C++ (Cpp) MPI_File_create_errhandler 예제들

예제 #1

파일: userioerr.c 프로젝트: huangjun-pg/mpich2-yarn

int main( int argc, char *argv[] )
{
    int            rank, errs = 0, rc;
    MPI_Errhandler ioerr_handler;
    MPI_Status     status;
    MPI_File       fh;
    char           inbuf[80];

    MTest_Init( &argc, &argv );

    MPI_Comm_rank( MPI_COMM_WORLD, &rank );

    /* Create a file to which to attach the handler */
    rc = MPI_File_open( MPI_COMM_WORLD, (char*)"test.txt",
                        MPI_MODE_CREATE | MPI_MODE_WRONLY | MPI_MODE_DELETE_ON_CLOSE,
                        MPI_INFO_NULL, &fh );
    if (rc) {
        errs ++;
        printf( "Unable to open test.txt for writing\n" );
    }

    rc = MPI_File_create_errhandler( user_handler, &ioerr_handler );
    if (rc) {
        errs++;
        printf("MPI_File_create_Errhandler returned an error code: %d\n", rc);
    }

    rc = MPI_File_set_errhandler( fh, ioerr_handler );
    if (rc) {
        errs++;
        printf("MPI_File_set_errhandler returned an error code: %d\n", rc);
    }

    /* avoid leaking the errhandler, safe because they have refcount semantics */
    rc = MPI_Errhandler_free(&ioerr_handler);
    if (rc) {
        errs++;
        printf("MPI_Errhandler_free returned an error code: %d\n", rc);
    }

    /* This should generate an error because the file mode is WRONLY */
    rc = MPI_File_read_at( fh, 0, inbuf, 80, MPI_BYTE, &status );
    if (handlerCalled != 1) {
        errs++;
        printf( "User-defined error handler was not called\n" );
    }

    rc = MPI_File_close( &fh );
    if (rc) {
        errs++;
        printf("MPI_File_close returned an error code: %d\n",rc);
    }

    MTest_Finalize( errs );
    MPI_Finalize( );
    return 0;
}

예제 #2

파일: Err_Handler.c 프로젝트: 01org/opa-mpi-apps

void Init_Errhand(struct comm_info* c_info)
{
#ifdef SET_ERRH

MPI_Errhandler_create(Errors_MPI,&c_info->ERR);

#ifdef EXT
MPI_Win_create_errhandler(Errors_WIN, &c_info->ERRW);
#endif

#ifdef MPIIO
MPI_File_create_errhandler(Errors_IO, &c_info->ERRF);
#endif

#endif
}