Linux Manuals

std::filesystem::directory_entry::status,std::filesystem::directory_entry::symlink_status – std::filesystem::directory_entry::status,std::filesystem::directory_entry::symlink_status Synopsis std::filesystem::file_status status() const; (1)(since C++ 17) std::filesystem::file_status status(std::error_code &ec) const noexcept; std::filesystem::file_status symlink_status() const; (2)(since C++ 17) std::filesystem::file_status symlink_status(std::error_code &ec) const noexcept; 1) Returns status of the entry, as if determined by a status call (symlinks are followed to their targets) 2) Returns status of the entry, as if determined by…

std::filesystem::directory_entry::replace_filename – std::filesystem::directory_entry::replace_filename Synopsis void replace_filename(const std::filesystem::path &p); (since C++ 17) void replace_filename(const std::filesystem::path &p, std::error_code &ec); Changes the filename of the directory entry. Effectively modifies the path member by path.replace_filename(p) and calls refresh to update the cached attributes. If an error occurs, the values of the cached attributes are unspecified. This function does not…

std::filesystem::directory_entry::refresh – std::filesystem::directory_entry::refresh Synopsis void refresh(); (since C++ 17) void refresh(std::error_code &ec) noexcept; Examines the filesystem object referred to by this directory entry and stores its attributes for retrieval with status(), exists(), is_regular_file(), and other status accessors. If an error occurs, the value of any cached attributes is unspecified Parameters ec – out-parameter for error…

std::filesystem::directory_entry::path – std::filesystem::directory_entry::path Synopsis const std::filesystem::path &path() const noexcept; (since C++ 17) operator const std::filesystem::path &() const noexcept; (since C++ 17) Returns the full path the directory entry refers to. Parameters (none) Return value The full path the directory entry refers to. Example  This section is incomplete  Reason: no example See also  This section is…

std::filesystem::directory_entry::operator==,!=,<,<=,>,>= – std::filesystem::directory_entry::operator==,!=,<,<=,>,>= Synopsis bool operator==( const directory_entry& rhs ) const noexcept; (1) (since C++17) bool operator!=( const directory_entry& rhs ) const noexcept; (2) (since C++17) bool operator<( const directory_entry& rhs ) const noexcept; (3) (since C++17) bool operator<=( const directory_entry& rhs ) const noexcept; (4) (since C++17) bool operator>( const directory_entry& rhs ) const…

std::filesystem::directory_entry::last_write_time – std::filesystem::directory_entry::last_write_time Synopsis std::filesystem::file_time_type last_write_time() const; (since C++ 17) std::filesystem::file_time_type last_write_time(std::error_code &ec) const noexcept; If the last modification time is cached in this directory_entry, returns the cached value. Otherwise, returns std::filesystem::last_write_time(path()) or std::filesystem::last_write_time(path(), ec), respectively Parameters ec – out-parameter for error reporting in the non-throwing overload Return value The last modification time for the…

std::filesystem::directory_entry::is_symlink – std::filesystem::directory_entry::is_symlink Synopsis bool is_symlink() const; (since C++ 17) bool is_symlink(std::error_code &ec) const noexcept; Checks whether the pointed-to object is a symlink. Effectively returns std::filesystem::is_symlink(symlink_status()) or std::filesystem::is_symlink(symlink_status(ec)), respectively Parameters ec – out-parameter for error reporting in the non-throwing overload Return value true if the referred-to filesystem object is a symlink, false otherwise. Exceptions The…

std::filesystem::directory_entry::is_socket – std::filesystem::directory_entry::is_socket Synopsis bool is_socket() const; (since C++ 17) bool is_socket(std::error_code &ec) const noexcept; Checks whether the pointed-to object is a named socket. Effectively returns std::filesystem::is_socket(status()) or std::filesystem::is_socket(status(ec)), respectively Parameters ec – out-parameter for error reporting in the non-throwing overload Return value true if the referred-to filesystem object is a named socket, false otherwise….

std::filesystem::directory_entry::is_regular_file – std::filesystem::directory_entry::is_regular_file Synopsis bool is_regular_file() const; (since C++ 17) bool is_regular_file(std::error_code &ec) const noexcept; Checks whether the pointed-to object is a regular file. Effectively returns std::filesystem::is_regular_file(status()) or std::filesystem::is_regular_file(status(ec)), respectively Parameters ec – out-parameter for error reporting in the non-throwing overload Return value true if the referred-to filesystem object is a regular file, false otherwise….

