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pass instance of std::ostream for logging from API

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orignal 2014-12-08 16:27:10 -05:00
parent b7d1b74ffa
commit bb05bcf39f
4 changed files with 39 additions and 18 deletions
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21
Log.h
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@ -32,11 +32,12 @@ class Log: public i2p::util::MsgQueue<LogMsg>
{
public:
Log (): m_LogFile (nullptr) { SetOnEmpty (std::bind (&Log::Flush, this)); };
~Log () { delete m_LogFile; };
Log (): m_LogStream (nullptr) { SetOnEmpty (std::bind (&Log::Flush, this)); };
~Log () { delete m_LogStream; };
void SetLogFile (const std::string& fullFilePath);
std::ofstream * GetLogFile () const { return m_LogFile; };
void SetLogStream (std::ostream * logStream);
std::ostream * GetLogStream () const { return m_LogStream; };
private:
@ -44,7 +45,7 @@ class Log: public i2p::util::MsgQueue<LogMsg>
private:
std::ofstream * m_LogFile;
std::ostream * m_LogStream;
};
extern Log * g_Log;
@ -59,6 +60,16 @@ inline void StartLog (const std::string& fullFilePath)
}
}
inline void StartLog (std::ostream * s)
{
if (!g_Log)
{
g_Log = new Log ();
if (s)
g_Log->SetLogStream (s);
}
}
inline void StopLog ()
{
if (g_Log)
@ -84,7 +95,7 @@ void LogPrint (std::stringstream& s, TValue arg, TArgs... args)
template<typename... TArgs>
void LogPrint (LogLevel level, TArgs... args)
{
LogMsg * msg = (g_Log && g_Log->GetLogFile ()) ? new LogMsg (*g_Log->GetLogFile (), level) :
LogMsg * msg = (g_Log && g_Log->GetLogStream ()) ? new LogMsg (*g_Log->GetLogStream (), level) :
new LogMsg (std::cout, level);
LogPrint (msg->s, args...);
msg->s << std::endl;