[petsc-dev] Creation of snes->vec_func

[Jed Brown]

On Wed, Dec 21, 2011 at 16:47, Barry Smith <bsmith at mcs.anl.gov> wrote:

>   You are asking. "What if they already set the VISS solver, do you really
> want to overwrite it"?
>
>   If that is your question then my response is "good point, if it is
> already set to a VI solver then it should not be changed, but if it is not
> set to a VI solver then it should be set to the vi solver."
>

Fine. How shall we determine whether the current solver is a VI solver?
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