| /* |
| * Copyright 2009, 2010 Free Software Foundation, Inc. |
| * Copyright 2010 Kestrel Signal Processing, Inc. |
| * |
| * This software is distributed under the terms of the GNU Affero Public License. |
| * See the COPYING file in the main directory for details. |
| * |
| * This use of this software may be subject to additional restrictions. |
| * See the LEGAL file in the main directory for details. |
| |
| This program 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. |
| |
| This program 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. |
| |
| You should have received a copy of the GNU Affero General Public License |
| along with this program. If not, see <http://www.gnu.org/licenses/>. |
| |
| */ |
| |
| |
| #ifndef LOGGER_H |
| #define LOGGER_H |
| |
| #include <syslog.h> |
| #include <stdint.h> |
| #include <stdio.h> |
| #include <sstream> |
| #include <list> |
| #include <map> |
| #include <string> |
| #include "Threads.h" |
| |
| |
| #define _LOG(level) \ |
| Log(LOG_##level).get() << pthread_self() \ |
| << " " __FILE__ ":" << __LINE__ << ":" << __FUNCTION__ << ": " |
| |
| #ifdef NDEBUG |
| #define LOG(wLevel) \ |
| if (LOG_##wLevel!=LOG_DEBUG && gGetLoggingLevel(__FILE__)>=LOG_##wLevel) _LOG(wLevel) |
| #else |
| #define LOG(wLevel) \ |
| if (gGetLoggingLevel(__FILE__)>=LOG_##wLevel) _LOG(wLevel) |
| #endif |
| |
| |
| #define OBJLOG(wLevel) \ |
| LOG(wLevel) << "obj: " << this << ' ' |
| |
| #define LOG_ASSERT(x) { if (!(x)) LOG(EMERG) << "assertion " #x " failed"; } assert(x); |
| |
| |
| #define DEFAULT_MAX_ALARMS 10 |
| |
| |
| /** |
| A C++ stream-based thread-safe logger. |
| Derived from Dr. Dobb's Sept. 2007 issue. |
| Updated to use syslog. |
| This object is NOT the global logger; |
| every log record is an object of this class. |
| */ |
| class Log { |
| |
| public: |
| |
| protected: |
| |
| std::ostringstream mStream; ///< This is where we buffer up the log entry. |
| int mPriority; ///< Priority of current repot. |
| bool mDummyInit; |
| |
| public: |
| |
| Log(int wPriority) |
| :mPriority(wPriority), mDummyInit(false) |
| { } |
| |
| Log(const char* name, const char* level=NULL, int facility=LOG_USER); |
| |
| // Most of the work is in the desctructor. |
| /** The destructor actually generates the log entry. */ |
| ~Log(); |
| |
| std::ostringstream& get(); |
| }; |
| |
| |
| |
| std::list<std::string> gGetLoggerAlarms(); ///< Get a copy of the recent alarm list. |
| |
| |
| /**@ Global control and initialization of the logging system. */ |
| //@{ |
| /** Initialize the global logging system. */ |
| void gLogInit(const char* name, const char* level=NULL, int facility=LOG_USER); |
| /** Get the logging level associated with a given file. */ |
| int gGetLoggingLevel(const char *filename=NULL); |
| //@} |
| |
| |
| #endif |
| |
| // vim: ts=4 sw=4 |