44 lines
1.2 KiB
Bash
Executable File
44 lines
1.2 KiB
Bash
Executable File
#!/bin/sh
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#
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# Displays wireless signal strength for the given interface
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#
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# Copyright (C) 2013 Mike Gerwitz
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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##
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iface="$1"
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iwconfig "$iface" \
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| grep -o 'Link Quality=[^ ]\+' \
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| cut -d'=' -f2 \
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| awk -F/ '
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{
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quality = ($1 / $2 * 100);
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color = ".";
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if ( quality >= 75 )
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color = "g";
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else if ( quality >= 50 )
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color = "y";
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else if ( quality < 25 )
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{
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color = "r";
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}
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printf "\005{+ .m}%s:\005{-}\005{+ .%c}%d%%\005{-}", \
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"'$1'", color, quality;
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}
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'
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