| 1 | /* Obstack wrapper for GDB. |
| 2 | |
| 3 | Copyright 2002 Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of GDB. |
| 6 | |
| 7 | This program 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 of the License, or |
| 10 | (at your option) any later version. |
| 11 | |
| 12 | This program 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 this program; if not, write to the Free Software |
| 19 | Foundation, Inc., 59 Temple Place - Suite 330, |
| 20 | Boston, MA 02111-1307, USA. */ |
| 21 | |
| 22 | #if !defined (GDB_OBSTACK_H) |
| 23 | #define GDB_OBSTACK_H 1 |
| 24 | |
| 25 | #include "obstack.h" |
| 26 | |
| 27 | /* Utility macros - wrap obstack alloc into something more robust. */ |
| 28 | |
| 29 | #define OBSTACK_ZALLOC(OBSTACK,TYPE) (memset (obstack_alloc ((OBSTACK), sizeof (TYPE)), 0, sizeof (TYPE))) |
| 30 | |
| 31 | #define OBSTACK_CALLOC(OBSTACK,NUMBER,TYPE) (memset (obstack_alloc ((OBSTACK), (NUMBER) * sizeof (TYPE)), 0, (NUMBER) * sizeof (TYPE))) |
| 32 | |
| 33 | /* Unless explicitly specified, GDB obstacks always use xmalloc() and |
| 34 | xfree(). */ |
| 35 | /* Note: ezannoni 2004-02-09: One could also specify the allocation |
| 36 | functions using a special init function for each obstack, |
| 37 | obstack_specify_allocation. However we just use obstack_init and |
| 38 | let these defines here do the job. While one could argue the |
| 39 | superiority of one approach over the other, we just chose one |
| 40 | throughout. */ |
| 41 | |
| 42 | #define obstack_chunk_alloc xmalloc |
| 43 | #define obstack_chunk_free xfree |
| 44 | |
| 45 | #endif |