(* Copyright (C) 2000, HELM Team.
 * 
 * This file is part of HELM, an Hypertextual, Electronic
 * Library of Mathematics, developed at the Computer Science
 * Department, University of Bologna, Italy.
 * 
 * HELM 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
 * of the License, or (at your option) any later version.
 * 
 * HELM 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 HELM; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
 * MA  02111-1307, USA.
 * 
 * For details, see the HELM World-Wide-Web page,
 * http://cs.unibo.it/helm/.
 *)

let main =
   let cwd = ref Filename.current_dir_name in
   let help = "Usage: transcript [ -C <dir> ] [ <package> | <conf_file> ]*" in
   let help_C = " set working directory to <dir>" in
   let help_vp = " verbose parsing" in
   let help_vl = " verbose lexing" in
   let help_vx = " verbose character escaping" in
   let set_cwd dir = cwd := dir in
   let process_package package = Engine.produce (Engine.make !cwd package) in
   Engine.init ();
   Arg.parse [
      ("-C", Arg.String set_cwd, help_C);
      ("-vp", Arg.Set Options.verbose_parser, help_vp);
      ("-vl", Arg.Set Options.verbose_lexer, help_vl);
      ("-vx", Arg.Set Options.verbose_escape, help_vx);
   ] process_package help