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-rw-r--r--XMonad/Core.hs9
1 files changed, 7 insertions, 2 deletions
diff --git a/XMonad/Core.hs b/XMonad/Core.hs
index 9252b05..56afe1b 100644
--- a/XMonad/Core.hs
+++ b/XMonad/Core.hs
@@ -348,7 +348,9 @@ getXMonadDir = io $ getAppUserDataDirectory "xmonad"
-- GHC indicates failure with a non-zero exit code, an xmessage containing
-- GHC's is spawned.
--
-recompile :: MonadIO m => Bool -> m ()
+-- False is returned if there is compilation errors.
+--
+recompile :: MonadIO m => Bool -> m Bool
recompile force = io $ do
dir <- getXMonadDir
let binn = "xmonad-"++arch++"-"++os
@@ -358,7 +360,8 @@ recompile force = io $ do
src = base ++ ".hs"
srcT <- getModTime src
binT <- getModTime bin
- when (force || srcT > binT) $ do
+ if (force || srcT > binT)
+ then do
status <- bracket (openFile err WriteMode) hClose $ \h -> do
waitForProcess =<< runProcess "ghc" ["--make", "xmonad.hs", "-i", "-no-recomp", "-v0", "-o",binn] (Just dir)
Nothing Nothing Nothing (Just h)
@@ -370,6 +373,8 @@ recompile force = io $ do
["Error detected while loading xmonad configuration file: " ++ src]
++ lines ghcErr ++ ["","Please check the file for errors."]
doubleFork $ executeFile "xmessage" True [msg] Nothing
+ return (status == ExitSuccess)
+ else return True
where getModTime f = catch (Just <$> getModificationTime f) (const $ return Nothing)
-- | Run a side effecting action with the current workspace. Like 'when' but