- cfgs0 <- sequence [ current_dir, app_user_dir, home_dir ]
- cfgs <- io $ mapM canonicalizePath (catMaybes cfgs0)
- mapM_ sourceConfigFile (nub cfgs)
+ mcfgs0 <- sequence [ current_dir, app_user_dir, home_dir ]
+ mcfgs <- io $ mapM canonicalizePath' (catMaybes mcfgs0)
+ mapM_ sourceConfigFile $ nub $ catMaybes mcfgs