source: Revenant/marslib/src/mars_log.cpp@ 8125274

#include "mars_log.h"

#include <iomanip>
#include <time.h>

namespace mars
{
        Log g_log;

        Log::Log( const std::string & sFilename /*= "mars.log"*/, const Level enLevel /*= Fatal*/, const unsigned int enSettings /*= Function | Time*/ )
                : _outfile(sFilename), _tTimeStart(time(NULL)), _enSettings(enSettings), _enLevel(enLevel)
        {
                _outfile << "Log started, be nice" << std::endl;
        }

        Log::~Log()
        {
                _outfile.close();
        }

        mars::Outputter Log::stream( const Level enLevel /*= Log::Info*/, const char * szFile /*= NULL*/, const char * szFunction /*= NULL*/, const unsigned int nLine /*= 0*/ )
        {
                if (enLevel <= _enLevel)
                        return Outputter(&_outfile, _enSettings, &_mutex, time(NULL) - _tTimeStart, szFile, nLine, szFunction, boost::this_thread::get_id());
                else
                        return Outputter();
        }

        Log & Log::getSingleton()
        {
                return g_log;
        }

        Outputter::Outputter() : _pOut(NULL), _pMutex(NULL) {}

        Outputter::Outputter( std::ofstream * pOut, const unsigned int enSettings, boost::mutex * pMutex, const time_t & tTime, const char * szFile, const unsigned int nLine, const char * szFunction, const boost::thread::id & idThread ) 
                : _pOut (pOut), _pMutex(pMutex)
        {
                _pMutex->lock();

                if (enSettings & Log_Time)
                        *_pOut 
                                << std::put_time(std::localtime(&tTime), "HMS");

                if ((enSettings & Log_File) != 0 && szFile != NULL)
                        *_pOut << " " << szFile;
                if ((enSettings & Log_Line) != 0 && nLine > 0)
                        *_pOut << " (" << nLine << ")";
                if ((enSettings & Log_Function) != 0 && szFunction != NULL)
                        *_pOut << " " << szFunction;
                if ((enSettings & Log_Thread))
                        *_pOut << " - [thread:" << idThread << "]";

                *_pOut << ": \t";
        }

        Outputter::~Outputter()
        {
                if (_pOut != NULL && _pMutex != NULL)
                {
                        *_pOut << std::endl;
                        _pOut->flush();
                        _pMutex->unlock();
                }
        }

}