29 lines
379 B
Bash
Executable File
29 lines
379 B
Bash
Executable File
#!/bin/bash
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set -e
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CUR_FILE=/var/tmp/current_volume
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set +e
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CUR="$(cat "$CUR_FILE" || echo 50)"
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set -e
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case "${1:0:1}" in
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'')
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exit 1
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;;
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'+'|'-')
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NEW="$((CUR + "$1"))"
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;;
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*)
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NEW="$1"
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;;
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esac
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[ "$NEW" -lt 0 ] && NEW=0
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[ "$NEW" -gt 100 ] && NEW=100
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pactl set-sink-volume 0 "$NEW"%
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pactl set-sink-mute 0 0
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echo "$NEW"
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