Leo Liu <sdl.web@gmail.com> writes:

Hello Leo.  Thanks for your answer.

> Can this bug be fixed by changing the regexp in
> `octave-eldoc-function-signatures' from
>
>         "\\s-*\\(?:--[^:]+\\|usage\\):\\s-*\\(.*\\)$"
>
> to
>
>         "\\s-*\\(?:--[^:]+\\|\\_<usage\\):\\s-*\\(.*\\)$"
> ?

Yes, indeed, this change fixes it.  Will you push the fix?

Best regards,
Mauro.