petsc-3.12.5 2020-03-29
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DMAppendOptionsPrefix

Appends to the prefix used for searching for all DM options in the database.

Synopsis

#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode  DMAppendOptionsPrefix(DM dm,const char prefix[])
Logically Collective on dm

Input Parameters

dm - the DM context
prefix - the prefix string to prepend to all DM option requests

Notes

A hyphen (-) must NOT be given at the beginning of the prefix name. The first character of all runtime options is AUTOMATICALLY the hyphen.

See Also

DMSetOptionsPrefix(), DMGetOptionsPrefix()

Level

advanced

Location

src/dm/interface/dm.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages