diff options
Diffstat (limited to 'src/Xmobar/App/Main.hs')
| -rw-r--r-- | src/Xmobar/App/Main.hs | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/src/Xmobar/App/Main.hs b/src/Xmobar/App/Main.hs index 2291852..3240df9 100644 --- a/src/Xmobar/App/Main.hs +++ b/src/Xmobar/App/Main.hs @@ -28,6 +28,7 @@ import System.Posix.Process (executeFile) import System.Environment (getArgs) import System.FilePath import System.FilePath.Posix (takeBaseName, takeDirectory) +import Text.Parsec.Error (ParseError) import Graphics.X11.Xlib @@ -40,7 +41,7 @@ import Xmobar.X11.Text import Xmobar.X11.Window import Xmobar.App.Opts import Xmobar.App.EventLoop (startLoop, startCommand) -import Xmobar.App.Compile (recompile) +import Xmobar.App.Compile (recompile, trace) import Xmobar.App.Config xmobar :: Config -> IO () @@ -66,12 +67,17 @@ cleanupThreads vars = for_ (concat vars) $ \(asyncs, _) -> for_ asyncs cancel -buildLaunch :: Bool -> Bool -> FilePath -> IO () -buildLaunch verb force p = do +buildLaunch :: Bool -> Bool -> FilePath -> ParseError -> IO () +buildLaunch verb force p e = do let exec = takeBaseName p dir = takeDirectory p - recompile dir exec force verb - executeFile (dir </> exec) False [] Nothing + ext = takeExtension p + if ext `elem` [".hs", ".hsc", ".lhs"] + then recompile dir exec force verb >> + executeFile (dir </> exec) False [] Nothing + else trace True ("Invalid configuration file: " ++ show e) >> + trace True "\n(No compilation attempted: \ + \only .hs, .hsc or .lhs files are compiled)" xmobar' :: [String] -> Config -> IO () xmobar' defs cfg = do @@ -93,6 +99,6 @@ xmobarMain = do _ -> xmobar defaultConfig Just p -> do r <- readConfig defaultConfig p case r of - Left _ -> - buildLaunch (verboseFlag flags) (recompileFlag flags) p + Left e -> + buildLaunch (verboseFlag flags) (recompileFlag flags) p e Right (c, defs) -> doOpts c flags >>= xmobar' defs |