[petsc-dev] PetscExceptionTry1

Jed Brown jed at 59A2.org
Mon Feb 14 13:56:14 CST 2011

On Mon, Feb 14, 2011 at 20:54, Barry Smith <bsmith at mcs.anl.gov> wrote:

> You could do that. But I think it is better to not generate an error at all
> by first checking if you can actually open the file before trying to open
> it.

That's a race condition. Opening a file is atomic, testing and then opening
is not.
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