MySQL 8.4.3
Source Code Documentation
pfs_metric_provider.h
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1/* Copyright (c) 2023, 2024, Oracle and/or its affiliates.
2
3 This program is free software; you can redistribute it and/or modify
4 it under the terms of the GNU General Public License, version 2.0,
5 as published by the Free Software Foundation.
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7 This program is designed to work with certain software (including
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12 separately licensed software that they have either included with
13 the program or referenced in the documentation.
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15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License, version 2.0, for more details.
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20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
23
24#ifndef PFS_METRIC_PROVIDER_H
25#define PFS_METRIC_PROVIDER_H
26
27/**
28 @file include/pfs_metric_provider.h
29 Performance schema instrumentation (declarations).
30*/
31
32/* HAVE_PSI_*_INTERFACE */
33#include "my_psi_config.h" // IWYU pragma: keep
34
35#ifdef HAVE_PSI_METRICS_INTERFACE
36#if defined(MYSQL_SERVER) || defined(PFS_DIRECT_CALL)
37#ifndef MYSQL_DYNAMIC_PLUGIN
38
39#include "my_macros.h"
41
42#define PSI_METRIC_CALL(M) pfs_##M##_v1
43
50void pfs_send_change_notification_v1(const char *meter, MeterNotifyType change);
51
52#endif /* MYSQL_DYNAMIC_PLUGIN */
53#endif /* MYSQL_SERVER || PFS_DIRECT_CALL */
54#endif /* HAVE_PSI_METRICS_INTERFACE */
55
56#endif
Some common macros.
Defines various enable/disable and HAVE_ macros related to the performance schema instrumentation sys...
static int count
Definition: myisam_ftdump.cc:45
void pfs_unregister_change_notification_v1(meter_registration_changes_v1_t callback)
Definition: pfs_metrics_service_imp.cc:474
void pfs_register_change_notification_v1(meter_registration_changes_v1_t callback)
Definition: pfs_metrics_service_imp.cc:464
void pfs_unregister_meters_v1(PSI_meter_info_v1 *info, size_t count)
Definition: pfs_metrics_service_imp.cc:430
void pfs_register_meters_v1(PSI_meter_info_v1 *info, size_t count)
Definition: pfs_metrics_service_imp.cc:323
void pfs_send_change_notification_v1(const char *meter, MeterNotifyType change)
Definition: pfs_metrics_service_imp.cc:484
Performance schema instrumentation interface.
MeterNotifyType
Definition: psi_metric_bits.h:40
void(* meter_registration_changes_v1_t)(const char *meter, MeterNotifyType change)
Callback function to notify of changes within the set of registered meters.
Definition: psi_metric_bits.h:178
Define a meter source, storing char pointers requires the original strings to be valid for entire lif...
Definition: psi_metric_bits.h:143