The following operands shall be supported:
directory The destination directory pathname for copy mode.
file A pathname of a file to be copied or archived.
pattern A pattern matching one or more pathnames of archive
members. A pattern must be given in the name-generating
notation of the pattern matching notation in Section
2.13, Pattern Matching Notation, including the filename
expansion rules in Section 2.13.3, Patterns Used for
Filename Expansion. The default, if no pattern is
specified, is to select all members in the archive.
