ifp_ifpack.h

00001 /*@HEADER
00002 // ***********************************************************************
00003 // 
00004 //       Ifpack: Object-Oriented Algebraic Preconditioner Package
00005 //                 Copyright (2002) Sandia Corporation
00006 // 
00007 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
00008 // license for use of this work by or on behalf of the U.S. Government.
00009 // 
00010 // This library is free software; you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as
00012 // published by the Free Software Foundation; either version 2.1 of the
00013 // License, or (at your option) any later version.
00014 //  
00015 // This library is distributed in the hope that it will be useful, but
00016 // WITHOUT ANY WARRANTY; without even the implied warranty of
00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018 // Lesser General Public License for more details.
00019 //  
00020 // You should have received a copy of the GNU Lesser General Public
00021 // License along with this library; if not, write to the Free Software
00022 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
00023 // USA
00024 // Questions? Contact Michael A. Heroux (maherou@sandia.gov) 
00025 // 
00026 // ***********************************************************************
00027 //@HEADER
00028 */
00029 
00030 #ifndef _IFP_IFPACK_H_
00031 #define _IFP_IFPACK_H_
00032 
00033 #include "Ifpack_ConfigDefs.h"
00034 
00035 #include <iostream>
00036 #include <stdlib.h>
00037 #include "ifp_arch.h"
00038 
00039 #ifdef CRAY
00040 extern "C" { void exit(int); }
00041 #endif
00042 
00043 #define ifp_error(msg,code) \
00044 { std::cerr << "IFPACK: " << msg << "    CODE " << code << std::endl; exit(1); }
00045 
00046 #define MIN(x,y) ((x)<(y) ? (x) : (y))
00047 #define MAX(x,y) ((x)>(y) ? (x) : (y))
00048 #define ABS(x)   ((x)<0 ? (-(x)) : (x))
00049 #ifndef FALSE
00050 #define FALSE 0
00051 #endif
00052 #ifndef TRUE
00053 #define TRUE 1
00054 #endif
00055 #define SGN(x) ((x)<0.0 ? -1.0 : 1.0)
00056 
00057 // miscellaneous prototypes for FORTRAN functions
00058 
00059 extern "C"
00060 {
00061 void F77NAME(dgetri)(int *n, double *A, int *lda, int *ipiv,
00062     double *work, int *lwork, int *info);
00063 
00064 void F77NAME(dgesvd) (char *, char *, int *, int *, const double *,
00065     int *, double *, double *, int *, double *, int *,
00066     double *, int *, int *);
00067 }
00068 
00069 #endif // _IFP_IFPACK_H_

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