chgrp.1

<B>Digital的Unix操作系统VAX 4.2源码</B>

.\" SCCSID: @(#)chgrp.1	6.5	3/5/90
.TH chgrp 1
.SH Name
chgrp \- change file group
.SH Syntax
.B chgrp
[
.B \-fR
]
.I group file...
.SH Description
.NX R "chgrp command"
.NX A "chgrp command" "install command"
.NX R "group ID" "changing"
The
.PN chgrp
command changes the group ID of one or more files or directories.
For
.IR file ,
you may specify either a full or partial path.
For 
.IR group ,
you may specify either a decimal GID or a group name found in the group
file.
.PP
The user entering the 
.PN chgrp
command must either be the superuser, or be the owner of the file and
belong to the specified group.
.SH Options
.TP 5
.B \-f
Inhibits display of errors that are returned if
.PN chgrp
fails to change the group identifier of a file.
.TP
.B \-R
Causes 
.PN chgrp
to recursively descend any directories subordinate to 
.I file 
and to set the specified  group for each file encountered.  When
symbolic links are encountered, 
.PN chgrp
changes the group identifier of the link file but does not traverse the
path associated with the link.
.SH Examples
Change group to admin for filea and fileb:
.EX
chgrp admin filea fileb
.EE
.SH Files
.TP 15
.PN /etc/group
.TP 15
.PN /etc/passwd
.TP 15
.PN /etc/yp/src/group
.TP 15
.PN /etc/yp/src/passwd
.SH See Also
chown(2), group(5), group(5yp), passwd(5), passwd(5yp)