struct _finddata_t

 {

     unsigned attrib;     //文件属性

     time_t time_create;  //文件创建时间

     time_t time_access;  //文件上一次访问时间

     time_t time_write;   //文件上一次修改时间

     _fsize_t size;       //文件字节数

     char name[_MAX_FNAME]; //文件名

 }; 

 //按FileName命名规则匹配当前目录第一个文件

 _findfirst(_In_ const char * FileName, _Out_ struct _finddata64i32_t * _FindData);

  //按FileName命名规则匹配当前目录下一个文件

 _findnext(_In_ intptr_t _FindHandle, _Out_ struct _finddata64i32_t * _FindData);

  //关闭_findfirst返回的文件句柄

 _findclose(_In_ intptr_t _FindHandle);

 #include "io.h"

 void dfs_folder(std::string pathname, std::ofstream &fout)

 {

     _finddata_t file;

     std::string findpath = pathname + "\\*";

     long handle = _findfirst(findpath.c_str(), &file);

     if(handle == -1L)

     {

         std::cerr << "can not match the folder path" <<std::endl;

         std::cout << pathname << std::endl;

         system("PAUSE");

         exit(-);

     }

     do

     {

         if(file.attrib & _A_SUBDIR)

         {

             if( (strcmp(file.name, ".") != ) && (strcmp(file.name, "..") != ) )

             {

                 std::string newpath = pathname + "\\" + file.name;

                 dfs_folder(newpath, fout);

             }

         }

         else

         {

             //std::cout << pathname + "\\" + file.name << std::endl;

             fout << file.name << std::endl;

         }

     }while( _findnext(handle, &file) ==  );

     _findclose(handle);

 }