DMGetOptionsPrefix

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

Synopsis

#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode DMGetOptionsPrefix(DM dm, const char *prefix[])

Not Collective

Input Parameter

• dm - the DM context

Output Parameter

• prefix - pointer to the prefix string used is returned

Fortran Note

Pass in a string ‘prefix’ of sufficient length to hold the prefix.

See Also

DM Basics, DM, DMSetOptionsPrefix(), DMAppendOptionsPrefix(), DMSetFromOptions()

Level

advanced

Location

src/dm/interface/dm.c

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Index of all DM routines
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