SU

Section: User Commands (1)
Updated: March 2007
Index Return to Main Contents
 

NAME

su - run a shell with substitute user and group IDs  

SYNOPSIS

su [OPTION]... [-] [USER [ARG]...]  

DESCRIPTION

Change the effective user id and group id to that of USER.

-, -l, --login
make the shell a login shell
-g --group=group
specify the primary group
-G --supp-group=group
specify a supplemental group
-c, --commmand=COMMAND
pass a single COMMAND to the shell with -c
--session-command=COMMAND
pass a single COMMAND to the shell with -c and do not create a new session
-f, --fast
pass -f to the shell (for csh or tcsh)
-m, --preserve-environment
do not reset environment variables
-p
same as -m
-s, --shell=SHELL
run SHELL if /etc/shells allows it
--help
display this help and exit
--version
output version information and exit

A mere - implies -l. If USER not given, assume root.  

AUTHOR

Written by David MacKenzie.  

REPORTING BUGS

Report bugs to <bug-coreutils@gnu.org>.  

COPYRIGHT

Copyright © 2006 Free Software Foundation, Inc.
This is free software. You may redistribute copies of it under the terms of the GNU General Public License <http://www.gnu.org/licenses/gpl.html>. There is NO WARRANTY, to the extent permitted by law.  

SEE ALSO

The full documentation for su is maintained as a Texinfo manual. If the info and su programs are properly installed at your site, the command
info su

should give you access to the complete manual.


 

Index

NAME
SYNOPSIS
DESCRIPTION
AUTHOR
REPORTING BUGS
COPYRIGHT
SEE ALSO

linux.jgfs.net manual pages