1 (* Copyright (C) 2005, HELM Team.
3 * This file is part of HELM, an Hypertextual, Electronic
4 * Library of Mathematics, developed at the Computer Science
5 * Department, University of Bologna, Italy.
7 * HELM is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
12 * HELM is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with HELM; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
22 * For details, see the HELM World-Wide-Web page,
23 * http://helm.cs.unibo.it/
30 exception Checksum_failure of string
31 exception Corrupt_metadata of string
32 exception Version_mismatch of string
35 let format_name = "metadata"
38 | Dependency of string (* baseuri without trailing slash *)
40 let eq_metadata (m1:metadata) (m2:metadata) = m1 = m2
42 let save_metadata_to_file ~fname metadata =
43 HMarshal.save ~fmt:format_name ~version:magic ~fname metadata
45 let load_metadata_from_file ~fname =
46 let raw = HMarshal.load ~fmt:format_name ~version:magic ~fname in
49 let save_metadata ~fname metadata = save_metadata_to_file ~fname metadata
50 let load_metadata ~fname = load_metadata_from_file ~fname