DataMarkTool/ScanNSortDirectory.cpp at master · fengqiliang93/DataMarkTool · GitHub

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#include"pch.h"
#include "ScanNSortDirectory.h"
#if defined( WIN32 ) || defined(WIN64)
using namespace std;
#include <windows.h>

int str_compare(const void *arg1, const void *arg2)
{
	return strcmp((*(std::string*)arg1).c_str(), (*(std::string*)arg2).c_str());
}

file_lists ScanNSortDirectory(const std::wstring &path, const std::wstring &extension)
{
	WIN32_FIND_DATA wfd;
	HANDLE hHandle;
	wstring searchPath, searchFile;
	file_lists vFilenames;
	int nbFiles = 0;

	searchPath = path + L"\\*" + extension;
	hHandle = FindFirstFile(searchPath.c_str(), &wfd);
	if (INVALID_HANDLE_VALUE == hHandle)
	{
		//fprintf(stderr, "ERROR(%s, %d): Cannot find (*.%s)files in directory %s\n",
		//	__FILE__, __LINE__, extension.c_str(), path.c_str());
		//exit(0);
		return vFilenames;
	}
	do
	{
		//. or ..
		if (wfd.cFileName[0] == '.')
		{
			continue;
		}
		// if exists sub-directory
		if (wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
		{
			continue;
		}
		else//if file
		{
			searchFile = path + L"\\" + wfd.cFileName;
			vFilenames.push_back(searchFile);
			nbFiles++;
		}
	} while (FindNextFile(hHandle, &wfd));

	//while (FindNextFile(hHandle, &wfd))
	//{
		//. or ..
	//	if (wfd.cFileName[0] == '.')
	//	{
	//		continue;
	//	}
		// if exists sub-directory
	//	if (wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
	//	{
	//		continue;
	//	}
	//	else//if file
	//	{
			/*searchFile = path + L"\\" + wfd.cFileName;
	//		vFilenames.push_back(searchFile);*/

	//		vFilenames.push_back(wfd.cFileName);
	//		nbFiles++;
	//	}
	//}

	FindClose(hHandle);

	// sort the filenames
	if (INVALID_HANDLE_VALUE == hHandle)
	{
		return vFilenames;
	}
	qsort((void *)&(vFilenames[0]), (size_t)nbFiles, sizeof(string), str_compare);

	return vFilenames;
}
#endif