Subject: Re: [boost] [pool] doubling algorithm
From: John Maddock (john_at_[hidden])
Date: 2008-10-23 04:00:16


Boris wrote:
>>> [...]My thinking is only half-baked, but it seemed natural to me to
>>> implement this via template-based policies. The two alternatives
>>> that came to mind were to either (1) integrate support for
>>> controlling growth into the existing UserAllocator concept; or (2)
>>> add an additional template parameter to boost::pool to allow the
>>> growth strategy to be configured independently of the UserAllocator.
>>>
>>> Solution (1) would result in the following additional required
>>> semantics for a UserAllocator implementation:
>>>
>>> [...]
>>> Solution (2) introduces a new concept, GrowthStrategy, as an
>>> additional template argument for boost::pool (and the other related
>>> pool types):
>>>
>>> [...]
>>> I'd be interested in hearing your thoughts and ideas...

>> In case you change UserAllocator (or add the GrowthStrategy concept)
>> soon
>> and need a tester just tell me! I'll have to modify pool.hpp now
>> anyway as
>> I urgently need to get rid of the doubling algorithm.

Just so you both know, I don't think Boost.Pool has a maintainer at present,
so if either or both if you would like to step up to the plate and submit
the necessary changes that would be great!

John.