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.TH WAKE-PULSE 1 "February 2026" "wake-pulse" "User Commands"
.SH NAME
wake-pulse \- prevent PulseAudio/PipeWire sinks from auto-suspending
.SH SYNOPSIS
.B wake-pulse
[\fIOPTIONS\fR]
.SH DESCRIPTION
.B wake-pulse
prevents a PulseAudio or PipeWire sink from automatically suspending by playing a silent WAV file to it. By default, it exits once the sink is no longer suspended. Use \fB-c\fR to keep it awake continuously.
.PP
The script generates a 1-second silent WAV file and plays it on loop to the specified sink (or the default sink if none is specified). It monitors sink state changes via \fBpactl subscribe\fR.
.SH OPTIONS
.TP
.BR \-s ", " \-\-sink " " \fINAME\fR
Specify the sink name to keep awake. If not specified, the system default sink is used.
.TP
.BR \-c ", " \-\-continuous
Keep the sink awake continuously. Without this option, the script exits once the sink is no longer suspended.
.TP
.BR \-h ", " \-\-help
Show help message and exit.
.SH EXAMPLES
.TP
.B wake-pulse
Wake the default sink and exit once it is awake.
.TP
.B wake-pulse -c
Keep the default sink awake continuously until interrupted.
.TP
.B wake-pulse -s my_sink_name
Wake a specific sink named \fImy_sink_name\fR.
.TP
.B wake-pulse -s my_sink -c
Keep a specific sink awake continuously.
.SH FILES
.TP
.I /tmp/wake-pulse-silence.wav
Temporary silent WAV file used for playback.
.TP
.I /tmp/wake-pulse-$$.pid
PID file for the playback process.
.TP
.I /tmp/wake-pulse-silence.lock
Lock file for atomic silence file creation.
.SH DEPENDENCIES
.TP
.B pactl
PulseAudio control utility (from pulseaudio-utils package).
.TP
.B paplay
PulseAudio playback utility (from pulseaudio-utils package).
.SH EXIT STATUS
.TP
.B 0
Success (sink was woken or kept awake).
.TP
.B 1
Error (invalid options, sink not found, or other failure).
.SH AUTHOR
Written for PulseAudio and PipeWire users who need to prevent automatic sink suspension.
.SH SEE ALSO
.BR pactl (1),
.BR paplay (1),
.BR pulseaudio (1),
.BR pipewire (1)
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