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- #!/bin/sh -e
- #
- # wifi_quality: display wifi signal quality
- # 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/>.
-
- if [ "$1" = "--detail" ]; then
- /sbin/iwconfig 2>/dev/null
- exit 0
- fi
-
- iwconfig=`/sbin/iwconfig 2>/dev/null`
- bitrate=`echo "$iwconfig" | grep "Bit Rate." | sed -e "s/^.*Bit Rate.//" -e "s/ .*$//g"`
- [ -z "$bitrate" ] && bitrate="0"
- quality=`echo "$iwconfig" | grep "Link Quality." | sed -e "s/^.*Link Quality.//" -e "s/ .*$//g"`
- echo | awk "{printf \"\005{=b Ck}%s\005{-}\005{= Ck}Mb/s,\005{-}\005{=b Ck}%d\005{-}\005{= Ck}%%\005{-} \", $bitrate, 100*$quality}"
-