void StopLogger()
{
CAutoLock logLock(&m_logLock);
if (m_hLogger)
{
//Make sure the thread runs soon so it can finish processing
SetThreadPriority(m_hLogger, THREAD_PRIORITY_NORMAL);
m_bLoggerRunning = FALSE;
m_EndLoggingEvent.Set();
WaitForSingleObject(m_hLogger, INFINITE);
m_EndLoggingEvent.Reset();
CloseHandle(m_hLogger);
m_hLogger = NULL;
logFileParsed = -1;
logFileDate = -1;
instanceID = 0;
}
}
UINT CALLBACK LogThread(void* param)
{
TCHAR fileName[MAX_PATH];
LogPath(fileName, _T("log"));
while ( m_bLoggerRunning || (m_logQueue.size() > 0) )
{
if ( m_logQueue.size() > 0 )
{
SYSTEMTIME systemTime;
GetLocalTime(&systemTime);
WIN32_FILE_ATTRIBUTE_DATA fileInformation;
GetFileAttributesEx(fileName, GetFileExInfoStandard, &fileInformation);
if(logFileParsed != systemTime.wDay || fileInformation.nFileSizeLow > 10485760)
{
LogRotate();
logFileParsed=systemTime.wDay;
LogPath(fileName, _T("log"));
}
CAutoLock lock(&m_logFileLock);
FILE* fp = _tfopen(fileName, _T("a+"));
if (fp!=NULL)
{
SYSTEMTIME systemTime;
GetLocalTime(&systemTime);
wstring line = GetLogLine();
while (!line.empty())
{
fwprintf_s(fp, L"%s", line.c_str());
line = GetLogLine();
}
fclose(fp);
}
else //discard data
{
wstring line = GetLogLine();
while (!line.empty())
{
line = GetLogLine();
}
}
}
if (m_bLoggerRunning)
{
m_EndLoggingEvent.Wait(1000); //Sleep for 1000ms, unless thread is ending
}
else
{
Sleep(1);
}
}
_endthreadex(0);
return 0;
}
void Log(const char *fmt, ...)
{
static CCritSec lock;
va_list ap;
va_start(ap, fmt);
CAutoLock logLock(&lock);
if (!m_hLogger)
{
m_bLoggerRunning = true;
StartLogger();
}
char buffer[1000];
int ret;
va_start(ap, fmt);
ret = vsprintf(buffer, fmt, ap);
va_end(ap);
if (ret < 0)
return;
SYSTEMTIME systemTime;
GetLocalTime(&systemTime);
char msg[500];
sprintf_s(msg, 500,"%02.2d-%02.2d-%04.4d %02.2d:%02.2d:%02.2d.%03.3d [%5x] %s\n",
systemTime.wDay, systemTime.wMonth, systemTime.wYear,
systemTime.wHour, systemTime.wMinute, systemTime.wSecond,
systemTime.wMilliseconds,
GetCurrentThreadId(),
buffer);
CAutoLock l(&m_qLock);
m_logQueue.push((string)msg);
m_eLog.Set();
}
