SU (1) manpage
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
-c , --commmand = COMMAND
pass a single COMMAND to the shell with -c
-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 © 2004 Free Software Foundation, Inc.
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 coreutils su
should give you access to the complete manual.