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mem_available
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2009-10-11
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#!/bin/sh -e
#
# mem: grab the current memory and usage
# Copyright (C) 2008 Canonical Ltd.
#
# Authors: 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"
if [ "$1" = "--detail" ]; then
free
exit 0
fi
[ -r "/etc/$PKG/statusrc" ] && . "/etc/$PKG/statusrc"
. "$HOME/.$PKG/status"
[ "$mem_used" = "1" ] && comma="," || whitespace=" "
mem=`head -n1 /proc/meminfo | awk '{print $2}'`
if [ $mem -ge 1048576 ]; then
mem=$(echo "$mem" | awk '{ printf "%.1f", $1 / 1048576 }')
unit="GB"
elif [ $mem -ge 1024 ]; then
mem=$(echo "$mem" | awk '{ printf "%.0f", $1 / 1024 }')
unit="MB"
else
mem="$mem"
unit="KB"
fi
printf "\005{=b gW}%s\005{-}\005{= gW}$unit%s\005{-}%s" "$mem" "$comma" "$whitespace"