C++递归删除一个目录实例

void Recurse(LPCTSTR pstr) 
{ 
   CFileFind finder; 
 
   // build a string with wildcards 
   CString strWildcard(pstr); 
   strWildcard += _T("\\*.*"); 
 
   // start working for files 
   BOOL bWorking = finder.FindFile(strWildcard); 
 
   while (bWorking) 
   { 
      bWorking = finder.FindNextFile(); 
 
      // skip . and .. files; otherwise, we'd 
      // recur infinitely! 
 
      if (finder.IsDots()) 
         continue; 
 
      // if it's a directory, recursively search it 
 
      if (finder.IsDirectory()) 
      { 
         CString str = finder.GetFilePath(); 
         TRACE(_T("%s\n"), (LPCTSTR)str); 
         Recurse(str); 
      } 
   } 
 
   finder.Close(); 
}

//循环删除一个目录 
void RecursiveDelete(CString strDir) 
{ 
    CFileFind ff; 
    CString strPath; 
    strPath = strDir; 
    if (strPath.Right(1) != '\\') 
    { 
        strPath += '\\'; 
    } 
    strPath += "*.*"; 
 
    BOOL bWorking = ff.FindFile(strPath); 
    while (bWorking) 
    { 
        bWorking = ff.FindNextFile(); 
 
        // skip . and .. files; otherwise, we'd 
        // recur infinitely! 
        if (ff.IsDots()) 
            continue; 
 
        // if it's a directory, recursively search it 
 
        if (ff.IsDirectory()) 
        { 
            //递归目录 
            CString str = ff.GetFilePath(); 
            TRACE(_T("%s\n"), (LPCTSTR)str); 
            RecursiveDelete(str); 
            //删除目录 
            ::SetFileAttributesA(str, FILE_ATTRIBUTE_NORMAL); 
            ::RemoveDirectory(str); 
        } 
        else 
        { 
            //删除文件 
            CString str = ff.GetFilePath(); 
            TRACE(_T("%s\n"), (LPCTSTR)str); 
            ::SetFileAttributes(str, FILE_ATTRIBUTE_NORMAL); 
            ::DeleteFile(str); 
        } 
    } 
 
    ff.Close(); 
 
} 
int main(int argc, char *argv[]) 
{ 
    RecursiveDelete("C:\\20_128\\"); 
    return 0; 
}