Since ACPI reads can be slow, use a helper /bin/cat process to perform them

Ignore-this: ae34afa8524d6cfb6baab8eb6c3a3b85

darcs-hash:20091102173811-f57bf-470bb638c0c64ddc093c2238d600772525035ea0.gz

2 files changed, 6 insertions, 1 deletions

diff --git a/Plugins/Monitors/Batt.hs b/Plugins/Monitors/Batt.hs
index af5a48c..78d9eae 100644
--- a/Plugins/Monitors/Batt.hs
+++ b/Plugins/Monitors/Batt.hs
@@ -36,7 +36,7 @@ readFileBatt (i,s) =
        return (a,b)
     where rf file = do
             f <- fileExist file
-            if f then B.readFile file else return B.empty
+            if f then catRead file else return B.empty
 
 parseBATT :: [(String, String)] -> IO Batt
 parseBATT bfs =
diff --git a/Plugins/Monitors/Common.hs b/Plugins/Monitors/Common.hs
index 779c6f4..caf2e98 100644
--- a/Plugins/Monitors/Common.hs
+++ b/Plugins/Monitors/Common.hs
@@ -43,6 +43,7 @@ module Plugins.Monitors.Common (
                        -- * Threaded Actions
                        -- $thread
                        , doActionTwiceWithDelay
+                       , catRead
                        ) where
 
 
@@ -56,6 +57,7 @@ import Numeric
 import Text.ParserCombinators.Parsec
 import System.Console.GetOpt
 import Control.Exception (SomeException,handle)
+import System.Process(readProcess)
 
 import Plugins
 -- $monitor
@@ -306,3 +308,6 @@ getData action var d =
     do threadDelay d
        s <- action
        modifyMVar_ var (\_ -> return $! s)
+
+catRead :: FilePath -> IO B.ByteString
+catRead file = B.pack `fmap` readProcess "/bin/cat" [file] ""