petsc-3.7.3 2016-07-24
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# SNESLineSearchAppendOptionsPrefix

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

### Synopsis

    #include "petscsnes.h"
    PetscErrorCode  SNESLineSearchAppendOptionsPrefix(SNESLineSearch linesearch,const char prefix[])

Logically Collective on SNESLineSearch

### Input Parameters

| snes | - the SNES 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

SNESLineSearch, append, options, prefix, database

### See Also

SNESGetOptionsPrefix()

Level:advanced
Location: src/snes/linesearch/interface/linesearch.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages