37 lines
483 B
Bash
Executable File
37 lines
483 B
Bash
Executable File
#!/usr/bin/env bash
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pidfile="/var/run/user/$UID/polybar-mic-script.pid"
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if [ -e "$pidfile" ]; then
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kill "$(cat "${pidfile}")" > /dev/null 2>&1
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cleanup
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fi
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cleanup() {
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rm -f "$pidfile"
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}
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print_status() {
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if amixer get Capture | grep -q '\[off\]'; then
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echo ""
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else
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echo " "
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fi
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}
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toggle() {
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amixer set Capture toggle > /dev/null 2>&1
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print_status
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}
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trap "cleanup" EXIT
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trap "toggle" USR1
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echo $$ > "$pidfile"
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while true; do
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print_status
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sleep 1 &
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wait
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done
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