1 /***************************************************************************** 2 3 Copyright (c) 2008, 2019, Oracle and/or its affiliates. All Rights Reserved. 4 5 This program is free software; you can redistribute it and/or modify it under 6 the terms of the GNU General Public License, version 2.0, as published by the 7 Free Software Foundation. 8 9 This program is also distributed with certain software (including but not 10 limited to OpenSSL) that is licensed under separate terms, as designated in a 11 particular file or component or in included license documentation. The authors 12 of MySQL hereby grant you an additional permission to link the program and 13 your derivative works with the separately licensed software that they have 14 included with MySQL. 15 16 This program is distributed in the hope that it will be useful, but WITHOUT 17 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 18 FOR A PARTICULAR PURPOSE. See the GNU General Public License, version 2.0, 19 for more details. 20 21 You should have received a copy of the GNU General Public License along with 22 this program; if not, write to the Free Software Foundation, Inc., 23 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 24 25 *****************************************************************************/ 26 27 /** @file include/api0misc.h 28 InnoDB Native API 29 30 3/20/2011 Jimmy Yang extracted from Embedded InnoDB 31 2008 Created by Sunny Bains 32 *******************************************************/ 33 34 #ifndef api0misc_h 35 #define api0misc_h 36 37 #include <sys/types.h> 38 39 #include "handler.h" 40 #include "os0file.h" 41 #include "que0que.h" 42 #include "trx0trx.h" 43 #include "univ.i" 44 45 /** Whether binlog is enabled for applications using InnoDB APIs */ 46 extern bool ib_binlog_enabled; 47 48 /** Whether MySQL MDL is enabled for applications using InnoDB APIs */ 49 extern bool ib_mdl_enabled; 50 51 /** Whether InnoDB row lock is disabled for applications using InnoDB APIs */ 52 extern bool ib_disable_row_lock; 53 54 /** configure value for transaction isolation level */ 55 extern ulong ib_trx_level_setting; 56 57 /** configure value for background commit interval (in seconds) */ 58 extern ulong ib_bk_commit_interval; 59 60 struct ib_sdi_key { 61 const sdi_key_t *sdi_key; 62 }; 63 64 struct ib_sdi_vector { 65 sdi_vector_t *sdi_vector; 66 }; 67 68 /* Handles user errors and lock waits detected by the database engine. 69 @param[out] new_err possible new error encountered in lock wait, or if no 70 new error, the value of trx->error_state at the entry of this function 71 @param[in] trx transaction 72 @param[in] thr query thread 73 @param[in] savept savepoint or NULL 74 @param[in] is_sdi true if table is SDI 75 @return TRUE if it was a lock wait and we should continue running 76 the query thread. */ 77 ibool ib_handle_errors(dberr_t *new_err, trx_t *trx, que_thr_t *thr, 78 trx_savept_t *savept, bool is_sdi); 79 80 /************************************************************************* 81 Sets a lock on a table. 82 @return error code or DB_SUCCESS */ 83 dberr_t ib_trx_lock_table_with_retry( 84 trx_t *trx, /*!< in/out: transaction */ 85 dict_table_t *table, /*!< in: table to lock */ 86 enum lock_mode mode); /*!< in: lock mode */ 87 88 #endif /* api0misc_h */ 89