CHGRP (1)

SYNOPSIS

chgrp [OPTION]... GROUP FILE... chgrp [OPTION]... --reference=RFILE FILE...

DESCRIPTION

Change the group membership of each FILE to GROUP.

-c, --changes

like verbose but report only when a change is made

--dereference

affect the referent of each symbolic link, rather than the symbolic link itself

-h, --no-dereference

affect symbolic links instead of any referenced file (available only on systems that can change the ownership of a symlink)

-f, --silent, --quiet

suppress most error messages

--reference=RFILE

use RFILE's group rather than the specified GROUP value

-R, --recursive

operate on files and directories recursively

-v, --verbose

output a diagnostic for every file processed

--help

display this help and exit

--version

output version information and exit

AUTHOR

Written by David MacKenzie.

REPORTING BUGS

Report bugs to <bug-fileutils@gnu.org>.

COPYRIGHT

Copyright \(co 1999 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

SEE ALSO

The full documentation for chgrp is maintained as a Texinfo manual If the info and chgrp programs are properly installed at your site the command
info chgrp

should give you access to the complete manual