Thierry Volpiatto <thierry.volpiatto@gmail.com> writes:

> Hi,
> when editing code in minibuffer (M-:) eldoc is not available.
> This patch provide this feature.
> eldoc is displayed in mode-line.
> It provide a macro that can be put around any code that use minibuffer
> like this:
>
> (with-eldoc-in-minibuffer (read-string "test: "))
>
> It take care of other minibuffers and display eldoc only in the ones
> called with `with-eldoc-in-minibuffer'.
>
> Of course you can disable this feature with `eldoc-in-minibuffer' set to
> nil.

Here the second version of patch.
Show in mode-line next to minibuffer.
Work with frames.