[fs.filesystem.syn]

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#include <compare> // see [compare.syn] namespace std::filesystem { // [fs.class.path], paths class path; // [fs.path.nonmember], path non-member functions void swap(path& lhs, path& rhs) noexcept; size_t hash_value(const path& p) noexcept; // [fs.class.filesystem.error], filesystem errors class filesystem_error; // [fs.class.directory.entry], directory entries class directory_entry; // [fs.class.directory.iterator], directory iterators class directory_iterator; // [fs.dir.itr.nonmembers], range access for directory iterators directory_iterator begin(directory_iterator iter) noexcept; directory_iterator end(directory_iterator) noexcept; // [fs.class.rec.dir.itr], recursive directory iterators class recursive_directory_iterator; // [fs.rec.dir.itr.nonmembers], range access for recursive directory iterators recursive_directory_iterator begin(recursive_directory_iterator iter) noexcept; recursive_directory_iterator end(recursive_directory_iterator) noexcept; // [fs.class.file.status], file status class file_status; struct space_info { uintmax_t capacity; uintmax_t free; uintmax_t available; friend bool operator==(const space_info&, const space_info&) = default; }; // [fs.enum], enumerations enum class file_type; enum class perms; enum class perm_options; enum class copy_options; enum class directory_options; using file_time_type = chrono::time_point<chrono::file_clock>; // [fs.op.funcs], filesystem operations path absolute(const path& p); path absolute(const path& p, error_code& ec); path canonical(const path& p); path canonical(const path& p, error_code& ec); void copy(const path& from, const path& to); void copy(const path& from, const path& to, error_code& ec); void copy(const path& from, const path& to, copy_options options); void copy(const path& from, const path& to, copy_options options, error_code& ec); bool copy_file(const path& from, const path& to); bool copy_file(const path& from, const path& to, error_code& ec); bool copy_file(const path& from, const path& to, copy_options option); bool copy_file(const path& from, const path& to, copy_options option, error_code& ec); void copy_symlink(const path& existing_symlink, const path& new_symlink); void copy_symlink(const path& existing_symlink, const path& new_symlink, error_code& ec) noexcept; bool create_directories(const path& p); bool create_directories(const path& p, error_code& ec); bool create_directory(const path& p); bool create_directory(const path& p, error_code& ec) noexcept; bool create_directory(const path& p, const path& attributes); bool create_directory(const path& p, const path& attributes, error_code& ec) noexcept; void create_directory_symlink(const path& to, const path& new_symlink); void create_directory_symlink(const path& to, const path& new_symlink, error_code& ec) noexcept; void create_hard_link(const path& to, const path& new_hard_link); void create_hard_link(const path& to, const path& new_hard_link, error_code& ec) noexcept; void create_symlink(const path& to, const path& new_symlink); void create_symlink(const path& to, const path& new_symlink, error_code& ec) noexcept; path current_path(); path current_path(error_code& ec); void current_path(const path& p); void current_path(const path& p, error_code& ec) noexcept; bool equivalent(const path& p1, const path& p2); bool equivalent(const path& p1, const path& p2, error_code& ec) noexcept; bool exists(file_status s) noexcept; bool exists(const path& p); bool exists(const path& p, error_code& ec) noexcept; uintmax_t file_size(const path& p); uintmax_t file_size(const path& p, error_code& ec) noexcept; uintmax_t hard_link_count(const path& p); uintmax_t hard_link_count(const path& p, error_code& ec) noexcept; bool is_block_file(file_status s) noexcept; bool is_block_file(const path& p); bool is_block_file(const path& p, error_code& ec) noexcept; bool is_character_file(file_status s) noexcept; bool is_character_file(const path& p); bool is_character_file(const path& p, error_code& ec) noexcept; bool is_directory(file_status s) noexcept; bool is_directory(const path& p); bool is_directory(const path& p, error_code& ec) noexcept; bool is_empty(const path& p); bool is_empty(const path& p, error_code& ec); bool is_fifo(file_status s) noexcept; bool is_fifo(const path& p); bool is_fifo(const path& p, error_code& ec) noexcept; bool is_other(file_status s) noexcept; bool is_other(const path& p); bool is_other(const path& p, error_code& ec) noexcept; bool is_regular_file(file_status s) noexcept; bool is_regular_file(const path& p); bool is_regular_file(const path& p, error_code& ec) noexcept; bool is_socket(file_status s) noexcept; bool is_socket(const path& p); bool is_socket(const path& p, error_code& ec) noexcept; bool is_symlink(file_status s) noexcept; bool is_symlink(const path& p); bool is_symlink(const path& p, error_code& ec) noexcept; file_time_type last_write_time(const path& p); file_time_type last_write_time(const path& p, error_code& ec) noexcept; void last_write_time(const path& p, file_time_type new_time); void last_write_time(const path& p, file_time_type new_time, error_code& ec) noexcept; void permissions(const path& p, perms prms, perm_options opts=perm_options::replace); void permissions(const path& p, perms prms, error_code& ec) noexcept; void permissions(const path& p, perms prms, perm_options opts, error_code& ec); path proximate(const path& p, error_code& ec); path proximate(const path& p, const path& base = current_path()); path proximate(const path& p, const path& base, error_code& ec); path read_symlink(const path& p); path read_symlink(const path& p, error_code& ec); path relative(const path& p, error_code& ec); path relative(const path& p, const path& base = current_path()); path relative(const path& p, const path& base, error_code& ec); bool remove(const path& p); bool remove(const path& p, error_code& ec) noexcept; uintmax_t remove_all(const path& p); uintmax_t remove_all(const path& p, error_code& ec); void rename(const path& from, const path& to); void rename(const path& from, const path& to, error_code& ec) noexcept; void resize_file(const path& p, uintmax_t size); void resize_file(const path& p, uintmax_t size, error_code& ec) noexcept; space_info space(const path& p); space_info space(const path& p, error_code& ec) noexcept; file_status status(const path& p); file_status status(const path& p, error_code& ec) noexcept; bool status_known(file_status s) noexcept; file_status symlink_status(const path& p); file_status symlink_status(const path& p, error_code& ec) noexcept; path temp_directory_path(); path temp_directory_path(error_code& ec); path weakly_canonical(const path& p); path weakly_canonical(const path& p, error_code& ec); } // [fs.path.hash], hash support namespace std { template<class T> struct hash; template<> struct hash<filesystem::path>; } namespace std::ranges { template<> inline constexpr bool enable_borrowed_range<filesystem::directory_iterator> = true; template<> inline constexpr bool enable_borrowed_range<filesystem::recursive_directory_iterator> = true; template<> inline constexpr bool enable_view<filesystem::directory_iterator> = true; template<> inline constexpr bool enable_view<filesystem::recursive_directory_iterator> = true; }

31 Input/output library [input.output]

31.12 File systems [filesystems]

31.12.4 Header <filesystem> synopsis [fs.filesystem.syn]