| /** |
| * Copyright 2011-2015 Quickstep Technologies LLC. |
| * Copyright 2015 Pivotal Software, Inc. |
| * |
| * 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 "utility/Glob.hpp" |
| |
| #include "utility/UtilityConfig.h" |
| |
| #if defined(QUICKSTEP_HAVE_GLOB) |
| #include <glob.h> |
| #elif defined(QUICKSTEP_HAVE_WINDOWS) |
| #define WIN32_LEAN_AND_MEAN |
| #include <windows.h> |
| #endif |
| |
| #include <cstddef> |
| #include <functional> |
| #include <string> |
| #include <vector> |
| |
| #include "glog/logging.h" |
| |
| namespace quickstep { |
| namespace utility { |
| namespace file { |
| |
| std::size_t GlobForEach(const std::string &pattern, |
| std::function<void(const char *)> functor) { |
| #if defined(QUICKSTEP_HAVE_GLOB) |
| glob_t glob_result; |
| |
| int ret = glob(pattern.c_str(), 0, nullptr, &glob_result); |
| LOG_IF(ERROR, ret != 0) << "glob() returned non-zero"; |
| std::size_t num_matches = glob_result.gl_pathc; |
| |
| for (std::size_t i = 0; i < glob_result.gl_pathc; ++i) { |
| functor(glob_result.gl_pathv[i]); |
| } |
| |
| globfree(&glob_result); |
| return num_matches; |
| |
| #elif defined(QUICKSTEP_HAVE_WINDOWS) |
| std::size_t num_matches = 0; |
| WIN32_FIND_DATA find_data; |
| HANDLE find_handle = INVALID_HANDLE_VALUE; |
| DWORD error_code = 0; |
| |
| find_handle = FindFirstFile(pattern.c_str(), &find_data); |
| if (find_handle == INVALID_HANDLE_VALUE) { |
| error_code = GetLastError(); |
| if (error_code != ERROR_FILE_NOT_FOUND) { |
| LOG(ERROR) << "Failed to retrieve blockfiles with error_code: " << error_code; |
| } |
| return 0; |
| } |
| |
| do { |
| functor(find_data.cFileName); |
| ++num_matches; |
| } while (FindNextFile(find_handle, &find_data) != 0); |
| |
| error_code = GetLastError(); |
| if (error_code != ERROR_NO_MORE_FILES) { |
| LOG(ERROR) << "Failed to FindNextFile with error_code: " << error_code; |
| } |
| |
| if (FindClose(find_handle) == 0) { |
| LOG(ERROR) << "Failed to close the file with error_code: " << GetLastError(); |
| } |
| |
| return num_matches; |
| |
| #else |
| #error "No implementation for Glob in this platform." |
| #endif |
| } |
| |
| std::vector<std::string> GlobExpand(const std::string &pattern) { |
| std::vector<std::string> matches; |
| GlobForEach(pattern, [&matches](const char *path) { |
| matches.emplace_back(path); |
| }); |
| return matches; |
| } |
| |
| } // namespace file |
| } // namespace utility |
| } // namespace quickstep |