2 Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
4 This file is part of DCP-o-matic.
6 DCP-o-matic is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 DCP-o-matic is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
22 #ifndef DCPOMATIC_LOG_H
23 #define DCPOMATIC_LOG_H
27 * @brief A very simple logging class.
31 #include "log_entry.h"
32 #include <dcp/types.h>
33 #include <boost/thread/mutex.hpp>
34 #include <boost/filesystem.hpp>
35 #include <boost/signals2.hpp>
40 * @brief A very simple logging class.
48 Log (Log const&) = delete;
49 Log& operator= (Log const&) = delete;
51 void log (std::shared_ptr<const LogEntry> entry);
52 void log (std::string message, int type);
53 void dcp_log (dcp::NoteType type, std::string message);
55 void set_types (int types);
60 /** @param amount Approximate number of bytes to return; the returned value
61 * may be shorter or longer than this.
63 virtual std::string head_and_tail (int amount = 1024) const {
70 /** mutex to protect the log */
71 mutable boost::mutex _mutex;
74 virtual void do_log (std::shared_ptr<const LogEntry> entry) = 0;
76 /** bit-field of log types which should be put into the log (others are ignored) */