mirror of
https://github.com/MariaDB/server.git
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f9f33b85be
Other things: - Handler errors from ha_maria::implict_commit - Disable DBUG in safe_mutex_lock to get trace file easier to read
54 lines
2.2 KiB
C++
54 lines
2.2 KiB
C++
/* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */
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#ifndef LOCK_INCLUDED
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#define LOCK_INCLUDED
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#include "thr_lock.h" /* thr_lock_type */
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#include "mdl.h"
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// Forward declarations
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struct TABLE;
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struct TABLE_LIST;
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class THD;
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typedef struct st_mysql_lock MYSQL_LOCK;
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MYSQL_LOCK *mysql_lock_tables(THD *thd, TABLE **table, uint count, uint flags);
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bool mysql_lock_tables(THD *thd, MYSQL_LOCK *sql_lock, uint flags);
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int mysql_unlock_tables(THD *thd, MYSQL_LOCK *sql_lock, bool free_lock);
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int mysql_unlock_tables(THD *thd, MYSQL_LOCK *sql_lock);
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int mysql_unlock_read_tables(THD *thd, MYSQL_LOCK *sql_lock);
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int mysql_unlock_some_tables(THD *thd, TABLE **table,uint count, uint flag);
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int mysql_lock_remove(THD *thd, MYSQL_LOCK *locked,TABLE *table);
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bool mysql_lock_abort_for_thread(THD *thd, TABLE *table);
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MYSQL_LOCK *mysql_lock_merge(MYSQL_LOCK *a,MYSQL_LOCK *b);
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/* Lock based on name */
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bool lock_schema_name(THD *thd, const char *db);
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/* Lock based on stored routine name */
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bool lock_object_name(THD *thd, MDL_key::enum_mdl_namespace mdl_type,
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const char *db, const char *name);
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/* flags for get_lock_data */
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#define GET_LOCK_UNLOCK 0
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#define GET_LOCK_STORE_LOCKS 1
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#define GET_LOCK_ACTION_MASK 1
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#define GET_LOCK_ON_THD (1 << 1)
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#define GET_LOCK_SKIP_SEQUENCES (1 << 2)
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MYSQL_LOCK *get_lock_data(THD *thd, TABLE **table_ptr, uint count, uint flags);
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void reset_lock_data(MYSQL_LOCK *sql_lock, bool unlock);
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#endif /* LOCK_INCLUDED */
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