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#-------------------------------------------------------------------------
## Helper to install extra directories and files.
#-------------------------------------------------------------------------
function emacs_lisp_install() {
  cp -vr "${@/#/$SOURCE_DIRECTORY/}" \
    "$INSTALL_ROOT/usr/share/emacs/site-lisp/$SPELL/"
}

#-------------------------------------------------------------------------
## Section-default build script.
#-------------------------------------------------------------------------
function default_build_emacs_lisp() {
  shopt -s nullglob

  local texi_files=("$SOURCE_DIRECTORY"/*.texi)

  emacs -batch -f batch-byte-compile "$SOURCE_DIRECTORY"/*.el &&
  if [ ${#texi_files[@]} -gt 0 ]
  then
    makeinfo "${texi_files[@]}" &&
    gzip -9 "$BUILD_DIRECTORY"/*.info
  fi
}

#-------------------------------------------------------------------------
## Section-default install script.
#-------------------------------------------------------------------------
function default_install_emacs_lisp() {
  shopt -s nullglob

  local dir="$INSTALL_ROOT/usr/share/emacs/site-lisp/$SPELL"
  local info_dir="$INSTALL_ROOT/usr/share/info"

  local info_files=("$BUILD_DIRECTORY"/*.info.gz)

  install -d -m755 "$dir" &&
  install -m644 "$SOURCE_DIRECTORY"/*.el "$BUILD_DIRECTORY"/*.elc "$dir" &&

  if [ ${#info_files[@]} -gt 0 ]
  then
    install -m644 "${info_files[@]}" "$info_dir" &&
    install-info --info-dir="$info_dir" "${info_files[@]/#*\//$info_dir/}"
  fi
}

function default_build() {
   default_build_emacs_lisp
}

function default_install() {
   default_install_emacs_lisp
}