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authorjao <jao@gnu.org>2018-11-21 23:51:41 +0000
committerjao <jao@gnu.org>2018-11-21 23:51:41 +0000
commit50134d5b5c4baabdfb35c0aeb8bf53d29f009c4d (patch)
treea710ee9a8e9ea9e46951d371af29081e1c72f502 /src/Xmobar/Plugins/Monitors/Swap.hs
parent7674145b878fd315999558075edcfc5e09bdd91c (diff)
downloadxmobar-50134d5b5c4baabdfb35c0aeb8bf53d29f009c4d.tar.gz
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All sources moved inside src
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diff --git a/src/Xmobar/Plugins/Monitors/Swap.hs b/src/Xmobar/Plugins/Monitors/Swap.hs
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------------------------------------------------------------------------------
--- |
--- Module : Plugins.Monitors.Swap
--- Copyright : (c) Andrea Rossato
--- License : BSD-style (see LICENSE)
---
--- Maintainer : Jose A. Ortega Ruiz <jao@gnu.org>
--- Stability : unstable
--- Portability : unportable
---
--- A swap usage monitor for Xmobar
---
------------------------------------------------------------------------------
-
-module Xmobar.Plugins.Monitors.Swap where
-
-import Xmobar.Plugins.Monitors.Common
-
-import qualified Data.ByteString.Lazy.Char8 as B
-
-swapConfig :: IO MConfig
-swapConfig = mkMConfig
- "Swap: <usedratio>%" -- template
- ["usedratio", "total", "used", "free"] -- available replacements
-
-fileMEM :: IO B.ByteString
-fileMEM = B.readFile "/proc/meminfo"
-
-parseMEM :: IO [Float]
-parseMEM =
- do file <- fileMEM
- let li i l
- | l /= [] = head l !! i
- | otherwise = B.empty
- fs s l
- | null l = False
- | otherwise = head l == B.pack s
- get_data s = flip (/) 1024 . read . B.unpack . li 1 . filter (fs s)
- st = map B.words . B.lines $ file
- tot = get_data "SwapTotal:" st
- free = get_data "SwapFree:" st
- return [(tot - free) / tot, tot, tot - free, free]
-
-formatSwap :: [Float] -> Monitor [String]
-formatSwap (r:xs) = do
- d <- getConfigValue decDigits
- other <- mapM (showWithColors (showDigits d)) xs
- ratio <- showPercentWithColors r
- return $ ratio:other
-formatSwap _ = return $ replicate 4 "N/A"
-
-runSwap :: [String] -> Monitor String
-runSwap _ =
- do m <- io parseMEM
- l <- formatSwap m
- parseTemplate l