root/ompi/mpi/cxx/exception.h

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INCLUDED FROM


   1 // -*- c++ -*-
   2 //
   3 // Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
   4 //                         University Research and Technology
   5 //                         Corporation.  All rights reserved.
   6 // Copyright (c) 2004-2005 The University of Tennessee and The University
   7 //                         of Tennessee Research Foundation.  All rights
   8 //                         reserved.
   9 // Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
  10 //                         University of Stuttgart.  All rights reserved.
  11 // Copyright (c) 2004-2005 The Regents of the University of California.
  12 //                         All rights reserved.
  13 // $COPYRIGHT$
  14 //
  15 // Additional copyrights may follow
  16 //
  17 // $HEADER$
  18 //
  19 
  20 class Exception {
  21 public:
  22 
  23 #if 0 /* OMPI_ENABLE_MPI_PROFILING */
  24 
  25   inline Exception(int ec) : pmpi_exception(ec) { }
  26 
  27   int Get_error_code() const;
  28 
  29   int Get_error_class() const;
  30 
  31   const char* Get_error_string() const;
  32 
  33 #else
  34 
  35   inline Exception(int ec) : error_code(ec), error_string(0), error_class(-1) {
  36     (void)MPI_Error_class(error_code, &error_class);
  37     int resultlen;
  38     error_string = new char[MAX_ERROR_STRING];
  39     (void)MPI_Error_string(error_code, error_string, &resultlen);
  40   }
  41   inline ~Exception() {
  42     delete[] error_string;
  43   }
  44   // Better put in a copy constructor here since we have a string;
  45   // copy by value (from the default copy constructor) would be
  46   // disasterous.
  47   inline Exception(const Exception& a)
  48     : error_code(a.error_code), error_class(a.error_class)
  49   {
  50     error_string = new char[MAX_ERROR_STRING];
  51     // Rather that force an include of <string.h>, especially this
  52     // late in the game (recall that this file is included deep in
  53     // other .h files), we'll just do the copy ourselves.
  54     for (int i = 0; i < MAX_ERROR_STRING; i++)
  55       error_string[i] = a.error_string[i];
  56   }
  57 
  58   inline int Get_error_code() const { return error_code; }
  59 
  60   inline int Get_error_class() const { return error_class; }
  61 
  62   inline const char* Get_error_string() const { return error_string; }
  63 
  64 #endif
  65 
  66 protected:
  67 #if 0 /* OMPI_ENABLE_MPI_PROFILING */
  68   PMPI::Exception pmpi_exception;
  69 #else
  70   int error_code;
  71   char* error_string;
  72   int error_class;
  73 #endif
  74 };

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