1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
/*****************************************************************************
Copyright (c) 2008, 2012, Oracle and/or its affiliates. All Rights Reserved.
This program 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; version 2 of the License.
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 General Public License for more details.
You should have received a copy of the GNU General Public License along with
this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA
*****************************************************************************/
/**************************************************//**
@file include/api0misc.h
InnoDB Native API
3/20/2011 Jimmy Yang extracted from Embedded InnoDB
2008 Created by Sunny Bains
*******************************************************/
#ifndef api0misc_h
#define api0misc_h
#include "univ.i"
#include "os0file.h"
#include "que0que.h"
#include "trx0trx.h"
/** Whether binlog is enabled for applications using InnoDB APIs */
extern my_bool ib_binlog_enabled;
/** Whether MySQL MDL is enabled for applications using InnoDB APIs */
extern my_bool ib_mdl_enabled;
/** Whether InnoDB row lock is disabled for applications using InnoDB APIs */
extern my_bool ib_disable_row_lock;
/** configure value for transaction isolation level */
extern ulong ib_trx_level_setting;
/** configure value for background commit interval (in seconds) */
extern ulong ib_bk_commit_interval;
/********************************************************************
Handles user errors and lock waits detected by the database engine.
@return TRUE if it was a lock wait and we should continue running
the query thread */
UNIV_INTERN
ibool
ib_handle_errors(
/*=============*/
dberr_t* new_err, /*!< out: possible new error
encountered in lock wait, or if
no new error, the value of
trx->error_state at the entry of this
function */
trx_t* trx, /*!< in: transaction */
que_thr_t* thr, /*!< in: query thread */
trx_savept_t* savept); /*!< in: savepoint or NULL */
/*************************************************************************
Sets a lock on a table.
@return error code or DB_SUCCESS */
UNIV_INTERN
dberr_t
ib_trx_lock_table_with_retry(
/*=========================*/
trx_t* trx, /*!< in/out: transaction */
dict_table_t* table, /*!< in: table to lock */
enum lock_mode mode); /*!< in: lock mode */
#endif /* api0misc_h */
|
