SignalHandler.hpp

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/*--------------------------------------------------------------------*/
/*    Copyright 2002 Sandia Corporation.                              */
/*    Under the terms of Contract DE-AC04-94AL85000, there is a       */
/*    non-exclusive license for use of this work by or on behalf      */
/*    of the U.S. Government.  Export of this program may require     */
/*    a license from the United States Government.                    */
/*--------------------------------------------------------------------*/
 
#ifndef STK_UTIL_DIAG_SignalHandler_hpp
#define STK_UTIL_DIAG_SignalHandler_hpp
 
#include <map>
 
#include <stk_util/diag/String.hpp>
#include <stk_util/util/Callback.hpp>
 
struct sigaction;
 
namespace sierra {
 
class SignalHandler
{
public:
  static SignalHandler &instance();
 
  static bool check_signal_name(const sierra::String& signal);
 
  void handle_signal(int signal);
 
  void add_handler(int signal, CallbackBase &callback);
 
  void add_handler(const String &signal_name, CallbackBase &callback);
 
  void remove_handler(int signal, CallbackBase &callback);
 
  void remove_handler(const String &signal_name, CallbackBase &callback);
 
  void remove_all_handlers();
 
private:
  typedef std::multimap<int, CallbackBase *> HandlerMap;
  typedef std::multimap<int, struct sigaction *> OldActionMap;
 
  HandlerMap    m_handlerMap;
  OldActionMap    m_oldActionMap;
};
 
} // namespace sierra
 
#endif // STK_UTIL_DIAG_SignalHandler_h