chgrp.8

UNIX v6源代码 这几乎是最经典的unix版本 unix操作系统设计和莱昂氏unix源代码分析都是用的该版

.th CHGRP VIII 2/8/75
.sh NAME
chgrp \*- change group
.sh SYNOPSIS
.bd chgrp
group file ...
.sh DESCRIPTION
The group-ID of the files is changed to
.it group.
The group may be either a decimal GID or
a group name found in the group-ID file.
.s3
Only the super-user is allowed to change the group of a file,
in order to simplify as yet unimplemented accounting procedures.
.sh "SEE ALSO"
chown (VIII)
.sh FILES
/etc/group
.sh BUGS