40 lines
509 B
Bash
40 lines
509 B
Bash
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#!/bin/sh
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master_vol=$(aucatctl | grep "master" | cut -d "=" -f 2)
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mute() {
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if [ $master_vol -eq 0 ]
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then
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aucatctl master=127
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else
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aucatctl master=0
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fi
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}
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up() {
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if [ $(expr $master_vol + $1) -lt 127 ]
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then
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expr $master_vol + $1 | xargs -I% aucatctl master=%
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else
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aucatctl master=127
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fi
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}
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down() {
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if [ $master_vol -gt $1 ]
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then
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expr $master_vol - $1 | xargs -I% aucatctl master=%
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else
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aucatctl master=0
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fi
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}
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case $1 in
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"mute")
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mute;;
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"up")
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up $2;;
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"down")
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down $2;;
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esac
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