test_mpi.cpp

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#include <mpi.h>
 
#ifdef __cplusplus
#  include <cstdio>
#else
#  include <stdio.h>
#endif
 
#if defined(MPI_VERSION) && defined(MPI_SUBVERSION)
const char mpiver_str[] = { 'I', 'N',
                            'F', 'O',
                            ':', 'M',
                            'P', 'I',
                            '-', 'V',
                            'E', 'R',
                            '[', ('0' + MPI_VERSION),
                            '.', ('0' + MPI_SUBVERSION),
                            ']', '\0' };
#endif
 
int main(int argc, char* argv[])
{
#if defined(MPI_VERSION) && defined(MPI_SUBVERSION)
#  ifdef __cplusplus
  std::puts(mpiver_str);
#  else
  puts(mpiver_str);
#  endif
#endif
#ifdef TEST_MPI_MPICXX
  MPI::MPI_Init(&argc, &argv);
  MPI::MPI_Finalize();
#else
  MPI_Init(&argc, &argv);
  MPI_Finalize();
#endif
  return 0;
}