Improve NetBSD support: Allow VMA determination with fewer system calls.
[libsigsegv/ericb.git] / src / fault-linux-s390.h
blob48b06d85d5b16dff4c84fdbd088d3b08c3b8e937
1 /* Fault handler information. Linux/S390 version when it supports POSIX.
2 Copyright (C) 2002, 2009 Bruno Haible <bruno@clisp.org>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2, or (at your option)
7 any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software Foundation,
16 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
18 #include "fault-posix-ucontext.h"
20 /* See glibc/sysdeps/unix/sysv/linux/s390/sys/ucontext.h
21 and the definition of GET_STACK in
22 glibc/sysdeps/unix/sysv/linux/s390/sigcontextinfo.h.
23 Note that the 'mcontext_t' defined in
24 glibc/sysdeps/unix/sysv/linux/s390/sys/ucontext.h
25 and the '_sigregs' type, indirect part of 'struct sigcontext', defined
26 in <asm/sigcontext.h>, are effectively the same. */
28 #define SIGSEGV_FAULT_STACKPOINTER ((ucontext_t *) ucp)->uc_mcontext.gregs[15]