1SU(1)                            User Commands                           SU(1)
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NAME

6       su - run a shell with substitute user and group IDs
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SYNOPSIS

9       su [OPTION]... [-] [USER [ARG]...]
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DESCRIPTION

12       Change the effective user id and group id to that of USER.
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14       -, -l, --login
15              make the shell a login shell
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17       -c, --command=COMMAND
18              pass a single COMMAND to the shell with -c
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20       --session-command=COMMAND
21              pass  a  single COMMAND to the shell with -c and do not create a
22              new session
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24       -f, --fast
25              pass -f to the shell (for csh or tcsh)
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27       -m, --preserve-environment
28              do not reset environment variables
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30       -p     same as -m
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32       -s, --shell=SHELL
33              run SHELL if /etc/shells allows it
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35       --help display this help and exit
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37       --version
38              output version information and exit
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40       A mere - implies -l.   If USER not given, assume root.
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AUTHOR

43       Written by David MacKenzie.
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REPORTING BUGS

46       Report bugs to <bug-coreutils@gnu.org>.
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49       Copyright © 2007 Free Software Foundation, Inc.
50       This is free software.  You may redistribute copies  of  it  under  the
51       terms       of       the      GNU      General      Public      License
52       <http://www.gnu.org/licenses/gpl.html>.  There is NO WARRANTY,  to  the
53       extent permitted by law.
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SEE ALSO

56       The  full  documentation  for su is maintained as a Texinfo manual.  If
57       the info and su programs are properly installed at your site, the  com‐
58       mand
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60              info su
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62       should give you access to the complete manual.
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66GNU coreutils 6.9                 March 2008                             SU(1)
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