Re: Overlay arrow in *compilation* and *grep* buffers

[Eli Zaretskii]

> From: Nick Roberts <address@hidden>
> Date: Fri, 29 Apr 2005 08:54:39 +1200
> Cc: address@hidden, address@hidden, address@hidden
> 
>  > >     (unless (display-graphic-p)
>  > >      (put 'next-error-overlay-arrow-position 'overlay-arrow-string ""))
>  > 
>  > Wouldn't this affect Edebug on text terminals?
> 
> No, I don't think so. The thread that was hardly a discussion was about
> conflicts and covered this. The changes that ensued meant that Edebug and Gnus
> still use the global variable overlay-arrow-position while compile.el and
> gud.el have their own overlay arrow, following Kim's earlier work to allow
> multiple overlay arrows.

So, if the next-error-overlay-arrow-position's string doesn't affect
anything but compile.el, how come text terminals started to display
the arrow as result of a discussion about GUD and Edebug?  What am I
missing?