#!/bin/sh

umask=177

case $# in
  0)
    echo 'no files supplied ... exiting ...' 1>&2
    exit 1
    ;;
  *)
    ;;
esac

msg_n()
{
  echo $1
  echo ''
}

for wave in $@
{
  if ( test -f $wave && test -s $wave && test -r $wave && test "${wave##*.}" != "mp3" ) ; then

    if ( test "${wave##*.}" = "wav") ; then
      mp3_name=${wave%.wav}'-l.mp3'

      echo \'$wave\' '->' \'$mp3_name\'
      echo ''

      /usr/local/bin/lame -h -S -v -m stereo $wave $mp3_name
    else
      #echo ${wave##*.}
      msg_n ' #' \'$wave\' 'is not correct file ... skipping '
    fi

  else
    msg_n ' -' \'$wave\' 'is not correct file ... skipping '
  fi
}

msg_n ' ... done '