logger from boost-logging.

clamav_logger.hpp

#ifndef INIT_LOGGER_HPP_
#define INIT_LOGGER_HPP_

#include <fstream>
#include <string>
#include <iostream>
#include <boost/log/sources/global_logger_storage.hpp>
#include <boost/log/sources/basic_logger.hpp>
#include <boost/log/utility/init/to_file.hpp>
#include <boost/log/utility/init/from_stream.hpp>
#include <boost/log/utility/init/to_console.hpp>
#include <boost/log/utility/init/common_attributes.hpp>
#include <boost/log/sources/basic_logger.hpp>
#include <boost/log/sources/severity_logger.hpp>
#include <boost/log/sources/severity_feature.hpp>
#include <boost/log/sources/record_ostream.hpp>
#include <boost/program_options/parsers.hpp>
#include <boost/program_options/options_description.hpp>


#include <boost/log/utility/init/from_stream.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/log/core.hpp>
#include <boost/log/utility/init/filter_parser.hpp>
#include <boost/log/utility/init/formatter_parser.hpp>
#include <boost/log/attributes/clock.hpp>
#include <boost/log/attributes/constant.hpp>
#include <boost/log/sources/severity_logger.hpp>
#include <boost/log/sources/global_logger_storage.hpp>
#include <boost/log/utility/init/from_stream.hpp>
#include <boost/log/utility/empty_deleter.hpp>
#include <boost/log/utility/scoped_attribute.hpp>
#include <boost/log/filters/has_attr.hpp>
#include <boost/log/filters.hpp>
#include <boost/thread.hpp>

BOOST_LOG_DECLARE_GLOBAL_LOGGER(getlogger, boost::log::sources::severity_logger_mt< >)
namespace logging = boost::log;

namespace clamav_logger{
		class logger
		{
		public:
		enum  serverity_level{
		  trace, debug, info, warn, error
		};
		bool initLogger(const std::string& filepath);



		bool isInit()
		{
			return isInit_;
		}

		// singleton
		static logger& instance()
		{
			static logger instance_;
			return instance_;
		}

		private:
			logger();
			~logger();
			bool isInit_;
		};

	logger::logger(): isInit_(false)
		{
			std::cout<<"### init logger status = ["<<isInit_<<"] ###"<<std::endl;
		}

	logger::~logger()
	{
		std::cout<<"### ~destory logger ###"<<std::endl;
	}

	bool logger::initLogger(const std::string& filepath)
			{

				if(isInit_)
					return isInit_;

				std::ifstream file(filepath.c_str());
				if(!file.is_open())
				{
					std::cout<<"Open log configure file  = ["<<filepath<<"]"<<std::endl;
					boost::log::init_log_to_console(std::cout);
				}
				else
				{
				    logging::init_from_stream(file);
				}
				logging::add_common_attributes();
				isInit_ = true;
				return isInit_;
			}

#define STRINGIFY(x) #x
#define TOSTRING(x) STRINGIFY(x)
#define AT __FILE__ ":" TOSTRING(__LINE__)
#define TID pthread_self()
#define PID getpid()

#define CLLOG_TRACE(str) {BOOST_LOG_SEV(getlogger::get(),clamav_logger::logger::trace) <<"CLAMAV_CPP = "<< AT << "|" << TID << "|-" << str;}
#define CLLOG_DEBUG(str) {BOOST_LOG_SEV(getlogger::get(),clamav_logger::logger::debug) <<"CLAMAV_CPP = "<< AT << "|" << TID << "|-" << str;}
#define CLLOG_INFO(str) {BOOST_LOG_SEV(getlogger::get(),clamav_logger::logger::info) <<"CLAMAV_CPP = "<< AT << "|" << TID << "|-" << str;}
#define CLLOG_WARN(str) {BOOST_LOG_SEV(getlogger::get(),clamav_logger::logger::warn)<<"CLAMAV_CPP = " << AT << "|" << TID << "|-" << str;}
#define CLLOG_ERROR(str) {BOOST_LOG_SEV(getlogger::get(),clamav_logger::logger::error)<<"CLAMAV_CPP = " << AT << "|" << TID << "|-" << str;}

}


#endif /* INIT_LOGGER_HPP_ */