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# fan_speed: speed of the cpu or case fan
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# Copyright (C) 2009 Canonical Ltd.
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# Authors: Dustin Kirkland <kirkland@canonical.com>
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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, version 3 of the License.
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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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# 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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color 2>/dev/null || color() { true; }
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DIR="/sys/class/hwmon"
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if [ "$1" = "--detail" ]; then
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cat "$DIR/$i"/* 2>/dev/null
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for i in $(find $DIR/*/*/ -type f -name "fan1_input"); do
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if [ "$speed" -gt 0 ]; then
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printf "$(color bold1)%s$(color -)$(color none)%s$(color -) " "$speed" "rpm"