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// 
// DirectoryIterator_UNIX.cpp 
// 
// Library: Foundation 
// Package: Filesystem 
// Module:  DirectoryIterator 
// 
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH. 
// and Contributors. 
// 
// SPDX-License-Identifier:	BSL-1.0 
// 
 
 
#include "Poco/DirectoryIterator_UNIX.h" 
#if defined(POCO_VXWORKS) 
#include "Poco/File_VX.h" 
#else 
#include "Poco/File_UNIX.h" 
#endif 
#include "Poco/Path.h" 
 
 
namespace Poco { 
 
 
DirectoryIteratorImpl::DirectoryIteratorImpl(const std::string& path): _pDir(0), _rc(1) 
{ 
	Path p(path); 
	p.makeFile(); 
 
#if defined(POCO_VXWORKS) 
	_pDir = opendir(const_cast<char*>(p.toString().c_str())); 
#else 
	_pDir = opendir(p.toString().c_str()); 
#endif 
	if (!_pDir) File::handleLastError(path); 
 
	next(); 
} 
 
 
DirectoryIteratorImpl::~DirectoryIteratorImpl() 
{ 
	if (_pDir) closedir(_pDir); 
} 
 
 
const std::string& DirectoryIteratorImpl::next() 
{ 
	do 
	{ 
		struct dirent* pEntry = readdir(_pDir); 
		if (pEntry) 
			_current = pEntry->d_name; 
		else 
			_current.clear(); 
	} 
	while (_current == "." || _current == ".."); 
	return _current; 
} 
 
 
} // namespace Poco