/* Obstack wrapper for GDB.
- Copyright 2002 Free Software Foundation, Inc.
+ Copyright (C) 2002-2017 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 2 of the License, or
+ 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,
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, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#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) \
+ ((TYPE *) memset (obstack_alloc ((OBSTACK), sizeof (TYPE)), 0, sizeof (TYPE)))
+
+#define OBSTACK_CALLOC(OBSTACK,NUMBER,TYPE) \
+ ((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
#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))
+
+/* Concatenate NULL terminated variable argument list of `const char
+ *' strings; return the new string. Space is found in the OBSTACKP.
+ Argument list must be terminated by a sentinel expression `(char *)
+ NULL'. */
+
+extern char *obconcat (struct obstack *obstackp, ...) ATTRIBUTE_SENTINEL;
+
+/* Duplicate STRING, returning an equivalent string that's allocated on the
+ obstack OBSTACKP. */
+
+extern char *obstack_strdup (struct obstack *obstackp, const char *string);
+
#endif