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authorPavan Rikhi <pavan.rikhi@gmail.com>2018-03-17 22:48:24 -0400
committerjao <jao@gnu.org>2018-11-21 21:41:35 +0000
commit4d1402a1a7d87767267d48a77998e4fb13395b31 (patch)
tree17fd6160dc1fa9c8a0676a94bcf8d19b551c655c /src/Xmobar/Plugins/Monitors/ThermalZone.hs
parent9e2a5c7daddf683d4be7c318aefed3da3ea7a89a (diff)
downloadxmobar-4d1402a1a7d87767267d48a77998e4fb13395b31.tar.gz
xmobar-4d1402a1a7d87767267d48a77998e4fb13395b31.tar.bz2
Split Modules into Library & Executable Structure
Move the Main module to a new `app` directory. All other modules have been nested under the `Xmobar` name. Lots of module headers & imports were updated.
Diffstat (limited to 'src/Xmobar/Plugins/Monitors/ThermalZone.hs')
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diff --git a/src/Xmobar/Plugins/Monitors/ThermalZone.hs b/src/Xmobar/Plugins/Monitors/ThermalZone.hs
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+------------------------------------------------------------------------------
+-- |
+-- Module : Plugins.Monitors.ThermalZone
+-- Copyright : (c) 2011, 2013 Jose Antonio Ortega Ruiz
+-- License : BSD3-style (see LICENSE)
+--
+-- Maintainer : jao@gnu.org
+-- Stability : unstable
+-- Portability : portable
+-- Created : Fri Feb 25, 2011 03:18
+--
+--
+-- A thermal zone plugin based on the sysfs linux interface.
+-- See http://kernel.org/doc/Documentation/thermal/sysfs-api.txt
+--
+------------------------------------------------------------------------------
+
+module Xmobar.Plugins.Monitors.ThermalZone (thermalZoneConfig, runThermalZone) where
+
+import Xmobar.Plugins.Monitors.Common
+
+import System.Posix.Files (fileExist)
+import Control.Exception (IOException, catch)
+import qualified Data.ByteString.Char8 as B
+
+-- | Default thermal configuration.
+thermalZoneConfig :: IO MConfig
+thermalZoneConfig = mkMConfig "<temp>C" ["temp"]
+
+-- | Retrieves thermal information. Argument is name of thermal
+-- directory in \/sys\/clas\/thermal. Returns the monitor string
+-- parsed according to template (either default or user specified).
+runThermalZone :: [String] -> Monitor String
+runThermalZone args = do
+ let zone = head args
+ file = "/sys/class/thermal/thermal_zone" ++ zone ++ "/temp"
+ handleIOError :: IOException -> IO (Maybe B.ByteString)
+ handleIOError _ = return Nothing
+ parse = return . (read :: String -> Int) . B.unpack
+ exists <- io $ fileExist file
+ if exists
+ then do contents <- io $ catch (fmap Just $ B.readFile file) handleIOError
+ case contents of
+ Just d -> do
+ mdegrees <- parse d
+ temp <- showWithColors show (mdegrees `quot` 1000)
+ parseTemplate [ temp ]
+ Nothing -> getConfigValue naString
+ else getConfigValue naString