[dmd-concurrency] draft 5

[Andrei Alexandrescu]

Robert Jacques wrote:
> On Wed, 20 Jan 2010 21:27:29 -0500, Andrei Alexandrescu 
> <andrei at erdani.com> wrote:
> 
>> Robert Jacques wrote:
>>> On Wed, 20 Jan 2010 01:36:10 -0500, Andrei Alexandrescu 
>>> <andrei at erdani.com> wrote:
>>>
>>>> Kevin Bealer wrote:
>>>>> So the caller calls setMaxMailboxSize with a callee's Tid.  Then 
>>>>> that caller will not send messages unless the callee's mailbox is 
>>>>> smaller than that amount?
>>>>>  Will all callers obey the limit, or should they each set their own 
>>>>> limit?  If the latter, then the design is as I thought.
>>>>
>>>> Each thread has a mailbox. That mailbox has a capacity. That 
>>>> capacity can be set from any thread. It's that simple.
>>>>
>>>> Andrei
>>>  Bike shed but, what about: tid.capacity = N; ?
>>
>> Yah but sometimes one needs to also set the contingency action 
>> atomically.
>>
>> Andrei
> 
> I was actually think capacity would be a property and therefore support 
> atomicity.

I mean: you want to set capacity _and_ contingency action in one atomic 
unit.

Andrei