ibrcommon/ibrcommon/SyslogStream.h

Go to the documentation of this file.

/*
 * File:   SyslogStream.h
 * Author: morgenro
 *
 * Created on 17. November 2009, 13:43
 */

#ifndef IBRCOMMON_SYSLOGSTREAM_H
#define IBRCOMMON_SYSLOGSTREAM_H

#include <vector>
#include <syslog.h>
#include <iostream>
#include <string.h>

namespace ibrcommon
{
        enum SyslogPriority
        {
                SYSLOG_EMERG =  LOG_EMERG,      /* system is unusable */
                SYSLOG_ALERT =  LOG_ALERT,      /* action must be taken immediately */
                SYSLOG_CRIT =   LOG_CRIT,       /* critical conditions */
                SYSLOG_ERR =    LOG_ERR,        /* error conditions */
                SYSLOG_WARNING =    LOG_WARNING,        /* warning conditions */
                SYSLOG_NOTICE = LOG_NOTICE,     /* normal but significant condition */
                SYSLOG_INFO =   LOG_INFO,       /* informational */
                SYSLOG_DEBUG =  LOG_DEBUG       /* debug-level messages */
        };

        std::ostream &operator<<(std::ostream &stream, const SyslogPriority &prio);

        class SyslogStream : public std::streambuf
        {
        private:
                enum { BUF_SIZE = 256 };

        public:
                SyslogStream();
                virtual ~SyslogStream();

                static std::ostream& getStream();
                static void open(char *name, int option, int facility);

                void setPriority(const SyslogPriority &prio);

        protected:
                virtual int sync();

        private:
                void writeToDevice();
                std::vector< char_type > m_buf;
                SyslogPriority _prio;
        };

        extern std::ostream &slog;
}

#endif  /* _SYSLOGSTREAM_H */