对目录内所有文件（包括子文件夹文件）读取处理

#include <windows.h>

#include <iostream>
#include <cstdio>
#include <cstring>
#include <stack>
using namespace std;

void pathcmp(char *path,char *wfd,char *filePath)
{
	int l1 = strlen(path);
	int l2 = strlen(wfd);
	int pos = 0;
	for (int i = 0 ; i < l1 ; i++)
		filePath[pos++] = path[i];
	filePath[pos++] = '\\';
	for (int i = 0 ; i < l2 ; i++)
		filePath[pos++] = wfd[i];
	filePath[pos] = '\0';
}

void getSolveName(char *path,char *wfd,int Case,char *solveName)
{
	int l1 = strlen(path);
	int l2 = strlen(wfd)-4;
	int pos = 0;
	for (int i = 0 ; i < l1 ; i++)
		solveName[pos++] = path[i];
	solveName[pos++] = '\\';
	for (int i = 0 ; i < l2 ; i++)
		solveName[pos++] = wfd[i];
	solveName[pos++] = '_';
	stack<int> s;
	while (Case)
	{
		s.push(Case%10);
		Case /= 10;
	}
	while (!s.empty())
	{
		solveName[pos++] = s.top() + '0';
		s.pop();
	}
	solveName[pos++] = '.';
	solveName[pos++] = 't';
	solveName[pos++] = 'x';
	solveName[pos++] = 't';
	solveName[pos] = '\0';
}

bool Search(char *Path)
{
	HANDLE hFind;
	WIN32_FIND_DATA wfd;
	ZeroMemory(&wfd,sizeof(WIN32_FIND_DATA));
	char PathTemp[512];
	memset(PathTemp,0,sizeof(PathTemp));
	sprintf(PathTemp,"%s\\*.*",Path);
	hFind=FindFirstFile(PathTemp,&wfd);
	if(INVALID_HANDLE_VALUE==hFind)//如果没有找到或者查找失败
	{
//		MessageBox(NULL,"INVALID_HANDLE_VALUE","FindFirstFile",MB_OK);
		return false;
	}
	do
	{
		if('.'==wfd.cFileName[0])//如果是当前目录或者是上级目录，就直接进入下一次循环
		{
			continue;
		}
		if(wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)//如果该文件是文件夹
		{
			sprintf(PathTemp,"%s\\%s",Path,wfd.cFileName);
//			MessageBox(NULL,PathTemp,"Directory",MB_OK);
//			Search(PathTemp,File);		//进入该文件夹继续搜索(递归)
			Search(PathTemp);		//进入该文件夹继续搜索(递归)
		}
		else
		{
//			MessageBox(NULL,"Found",wfd.cFileName,MB_OK);		//找到文件
			//找到文件后对文件进行处理
			char filePath[100];		//文件地址以及文件名 
			pathcmp(Path,wfd.cFileName,filePath);
//			printf ("%s\n",wfd.cFileName);
			FILE *fp_que = fopen(filePath,"r");
			int Case = 1;
			
			int a,b;
			while (~fscanf (fp_que,"%d %d",&a,&b) && fp_que != NULL)
			{
				char solveName[100];
				getSolveName(Path,wfd.cFileName,Case++,solveName);
				FILE *fp_solution = fopen(solveName,"w");
				fprintf (fp_solution,"%d\n",a+b);
				fclose(fp_solution);		//关闭输出文件 
			}
			fclose(fp_que);		//关闭输入文件 
		}
	}while(FindNextFile(hFind,&wfd));//文件查找的条件
	FindClose(hFind);//关闭FIND句柄
	return true;
}

int main()
{
	Search("D:\\a+b");
	return 0;
}