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mem.c

/*
 * mem.c  --- memory manager
 *
 */
/*
 * Copyright (C) 2001  Hirotsugu Kakugawa. 
 * All rights reserved.
 *
 * This file is part of the VFlib Library.  This library is free
 * software; you can redistribute it and/or modify it under the terms of
 * the GNU Library General Public License as published by the Free
 * Software Foundation; either version 2 of the License, or (at your
 * option) any later version.  This library is distributed in the hope
 * that it will be useful, but WITHOUT ANY WARRANTY; without even the
 * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
 * PURPOSE.  See the GNU Library General Public License for more details.
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#ifdef HAVE_UNISTD_H
#  include <unistd.h>
#endif
#if HAVE_STRING_H
# include <string.h>
#endif
#if HAVE_STRINGS_H
# include <strings.h>
#endif
#include <sys/types.h>
#include <sys/param.h>

#include "VFlib-3_6.h"
#include "VFsys.h"



Glocal void
vf_free(void *p) 
{
  static  int  init = 0;
  static  void *xaddr = NULL;

  if (init == 0){
    init = 1;
    if (getenv("VFLIB_DEBUG_FREE") != NULL){
      sscanf(getenv("VFLIB_DEBUG_FREE"), "%p", &xaddr);
    }
  }

  if (p == NULL)
    return;

  if ((xaddr != NULL) && (p == xaddr)){
    fprintf(stderr, "VFlib error in free\n");
    abort();
  }

  free(p);
}


/*EOF*/

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