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/
29 * From Cambridge dictionary
31 * a country which is supported and governed by another country
33 * when you need something or someone all the time, especially in order to
34 * continue existing or operating
39 exception UnableToInclude of string
41 (* statements meaningful for matitadep *)
43 | IncludeDep of string
44 | BaseuriDep of string
45 | UriDep of UriManager.uri
47 let pp_dependency = function
48 | IncludeDep str -> "include \"" ^ str ^ "\""
49 | BaseuriDep str -> "set \"baseuri\" \"" ^ str ^ "\""
50 | UriDep uri -> "uri \"" ^ UriManager.string_of_uri uri ^ "\""
52 let parse_dependencies lexbuf =
54 CicNotationLexer.level2_ast_lexer.Token.tok_func (Obj.magic lexbuf)
59 | [< '("QSTRING", s) >] ->
60 (* because of alias id qstring = qstring :-( *)
62 parse (UriDep (UriManager.uri_of_string s) :: acc)
64 UriManager.IllFormedUri _ -> parse acc)
65 | [< '("URI", u) >] ->
66 parse (UriDep (UriManager.uri_of_string u) :: acc)
67 | [< '("IDENT", "include"); '("QSTRING", fname) >] ->
68 parse (IncludeDep fname :: acc)
69 | [< '("IDENT", "set"); '("QSTRING", "baseuri"); '("QSTRING", baseuri) >] ->
70 parse (BaseuriDep baseuri :: acc)
71 | [< '("EOI", _) >] -> acc
72 | [< 'tok >] -> parse acc
73 | [< >] -> acc) tok_stream
75 Stream.Error _ -> parse acc
76 | CicNotationLexer.Error _ -> parse acc