diff options
Diffstat (limited to 'XMonad/Core.hs')
| -rw-r--r-- | XMonad/Core.hs | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/XMonad/Core.hs b/XMonad/Core.hs index a606da2..819d484 100644 --- a/XMonad/Core.hs +++ b/XMonad/Core.hs @@ -313,25 +313,27 @@ restart mprog resume = do catchIO (executeFile prog True args Nothing) where showWs = show . mapLayout show --- | Recompile ~\/xmonad\/xmonad.hs. +-- | 'recompile force', recompile ~\/.xmonad\/xmonad.hs when any of the +-- following apply: +-- * force is True +-- * the xmonad executable does not exist +-- * the xmonad executable is older than xmonad.hs -- --- The -i flag is used to restrict recompilation to the xmonad.hs file. +-- The -i flag is used to restrict recompilation to the xmonad.hs file only. -- --- The file is only recompiled if it is newer than its binary. +-- Compilation errors (if any) are logged to ~\/.xmonad\/xmonad.errors. If +-- GHC indicates failure with a non-zero exit code, an xmessage containing +-- GHC's is spawned. -- --- In the event of an error, signalled with GHC returning non-zero exit --- status, any stderr produced by GHC, written to the file xmonad.errors, --- will be displayed to the user with xmessage --- -recompile :: MonadIO m => m () -recompile = liftIO $ do +recompile :: MonadIO m => Bool -> m () +recompile force = liftIO $ do dir <- (++ "/.xmonad") <$> getHomeDirectory let bin = dir ++ "/" ++ "xmonad" err = bin ++ ".errors" src = bin ++ ".hs" srcT <- getModTime src binT <- getModTime bin - when (srcT > binT) $ do + when (force || srcT > binT) $ do status <- bracket (openFile err WriteMode) hClose $ \h -> do waitForProcess =<< runProcess "ghc" ["--make", "xmonad.hs", "-i", "-no-recomp", "-v0"] (Just dir) Nothing Nothing Nothing (Just h) |