CHGRP(1)

NAME
chgrp - change group ownership of files

SYNOPSIS
chgrp [options] group file...

POSIX options: [-R]

GNU options (shortest form): [-cfvR] [--help] [--version] [--]

DESCRIPTION
chgrp changes the group ownership of each given file to group, which can be either a group name or a numeric group ID.

POSIX OPTIONS

-R  Recursively change the group ownership of directories and their contents. (And continue even when errors are encountered.)

GNU OPTIONS

-c, --changes
    Verbosely describe the action for each file whose group actually changes.

-f, --silent, --quiet
    Do not print error messages about files whose group cannot be changed.

-h, --no-dereference
    Act on symbolic links themselves instead of what they point to. Only available if the lchown system call is provided.

-v, --verbose
    Verbosely describe the action or non-action taken for every file.

-R, --recursive
    Recursively change the group ownership of directories and their contents.

GNU STANDARD OPTIONS

--help
    Print a usage message on standard output and exit successfully.

--version
    Print version information on standard output, then exit successfully.

--  Terminate option list.

ENVIRONMENT
The variables LANG, LC_ALL, LC_CTYPE and LC_MESSAGES have the usual meaning.

CONFORMING TO
POSIX 1003.2 only requires the -R option. Use of other options may not be portable.

NOTES
This page describes chgrp as found in the fileutils-3.16 package; other versions may differ slightly. Mail corrections and additions to aeb@cwi.nl, aw@mail1.bet1.puv.fi and ragnar@lightside.ddns.org. Report bugs in the program to fileutils-bugs@gnu.ai.mit.edu.