mysql-server/latest/mysql__simple__error__log_8h_source.html

/* Copyright (c) 2023, 2024, Oracle and/or its affiliates.


   This program is free software; you can redistribute it and/or modify

   it under the terms of the GNU General Public License, version 2.0,

   as published by the Free Software Foundation.


   This program is designed to work with certain software (including

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   as designated in a particular file or component or in included license

   documentation.  The authors of MySQL hereby grant you an additional

   permission to link the program and your derivative works with the

   separately licensed software that they have either included with

   the program or referenced in the documentation.


   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, version 2.0, 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 */


/**

  Simplified error logging service

*/


#ifndef MYSQL_SIMPLE_ERROR_LOG_H_

#define MYSQL_SIMPLE_ERROR_LOG_H_


#include "mysql/components/service.h"


// Keep in sync with my_loglevel.h

#define MYSQL_ERROR_LOG_SEVERITY_SYSTEM 0

#define MYSQL_ERROR_LOG_SEVERITY_ERROR 1

#define MYSQL_ERROR_LOG_SEVERITY_WARNING 2

#define MYSQL_ERROR_LOG_SEVERITY_INFORMATION 3


BEGIN_SERVICE_DEFINITION(mysql_simple_error_log)

DECLARE_BOOL_METHOD(emit,

                    (const char *component, const char *file,

                     unsigned long line, int severity, int error_id, ...));

END_SERVICE_DEFINITION(mysql_simple_error_log)


#define mysql_simple_error_log_emit(component, severity, error_id, ...)     \

  mysql_service_mysql_simple_error_log->emit(component, __FILE__, __LINE__, \

                                             severity, error_id, __VA_ARGS__)

#endif /* MYSQL_SIMPLE_ERROR_LOG_H_ */

emit
static char * emit(UDF_INIT *initid, UDF_ARGS *args, char *result, unsigned long *length, unsigned char *null_value, unsigned char *error)
UDF function itself.
Definition: audit_api_message_emit.cc:429

file
Definition: os0file.h:89

service.h

END_SERVICE_DEFINITION
#define END_SERVICE_DEFINITION(name)
A macro to end the last Service definition started with the BEGIN_SERVICE_DEFINITION macro.
Definition: service.h:91

BEGIN_SERVICE_DEFINITION
#define BEGIN_SERVICE_DEFINITION(name)
Declares a new Service.
Definition: service.h:86

DECLARE_BOOL_METHOD
#define DECLARE_BOOL_METHOD(name, args)
Declares a method that returns bool as a part of the Service definition.
Definition: service.h:112