#!/bin/sh

# Remove old mp3 files from directories starting with mp3dir.  If a
# file called N exists in an mp3dir directory, it contains a number of
# files to keep; default is to keep 168 files.
#
# this is installed in /var/service/mp3loggerc/run

PATH=/bin:/usr/bin:/usr/local/bin

exec setuidgid mp3logger env - PATH="$PATH" sh <<'EOF'
while :
do
  for x in mp3dir*
  do
    N=`cat $x/N`
    if [ "$N" = "" ] ; then N=168 ; fi
    ls -t $x/t*.mp3 | tail -n +$N | xargs rm 2>/dev/null
  done
  sleep 60
done
EOF