31 lines
569 B
Bash
31 lines
569 B
Bash
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#!/bin/sh
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volumevalue=$(amixer sget Master | grep 'Right:' | awk -F'[][]' '{ print $2 }' | tr -d '%')
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timeout=$1
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if [ -z "$timeout" ]; then
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echo "Timeout missing!"
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exit 1
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fi
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if [ "$volumevalue" -eq 0 ]; then
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while [ "$volumevalue" -lt 100 ]; do
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volumevalue=$((volumevalue + 1))
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amixer -q sset 'Master' $volumevalue%
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echo $volumevalue
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sleep $timeout
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done
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elif [ "$volumevalue" -gt 0 ]; then
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while [ "$volumevalue" -gt 0 ]; do
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volumevalue=$((volumevalue - 1 ))
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amixer -q sset 'Master' $volumevalue%
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echo $volumevalue
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sleep $timeout
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done
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fi
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