-/* stack.h - structed access to object stacks
- Copyright (C) 1988, 2000, 2003 Free Software Foundation, Inc.
- Contributed by Michael Tiemann (tiemann@cygnus.com).
-
-This program is free software; you can redistribute it and/or modify it
-under the terms of the GNU General Public License as published by the
-Free Software Foundation; either version 2, or (at your option) any
-later version.
-
-This program 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 General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
-
-/* Summary: this file contains additional structures that layer
- on top of obstacks for GNU C++. */
-
-/* Stack of data placed on obstacks. */
-
-struct stack_level
-{
- /* Pointer back to previous such level. */
- struct stack_level *prev;
-
- /* Point to obstack we should return to. */
- struct obstack *obstack;
-
- /* First place we start putting data. */
- tree *first;
-
- /* Number of entries we can have from `first'.
- Right now we are dumb: if we overflow, abort. */
- int limit;
-};
-
-struct stack_level *push_stack_level (struct obstack *, char *, int);
-struct stack_level *pop_stack_level (struct stack_level *);