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----------------------------------------------------------------------------
-- |
-- Module : Main.hs
-- Copyright : (c) Spencer Janssen 2007
-- License : BSD3-style (see LICENSE)
--
-- Maintainer : sjanssen@cse.unl.edu
-- Stability : unstable
-- Portability : not portable, uses mtl, X11, posix
--
-- xmonad, a minimalist, tiling window manager for X11
--
-----------------------------------------------------------------------------
module Main (main) where
import XMonad.Main
import XMonad.Config
import XMonad.Core (recompile)
import Control.Exception (handle)
import System.IO
import System.Directory
import System.Environment
import System.Posix.Process (executeFile)
-- | The entry point into xmonad. Attempts to compile any custom main
-- for xmonad, and if it doesn't find one, just launches the default.
main :: IO ()
main = do
handle (hPrint stderr) buildLaunch
xmonad defaultConfig -- if buildLaunch returns, execute the trusted core
-- | Build "~/.xmonad/xmonad.hs" with ghc, then execute it. If there are no
-- errors, this function does not return. An exception is raised in any of
-- these cases:
-- * ghc missing
-- * ~/.xmonad/xmonad.hs missing
-- * xmonad.hs fails to compile
-- ** wrong ghc in path (fails to compile)
-- ** type error, syntax error, ..
-- * Missing xmonad/XMonadContrib modules due to ghc upgrade
--
buildLaunch :: IO ()
buildLaunch = do
recompile
dir <- fmap (++ "/.xmonad") getHomeDirectory
args <- getArgs
executeFile (dir ++ "/xmonad") False args Nothing
return ()
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