应用程序LOG打印宏

#include <tchar.h>
#include <stdio.h>
#include <Windows.h>

/**
  \brief 作者
 */
#define APPLOG_AUTHOR       _T("[author] ")

/**
  \brief 附加信息
 */
#define APPLOG_APPEND       _T("Communication ")

/**
  \brief 缓存长度
 */
#define APPLOG_BUFFER_SIZE  (256)

/**
  \brief 应用程序LOG
 */
#if 1
#define APP_LOG( swzFormat, ... )\
    {\
    wchar_t swzBuffer[APPLOG_BUFFER_SIZE];\
    int idx = 0; \
    swprintf_s( swzBuffer+idx, APPLOG_BUFFER_SIZE, _T("%s "), APPLOG_AUTHOR );\
    idx += _tcslen(APPLOG_AUTHOR);\
    swprintf_s( swzBuffer+idx, APPLOG_BUFFER_SIZE-idx, _T("%s "), APPLOG_APPEND );\
    idx += _tcslen(APPLOG_APPEND);\
    swprintf_s( swzBuffer+idx, APPLOG_BUFFER_SIZE - idx, swzFormat, __VA_ARGS__ );\
    OutputDebugString(swzBuffer);\
    }
#else
#define APP_LOG(swzFormat, ... ) 
#endif

/**
  \brief 应用程序DEBUG信息
 */
#ifdef _DEBUG
#define APP_DBG_LOG(swzFormat, ... )\
    {\
    wchar_t swzBuffer[APPLOG_BUFFER_SIZE];\
    int idx = 0;\
    swprintf_s( swzBuffer+idx, APPLOG_BUFFER_SIZE, _T("%s "), APPLOG_AUTHOR );\
    idx += _tcslen(APPLOG_AUTHOR);\
    swprintf_s( swzBuffer+idx, APPLOG_BUFFER_SIZE-idx, _T("%s "), APPLOG_APPEND );\
    idx += _tcslen(APPLOG_APPEND);\
    swprintf_s( swzBuffer+idx, APPLOG_BUFFER_SIZE - idx, swzFormat, __VA_ARGS__ );\
    OutputDebugString(swzBuffer);\
    }
#else
#define APP_DBG_LOG(swzFormat, ... ) 
#endif