122 lines
2.9 KiB
C++
122 lines
2.9 KiB
C++
/*
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* Copyright 2009, 2010 Free Software Foundation, Inc.
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*
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* This software is distributed under the terms of the GNU Affero Public License.
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* See the COPYING file in the main directory for details.
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*
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* This use of this software may be subject to additional restrictions.
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* See the LEGAL file in the main directory for details.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef LOGGER_H
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#define LOGGER_H
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#include <stdint.h>
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#include <stdio.h>
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#include <sstream>
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#include <list>
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#include <map>
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#include <string>
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#include "Threads.h"
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#define DEFAULT_LOGGING_LEVEL "INFO"
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#define DEFAULT_ALARM_PORT 10101
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#define DEFAULT_MAX_ALARMS 10
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#define _LOG(level) \
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Log(Log::LOG_##level).get() << pthread_self() \
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<< " " __FILE__ ":" << __LINE__ << ":" << __FUNCTION__ << ": "
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#define LOG(wLevel) \
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if (gLoggingLevel(__FILE__)>=Log::LOG_##wLevel) _LOG(wLevel)
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#define OBJLOG(wLevel) \
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if (gLoggingLevel(__FILE__)>=Log::LOG_##wLevel) _LOG(wLevel) << "obj: " << this << ' '
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#define ISLOGGING(wLevel) \
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(gLoggingLevel(__FILE__)>=Log::LOG_##wLevel)
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#define LOG_ASSERT(x) { if (!(x)) LOG(ALARM) << "assertion " #x " failed"; } assert(x);
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/**
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A thread-safe logger, directable to any file or stream.
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Derived from Dr. Dobb's Sept. 2007 issue.
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This object is NOT the global logger;
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every log record is an object of this class.
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*/
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class Log {
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public:
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/** Available logging levels. */
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enum Level {
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LOG_FORCE,
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LOG_ERROR,
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LOG_ALARM,
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LOG_WARN,
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LOG_NOTICE,
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LOG_INFO,
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LOG_DEBUG,
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LOG_DEEPDEBUG
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};
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protected:
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std::ostringstream mStream; ///< This is where we write the long.
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Level mReportLevel; ///< Level of current report.
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static FILE *sFile;
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public:
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Log(Level wReportLevel)
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:mReportLevel(wReportLevel)
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{ }
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// Most of the work is in the destructor.
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~Log();
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std::ostringstream& get();
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};
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std::ostringstream& operator<<(std::ostringstream& os, Log::Level);
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std::list<std::string> gGetLoggerAlarms(); ///< Get a copy of the recent alarm list.
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/**@ Global control and initialization of the logging system. */
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//@{
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void gLogInit(const char* defaultLevel = DEFAULT_LOGGING_LEVEL);
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Log::Level gLoggingLevel(const char *filename);
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//@}
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/**@name Global logging file control. */
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//@{
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void gSetLogFile(FILE*);
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bool gSetLogFile(const char*);
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//@}
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#endif
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// vim: ts=4 sw=4
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