#!/bin/sh -e
#
#  users: print the number of remote users on the machine
#  Copyright (C) 2009 Raphaël Pinson.
#  Copyright (C) 2009 Canonical Ltd.
#
#  Authors: Raphaël Pinson <raphink@ubuntu.com>
#           Dustin Kirkland <kirkland@canonical.com>
#
#  This program is free software: you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation, version 3 of the License.
#
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with this program.  If not, see <http://www.gnu.org/licenses/>.
#

PKG="byobu"
color 2>/dev/null || color() { true; }

if [ "$1" = "--detail" ]; then
	ps -ef | grep "sshd;.*@" | grep -v grep
	exit 0
fi

# Note: we'd like to use pgrep -c, however, this isn't available in
# busybox and some distro's pgrep (and it doesn't exit non-zero).
count=`pgrep -f "sshd:.*@" | wc -l` || exit 0
[ $count -gt 0 ] && printf "$(color b w r)%d$(color -)$(color w r)#$(color -) " $count