valgrind/include/pub_tool_signals.h

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/*--- Signals stuff.                            pub_tool_signals.h ---*/
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/*
   This file is part of Valgrind, a dynamic binary instrumentation
   framework.

   Copyright (C) 2000-2015 Julian Seward
      jseward@acm.org

   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 (at your option) any later version.

   This program is distributed in the hope that it will be useful, but
   WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 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.

   The GNU General Public License is contained in the file COPYING.
*/

#ifndef __PUB_TOOL_SIGNALS_H
#define __PUB_TOOL_SIGNALS_H

#include "pub_tool_basics.h"   // Addr

// Register an interest in apparently internal faults; used code which
// wanders around dangerous memory (ie, leakcheck).  The catcher is
// not expected to return.
// Returns the previously set fault_catcher (NULL if there was no fault
// catcher set)
//
// It's frustrating that we need this header for a single function used
// only by Memcheck during leak checking.  We should find a way to remove
// the need for this file.
typedef void (*fault_catcher_t)(Int sig, Addr addr);
extern fault_catcher_t VG_(set_fault_catcher)(fault_catcher_t catcher);

#endif   // __PUB_TOOL_SIGNALS_H

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