30 #ifndef _GLIBCXX_FS_DIR_H 31 #define _GLIBCXX_FS_DIR_H 1 33 #if __cplusplus >= 201703L 37 # include <bits/shared_ptr.h> 39 namespace std _GLIBCXX_VISIBILITY(default)
41 _GLIBCXX_BEGIN_NAMESPACE_VERSION
54 file_status() noexcept : file_status(file_type::none) {}
57 file_status(file_type __ft,
perms __prms = perms::unknown) noexcept
58 : _M_type(__ft), _M_perms(__prms) { }
60 file_status(
const file_status&) noexcept =
default;
61 file_status(file_status&&) noexcept = default;
62 ~file_status() = default;
64 file_status& operator=(const file_status&) noexcept = default;
65 file_status& operator=(file_status&&) noexcept = default;
68 file_type type() const noexcept {
return _M_type; }
69 perms permissions() const noexcept {
return _M_perms; }
72 void type(file_type __ft) noexcept { _M_type = __ft; }
73 void permissions(
perms __prms) noexcept { _M_perms = __prms; }
80 _GLIBCXX_BEGIN_NAMESPACE_CXX11
83 class directory_iterator;
84 class recursive_directory_iterator;
90 directory_entry() noexcept = default;
91 directory_entry(const directory_entry&) = default;
92 directory_entry(directory_entry&&) noexcept = default;
95 directory_entry(const filesystem::path& __p)
99 directory_entry(
const filesystem::path& __p, error_code& __ec)
107 ~directory_entry() =
default;
110 directory_entry& operator=(
const directory_entry&) =
default;
111 directory_entry& operator=(directory_entry&&) noexcept = default;
114 assign(const filesystem::path& __p)
121 assign(
const filesystem::path& __p, error_code& __ec)
128 replace_filename(
const filesystem::path& __p)
130 _M_path.replace_filename(__p);
135 replace_filename(
const filesystem::path& __p, error_code& __ec)
137 _M_path.replace_filename(__p);
141 void refresh() { _M_type = symlink_status().type(); }
142 void refresh(error_code& __ec) { _M_type = symlink_status(__ec).type(); }
145 const filesystem::path& path() const noexcept {
return _M_path; }
146 operator const filesystem::path& ()
const noexcept {
return _M_path; }
150 {
return filesystem::exists(file_status{_M_file_type()}); }
153 exists(error_code& __ec)
const noexcept
154 {
return filesystem::exists(file_status{_M_file_type(__ec)}); }
157 is_block_file()
const 158 {
return _M_file_type() == file_type::block; }
161 is_block_file(error_code& __ec)
const noexcept
162 {
return _M_file_type(__ec) == file_type::block; }
165 is_character_file()
const 166 {
return _M_file_type() == file_type::character; }
169 is_character_file(error_code& __ec)
const noexcept
170 {
return _M_file_type(__ec) == file_type::character; }
174 {
return _M_file_type() == file_type::directory; }
177 is_directory(error_code& __ec)
const noexcept
178 {
return _M_file_type(__ec) == file_type::directory; }
182 {
return _M_file_type() == file_type::fifo; }
185 is_fifo(error_code& __ec)
const noexcept
186 {
return _M_file_type(__ec) == file_type::fifo; }
190 {
return filesystem::is_other(file_status{_M_file_type()}); }
193 is_other(error_code& __ec)
const noexcept
194 {
return filesystem::is_other(file_status{_M_file_type(__ec)}); }
197 is_regular_file()
const 198 {
return _M_file_type() == file_type::regular; }
201 is_regular_file(error_code& __ec)
const noexcept
202 {
return _M_file_type(__ec) == file_type::regular; }
206 {
return _M_file_type() == file_type::socket; }
209 is_socket(error_code& __ec)
const noexcept
210 {
return _M_file_type(__ec) == file_type::socket; }
215 if (_M_type != file_type::none)
216 return _M_type == file_type::symlink;
217 return symlink_status().type() == file_type::symlink;
221 is_symlink(error_code& __ec)
const noexcept
223 if (_M_type != file_type::none)
224 return _M_type == file_type::symlink;
225 return symlink_status(__ec).type() == file_type::symlink;
230 {
return filesystem::file_size(_M_path); }
