Re: the completions process should be aware when users want to give more tips

[Gerd Moellmann]

Dan Jacobson <jidanni@kimo.FiXcomTHiS.tw> writes:

> I'd like to complain about a little delay that bothers me and might be
> able to be fixed: say we are waiting for the *Completions* to be made,
> and we instead decide to help the process along by giving it a few
> more letters first and then asking for completions.  The problem only
> is present when there are a large number of completions.  Bash gets
> around it by asking "Display all 6258 possibilities? (y or n)" but
> emacs keeps grinding along, unaware that I want to help it out.
> 
> C-x d / d e v / tab t t y tab
> 
> Emacs doesn't necessarily have to take the bash route [but
> configurable limits sound ok.]  All I think needs to be done is: if
> emacs is still doing completion work when the first t of tty is
> entered, then treat it as the same as if I typed C-g t, i.e. give
> control back to the user, to let him fill in some more of the path
> name, and do another tab further along.

That sounds like a good idea---although you could interrupt it with
C-g.  I'll queue this one up for after 21.1.