This repository has been archived on 2021-11-25. You can view files and clone it, but cannot push or open issues or pull requests.
DBHomework/mysql_include/mysql/psi/mysql_ps.h

89 lines
3.1 KiB
C
Raw Normal View History

2017-11-19 14:58:43 +08:00
/* Copyright (c) 2014, 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 St, Fifth Floor, Boston, MA 02110-1301 USA */
#ifndef MYSQL_PS_H
#define MYSQL_PS_H
/**
@file mysql/psi/mysql_ps.h
Instrumentation helpers for prepared statements.
*/
#include "mysql/psi/psi.h"
#ifndef PSI_PS_CALL
#define PSI_PS_CALL(M) PSI_DYNAMIC_CALL(M)
#endif
#ifdef HAVE_PSI_PS_INTERFACE
#define MYSQL_CREATE_PS(IDENTITY, ID, LOCKER, NAME, NAME_LENGTH, SQLTEXT, SQLTEXT_LENGTH) \
inline_mysql_create_prepared_stmt(IDENTITY, ID, LOCKER, NAME, NAME_LENGTH, SQLTEXT, SQLTEXT_LENGTH)
#define MYSQL_EXECUTE_PS(LOCKER, PREPARED_STMT) \
inline_mysql_execute_prepared_stmt(LOCKER, PREPARED_STMT)
#define MYSQL_DESTROY_PS(PREPARED_STMT) \
inline_mysql_destroy_prepared_stmt(PREPARED_STMT)
#define MYSQL_REPREPARE_PS(PREPARED_STMT) \
inline_mysql_reprepare_prepared_stmt(PREPARED_STMT)
#else
#define MYSQL_CREATE_PS(IDENTITY, ID, LOCKER, NAME, NAME_LENGTH, SQLTEXT, SQLTEXT_LENGTH) \
NULL
#define MYSQL_EXECUTE_PS(LOCKER, PREPARED_STMT) \
do {} while (0)
#define MYSQL_DESTROY_PS(PREPARED_STMT) \
do {} while (0)
#define MYSQL_REPREPARE_PS(PREPARED_STMT) \
do {} while (0)
#endif
#ifdef HAVE_PSI_PS_INTERFACE
static inline struct PSI_prepared_stmt*
inline_mysql_create_prepared_stmt(void *identity, uint stmt_id,
PSI_statement_locker *locker,
const char *stmt_name, size_t stmt_name_length,
const char *sqltext, size_t sqltext_length)
{
if (locker == NULL)
return NULL;
return PSI_PS_CALL(create_prepared_stmt)(identity, stmt_id,
locker,
stmt_name, stmt_name_length,
sqltext, sqltext_length);
}
static inline void
inline_mysql_execute_prepared_stmt(PSI_statement_locker *locker,
PSI_prepared_stmt* prepared_stmt)
{
if (prepared_stmt != NULL && locker != NULL)
PSI_PS_CALL(execute_prepared_stmt)(locker, prepared_stmt);
}
static inline void
inline_mysql_destroy_prepared_stmt(PSI_prepared_stmt *prepared_stmt)
{
if (prepared_stmt != NULL)
PSI_PS_CALL(destroy_prepared_stmt)(prepared_stmt);
}
static inline void
inline_mysql_reprepare_prepared_stmt(PSI_prepared_stmt *prepared_stmt)
{
if (prepared_stmt != NULL)
PSI_PS_CALL(reprepare_prepared_stmt)(prepared_stmt);
}
#endif
#endif