newgrp.1

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

.\" Original author unknown.  This man page is in the public domain.
.\" Modified Sat Oct  9 17:46:48 1993 by [e-mail]
.TH NEWGRP 1 "9 October 1993" "Linux 1.2" "Linux Programmer's Manual"
.SH NAME
newgrp \- log in to a new group
.SH SYNOPSIS
.BI "newgrp [ " group " ]"
.SH DESCRIPTION
.B Newgrp
changes the group identification of its caller, analogously to
.BR login (1).
The same person remains logged in, and the current directory
is unchanged, but calculations of access permissions to files are performed
with respect to the new group ID.
.LP
If no group is specified, the GID is changed to the login GID.
.LP
.SH FILES
.I /etc/group
.br
.I /etc/passwd

.SH "SEE ALSO"
.BR login "(1), " group (5)

.SH AUTHOR
Originally by Michael Haardt. Currently maintained by 
Peter Orbaek ([e-mail]).