Cody,
What would you like the API to look like?
Barry
On Nov 14, 2011, at 1:39 PM, Cody Permann wrote:
> There doesn't appear to be an API in PETSc for getting back the command line
> options "used" or "unused" for a simulation. Yes I am aware that the options
> unused can be printed but there doesn't appear to be a mechanism for
> returning them back through a function call. I'd like to add an option to
> MOOSE that would work like PETSc's "-options_left" CLI argument, but in order
> to do so I need to combine the options recognized for both libraries to
> report the global unused list. Right now both MOOSE and PETSc have full
> access to the raw ARGV vector and each library recognizes it's own options
> and ignores the rest.
>
> I could strip out the options from ARGV before passing it to PETSc in
> conjunction with "-options_left" but that doesn't give me quite as much
> flexibility as I'd like. It looks like there are about two dozen or so PETSc
> related options functions in the API but none of them return unused options,
> or otherwise allow me to query whether any particular option was recognized
> or not. Is this assumption correct?
>
> Thanks,
> Cody
