00001 // @HEADER 00002 // *********************************************************************** 00003 // 00004 // Teuchos: Common Tools Package 00005 // Copyright (2004) 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 #ifndef TEUCHOS_ERRORPOLLING_H 00030 #define TEUCHOS_ERRORPOLLING_H 00031 00032 #include "Teuchos_ConfigDefs.hpp" 00033 #include "Teuchos_TestForException.hpp" 00034 00038 00039 namespace Teuchos 00040 { 00041 class MPIComm; 00042 00070 class ErrorPolling 00071 { 00072 public: 00079 static void reportFailure(const MPIComm& comm); 00080 00087 static bool pollForFailures(const MPIComm& comm); 00088 00090 static void enable() {isActive()=true;} 00091 00093 static void disable() {isActive()=false;} 00094 00095 private: 00097 static bool& isActive() {static bool rtn = true; return rtn;} 00098 }; 00099 00107 #define TEUCHOS_POLL_FOR_FAILURES(comm) \ 00108 TEST_FOR_EXCEPTION(Teuchos::ErrorPolling::pollForFailures(comm), \ 00109 std::runtime_error, \ 00110 "off-processor error detected by proc=" << (comm).getRank()); 00111 } 00112 00114 00115 #endif