233 file_size(error_code& __ec)
const noexcept
234 {
return filesystem::file_size(_M_path, __ec); }
237 hard_link_count()
const 238 {
return filesystem::hard_link_count(_M_path); }
241 hard_link_count(error_code& __ec)
const noexcept
242 {
return filesystem::hard_link_count(_M_path, __ec); }
245 last_write_time()
const 246 {
return filesystem::last_write_time(_M_path); }
250 last_write_time(error_code& __ec)
const noexcept
251 {
return filesystem::last_write_time(_M_path, __ec); }
255 {
return filesystem::status(_M_path); }
258 status(error_code& __ec)
const noexcept
259 {
return filesystem::status(_M_path, __ec); }
262 symlink_status()
const 263 {
return filesystem::symlink_status(_M_path); }
266 symlink_status(error_code& __ec)
const noexcept
267 {
return filesystem::symlink_status(_M_path, __ec); }
270 operator< (
const directory_entry& __rhs)
const noexcept
271 {
return _M_path < __rhs._M_path; }
274 operator==(
const directory_entry& __rhs)
const noexcept
275 {
return _M_path == __rhs._M_path; }
278 operator!=(
const directory_entry& __rhs)
const noexcept
279 {
return _M_path != __rhs._M_path; }
282 operator<=(
const directory_entry& __rhs)
const noexcept
283 {
return _M_path <= __rhs._M_path; }
286 operator> (
const directory_entry& __rhs)
const noexcept
287 {
return _M_path > __rhs._M_path; }
290 operator>=(
const directory_entry& __rhs)
const noexcept
291 {
return _M_path >= __rhs._M_path; }
295 friend class directory_iterator;
296 friend class recursive_directory_iterator;
298 directory_entry(
const filesystem::path& __p, file_type __t)
299 : _M_path(__p), _M_type(__t)
306 if (_M_type != file_type::none && _M_type != file_type::symlink)
308 return status().type();
313 _M_file_type(error_code& __ec)
const noexcept
315 if (_M_type != file_type::none && _M_type != file_type::symlink)
317 return status(__ec).type();
320 filesystem::path _M_path;
321 file_type _M_type = file_type::none;
324 struct __directory_iterator_proxy
326 const directory_entry&
operator*() const& noexcept {
return _M_entry; }
328 directory_entry
operator*() && noexcept {
return std::move(_M_entry); }
331 friend class directory_iterator;
332 friend class recursive_directory_iterator;
335 __directory_iterator_proxy(
const directory_entry& __e) : _M_entry(__e) { }
337 directory_entry _M_entry;
340 class directory_iterator
343 typedef directory_entry value_type;
344 typedef ptrdiff_t difference_type;
345 typedef const directory_entry* pointer;
346 typedef const directory_entry& reference;
347 typedef input_iterator_tag iterator_category;
349 directory_iterator() =
default;
352 directory_iterator(
const path& __p)
353 : directory_iterator(__p, directory_options::none, nullptr) { }
355 directory_iterator(
const path& __p, directory_options __options)
356 : directory_iterator(__p, __options, nullptr) { }
358 directory_iterator(
const path& __p, error_code& __ec)
359 : directory_iterator(__p, directory_options::none, __ec) { }
361 directory_iterator(
const path& __p, directory_options __options,
363 : directory_iterator(__p, __options, &__ec) { }
365 directory_iterator(
const directory_iterator& __rhs) =
default;
367 directory_iterator(directory_iterator&& __rhs) noexcept =
default;
369 ~directory_iterator() =
default;
372 operator=(
const directory_iterator& __rhs) =
default;
375 operator=(directory_iterator&& __rhs) noexcept =
default;
377 const directory_entry&
operator*()
const;
378 const directory_entry* operator->()
const {
return &**
this; }
379 directory_iterator& operator++();
380 directory_iterator& increment(error_code& __ec);
382 __directory_iterator_proxy operator++(
int)
384 __directory_iterator_proxy __pr{**
this};
390 directory_iterator(
const path&, directory_options, error_code*);
393 operator==(
