#!/bin/sh
# Copyright (C) 1995, 2000, 2003  Free Software Foundation, Inc.
# François Pinard <pinard@iro.umontreal.ca>, 1995.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

# As a special exception to the GNU General Public License, if you
# distribute this file as part of a program that contains a
# configuration script generated by Autoconf, you may include it under
# the same distribution terms that you use for the rest of that program.

# This script byte-compiles all `.el' files which are part of its
# arguments, using GNU Emacs, and put the resulting `.elc' files into
# the current directory, so disregarding the original directories used
# in `.el' arguments.
#
# This script manages in such a way that all Emacs LISP files to
# be compiled are made visible between themselves, in the event
# they require or load-library one another.

if test $# = 0; then
  echo 1>&2 "No files given to $0"
  exit 1
fi

if test -z "$EMACS" || test "$EMACS" = "t"; then
  # Value of "t" means we are running in a shell under Emacs.
  # Just assume Emacs is called "emacs".
  EMACS=emacs
fi

tempdir=elc.$$

# Cleanup the temporary directory on exit.
trap 'status=$?; rm -rf "$tempdir" && exit $status' 0
trap '(exit $?); exit' 1 2 13 15

mkdir $tempdir
cp "$@" $tempdir

(
  cd $tempdir
  echo "(setq load-path (cons nil load-path))" > script
  $EMACS -batch -q -l script -f batch-byte-compile *.el || exit $?
  mv *.elc ..
) || exit $?

(exit 0); exit
