#include <boost/stacktrack/sink.hpp>

using namespace boost::stacktrack;

class sink_impl {
public:
  // construct/copy/destruct
  sink_impl(const char *);
  ~sink_impl();

  // public member functions
  unsigned cycle() const;
  void next_cycle() ;
  void write(const scopeloc_base &, raw_event &) ;
  void write(const scopeloc_base &, raw_event &, const std::string &) ;
  void writeInfo(raw_event &, const std::string &) ;
  void writeBaseAndInfo(raw_event &, const std::string &) ;
  virtual bool writable() ;
  const std::string & name() const;
  virtual std::string filename() const;
  virtual int open() ;
  virtual void close() ;
  virtual void activate() ;

  // public static functions
  static bool logging() ;
  static void logging_enable(bool = true) ;

  // protected member functions
  void connected() ;
  void write_prologue() ;
  virtual void _next_cycle() ;
  virtual void _write(raw_event &) ;

  // protected static functions
  static sink_impl & sink() ;

  atomic_counter _handles;
  unsigned _pid;
  unsigned _cycle;
  time_t _start_time;
  double _start_time_hires;
  std::string _nameparm;

  static static sink_impl * _sink;
  static static sink_impl * _default_sink;
  static static bool _logging;
};