[petsc-dev] PetscOptionsBegin etc all use global variables

[Jed Brown]

Barry Smith <bsmith at mcs.anl.gov> writes:

>   hence are not thread safe. Is there any decent way to deal with this?

Make those variables thread local?  Or make the database an object
instead of a collection of global variables, in which case it can be
cloned for each thread to access (and manipulate).

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