petsc-3.8.4 2018-03-24
PetscObjectAppendOptionsPrefix
Sets the prefix used for searching for all options of PetscObjectType in the database.
Synopsis
#include "petscsys.h"
PetscErrorCode PetscObjectAppendOptionsPrefix(PetscObject obj,const char prefix[])
Input Parameters
obj -any PETSc object, for example a Vec, Mat or KSP.
prefix -the prefix string to prepend to option requests of the object.
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
PetscOptionsCreate(), PetscOptionsDestroy(), PetscObjectSetOptionsPrefix(), PetscObjectPrependOptionsPrefix(),
PetscObjectGetOptionsPrefix(), TSAppendOptionsPrefix(), SNESAppendOptionsPrefix(), KSPAppendOptionsPrefix()
Level:advanced
Location:src/sys/objects/prefix.c
Index of all Sys routines
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Index of all manual pages