const directory_iterator& __lhs,
394 const directory_iterator& __rhs);
396 friend class recursive_directory_iterator;
401 inline directory_iterator
402 begin(directory_iterator __iter) noexcept
405 inline directory_iterator
406 end(directory_iterator) noexcept
407 {
return directory_iterator(); }
410 operator==(
const directory_iterator& __lhs,
const directory_iterator& __rhs)
412 return !__rhs._M_dir.owner_before(__lhs._M_dir)
413 && !__lhs._M_dir.owner_before(__rhs._M_dir);
417 operator!=(
const directory_iterator& __lhs,
const directory_iterator& __rhs)
418 {
return !(__lhs == __rhs); }
420 class recursive_directory_iterator
423 typedef directory_entry value_type;
424 typedef ptrdiff_t difference_type;
425 typedef const directory_entry* pointer;
426 typedef const directory_entry& reference;
427 typedef input_iterator_tag iterator_category;
429 recursive_directory_iterator() =
default;
432 recursive_directory_iterator(
const path& __p)
433 : recursive_directory_iterator(__p, directory_options::none, nullptr) { }
435 recursive_directory_iterator(
const path& __p, directory_options __options)
436 : recursive_directory_iterator(__p, __options, nullptr) { }
438 recursive_directory_iterator(
const path& __p, directory_options __options,
440 : recursive_directory_iterator(__p, __options, &__ec) { }
442 recursive_directory_iterator(
const path& __p, error_code& __ec)
443 : recursive_directory_iterator(__p, directory_options::none, &__ec) { }
445 recursive_directory_iterator(
446 const recursive_directory_iterator&) =
default;
448 recursive_directory_iterator(recursive_directory_iterator&&) =
default;
450 ~recursive_directory_iterator();
453 directory_options options()
const {
return _M_options; }
455 bool recursion_pending()
const {
return _M_pending; }
457 const directory_entry&
operator*()
const;
458 const directory_entry* operator->()
const {
return &**
this; }
461 recursive_directory_iterator&
462 operator=(
const recursive_directory_iterator& __rhs) noexcept;
463 recursive_directory_iterator&
464 operator=(recursive_directory_iterator&& __rhs) noexcept;
466 recursive_directory_iterator& operator++();
467 recursive_directory_iterator& increment(error_code& __ec);
469 __directory_iterator_proxy operator++(
int)
471 __directory_iterator_proxy __pr{**
this};
477 void pop(error_code&);
479 void disable_recursion_pending() { _M_pending =
false; }
482 recursive_directory_iterator(
const path&, directory_options, error_code*);
485 operator==(
const recursive_directory_iterator& __lhs,
486 const recursive_directory_iterator& __rhs);
490 directory_options _M_options = {};
491 bool _M_pending =
false;
494 inline recursive_directory_iterator
495 begin(recursive_directory_iterator __iter) noexcept
498 inline recursive_directory_iterator
499 end(recursive_directory_iterator) noexcept
500 {
return recursive_directory_iterator(); }
503 operator==(
const recursive_directory_iterator& __lhs,
504 const recursive_directory_iterator& __rhs)
506 return !__rhs._M_dirs.owner_before(__lhs._M_dirs)
507 && !__lhs._M_dirs.owner_before(__rhs._M_dirs);
511 operator!=(
const recursive_directory_iterator& __lhs,
512 const recursive_directory_iterator& __rhs)
513 {
return !(__lhs == __rhs); }
515 _GLIBCXX_END_NAMESPACE_CXX11
520 _GLIBCXX_END_NAMESPACE_VERSION
525 #endif // _GLIBCXX_FS_DIR_H
constexpr const _Tp * end(initializer_list< _Tp > __ils) noexcept
Return an iterator pointing to one past the last element of the initializer_list. ...
constexpr const _Tp * begin(initializer_list< _Tp > __ils) noexcept
Return an iterator pointing to the first element of the initializer_list.
ISO C++ entities toplevel namespace is std.
complex< _Tp > operator*(const complex< _Tp > &__x, const complex< _Tp > &__y)
Return new complex value x times y.