source: ThirdParty/vmg/src/comm/mpi/error_handler.cpp@ 7faa5c

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Last change on this file since 7faa5c was 7faa5c, checked in by Frederik Heber <heber@…>, 8 years ago

Merge commit 'de061d9d851257a04e924d4472df4523d33bb08b' as 'ThirdParty/vmg'
  • Property mode set to 100644
File size: 1.8 KB
Line 
1/*
2 * vmg - a versatile multigrid solver
3 * Copyright (C) 2012 Institute for Numerical Simulation, University of Bonn
4 *
5 * vmg is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
9 *
10 * vmg is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 */
18
19/**
20 * @file error_handler.cpp
21 * @author Julian Iseringhausen <isering@ins.uni-bonn.de>
22 * @date Mon Nov 21 13:27:22 2011
23 *
24 * @brief Convert MPI errors to C++ exceptions. Used to be
25 * able to call a debugger when MPI crashes
26 * internally.
27 *
28 */
29
30#ifdef HAVE_CONFIG_H
31#include <libvmg_config.h>
32#endif
33
34#ifdef DEBUG
35
36#ifdef HAVE_MPI
37
38#include <mpi.h>
39#ifdef HAVE_MARMOT
40#include <enhancempicalls.h>
41#include <sourceinfompicalls.h>
42#endif
43
44#include <sstream>
45
46#include "comm/mpi/error_handler.hpp"
47
48void VMG::MPI::ConvertToException(MPI_Comm* comm, int* err, ...)
49{
50 int rank;
51 char error_string[MPI_MAX_ERROR_STRING+1], comm_name[MPI_MAX_OBJECT_NAME+1];
52 int error_len, comm_name_len;
53
54 MPI_Comm_rank(*comm, &rank);
55 MPI_Error_string(*err, error_string, &error_len);
56 MPI_Comm_get_name(*comm, comm_name, &comm_name_len);
57
58 std::stringstream error_concat;
59 error_concat << "vmg: Rank " << rank << " on communicator \"" << comm_name << "\": " << error_string;
60
61 throw Exception(error_concat.str().c_str());
62}
63
64#endif /* DEBUG */
65
66#endif /* HAVE_MPI */
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