petsc-3.9.4 2018-09-11
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MatAppendOptionsPrefix

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

Synopsis

#include "petscmat.h" 
PetscErrorCode MatAppendOptionsPrefix(Mat A,const char prefix[])
Logically Collective on Mat

Input Parameters

A - the Mat context
prefix - the prefix to prepend to all option names

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.

Keywords

Mat, append, options, prefix, database

See Also

MatGetOptionsPrefix()

Level

advanced

Location

src/mat/interface/matrix.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages