Xpetra_EpetraExceptions.hpp

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//             Xpetra: A linear algebra interface package
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#ifndef XPETRA_EPETRAEXCEPTIONS_HPP
#define XPETRA_EPETRAEXCEPTIONS_HPP

#include "Xpetra_ConfigDefs.hpp"

#ifndef HAVE_XPETRA_EPETRA
#error This file should be included only if HAVE_XPETRA_EPETRA is defined.
#endif

#include "Xpetra_Exceptions.hpp"

// This macro takes in argument a source code line.
// It catchs exceptions that could be throwed by 'sourceCode'
// If an exception is throw in any node, then all the node throws
// an std::invalid_argument exceptions.
#define IF_EPETRA_EXCEPTION_THEN_THROW_GLOBAL_INVALID_ARG(sourceCode)   \
  {                                                                     \
    int localFailure = 0; /* 0 == success */                            \
    try {                                                               \
      sourceCode;                                                       \
    }                                                                   \
    catch (int /*epetraErrCode*/) {                                     \
      localFailure = 1; /* 1 == failure */                              \
    }                                                                   \
                                                                        \
    {                                                                   \
      int globalFailure = 0; /* 0 == success */                         \
      Teuchos::reduceAll<int>(*comm, Teuchos::REDUCE_SUM, localFailure, Teuchos::outArg(globalFailure)); \
      TEUCHOS_TEST_FOR_EXCEPTION(globalFailure != 0, std::invalid_argument, "Epetra threw exception"); \
    }                                                                   \
  }
#endif