文件管理 - Ring3创建目录

 //多字符集

 #include "stdafx.h"
 #include <Windows.h>
 #include <iostream>

 using namespace std;

 BOOL MakeSureDirectoryPathExists(char* DirectoryFullPath);

 int main()
 {
     char* DirectoryFullPath = "E:\\这个是我们自己创建的多层目录\\DemoSucess\\";//要在最后加上那个双斜杠，否则无法创建最后一层
     MakeSureDirectoryPathExists(DirectoryFullPath);
     return ;
 }

 BOOL MakeSureDirectoryPathExists(char* DirectoryFullPath)
 {
     char* Travel     = NULL;
     char* BufferData = NULL;
     DWORD DirectoryAttributes;

     BufferData = (char*)malloc(sizeof(char)*(strlen(DirectoryFullPath) + ));

     if (BufferData == NULL)
     {
         return FALSE;
     }

     strcpy(BufferData, DirectoryFullPath);

     Travel = BufferData;

     if (*(Travel + ) == ':')
     {
         Travel++;
         Travel++;
         if (*Travel && (*Travel == '\\'))
         {
             Travel++;
         }
     }
     while (*Travel)           //D:\Hello\\World\Shit\0
     {
         if (*Travel == '\\')
         {
             *Travel = '\0';
             DirectoryAttributes = GetFileAttributes(BufferData);   //查看是否是否目录  目录存在吗//这里注意单双字使用多字符集
             if (DirectoryAttributes == 0xffffffff)
             {
                 if (!CreateDirectory(BufferData, NULL))
                 {
                     if (GetLastError() != ERROR_ALREADY_EXISTS)
                     {
                         free(BufferData);
                         return FALSE;
                     }
                 }
             }
             else
             {
                 if ((DirectoryAttributes & FILE_ATTRIBUTE_DIRECTORY) != FILE_ATTRIBUTE_DIRECTORY)
                 {
                     free(BufferData);
                     BufferData = NULL;
                     return FALSE;
                 }
             }

             *Travel = '\\';
         }

         Travel = CharNext(Travel);
     }

     cout << "创建多层目录成功！" << endl;
     return TRUE;
 }