/* ====================================================================
 * Copyright (c) 1999-2004 Carnegie Mellon University.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer. 
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * This work was supported in part by funding from the Defense Advanced 
 * Research Projects Agency and the National Science Foundation of the 
 * United States of America, and the CMU Sphinx Speech Consortium.
 *
 * THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND 
 * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY
 * NOR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * ====================================================================
 *
 */
/*
 * linklist.h -- generic module for efficient memory management of linked list elements
 *		 of various sizes; a separate list for each size.  Elements must be
 * 		 a multiple of a pointer size.
 *
 * **********************************************
 * CMU ARPA Speech Project
 *
 * Copyright (c) 1996 Carnegie Mellon University.
 * ALL RIGHTS RESERVED.
 * **********************************************
 * 
 * HISTORY
 * 
 * 27-Nov-95	M K Ravishankar (rkm@cs.cmu.edu) at Carnegie Mellon.
 * 		Created.
 */


#ifndef _LIBUTIL_LINKLIST_H_
#define _LIBUTIL_LINKLIST_H_

/** \file linklist.h
    \brief generic linklist used by s3.0 family of tools. 
 */
#ifdef __cplusplus
extern "C" {
#endif

  /** 
      Allocate a link-list element of given size and return pointer to it 
   */

char *__listelem_alloc__ (int32 elemsize, char *file, int32 line);

  /** 
      Macro of __listelem_alloc__
   */
#define listelem_alloc(sz)	__listelem_alloc__((sz),__FILE__,__LINE__)

  /** Free link-list element of given size 
   */
void listelem_free (char *elem, int32 elemsize);

  /**
     Print number of allocation, numer of free operation stats 
   */
void linklist_stats ( void );


#ifdef __cplusplus
}
#endif

#endif
