1
2/*--------------------------------------------------------------------*/
3/*--- Signals stuff.                            pub_tool_signals.h ---*/
4/*--------------------------------------------------------------------*/
5
6/*
7   This file is part of Valgrind, a dynamic binary instrumentation
8   framework.
9
10   Copyright (C) 2000-2015 Julian Seward
11      jseward@acm.org
12
13   This program is free software; you can redistribute it and/or
14   modify it under the terms of the GNU General Public License as
15   published by the Free Software Foundation; either version 2 of the
16   License, or (at your option) any later version.
17
18   This program is distributed in the hope that it will be useful, but
19   WITHOUT ANY WARRANTY; without even the implied warranty of
20   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
21   General Public License for more details.
22
23   You should have received a copy of the GNU General Public License
24   along with this program; if not, write to the Free Software
25   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
26   02111-1307, USA.
27
28   The GNU General Public License is contained in the file COPYING.
29*/
30
31#ifndef __PUB_TOOL_SIGNALS_H
32#define __PUB_TOOL_SIGNALS_H
33
34#include "pub_tool_basics.h"   // Addr
35
36// Register an interest in apparently internal faults; used code which
37// wanders around dangerous memory (ie, leakcheck).  The catcher is
38// not expected to return.
39// Returns the previously set fault_catcher (NULL if there was no fault
40// catcher set)
41//
42// It's frustrating that we need this header for a single function used
43// only by Memcheck during leak checking.  We should find a way to remove
44// the need for this file.
45typedef void (*fault_catcher_t)(Int sig, Addr addr);
46extern fault_catcher_t VG_(set_fault_catcher)(fault_catcher_t catcher);
47
48#endif   // __PUB_TOOL_SIGNALS_H
49
50/*--------------------------------------------------------------------*/
51/*--- end                                                          ---*/
52/*--------------------------------------------------------------------*/
53