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file-author (Function)

— Function: file-author pathspec author
Arguments and Values:

pathspec—a pathname designator.

author—a string or nil.


Returns a string naming the author of the file specified by pathspec, or nil if the author's name cannot be determined.

 (with-open-file (stream ">relativity>general.text")
   (file-author s))
Affected By:

The host computer's file system.

Other users of the file named by pathspec.

Exceptional Situations:

An error of type file-error is signaled if pathspec is wild.

An error of type file-error is signaled if the file system cannot perform the requested operation.

See Also:

pathname (System Class), logical-pathname (System Class), Section 20.1 (File System Concepts), Section 19.1.2 (Pathnames as Filenames)