MySQL 9.1.0
Source Code Documentation
mysql_system_variable_reader_imp.h
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1/* Copyright (c) 2021, 2024, Oracle and/or its affiliates.
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23
24#ifndef MYSQL_SYSTEM_VARIABLE_READER_IMP_H
25#define MYSQL_SYSTEM_VARIABLE_READER_IMP_H
26
29
30/**
31 An implementation of mysql system_variable_reader for
32 the mysql server component.
33*/
35 public:
36 static DEFINE_BOOL_METHOD(get, (MYSQL_THD hthd, const char *variable_type,
37 const char *component_name,
38 const char *variable_name, void **val,
39 size_t *out_length_of_val));
40};
41
42#endif /* MYSQL_SYSTEM_VARIABLE_READER_IMP_H */
#define MYSQL_THD
Definition: backup_page_tracker.h:38
An implementation of mysql system_variable_reader for the mysql server component.
Definition: mysql_system_variable_reader_imp.h:34
static mysql_service_status_t get(THD *hthd, const char *variable_type, const char *component_name, const char *variable_name, void **val, size_t *out_length_of_val) noexcept
Gets the value of a system variable.
Definition: mysql_system_variable_reader_imp.cc:61
Specifies macros to define Service Implementations.
#define DEFINE_BOOL_METHOD(name, args)
A short macro to define method that returns bool, which is the most common case.
Definition: service_implementation.h:88