Re: gdb-ui doesn't work with comint read-only prompts

[Nick Roberts]

 >     You get the same errors with "gdb -fullname" if you execute commands
 >     using the toolbar or keybindings e.g C-x C-a C-n.  That's because GUD
 >     deletes the existing prompt in this and replaces it with the new one.
 >     The variable comint-prompt-read-only is quite new.  Why would someone
 >     set it to t?
 > 
 > We're not going to remove the feature, so let's not go off on a
 > tangent about that.  GUD ought to work when that variable is set.

I don't think it was a tangent.  I hadn't heard of this variable before Miles
drew my attention to it and the Lisp manual doesn't describe it.

 > It is not hard to edit read-only text when you want to.  You just
 > bind inhibit-read-only.

Thats what I've done although the doc string suggests there are other
considerations that I don't understand.

Nick