petsc-3.12.5 2020-03-29
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DMGetOptionsPrefix

 Gets the prefix used for searching for all DM options in the database.

Synopsis

#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode  DMGetOptionsPrefix(DM dm,const char *prefix[])
Not Collective

Input Parameters

dm -the DM context

Output Parameters

prefix -pointer to the prefix string used is returned

Notes

On the fortran side, the user should pass in a string 'prefix' of sufficient length to hold the prefix.

See Also

DMSetOptionsPrefix(), DMAppendOptionsPrefix()

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