变长参数的函数写法

//***************************************************************************************** // Template No. SWF0012 Template Version No. 04.04.00 // //***************************************************************************************** // FUNCTION NAME : PrintLog() // //-------------------------------------------------- PURPOSE ----------------------------------------- // // Print a text in log file //---------------------------------------- $$ REQUIREMENTS $$ ---------------------------------------- // // Format: $${TAG} R[#][Prod. ID]:Specification Path // // $$: ISGcq00622453 // TAG: [APP_GEN] // R #: R[29] // Prod.ID: // Spec. Path: /vob/ // // // //-------------------- PSEUDO CODE / DETAILED FUNCTION DESCRIPTION ------------------- // // Creates a log file with the phone info // //------------------------------------------------ REVISIONS ------------------------------------------ // Date Name Tracking # Description // --------- ------------------- ------------- ------------------------------ // 26ARP2011 Feng Liu ISGcq00622453 Initial Creation //***************************************************************************************************** // //----------------------------------------- FUNCTION DEFINITION --------------------------------------- void FeatureDisableDlg::PrintLog(CString& message) { if(APPLICATION_VERSION[0] != 'R') { try { //verify if it is already opened if (m_logFile.m_hFile == CFile::hFileNull) { if(m_logFile.Open(LOG_FILE_NAME, CFile::modeCreate | CFile::modeNoTruncate | CFile::modeWrite)) { m_logFile.SeekToEnd(); CString log; log.Format("=====================================================/n",log); time_t rawtime; time ( &rawtime ); char timeStr[0x100]; if(!ctime_s(timeStr, 0x100, &rawtime)) { log.Format("Execution date: %s", timeStr); } else { log.Format("Execution date: %s", "Can not read the time."); } m_logFile.Write(log, log.GetLength()); } } m_logFile.Write(message, message.GetLength()); } catch (...) { } } }void FeatureDisableDlg::PrintLog(const char* message, ...) { // if(APPLICATION_VERSION[0] != 'R') if(1) { va_list list; va_start(list, message); char szBuffer[MAX_OUTPUT_TEXT_SIZE]; _vsnprintf_s(szBuffer, sizeof(szBuffer), message, list); CString log(szBuffer); PrintLog(log); va_end(list); } }