std::filesystem::directory_entry::is_other – std::filesystem::directory_entry::is_other Synopsis bool is_other() const; (since C++ 17) bool is_other(std::error_code &ec) const noexcept; Checks whether the pointed-to object is an other file (not a regular file, directory or symlink). Effectively returns std::filesystem::is_other(status()) or std::filesystem::is_other(status(ec)), respectively Parameters ec – out-parameter for error reporting in the non-throwing overload Return value true if the referred-to filesystem…

std::filesystem::directory_entry::is_fifo – std::filesystem::directory_entry::is_fifo Synopsis bool is_fifo() const; (since C++ 17) bool is_fifo(std::error_code &ec) const noexcept; Checks whether the pointed-to object is a FIFO or pipe file. Effectively returns std::filesystem::is_fifo(status()) or std::filesystem::is_fifo(status(ec)), respectively Parameters ec – out-parameter for error reporting in the non-throwing overload Return value true if the referred-to filesystem object is a FIFO or…

std::filesystem::directory_entry::is_directory – std::filesystem::directory_entry::is_directory Synopsis bool is_directory() const; (since C++ 17) bool is_directory(std::error_code &ec) const noexcept; Checks whether the pointed-to object is a directory. Effectively returns std::filesystem::is_directory(status()) or std::filesystem::is_directory(status(ec)), respectively Parameters ec – out-parameter for error reporting in the non-throwing overload Return value true if the referred-to filesystem object is a directory, false otherwise. Exceptions The…

std::filesystem::directory_entry::is_character_file – std::filesystem::directory_entry::is_character_file Synopsis bool is_character_file() const; (since C++ 17) bool is_character_file(std::error_code &ec) const noexcept; Checks whether the pointed-to object is a character device. Effectively returns std::filesystem::is_character_file(status()) or std::filesystem::is_character_file(status(ec)), respectively Parameters ec – out-parameter for error reporting in the non-throwing overload Return value true if the referred-to filesystem object is a character device, false otherwise….

std::filesystem::directory_entry::is_block_file – std::filesystem::directory_entry::is_block_file Synopsis bool is_block_file() const; (since C++ 17) bool is_block_file(std::error_code &ec) const noexcept; Checks whether the pointed-to object is a block device. Effectively returns std::filesystem::is_block_file(status()) or std::filesystem::is_block_file(status(ec)), respectively Parameters ec – out-parameter for error reporting in the non-throwing overload Return value true if the referred-to filesystem object is a block device, false otherwise….

std::filesystem::directory_entry::hard_link_count – std::filesystem::directory_entry::hard_link_count Synopsis std::uintmax_t hard_link_count() const; (since C++ 17) std::uintmax_t hard_link_count(std::error_code &ec) const noexcept; If the number of hard links is cached in this directory_entry, returns the cached value. Otherwise, returns std::filesystem::hard_link_count(path()) or std::filesystem::hard_link_count(path(), ec), respectively Parameters ec – out-parameter for error reporting in the non-throwing overload Return value The number of hard links…

std::filesystem::directory_entry::file_size – std::filesystem::directory_entry::file_size Synopsis std::uintmax_t file_size() const; (since C++ 17) std::uintmax_t file_size(std::error_code &ec) const noexcept; If the file size is cached in this directory_entry, returns the cached value. Otherwise, returns std::filesystem::file_size(path()) or std::filesystem::file_size(path(), ec), respectively Parameters ec – out-parameter for error reporting in the non-throwing overload Return value The size of the referred-to filesystem object…

std::filesystem::directory_entry::exists – std::filesystem::directory_entry::exists Synopsis bool exists() const; (since C++ 17) bool exists(std::error_code &ec) const noexcept; Checks whether the pointed-to object exists. Effectively returns std::filesystem::exists(status()) or std::filesystem::exists(status(ec)), respectively Parameters ec – out-parameter for error reporting in the non-throwing overload Return value true if the referred-to filesystem object exists. Exceptions The overload that does not take a…

std::filesystem::directory_entry::directory_entry – std::filesystem::directory_entry::directory_entry Synopsis directory_entry() noexcept = default; (1)(since C++ 17) directory_entry(const directory_entry &) = default; (2)(since C++ 17) directory_entry(directory_entry &&) noexcept = default; (3)(since C++ 17) explicit directory_entry(const std::filesystem::path &p); (4)(since C++ 17) directory_entry(const std::filesystem::path &p, std::error_code &ec); Constructs a new directory_entry object. 1) Default constructor. 2) Defaulted copy constructor. 3) Defaulted move constructor….

std::filesystem::directory_entry::assign – std::filesystem::directory_entry::assign Synopsis void assign(const std::filesystem::path &p); (since C++ 17) void assign(const std::filesystem::path &p, std::error_code &ec); Assigns new content to the directory entry object. Sets the path to p and calls refresh to update the cached attributes. If an error occurs, the values of the cached attributes are unspecified. Parameters p – path to…

std::filesystem::directory_entry – std::filesystem::directory_entry Synopsis Defined in header <filesystem> class directory_entry; (since C++17) Represents a directory entry. The object stores a path as a member and may also store additional file attributes (hard link count, status, symlink status file size, and last write time) during directory iteration. Member functions                      constructs a directory entry constructor (public member…