[petsc-dev] [tao-comments #191525] PetscNewLog signature change

[Lisandro Dalcin]

On 12 December 2013 19:06, Satish Balay <balay at mcs.anl.gov> wrote:
> On Thu, 12 Dec 2013, Lisandro Dalcin wrote:
>
>> On 12 December 2013 18:03, Todd Munson <tmunson at mcs.anl.gov> wrote:
>> >
>> > The idea is to distribute TAO with PETSc and treat it like any other set of PETSc solves.
>> > All the TaoLog (or TaoNewLog) macros should go away in my opinion and be replace with
>> > the correct PETSc equivalents.
>> >
>> > Jason?
>> >
>> > Todd.
>> >
>>
>> Not sure if you guys care about previous PETSc releases, but #define
>> TaoNew[Log] would ease supporting petsc-3.4 in the next TAO release.
>
> There won't be a next [standalone] tao release. It will be part of
> petsc-3.5.
>

Oh! I didn't know... Very good news....

>
> And I'm not sure if maintaining a separate tao_version.h makes sense.
>

Probably not....

> And there will be a minimal changing of adapting the makefiles to to
> this new mode [if one needs to maintain comatibility with
> both petsc-3.4+tao-2.2 and petsc-3.5/tao].
>
> You can check the current state of this migration at 'balay/tao-to-petsc' branch.
>

I guess this should doable.

>> In PetIGA, I'm currently supporting petsc-3.3, petsc-3.4 and master.
>
> Does PetIGA also use tao [multiple versions?]
>

No, PetIGA does not depend on TAO. I was trying to point out that
supporting older PETSc releases is doable.

-- 
Lisandro Dalcin
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