> Shouldn't the doc string mention what the return value is? At least
> one use of the function in the Emacs source code makes use of this
> value:
> (let* ((columns compilation-error-screen-columns) ; buffer's local value
> (last 1)
> (loc (compilation-next-error (or n 1) nil
> (or compilation-current-error
> compilation-messages-start
> (point-min))))
> (end-loc (nth 2 loc))
> (marker (point-marker)))
> ...)
This code is in compilation-next-error-function, so it's safe to say that
this is an internal use, in which case it may rely on
non-documented behaviors.
I.e. I don't see any need to document this return value, unless it seems it
might be useful for some non-internal code.
Stefan
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