Logger.h

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////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2011-2022 The Octave Project Developers
//
// See the file COPYRIGHT.md in the top-level directory of this
// distribution or <https://octave.org/copyright/>.
//
// This file is part of Octave.
//
// Octave 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 3 of the License, or
// (at your option) any later version.
//
// Octave 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 Octave; see the file COPYING.  If not, see
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////////////////////////////////////////////////////////////////////////
 
#if ! defined (octave_Logger_h)
#define octave_Logger_h 1
 
#include <cstdarg>
 
class QMutex;
 
namespace octave
{
 
  class Logger
  {
  public:
    static void debug (const char *fmt, ...);
 
  private:
    bool m_debugEnabled;
 
    static Logger *s_instance;
    static QMutex *s_mutex;
 
  private:
    Logger (void);
    ~Logger (void);
 
    static Logger * instance (void);
 
    void debugV (const char *fmt, va_list arg);
  };
 
}
 
#endif