1 /* Native definitions for alpha running OSF/1-2.x, using procfs.
2    Copyright 1995, 1996, 2000 Free Software Foundation, Inc.
3 
4    This file is part of GDB.
5 
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.
10 
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.
15 
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., 59 Temple Place - Suite 330,
19    Boston, MA 02111-1307, USA.  */
20 
21 /* Get generic OSF/1 definitions.  */
22 #include "alpha/nm-osf.h"
23 
24 /* OSF/1-2.x has optional /proc support, try to use it instead of ptrace.  */
25 #define USE_PROC_FS
26 #define HAVE_OPTIONAL_PROC_FS
27 
28 /* Don't trace faults under OSF/1, rely on the posting of the appropriate
29    signal if fault tracing is disabled.
30    Tracing T_IFAULT under Alpha OSF/1 causes a `floating point enable'
31    fault from which we cannot continue (except by disabling the
32    tracing).
33    And as OSF/1 doesn't provide the standard fault definitions, the
34    mapping of faults to appropriate signals in procfs_wait is difficult.  */
35 #define PROCFS_DONT_TRACE_FAULTS
36 
37 /* Work around some peculiarities in the OSF/1 procfs implementation.  */
38 #define PROCFS_NEED_PIOCSSIG_FOR_KILL
39 #define PROCFS_DONT_PIOCSSIG_CURSIG
40 
41 /* Return sizeof user struct to callers in less machine dependent routines */
42 
43 #define KERNEL_U_SIZE kernel_u_size()
44 extern int kernel_u_size (void);
45