if(NULL == (bt = (H5B_t *)H5AC_protect(f, dxpl_id, H5AC_BT, addr, &cache_udata, H5AC__READ_ONLY_FLAG)))
 
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * Copyright by The HDF Group.                                               *
 * Copyright by the Board of Trustees of the University of Illinois.         *
 * All rights reserved.                                                      *
 *                                                                           *
 * This file is part of HDF5.  The full HDF5 copyright notice, including     *
 * terms governing use, modification, and redistribution, is contained in    *
 * the files COPYING and Copyright.html.  COPYING can be found at the root   *
 * of the source code distribution tree; Copyright.html can be found at the  *
 * root level of an installed copy of the electronic HDF5 document set and   *
 * is linked from the top-level documents page.  It can also be found at     *
 * http://hdfgroup.org/HDF5/doc/Copyright.html.  If you do not have          *
 * access to either file, you may request a copy from help@hdfgroup.org.     *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*-------------------------------------------------------------------------
 *
 * Created:     H5Bdbg.c
 *          Dec 11 2008
 *          Quincey Koziol <koziol@hdfgroup.org>
 *
 * Purpose:     Debugging routines for B-link tree package.
 *
 *-------------------------------------------------------------------------
 */
/****************/
/* Module Setup */
/****************/
#include "H5Bmodule.h"          /* This source code file is part of the H5B module */
/***********/
/* Headers */
/***********/
#include "H5private.h"      /* Generic Functions            */
#include "H5Bpkg.h"     /* B-link trees             */
#include "H5Eprivate.h"     /* Error handling           */
#include "H5MMprivate.h"    /* Memory management            */
/*-------------------------------------------------------------------------
 * Function:    H5B_debug
 *
 * Purpose: Prints debugging info about a B-tree.
 *
 * Return:  Non-negative on success/Negative on failure
 *
 * Programmer:  Robb Matzke