From 6fc4f0cfcb809b51048e6a3d952b9c887e07b13b Mon Sep 17 00:00:00 2001
From: jao <jao@gnu.org>
Date: Sun, 2 Dec 2018 05:50:56 +0000
Subject: Fix: exposing the Command constructors in lib

---
 src/Xmobar/Run/Commands.hs | 82 ----------------------------------------------
 1 file changed, 82 deletions(-)
 delete mode 100644 src/Xmobar/Run/Commands.hs

(limited to 'src/Xmobar/Run/Commands.hs')

diff --git a/src/Xmobar/Run/Commands.hs b/src/Xmobar/Run/Commands.hs
deleted file mode 100644
index 2aac344..0000000
--- a/src/Xmobar/Run/Commands.hs
+++ /dev/null
@@ -1,82 +0,0 @@
------------------------------------------------------------------------------
--- |
--- Module      :  Xmobar.Commands
--- Copyright   :  (c) Andrea Rossato
--- License     :  BSD-style (see LICENSE)
---
--- Maintainer  :  Jose A. Ortega Ruiz <jao@gnu.org>
--- Stability   :  unstable
--- Portability :  unportable
---
--- The 'Exec' class and the 'Command' data type.
---
--- The 'Exec' class rappresents the executable types, whose constructors may
--- appear in the 'Config.commands' field of the 'Config.Config' data type.
---
--- The 'Command' data type is for OS commands to be run by xmobar
---
------------------------------------------------------------------------------
-
-module Xmobar.Run.Commands (Command (..), Exec (..), tenthSeconds) where
-
-import Prelude
-import Control.Exception (handle, SomeException(..))
-import Data.Char
-import System.Process
-import System.Exit
-import System.IO (hClose)
-import Control.Concurrent
-
-import Xmobar.System.Signal
-import Xmobar.System.Utils (hGetLineSafe)
-
--- | Work around to the Int max bound: since threadDelay takes an Int, it
--- is not possible to set a thread delay grater than about 45 minutes.
--- With a little recursion we solve the problem.
-tenthSeconds :: Int -> IO ()
-tenthSeconds s | s >= x = do threadDelay (x * 100000)
-                             tenthSeconds (s - x)
-               | otherwise = threadDelay (s * 100000)
-               where x = (maxBound :: Int) `div` 100000
-
-class Show e => Exec e where
-    alias   :: e -> String
-    alias   e    = takeWhile (not . isSpace) $ show e
-    rate    :: e -> Int
-    rate    _    = 10
-    run     :: e -> IO String
-    run     _    = return ""
-    start   :: e -> (String -> IO ()) -> IO ()
-    start   e cb = go
-        where go = run e >>= cb >> tenthSeconds (rate e) >> go
-    trigger :: e -> (Maybe SignalType -> IO ()) -> IO ()
-    trigger _ sh  = sh Nothing
-
-data Command = Com Program Args Alias Rate
-             | ComX Program Args String Alias Rate
-               deriving (Show,Read,Eq)
-
-type Args    = [String]
-type Program = String
-type Alias   = String
-type Rate    = Int
-
-instance Exec Command where
-    alias (ComX p _ _ a _) =
-      if p /= "" then (if a == "" then p else a) else ""
-    alias (Com p a al r) = alias (ComX p a "" al r)
-    start (Com p as al r) cb =
-      start (ComX p as ("Could not execute command " ++ p) al r) cb
-    start (ComX prog args msg _ r) cb = if r > 0 then go else exec
-        where go = exec >> tenthSeconds r >> go
-              exec = do
-                (i,o,e,p) <- runInteractiveProcess prog args Nothing Nothing
-                exit <- waitForProcess p
-                let closeHandles = hClose o >> hClose i >> hClose e
-                    getL = handle (\(SomeException _) -> return "")
-                                  (hGetLineSafe o)
-                case exit of
-                  ExitSuccess -> do str <- getL
-                                    closeHandles
-                                    cb str
-                  _ -> closeHandles >> cb msg
-- 
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