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://cs.unibo.it/helm/.
28 type dbd = Mysql.dbd option
29 type result = Mysql.result option
37 | GENERIC_ERROR of string
38 exception Error of string
40 let profiler = HExtlib.profile "mysql"
42 let quick_connect ?host ?database ?port ?password ?user () =
43 profiler.HExtlib.profile
45 Some (Mysql.quick_connect ?host ?database ?port ?password ?user ()))
49 let disconnect = function
51 | Some dbd -> profiler.HExtlib.profile Mysql.disconnect dbd
54 profiler.HExtlib.profile Mysql.escape s
61 Some (profiler.HExtlib.profile (Mysql.exec dbd) s)
62 with Mysql.Error s -> raise (Error s)
68 let map f = Mysql.map res ~f in
69 profiler.HExtlib.profile map f
75 let iter f = Mysql.iter res ~f in
76 profiler.HExtlib.profile iter f
79 | None -> GENERIC_ERROR "Mysql.Connection_error"
81 match Mysql.errno dbd with
82 | Mysql.No_such_table -> No_such_table
83 | Mysql.Table_exists_error -> Table_exists_error
84 | Mysql.Dup_keyname -> Dup_keyname
85 | Mysql.No_such_index -> No_such_index
86 | Mysql.Bad_table_error -> Bad_table_error
87 | _ -> GENERIC_ERROR "Mysql_generic_error"
92 let escape_string_for_like = ("ESCAPE \"\\\\\"" : ('a,'b,'c,'a) format4);;