plugins.MarqueePipeReader where
-
-import System.IO (openFile, IOMode(ReadWriteMode), Handle)
-import Xmobar.Environment
-import Xmobar.Plugins (tenthSeconds, Exec(alias, start), hGetLineSafe)
-import System.Posix.Files (getFileStatus, isNamedPipe)
-import Control.Concurrent(forkIO, threadDelay)
-import Control.Concurrent.STM (TChan, atomically, writeTChan, tryReadTChan, newTChan)
-import Control.Exception
-import Control.Monad(forever, unless)
-import Control.Applicative ((<$>))
-
-type Length = Int       -- length of the text to display
-type Rate = Int         -- delay in tenth seconds
-type Separator = String -- if text wraps around, use separator
-
-data MarqueePipeReader = MarqueePipeReader String (Length, Rate, Separator) String
-    deriving (Read, Show)
-
-instance Exec MarqueePipeReader where
-    alias (MarqueePipeReader _ _ a)    = a
-    start (MarqueePipeReader p (len, rate, sep) _) cb = do
-        (def, pipe) <- split ':' <$> expandEnv p
-        unless (null def) (cb def)
-        checkPipe pipe
-        h <- openFile pipe ReadWriteMode
-        line <- hGetLineSafe h
-        chan <- atomically newTChan
-        forkIO $ writer (toInfTxt line sep) sep len rate chan cb
-        forever $ pipeToChan h chan
-      where
-        split c xs | c `elem` xs = let (pre, post) = span (c /=) xs
-                                   in (pre, dropWhile (c ==) post)
-                   | otherwise   = ([], xs)
-
-pipeToChan :: Handle -> TChan String -> IO ()
-pipeToChan h chan = do
-    line <- hGetLineSafe h
-    atomically $ writeTChan chan line
-
-writer :: String -> Separator -> Length -> Rate -> TChan String -> (String -> IO ()) -> IO ()
-writer txt sep len rate chan cb = do
-    cb (take len txt)
-    mbnext <- atomically $ tryReadTChan chan
-    case mbnext of
-        Just new -> writer (toInfTxt new sep) sep len rate chan cb
-        Nothing -> tenthSeconds rate >> writer (drop 1 txt) sep len rate chan cb
-
-toInfTxt :: String -> String -> String
-toInfTxt line sep = concat (repeat $ line ++ " " ++ sep ++ " ")
-
-checkPipe :: FilePath -> IO ()
-checkPipe file = handle (\(SomeException _) -> waitForPipe) $ do
-                    status <- getFileStatus file
-                    unless (isNamedPipe status) waitForPipe
-    where waitForPipe = threadDelay 1000 >> checkPipe file
-- 
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