who command help
who - show who is logged on
SYNOPSIS
who [OPTION]... [ FILE | ARG1 ARG2 ]
DESCRIPTION
-H, --heading
print line of column headings
-i, -u, --idle
add user idle time as HOURS:MINUTES, . or old
-l, --lookup
attempt to canonicalize hostnames via DNS
-m only hostname and user associated with stdin
-q, --count
all login names and number of users logged on
-s (ignored)
-T, -w, --mesg
add user's message status as +, - or ?
--message
same as -T
--writable
same as -T
--help display this help and exit
--version
output version information and exit
If FILE is not specified, use /var/run/utmp.
/var/log/wtmp as FILE is common. If ARG1 ARG2 given, -m
presumed: `am i' or `mom likes' are usual.
REPORTING BUGS
Report bugs to <bug-sh-utils@gnu.org>.
SEE ALSO
The full documentation for who is maintained as a Texinfo
manual. If the info and who programs are properly
installed at your site, the command
info who
should give you access to the complete manual.
Copyright © 1999 Free Software Foundation, Inc.
This is free software; see the source for copying condi
tions. There is NO warranty; not even for MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE.
Copyright ©
by Bob Rankin
All rights reserved - Redistribution is allowed only with permission.