+(setenv "PATH" (concat "~/.cabal/bin:" (getenv "PATH")))
+(add-to-list 'exec-path "~/.cabal/bin")
+(add-hook 'haskell-mode-hook 'turn-on-haskell-doc-mode)
+
+;; haskell mode
+(require 'haskell-process)
+(require 'haskell-interactive-mode)
+(add-hook 'haskell-mode-hook 'interactive-haskell-mode)
+
+(custom-set-variables
+ '(haskell-process-suggest-remove-import-lines t)
+ '(haskell-process-auto-import-loaded-modules t)
+ '(haskell-process-log t))
+
+(define-key haskell-mode-map (kbd "C-c C-l") 'haskell-process-load-or-reload)
+(define-key haskell-mode-map (kbd "C-`") 'haskell-interactive-bring)
+(define-key haskell-mode-map (kbd "C-c C-t") 'haskell-process-do-type)
+(define-key haskell-mode-map (kbd "C-c C-i") 'haskell-process-do-info)
+(define-key haskell-mode-map (kbd "C-c C-c") 'haskell-process-cabal-build)
+(define-key haskell-mode-map (kbd "C-c C-k") 'haskell-interactive-mode-clear)
+(define-key haskell-mode-map (kbd "C-c c") 'haskell-process-cabal)
+
+;; ghc-mod
+;;(autoload 'ghc-init "ghc" nil t)
+;;(autoload 'ghc-debug "ghc" nil t)
+;;(setq ghc-debug t)
+;;(add-hook 'haskell-mode-hook (lambda () (ghc-init)))