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//===-- UnixSignals.h -------------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef lldb_UnixSignals_h_
#define lldb_UnixSignals_h_
// C Includes
// C++ Includes
#include <string>
#include <map>
// Other libraries and framework includes
// Project includes
#include "lldb/lldb-private.h"
#include "lldb/Core/ConstString.h"
namespace lldb_private
{
class UnixSignals
{
public:
static lldb::UnixSignalsSP
Create(const ArchSpec &arch);
//------------------------------------------------------------------
// Constructors and Destructors
//------------------------------------------------------------------
UnixSignals();
virtual
~UnixSignals();
const char *
GetSignalAsCString (int32_t signo) const;
bool
SignalIsValid (int32_t signo) const;
int32_t
GetSignalNumberFromName (const char *name) const;
const char *
GetSignalInfo (int32_t signo,
bool &should_suppress,
bool &should_stop,
bool &should_notify) const;
bool
GetShouldSuppress (int32_t signo) const;
bool
SetShouldSuppress (int32_t signo,
bool value);
bool
SetShouldSuppress (const char *signal_name,
bool value);
bool
GetShouldStop (int32_t signo) const;
bool
SetShouldStop (int32_t signo,
bool value);
bool
SetShouldStop (const char *signal_name,
bool value);
bool
GetShouldNotify (int32_t signo) const;
bool
SetShouldNotify (int32_t signo, bool value);
bool
SetShouldNotify (const char *signal_name,
bool value);
// These provide an iterator through the signals available on this system.
// Call GetFirstSignalNumber to get the first entry, then iterate on GetNextSignalNumber
// till you get back LLDB_INVALID_SIGNAL_NUMBER.
int32_t
GetFirstSignalNumber () const;
int32_t
GetNextSignalNumber (int32_t current_signal) const;
int32_t
GetNumSignals() const;
int32_t
GetSignalAtIndex(int32_t index) const;
// We assume that the elements of this object are constant once it is constructed,
// since a process should never need to add or remove symbols as it runs. So don't
// call these functions anywhere but the constructor of your subclass of UnixSignals or in
// your Process Plugin's GetUnixSignals method before you return the UnixSignal object.
void
AddSignal (int signo,
const char *name,
const char *short_name,
bool default_suppress,
bool default_stop,
bool default_notify,
const char *description);
void
RemoveSignal (int signo);
protected:
//------------------------------------------------------------------
// Classes that inherit from UnixSignals can see and modify these
//------------------------------------------------------------------
struct Signal
{
ConstString m_name;
ConstString m_short_name;
std::string m_description;
bool m_suppress:1,
m_stop:1,
m_notify:1;
Signal (const char *name,
const char *short_name,
bool default_suppress,
bool default_stop,
bool default_notify,
const char *description);
~Signal () {}
};
virtual void
Reset ();
typedef std::map <int32_t, Signal> collection;
collection m_signals;
// GDBRemote signals need to be copyable.
UnixSignals(const UnixSignals &rhs);
const UnixSignals &
operator=(const UnixSignals &rhs) = delete;
};
} // Namespace lldb
#endif // lldb_UnixSignals_h_
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