Epetra_MpiCommData.h

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//               Epetra: Linear Algebra Services Package
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#ifndef EPETRA_MPICOMMDATA_H
#define EPETRA_MPICOMMDATA_H

#include "Epetra_Data.h"
#include <mpi.h>


class Epetra_MpiCommData : public Epetra_Data {
  friend class Epetra_MpiComm;
 private:


  Epetra_MpiCommData(MPI_Comm & Comm);

  ~Epetra_MpiCommData();


  MPI_Comm Comm_; 
  int rank_;
  int size_;
  enum {minTag_= 24050};
  enum {maxTag_= 24099};
  // Some day, when the Microsoft 6.0 C++ compiler disappears, we can use ANSI/ISO standard
  // declarations for minTag_ and maxTag_
  //static const int minTag_= 24050;
  //static const int maxTag_= 24099;

  mutable int curTag_;

  // these are intentionally declared but not defined. See Epetra Developer's Guide for details.
  Epetra_MpiCommData(const Epetra_MpiCommData & CommData);
  Epetra_MpiCommData& operator=(const Epetra_MpiCommData & CommData);

};
#endif /* EPETRA_MPICOMMDATA_H */