dolfin team mailing list archive

["Garth N. Wells" <gnw20@xxxxxxxxx>]

On 22 September 2011 12:46, Johannes Ring <johannr@xxxxxxxxx> wrote:
> On Wed, Sep 21, 2011 at 1:19 PM, Johannes Ring <johannr@xxxxxxxxx> wrote:
>> On Wed, Sep 21, 2011 at 1:01 PM, Garth N. Wells <gnw20@xxxxxxxxx> wrote:
>>> On 21 September 2011 11:55, Johannes Ring <johannr@xxxxxxxxx> wrote:
>>>> On Wed, Sep 21, 2011 at 12:27 PM, Garth N. Wells <gnw20@xxxxxxxxx> wrote:
>>>>> On 21 September 2011 11:06, Johannes Ring <johannr@xxxxxxxxx> wrote:
>>>>>> On Wed, Sep 21, 2011 at 11:45 AM, Garth N. Wells <gnw20@xxxxxxxxx> wrote:
>>>>>>> A while ago, we used some Boost MPI but then removed it because of
>>>>>>> some older systems lack support. Could we start using it now? I would
>>>>>>> like to. It would make some parallel things a lot simpler. Would the
>>>>>>> buildbots need to be updated?
>>>>>>
>>>>>> Yes, some of them would need an update. Also, we would no longer be
>>>>>> able to provide packages for Ubuntu 10.04 LTS, which is by far the
>>>>>> Ubuntu version with the most downloads from the PPA.
>>>>>>
>>>>>
>>>>> OK, so the decision is whether or not to continue support for 10.04.
>>>>> Since I don't use 10.04 but I do use MPI, I vote for ditching 10.04
>>>>> and using Boost MPI. A compromise would be to use Boost MPI, and not
>>>>> provide parallel support in the 10.04 package.
>>>>>
>>>>> How do we deal with Swig 2 in 10.04? Or is it not required since the
>>>>> wrappers have already been generated?
>>>>
>>>> I have backported SWIG 2.0 to Lucid.
>>>>
>>>
>>> OK,  what about backporting Boost too? There are a few PPAs already, e.g.
>>>
>>>   https://launchpad.net/~infie/+archive/boost-1.47
>>>   https://launchpad.net/~gezakovacs/+archive/boost
>>
>> Yes, I will try to backport Boost in my test PPA
>> (https://launchpad.net/~johannr/+archive/test-ppa). I am just afraid
>> that it will break some of the other packages that depends on the
>> older Boost, but I will give it a shot.
>
> It seems to work out nicely. I only had to rebuild UFC against the new
> Boost packages and then everything ran smoothly.
>
> It will require some work on the buildbots if we start using Boost MPI.
>

Does anyone else want to throw in an opinion on this?

Garth

> Johannes
>