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C++ 输出日志

//增加日志
void CUniversalCabinetStateDlg::WriteOperateTxt(CString strLog)
{
    //m_csWriteLog.Lock();
    CTime time = CTime::GetCurrentTime(); 
    CString strLogPath = "D:\\TmkMvSys64_LD\\Log\\UCContnrolerLog";
    CString strLogPathTxt = "";
    //判断目录是否存在,不存在则创建
    if (!DirectoryExist(strLogPath))
    {
        //目录不存在,则创建 目录
        CreateDirectoryFile(strLogPath);
    }
    strLogPathTxt.Format("%s\\%4d-%2d-%2d-%2d.log",strLogPath,time.GetYear(),time.GetMonth(),time.GetDay(),time.GetHour());
 
    CString strtime = "";
    strtime.Format(_T("%4d-%2d-%2d-%2d:%2d:%2d\t"),time.GetYear(),time.GetMonth(),time.GetDay(),time.GetHour(),time.GetMinute(),time.GetSecond());
    strLog = strtime + strLog;
#if 1
    FILE* wFileTxt = fopen(strLogPathTxt, "at+");
    if(NULL != wFileTxt)
    {
        fprintf(wFileTxt,"%s\n",strLog);
        fclose(wFileTxt);
    }
#else
    CFile wFileTxt(strLogPathTxt,CFile::modeCreate | CFile::modeWrite  | CFile::shareDenyWrite);
 
        wFileTxt.Write(strLog.GetBuffer(strLog.GetLength()),strLog.GetLength());
        //fprintf(wFileTxt,"%s\n",strLog);
        wFileTxt.Close();
        //fclose(wFileTxt);
     
#endif
    //m_csWriteLog.Unlock();
}