1 /* Macro definitions for a sun 3 running os 4.
2 Copyright (C) 1989, Free Software Foundation, Inc.
4 This file is part of GDB.
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
20 #include "m68k/xm-sun3.h"
23 /* Large alloca's fail because the attempt to increase the stack limit in
24 main() fails because shared libraries are allocated just below the initial
25 stack limit. The SunOS kernel will not allow the stack to grow into
26 the area occupied by the shared libraries. Sun knows about this bug
27 but has no obvious fix for it. */
28 #define BROKEN_LARGE_ALLOCA
30 /* SunOS 4.x has memory mapped files. */
34 /* If you expect to use the mmalloc package to obtain mapped symbol files,
35 for now you have to specify some parameters that determine how gdb places
36 the mappings in it's address space. See the comments in map_to_address()
37 for details. This is expected to only be a short term solution. Yes it
39 FIXME: Make this more automatic. */
41 #define MMAP_BASE_ADDRESS 0xE0000000 /* First mapping here */
42 #define MMAP_INCREMENT 0x01000000 /* Increment to next mapping */
44 /* Prevent type conflicts between yacc malloc decls and defs.h */
45 #define MALLOC_INCOMPATIBLE
46 extern char *malloc();
47 extern char *realloc();
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