2 Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #ifndef DCPOMATIC_LOG_H
21 #define DCPOMATIC_LOG_H
24 * @brief A very simple logging class.
27 #include "log_entry.h"
28 #include <dcp/types.h>
29 #include <boost/thread/mutex.hpp>
30 #include <boost/filesystem.hpp>
31 #include <boost/signals2.hpp>
35 * @brief A very simple logging class.
37 class Log : public boost::noncopyable
43 void log (boost::shared_ptr<const LogEntry> entry);
44 void log (std::string message, int type);
45 void dcp_log (dcp::NoteType type, std::string message);
47 void set_types (int types);
49 /** @param amount Approximate number of bytes to return; the returned value
50 * may be shorter or longer than this.
52 virtual std::string head_and_tail (int amount = 1024) const = 0;
56 /** mutex to protect the log */
57 mutable boost::mutex _mutex;
60 virtual void do_log (boost::shared_ptr<const LogEntry> entry) = 0;
61 void config_changed ();
63 /** bit-field of log types which should be put into the log (others are ignored) */
65 boost::signals2::scoped_connection _config_connection;