[petsc-users] About the "PetscOptionsSetValue" usage

[Jed Brown]

On Fri, Dec 10, 2010 at 19:54, Filippo Spiga
<filippo.spiga at disco.unimib.it>wrote:

> I know that it is possible to use API to set parameters (KSPSetType,
> SNESSetType). But a lot of options of HYPRE or SUPERLU for example have no
> API. Instead of mix option from command-line and API I would like to put
> everything in a config file


You might be interested in the -options_file command line option and
PetscOptionsInsertFile.  Also, any options present in

~/.petscrc
.petscrc (in current directory)
petscrc (in current directory)

get slurped in automatically, as well as the string in the PETSC_OPTIONS
environment variable.
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