Directory entry input stream that ignores all hidden files during traversal and output stream that copies all files verbatim.

Directory entry input/output stream.

FilePred

file predicate type, that determines which directory entries to include in the stream.

Trans

transformation function type

Base classes

• public sys::basic_idirectory< FilePred >
• public sys::basic_odirectory< Trans >

Types

• using transform = Trans

  File name transformation function type.

• using filepred_type = FilePred

  File predicate type.

Methods

• operator!() const -> bool

  Returns true if input stream is not in good state.

• operator bool() constexplicit

  Returns true if input stream is in good state.

• getpath() const -> const path &

  Get input/output directory.

• close() -> void

  Close input directory.

  See

  closedir(3)

• open(const path & p) -> void

  Open directory p as an input directori for reading entries and set it as output directory.