1 /* stack.h - structed access to object stacks
2 Copyright (C) 1988 Free Software Foundation, Inc.
3 Contributed by Michael Tiemann (tiemann@cygnus.com).
5 This program is free software; you can redistribute it and/or modify it
6 under the terms of the GNU General Public License as published by the
7 Free Software Foundation; either version 2, or (at your option) any
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
19 /* Summary: this file contains additional structures that layer
20 on top of obstacks for GNU C++. */
22 /* Stack of data placed on obstacks. */
26 /* Pointer back to previous such level. */
27 struct stack_level
*prev
;
29 /* Point to obstack we should return to. */
30 struct obstack
*obstack
;
32 /* First place we start putting data. */
35 /* Number of entries we can have from `first'.
36 Right now we are dumb: if we overflow, abort. */
40 struct stack_level
*push_stack_level ();
41 struct stack_level
*pop_stack_level ();