[petsc-users] Multiple output using one viewer

[Jed Brown]

On Thu, Jan 5, 2012 at 09:22, Alexander Grayver <agrayver at gfz-potsdam.de>wrote:

> My question is whether all file handles are closed correctly when I change
> file name?


No, they are not. You should PetscViewerDestroy() and then create a new
viewer.


I think the file probably *should* be closed silently in this usage. The
other alternative is to give an error, but leaking file handles is not okay.
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