.TH CHGRP 1 
.SH NAME
chgrp \- change file group
.SH SYNOPSIS
.B chgrp
.I group file ...
.SH DESCRIPTION
The group of
each named file
is changed to
.IR group ,
which should be a name known to the server holding the file.
.PP
A file's group can be changed by the file's owner, if the
owner is a member of the new group,
or by the leader of both
the file's current group and the new group.
.SH SOURCE
.B /sys/src/cmd/chgrp.c
.SH "SEE ALSO"
.IR ls (1),
.IR chmod (1),
.IR stat (2)
