bug#17685: 24.3.91.1; help-C-file-name failes to create temp buffer " *DOC*"

[martin rudalics]

> I understand. But it seems an unsatisfactory solution to demand
> callers of find-lisp-object-file-name to pre-evaluate
> (get-buffer-create " *DOC*") in order to activate its c-source search
> ability (i.e. convoluted code, code breaks when buffer name changes
> etc). Maybe just add an optional argument in
> find-lisp-object-file-name? Something like enable-c-search with the
> explanation "Please note that this will be memory consuming."?

How about reserving an extra value for `help-enable-auto-load' which, if
set, would trigger auto-creating the *DOC* buffer.

martin