vipw.8

Util-linux 软件包包含许多工具。其中比较重要的是加载、卸载、格式化、分区和管理硬盘驱动器

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.\"     from: @(#)vipw.8	6.7 (Berkeley) 3/16/91
.\"	$Id: vipw.8,v 1.3 1996/07/02 16:57:55 janl Exp $
.\"
.Dd 7 July 1996
.Dt VIPW 8
.Os Util-Linux 2.6
.Sh NAME
.Nm vipw, vigr
.Nd edit the password or group files
.Sh SYNOPSIS
.Nm vipw
.Op -V
.Op --version
.Nm vigr
.Op -V
.Op --version
.Sh DESCRIPTION
.Nm Vipw
edits the password file after setting the appropriate locks,
and does any necessary processing after the password file is unlocked.
If the password file is already locked for editing by another user,
.Nm vipw
will ask you
to try again later. The default editor for
.Nm vipw
is
.Xr vi 1 .
.br
.Nm Vigr
edits the group file in the same manner as vipw.
.Sh ENVIRONMENT
If the following environment variable exists it will be utilized by
.Nm vipw :
.Bl -tag -width EDITOR
.It Ev EDITOR
The editor specified by the string
.Ev EDITOR
will be invoked instead of the default editor
.Xr vi 1 .
.El
.Sh SEE ALSO
.Xr passwd 1 ,
.Xr vi 1 ,
.Xr passwd 5
.Sh HISTORY
The
.Nm vipw
command appeared in
.Bx 4.0 .
.br
The
.Nm vigr
command appeared in Util-Linux 2.6.