74 lines
3.2 KiB
Diff
74 lines
3.2 KiB
Diff
diff --git a/src/XMonad/Core.hs b/src/XMonad/Core.hs
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index 7810522..3262934 100644
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--- a/src/XMonad/Core.hs
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+++ b/src/XMonad/Core.hs
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@@ -53,6 +53,7 @@ import System.Posix.Types (ProcessID)
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import System.Process
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import System.Directory
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import System.Exit
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+import System.Environment (lookupEnv)
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import Graphics.X11.Xlib
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import Graphics.X11.Xlib.Extras (getWindowAttributes, WindowAttributes, Event)
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import Data.Typeable
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@@ -601,6 +602,7 @@ recompile force = io $ do
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lib = cfgdir </> "lib"
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buildscript = cfgdir </> "build"
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+ ghc <- fromMaybe "ghc" <$> liftIO (lookupEnv "NIX_GHC")
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libTs <- mapM getModTime . Prelude.filter isSource =<< allFiles lib
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srcT <- getModTime src
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binT <- getModTime bin
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@@ -643,7 +645,7 @@ recompile force = io $ do
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status <- bracket (openFile err WriteMode) hClose $ \errHandle ->
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waitForProcess =<< if useBuildscript
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then compileScript bin cfgdir buildscript errHandle
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- else compileGHC bin cfgdir errHandle
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+ else compileGHC ghc bin cfgdir errHandle
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-- re-enable SIGCHLD:
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installSignalHandlers
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@@ -653,6 +655,7 @@ recompile force = io $ do
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then trace "XMonad recompilation process exited with success!"
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else do
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ghcErr <- readFile err
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+ xmessage <- fromMaybe "xmessage" <$> liftIO (lookupEnv "XMONAD_XMESSAGE")
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let msg = unlines $
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["Error detected while loading xmonad configuration file: " ++ src]
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++ lines (if null ghcErr then show status else ghcErr)
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@@ -660,7 +663,7 @@ recompile force = io $ do
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-- nb, the ordering of printing, then forking, is crucial due to
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-- lazy evaluation
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hPutStrLn stderr msg
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- forkProcess $ executeFile "xmessage" True ["-default", "okay", replaceUnicode msg] Nothing
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+ forkProcess $ executeFile xmessage True ["-default", "okay", replaceUnicode msg] Nothing
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return ()
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return (status == ExitSuccess)
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else return True
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@@ -678,16 +681,16 @@ recompile force = io $ do
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'\8216' -> '`' -- ‘
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'\8217' -> '`' -- ’
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_ -> c
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- compileGHC bin dir errHandle =
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- runProcess "ghc" ["--make"
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- , "xmonad.hs"
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- , "-i"
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- , "-ilib"
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- , "-fforce-recomp"
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- , "-main-is", "main"
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- , "-v0"
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- , "-o", bin
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- ] (Just dir) Nothing Nothing Nothing (Just errHandle)
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+ compileGHC ghc bin dir errHandle =
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+ runProcess ghc ["--make"
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+ , "xmonad.hs"
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+ , "-i"
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+ , "-ilib"
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+ , "-fforce-recomp"
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+ , "-main-is", "main"
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+ , "-v0"
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+ , "-o", bin
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+ ] (Just dir) Nothing Nothing Nothing (Just errHandle)
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compileScript bin dir script errHandle =
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runProcess script [bin] (Just dir) Nothing Nothing Nothing (Just errHandle)
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