Paul Brook <p...@codesourcery.com> writes: >> Also require IDs to start with a letter to provide for possible future >> extensions. > > I'd go further than that, and require that user specified IDs match > [A-Za-z][A-Za-z0-9_-]*
I talked with Dan (cc'ed) to make sure we don't trample on existing libvirt usage without need. What about [A-Za-z][A-Za-z0-9_-:.]* i.e. your regexp plus ':' and '.' in the second bracket?
