petsc-3.12.5 2020-03-29

PetscOptionsView

Prints the options that have been loaded. This is useful for debugging purposes.

Synopsis

#include "petscsys.h"   
PetscErrorCode PetscOptionsView(PetscOptions options,PetscViewer viewer)

Logically Collective on PetscViewer

Input Parameter

	options	- options database, use NULL for default global database
	viewer	- must be an PETSCVIEWERASCII viewer

Options Database Key

-options_view -Activates PetscOptionsView() within PetscFinalize()

Notes

Only the rank zero process of MPI_Comm used to create view prints the option values. Other processes may have different values but they are not printed.

Level

advanced

Location

src/sys/objects/options.c

Examples

src/sys/examples/tutorials/ex19.c.html

Index of all Sys routines
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Index of all manual pages