/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* Copyright by the Board of Trustees of the University of Illinois. *
* 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. *
* the COPYING file, which can be found at the root of the source code *
* distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases. *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
* Purpose: Provides internal function tracing in the form of a stack.
* The FUNC_ENTER() macro adds the function name to the function
* stack whenever a function is entered.
* As the functions return with FUNC_LEAVE,
* entries are removed from the stack.
* A function stack has a fixed maximum size. If this size is
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