chgrp(1)
NAME
chgrp − change file group
SYNTAX
chgrp [−f] group file...
DESCRIPTION
The chgrp command changes the group-ID of the files to group. The group may be either a decimal GID or a group name found in the group-ID file.
The user invoking chgrp must belong to the specified group and be the owner of the file, or be the superuser.
OPTIONS
−f Reports only system and usage messages.
FILES
/etc/group
SEE ALSO
chown(2), group(5), passwd(5yp)
Commands