#! /bin/sh

if pulseaudio --check; then
   if [ "$1" = increase ]; then
      vol=increase
   elif [ "$1" = decrease ]; then
      vol=decrease
   elif [ "$1" = INCREASE ]; then
      vol=increase
      "$HOME"/lib/audio/pa-volume "$vol"
   elif [ "$1" = DECREASE ]; then
      vol=decrease
      "$HOME"/lib/audio/pa-volume "$vol"
   else
      echo "Usage: $0 [increase|decrease|INCREASE|DECREASE]" >&2
      exit 1
   fi
   exec "$HOME"/lib/audio/pa-volume "$vol"
else
   exec "$HOME"/lib/audio/amixer-volume "$@"
fi