[petsc-dev] PetscPrintf() is never suppose to be used to print error messages

[Jed Brown]

On Wed, Jan 2, 2013 at 11:32 AM, Matthew Knepley <knepley at gmail.com> wrote:

> I fixed the simple thing, but the PrintMatSetValues() is problematic.
> Right now, it just prints using
> PetscPrintf, which is wrong for errors like this, but correct for other
> things. For normal things, I
> could make it take a viewer, which could be PETSC_VIEWER_STDOUT_SELF, and
> reproduce
> this behavior. However, do we need to add default viewers for the error
> streams?
>

Like PETSC_VIEWER_STDERR_ ?
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