gthr-single match gthr.h interface specifications

[Mark Mitchell]

Benjamin Kosnik wrote:
>> This adds in stub definitions, as per the existing practice in
>> gthr-single.h, so that the single-thread code path for the gthr
>> abstraction matches the comments (and expectations) in gthr.h.
>>
>> I'm not quite sure who approves this patch.
> 
> As I have another patch depending on this, I will wait another 24 hours
> for comments and then check it in.

If there's no obvious approver for a patch, then GWP maintainers are the 
approvers.  Please don't interpret lack of immediate response as 
implying that it's OK to check in a patch.

That said, this patch is OK, so there's no need for any further action.

-- 
Mark Mitchell
CodeSourcery
mark@codesourcery.com
(650) 331-3385 x713