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/**
* Copyright © 2016 IBM Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <cerrno>
#include <cstring>
#include <iostream>
#include "directory.hpp"
Directory::Directory(const std::string& path) : entry(nullptr)
{
dirp = opendir(path.c_str());
if (NULL == dirp)
{
auto e = errno;
std::cerr << "Error opening directory " << path.c_str()
<< " : " << strerror(e) << std::endl;
}
}
Directory::~Directory()
{
if (dirp)
{
closedir(dirp);
}
}
bool Directory::next(std::string& name)
{
if (!dirp) return false;
dirent entry;
dirent* result;
auto rc = readdir_r(dirp, &entry, &result);
if ((rc) || (NULL == result)) return false;
name = entry.d_name;
return true;
}
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