/* Obstack wrapper for GDB. Copyright (C) 2002, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc. This file is part of GDB. 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 3 of the License, 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, see . */ #if !defined (GDB_OBSTACK_H) #define GDB_OBSTACK_H 1 #include "obstack.h" /* Utility macros - wrap obstack alloc into something more robust. */ #define OBSTACK_ZALLOC(OBSTACK,TYPE) (memset (obstack_alloc ((OBSTACK), sizeof (TYPE)), 0, sizeof (TYPE))) #define OBSTACK_CALLOC(OBSTACK,NUMBER,TYPE) (memset (obstack_alloc ((OBSTACK), (NUMBER) * sizeof (TYPE)), 0, (NUMBER) * sizeof (TYPE))) /* Unless explicitly specified, GDB obstacks always use xmalloc() and xfree(). */ /* Note: ezannoni 2004-02-09: One could also specify the allocation functions using a special init function for each obstack, obstack_specify_allocation. However we just use obstack_init and let these defines here do the job. While one could argue the superiority of one approach over the other, we just chose one throughout. */ #define obstack_chunk_alloc xmalloc #define obstack_chunk_free xfree #define obstack_grow_str(OBSTACK,STRING) \ obstack_grow (OBSTACK, STRING, strlen (STRING)) #define obstack_grow_str0(OBSTACK,STRING) \ obstack_grow0 (OBSTACK, STRING, strlen (STRING)) #define obstack_grow_wstr(OBSTACK, WSTRING) \ obstack_grow (OBSTACK, WSTRING, sizeof (gdb_wchar_t) * gdb_wcslen (WSTRING)) #endif