Changes the permissions of a list of files. The first element of the
list must be the numerical mode, which should probably be an octal
number, and which definitely should not be a string of octal digits:
is okay, but
is not. Returns the number of files
successfully changed. See also oct, if all you have is a string.
On systems that support fchmod(2), you may pass filehandles among the files. On systems that don't support fchmod(2), passing filehandles raises an exception. Filehandles must be passed as globs or glob references to be recognized; barewords are considered filenames.
You can also import the symbolic
constants from the