What is the best approach to share code between repositories?

[Stephen Rasku]

On Sat, Jun 26, 2010 at 18:49, Wagner Bruna
<wagner.bruna+mercurial at gmail.com> wrote:
>
> At work we solved a similar issue with branches: place the header files on their own
> repository, and merge them both to the driver and to the library repositories.

How did you create the header repository in the first place?  Did you
create it from scratch or did you convert another repository somehow?

...Stephen