petsc-3.7.7 2017-09-25
PetscOptionsInsert
Inserts into the options database from the command line, the environmental variable and a file.
Synopsis
#include "petscsys.h"
PetscErrorCode PetscOptionsInsert(PetscOptions options,int *argc,char ***args,const char file[])
Input Parameters
| options | - options database or NULL for the default global database
|
| argc | - count of number of command line arguments
|
| args | - the command line arguments
|
| file | - optional filename, defaults to ~username/.petscrc
|
Note
Since PetscOptionsInsert() is automatically called by PetscInitialize(),
the user does not typically need to call this routine. PetscOptionsInsert()
can be called several times, adding additional entries into the database.
Options Database Keys