Disable undo in eshell buffers

emacs/init.org

@@ -506,6 +506,17 @@
     (global-set-key (kbd "<f8>") 'oni:raise-eshell)
   #+END_SRC
 
+* Disable undo in eshell buffers                              :eshell:
+
+  Eshell buffers can get big and undo does not serve any real purpose
+  in these buffers. Instead of getting boundary limit popups all the
+  time, which I do want to keep for other buffers, it's easier to
+  just turn off undo information for such buffers.
+
+  #+BEGIN_SRC emacs-lisp
+    (add-hook 'eshell-mode-hook 'buffer-disable-undo)
+  #+END_SRC
+
 * Disable bidirectional support                                 :bidi:
 
   Since I don't ever get any mail from people that use right-to-left