> (defun show-tabs () "Show tabs with a slightly changed background" > (setq font-lock-keywords > (append font-lock-keywords '(("[\t]+" (0 'tab-face t)))))) > (add-hook 'font-lock-mode-hook 'show-tabs)
font-lock-mode-hook is called both when turning the mode ON and when turning the mode OFF. font-lock-keywords should not be modified as you do. Instead you should use font-lock-add-keywords, which knows about font-lock-compile-keywords. Stefan _______________________________________________ Emacs-devel mailing list Emacs-devel@gnu.org http://lists.gnu.org/mailman/listinfo/emacs-devel