(*********************************************************************************)

(*                Cameleon                                                       *)
(*                                                                               *)
(*    Copyright (C) 2005,2006 Institut National de Recherche en Informatique     *)
(*    et en Automatique. All rights reserved.                                    *)
(*                                                                               *)
(*    This program is free software; you can redistribute it and/or modify       *)
(*    it under the terms of the GNU Library General Public License as            *)
(*    published by the Free Software Foundation; either version 2 of the         *)
(*    License, or  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 Library General Public License for more details.                       *)
(*                                                                               *)
(*    You should have received a copy of the GNU Library 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                                                            *)
(*                                                                               *)
(*    Contact: Maxence.Guesdon@inria.fr                                          *)
(*                                                                               *)
(*********************************************************************************)


(*c==v=[Misc.safe_main]=1.0====*)
let safe_main main =
  try main ()
  with
    Failure s
  | Sys_error s ->
      prerr_endline s;
      exit 1
(*/c==v=[Misc.safe_main]=1.0====*)

(*c==v=[File.value_of_file]=1.0====*)
let value_of_file name =
  let ic = open_in_bin name in
  try
    let v = input_value ic in
    close_in ic;
    v
  with
  | e -> close_in ic; raise e
(*/c==v=[File.value_of_file]=1.0====*)

(*c==v=[File.file_of_value]=1.0====*)
let file_of_value name s =
  let oc = open_out_bin name in
  output_value oc s;
  close_out oc
(*/c==v=[File.file_of_value]=1.0====*)

(*c==v=[String.chop_n_char]=1.0====*)
let chop_n_char n s =
  let len = String.length s in
  if len <= n +1 or n < 0 then
    s
  else
    Printf.sprintf "%s..." (String.sub s 0 (n+1))
(*/c==v=[String.chop_n_char]=1.0====*)