petsc_auto_fieldsplit.h
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1 // The libMesh Finite Element Library.
2 // Copyright (C) 2002-2018 Benjamin S. Kirk, John W. Peterson, Roy H. Stogner
3 
4 // This library is free software; you can redistribute it and/or
5 // modify it under the terms of the GNU Lesser General Public
6 // License as published by the Free Software Foundation; either
7 // version 2.1 of the License, or (at your option) any later version.
8 
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 // Lesser General Public License for more details.
13 
14 // You should have received a copy of the GNU Lesser General Public
15 // License along with this library; if not, write to the Free Software
16 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 
18 
19 
20 #ifndef LIBMESH_PETSC_AUTO_FIELDSPLIT_H
21 #define LIBMESH_PETSC_AUTO_FIELDSPLIT_H
22 
23 #include "libmesh/libmesh_config.h"
24 
25 #ifdef LIBMESH_HAVE_PETSC
26 
27 #include "libmesh/petsc_macro.h"
28 
29 // Petsc include files.
30 
31 // PCFieldSplitSetIs seems to have appeared late in the PETSc 3.1
32 // releases; we'll support it in 3.2 onward so we don't have to worry
33 // about compilation errors
34 #include <petscksp.h>
35 
36 namespace libMesh
37 {
38 // Forward declarations
39 class System;
40 
41 void petsc_auto_fieldsplit (PC my_pc, const System & sys);
42 
43 } // namespace libMesh
44 
45 
46 #endif // #ifdef LIBMESH_HAVE_PETSC
47 #endif // LIBMESH_PETSC_AUTO_FIELDSPLIT_H
void petsc_auto_fieldsplit(PC my_pc, const System &sys)