#!/bin/sh

# Temporarily enables pulse audio's loopback device (so you can
# hear what's plugged into you sound card's input).
# Press any key to stop it and unload the module.

pactl load-module module-loopback latency_msec=1

echo "Now monitoring sound card input."
read -rsp $'Press any key to stop...\n' -n1 key

pactl unload-module module-loopback