(define-generic-mode
    tmp-mode ; mode name

  ;; comments
  nil

  ;; keywords
  '("if" "then" "else")

  ;; other things to highlight
  nil

  ;; auto mode alist
  '("\\.tmp?$")

  ;; other function to run
  (list 'tmp-mode--setup-function)
  "A mode for tmp files")

(defun tmp-mode--setup-function ()
  (modify-syntax-entry ?_ "w" (syntax-table))
  ;; // Comments (style a)
  (modify-syntax-entry ?\/ ". 124" (syntax-table))
  (modify-syntax-entry ?\n "> " (syntax-table))
  ;; /* Comments (style b) */
  (modify-syntax-entry ?* ". 23b" (syntax-table))
  (modify-syntax-entry ?@ "_" (syntax-table))

  (set (make-local-variable 'indent-line-function) 'tmp-mode/indent-line))

(defun tmp-mode/indent-line ()
  (message "Called indent-line!"))

(provide 'tmp)