´´½¨ÖîÈç "c:\a\b\c\d\yeah.log"Öеĸ÷¼¶Îļþ¼Ð

×î½üά»¤Logger¹²Ïí¿âµÄʱºòÐÂÔöÁ˸üÈËÐÔ»¯µÄ×Ô¶¯´´½¨¸÷¼¶Ä¿Â¼µÄ¹¦ÄÜ£¬ÏÂÃæÊÇÎÒʵÏÖ´´½¨ÖîÈç "c:\a\b\c\d\yeah.log"Öеĸ÷¼¶Îļþ¼ÐµÄ¹ý³Ì£¬Çë´ó¼ÒÖ¸½Ì£¡
BOOL CreateDirectoryInPathW(const wchar_t *sLogPath)
{
 static BOOL bRet = 0;
 CString csFullDir(_T(""));//ԭʼȫ·¾¶
 int nLen = 0;//ԭʼȫ·¾¶³¤¶È
 int nIdx = 0;//µ±Ç°“\\”µÄλÖÃ
 int nLeft = 0;
 CString csLastDir(_T(""));
 if (wcslen(sLogPath) > MAX_PATH)
 {
  OutputDebugString(_T("Failed to create directory.This limit is related to how the CreateDirectory function parses paths\r\n"));
  return 0;
 }
 csFullDir.Format(_T("%s"), sLogPath);
 nLen = csFullDir.GetLength();
 if (-1 == csFullDir.Find(_T('\\'), 0))
 {//²»Óô´½¨Îļþ¼Ð
  return 1;
 }else if (2 == nIdx)
 {//¸ùĿ¼ºöÂÔ
  nLeft = nIdx+1;
 }
 while (1)
 {
  nIdx = csFullDir.Find(_T('\\'), nLeft);
  if (-1 == nIdx)
  {
   break;
  }
  nIdx = csFullDir.Right(nLen-nLeft).Find(_T('\\'), 0);
  nLeft += nIdx+1;
  csLastDir = csFullDir.Left(nLeft);
  bRet = CreateDirectory(csLastDir, NULL);
 }
 return bRet;
}