gcc/alloc-pool.h

   1
   2 /* Functions to support a pool of allocatable objects
   3    Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
   4    Contributed by Daniel Berlin <dan@cgsoftware.com>
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2, or (at your option)
  10 any later version.
  11
  12 GCC is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GCC; see the file COPYING.  If not, write to
  19 the Free Software Foundation, 59 Temple Place - Suite 330,
  20 Boston, MA 02111-1307, USA.  */
  21 #ifndef ALLOC_POOL_H
  22 #define ALLOC_POOL_H
  23
  24 typedef struct alloc_pool_list_def
  25 {
  26   struct alloc_pool_list_def *next;
  27 }
  28  *alloc_pool_list;
  29
  30 typedef struct alloc_pool_def
  31 {
  32   char *name;
  33   size_t elts_per_block;
  34   alloc_pool_list free_list;
  35   size_t elts_allocated;
  36   size_t elts_free;
  37   size_t blocks_allocated;
  38   alloc_pool_list block_list;
  39   size_t block_size;
  40   size_t elt_size;
  41 }
  42  *alloc_pool;
  43
  44 extern alloc_pool create_alloc_pool PARAMS ((const char *, size_t, size_t));
  45 extern void free_alloc_pool PARAMS ((alloc_pool));
  46 extern void *pool_alloc PARAMS ((alloc_pool));
  47 extern void pool_free PARAMS ((alloc_pool, void *));
  48 #endif