Re: [PATCH] Save more readline state when running compgen

[alex xmb ratchev]

On Tue, Mar 21, 2023, 21:05 Grisha Levit <grishalevit@gmail.com> wrote:

> On Tue, Mar 21, 2023 at 3:47 PM Chet Ramey <chet.ramey@case.edu> wrote:
> > OK, say you did in fact run compgen in the foreground -- very unusual
> > because it's awkward to capture the possible completions that way -- to
> > generate completions.
>
> Sorry I should have explained. I hit this issue because I was using
> compgen in an unorthodox way, just to check if some files matching a
> glob exist. Basically something like
>
> compgen -G 'foo/*' >/dev/null && COMPREPLY=(bar)
>

i dont get that code at all , but i like idea of speedier file filling ..
can u explain some in short ?

thx , greets

This can be a lot faster than expanding the glob into an array and
> then testing that the array is not empty.