Implementing LOCAL_CREDS socket credentials

[Havoc Pennington]

Julio M. Merino Vidal wrote:
> I've got the above working more or less in D-Bus but have hit a
> problem that I've been unable to resolve so far.  As far as I can
> tell, there is currently no way to guarantee that 2) is executed after
> 1), so there is a race condition that prevents this from working
> safely.

Does anything break if the server just always sets LOCAL_CREDS, even if 
it doesn't end up reading the local creds?

Havoc