srsLTE/lib/include/srslte/common/logger.h

75 lines
2.0 KiB
C++

/**
*
* \section COPYRIGHT
*
* Copyright 2013-2015 Software Radio Systems Limited
*
* \section LICENSE
*
* This file is part of the srsUE library.
*
* srsUE is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* srsUE 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 Affero General Public License for more details.
*
* A copy of the GNU Affero General Public License can be found in
* the LICENSE file in the top-level directory of this distribution
* and at http://www.gnu.org/licenses/.
*
*/
/******************************************************************************
* File: logger.h
* Description: Common log object. Maintains a queue of log messages
* and runs a thread to read messages and write to file.
* Multiple producers, single consumer. If full, producers
* increase queue size. If empty, consumer blocks.
*****************************************************************************/
#ifndef LOGGER_H
#define LOGGER_H
#include <stdio.h>
#include <deque>
#include <string>
#include "srslte/common/threads.h"
namespace srslte {
typedef std::string* str_ptr;
class logger : public thread
{
public:
logger();
logger(std::string file);
~logger();
void init(std::string file);
void log(const char *msg);
void log(str_ptr msg);
private:
void run_thread();
void flush();
FILE* logfile;
bool inited;
bool not_done;
std::string filename;
pthread_cond_t not_empty;
pthread_cond_t not_full;
pthread_mutex_t mutex;
pthread_t thread;
std::deque<str_ptr> buffer;
};
} // namespace srsue
#endif // LOGGER_H