petsc-3.7.7 2017-09-25

DMAppendOptionsPrefix

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

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

Logically Collective on DM

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

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

DM, append, options, prefix, database