Add implementation

1 files changed, 155 insertions, 0 deletions

diff --git a/mysql/mysql/psi/psi_base.h b/mysql/mysql/psi/psi_base.h
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+/* Copyright (c) 2008, 2016, 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,
+  51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */
+
+#ifndef MYSQL_PSI_BASE_H
+#define MYSQL_PSI_BASE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+  @file mysql/psi/psi_base.h
+  Performance schema instrumentation interface.
+
+  @defgroup Instrumentation_interface Instrumentation Interface
+  @ingroup Performance_schema
+  @{
+*/
+
+#define PSI_INSTRUMENT_ME 0
+
+#define PSI_NOT_INSTRUMENTED 0
+
+/**
+  Global flag.
+  This flag indicate that an instrumentation point is a global variable,
+  or a singleton.
+*/
+#define PSI_FLAG_GLOBAL (1 << 0)
+
+/**
+  Mutable flag.
+  This flag indicate that an instrumentation point is a general placeholder,
+  that can mutate into a more specific instrumentation point.
+*/
+#define PSI_FLAG_MUTABLE (1 << 1)
+
+#define PSI_FLAG_THREAD (1 << 2)
+
+/**
+  Stage progress flag.
+  This flag apply to the stage instruments only.
+  It indicates the instrumentation provides progress data.
+*/
+#define PSI_FLAG_STAGE_PROGRESS (1 << 3)
+
+/**
+  Shared Exclusive flag.
+  Indicates that rwlock support the shared exclusive state.
+*/
+#define PSI_RWLOCK_FLAG_SX (1 << 4)
+
+/**
+  Transferable flag.
+  This flag indicate that an instrumented object can
+  be created by a thread and destroyed by another thread.
+*/
+#define PSI_FLAG_TRANSFER (1 << 5)
+
+/**
+  Volatility flag.
+  This flag indicate that an instrumented object
+  has a volatility (life cycle) comparable
+  to the volatility of a session.
+*/
+#define PSI_FLAG_VOLATILITY_SESSION (1 << 6)
+
+#ifdef HAVE_PSI_INTERFACE
+
+/**
+  @def PSI_VERSION_1
+  Performance Schema Interface number for version 1.
+  This version is supported.
+*/
+#define PSI_VERSION_1 1
+
+/**
+  @def PSI_VERSION_2
+  Performance Schema Interface number for version 2.
+  This version is not implemented, it's a placeholder.
+*/
+#define PSI_VERSION_2 2
+
+/**
+  @def PSI_CURRENT_VERSION
+  Performance Schema Interface number for the most recent version.
+  The most current version is @c PSI_VERSION_1
+*/
+#define PSI_CURRENT_VERSION 1
+
+/**
+  @def USE_PSI_1
+  Define USE_PSI_1 to use the interface version 1.
+*/
+
+/**
+  @def USE_PSI_2
+  Define USE_PSI_2 to use the interface version 2.
+*/
+
+/**
+  @def HAVE_PSI_1
+  Define HAVE_PSI_1 if the interface version 1 needs to be compiled in.
+*/
+
+/**
+  @def HAVE_PSI_2
+  Define HAVE_PSI_2 if the interface version 2 needs to be compiled in.
+*/
+
+#ifndef USE_PSI_2
+#ifndef USE_PSI_1
+#define USE_PSI_1
+#endif
+#endif
+
+#ifdef USE_PSI_1
+#define HAVE_PSI_1
+#endif
+
+#ifdef USE_PSI_2
+#define HAVE_PSI_2
+#endif
+
+/*
+  Allow to override PSI_XXX_CALL at compile time
+  with more efficient implementations, if available.
+  If nothing better is available,
+  make a dynamic call using the PSI_server function pointer.
+*/
+
+#define PSI_DYNAMIC_CALL(M) PSI_server->M
+
+#endif /* HAVE_PSI_INTERFACE */
+
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* MYSQL_PSI_BASE_H */
+