function zconfig_checkload()
{
  typeset -a -g zconfig_loaded
  if [[ ! ${zconfig_loaded[(r)${1}]} ]]
  then
    zshlibs_log zconfig "sourcing config '$1'"
    . -- $1 2>&1 >(zshlibs_log zconfig)
    zconfig_loaded+=("$1")
    zshlibs_log zconfig "end sourcing config '$1'"
  else
    zshlibs_log zconfig "config '$1' already loaded"
  fi
}

function zconfigs_load()
{
  for configfile in ${*}; do
    zconfig_checkload $configfile
  done
}

function zconfigs_local_load()
{
  if [[ ! -a ${zconfig_local_path} ]]; then
    zshlibs_log zconfig "local config missing, recreating from '${zconfig_shared_path}/zshconfig.example'"
    mkdir -p -m 700 ${zconfig_local_path}
    cp ${zconfig_shared_path}/zshconfig.example ${zconfig_local_path}/local.config.zsh
  fi
  if [[ ! -d ${zconfig_local_path} ]]; then
    zshlibs_log zconfig "local config appears to be a file, loading '${zconfig_local_path}'"
    zconfig_checkload ${zconfig_local_path}
  else
    zshlibs_log zconfig "local config is a directory, loading '${zconfig_local_path}/*.config.zsh'"
    zconfigs_load ${zconfig_local_path}/*.config.zsh;
  fi
}

# zconfig bootup

function zconfig_boot()
{
  zconfig_configure
  zconfig_setup
  zconfig_setup_interactive
}

function zconfig_configure()
{
  typeset -a -g zconfig_loaded
  typeset -a -g config_extra # user populatable config names in zshlibs location
  typeset -g zconfig_shared_path="${zshlibs_install}/config"
  typeset -g zconfig_local_path="${HOME}/.config/zsh"
}

function zbootstrap_noninteractive()
{
  zshlibs_log zconfig "WARNING: legacy function called"
  zconfig_configure
  zconfig_setup
}

function zconfig_setup()
{
  zshlibs_log zconfig 'load global config'
  zconfig_checkload ${zconfig_shared_path}/global.config.zsh
  zshlibs_log zconfig 'load local configs'
  zconfigs_local_load
  for zconfig in $config_extra; do
    zshlibs_log zconfig 'load config extra $zconfig'
    zconfig_checkload ${zconfig_shared_path}/${zconfig}.config.zsh
  done
}

function zconfig_setup_interactive()
{
  zshlibs_log zconfig "loading interactive config"
  zconfig_checkload ${zconfig_shared_path}/global.style.zsh
  zshlibs_log zconfig "done loading interactive config"
}