Adding upstream version 1:10.5.12.upstream/1%10.5.12upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 188 insertions, 0 deletions

diff --git a/storage/perfschema/table_all_instr.cc b/storage/perfschema/table_all_instr.cc
new file mode 100644
index 00000000..b030b882
--- /dev/null
+++ b/storage/perfschema/table_all_instr.cc
@@ -0,0 +1,188 @@
+/* Copyright (c) 2008, 2015, 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, version 2.0,
+  as published by the Free Software Foundation.
+
+  This program is also distributed with certain software (including
+  but not limited to OpenSSL) that is licensed under separate terms,
+  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 included with MySQL.
+
+  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,
+  51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */
+
+/**
+  @file storage/perfschema/table_all_instr.cc
+  Abstract tables for all instruments (implementation).
+*/
+
+#include "my_global.h"
+#include "my_thread.h"
+#include "table_all_instr.h"
+#include "pfs_global.h"
+#include "pfs_buffer_container.h"
+
+ha_rows
+table_all_instr::get_row_count(void)
+{
+  return global_mutex_container.get_row_count()
+    + global_rwlock_container.get_row_count()
+    + global_cond_container.get_row_count()
+    + global_file_container.get_row_count()
+    + global_socket_container.get_row_count() ;
+}
+
+table_all_instr::table_all_instr(const PFS_engine_table_share *share)
+  : PFS_engine_table(share, &m_pos),
+    m_pos(), m_next_pos()
+{}
+
+void table_all_instr::reset_position(void)
+{
+  m_pos.reset();
+  m_next_pos.reset();
+}
+
+int table_all_instr::rnd_next(void)
+{
+  PFS_mutex *mutex;
+  PFS_rwlock *rwlock;
+  PFS_cond *cond;
+  PFS_file *file;
+  PFS_socket *socket;
+
+  for (m_pos.set_at(&m_next_pos);
+       m_pos.has_more_view();
+       m_pos.next_view())
+  {
+    switch (m_pos.m_index_1) {
+    case pos_all_instr::VIEW_MUTEX:
+      {
+        PFS_mutex_iterator it= global_mutex_container.iterate(m_pos.m_index_2);
+        mutex= it.scan_next(& m_pos.m_index_2);
+        if (mutex != NULL)
+        {
+          make_mutex_row(mutex);
+          m_next_pos.set_after(&m_pos);
+          return 0;
+        }
+      }
+      break;
+    case pos_all_instr::VIEW_RWLOCK:
+      {
+        PFS_rwlock_iterator it= global_rwlock_container.iterate(m_pos.m_index_2);
+        rwlock= it.scan_next(& m_pos.m_index_2);
+        if (rwlock != NULL)
+        {
+          make_rwlock_row(rwlock);
+          m_next_pos.set_after(&m_pos);
+          return 0;
+        }
+      }
+      break;
+    case pos_all_instr::VIEW_COND:
+      {
+        PFS_cond_iterator it= global_cond_container.iterate(m_pos.m_index_2);
+        cond= it.scan_next(& m_pos.m_index_2);
+        if (cond != NULL)
+        {
+          make_cond_row(cond);
+          m_next_pos.set_after(&m_pos);
+          return 0;
+        }
+      }
+      break;
+    case pos_all_instr::VIEW_FILE:
+      {
+        PFS_file_iterator it= global_file_container.iterate(m_pos.m_index_2);
+        file= it.scan_next(& m_pos.m_index_2);
+        if (file != NULL)
+        {
+          make_file_row(file);
+          m_next_pos.set_after(&m_pos);
+          return 0;
+        }
+      }
+      break;
+    case pos_all_instr::VIEW_SOCKET:
+      {
+        PFS_socket_iterator it= global_socket_container.iterate(m_pos.m_index_2);
+        socket= it.scan_next(& m_pos.m_index_2);
+        if (socket != NULL)
+        {
+          make_socket_row(socket);
+          m_next_pos.set_after(&m_pos);
+          return 0;
+        }
+      }
+      break;
+    }
+  }
+
+  return HA_ERR_END_OF_FILE;
+}
+
+int table_all_instr::rnd_pos(const void *pos)
+{
+  PFS_mutex *mutex;
+  PFS_rwlock *rwlock;
+  PFS_cond *cond;
+  PFS_file *file;
+  PFS_socket *socket;
+
+  set_position(pos);
+
+  switch (m_pos.m_index_1) {
+  case pos_all_instr::VIEW_MUTEX:
+    mutex= global_mutex_container.get(m_pos.m_index_2);
+    if (mutex != NULL)
+    {
+      make_mutex_row(mutex);
+      return 0;
+    }
+    break;
+  case pos_all_instr::VIEW_RWLOCK:
+    rwlock= global_rwlock_container.get(m_pos.m_index_2);
+    if (rwlock != NULL)
+    {
+      make_rwlock_row(rwlock);
+      return 0;
+    }
+    break;
+  case pos_all_instr::VIEW_COND:
+    cond= global_cond_container.get(m_pos.m_index_2);
+    if (cond != NULL)
+    {
+      make_cond_row(cond);
+      return 0;
+    }
+    break;
+  case pos_all_instr::VIEW_FILE:
+    file= global_file_container.get(m_pos.m_index_2);
+    if (file != NULL)
+    {
+      make_file_row(file);
+      return 0;
+    }
+    break;
+  case pos_all_instr::VIEW_SOCKET:
+    socket= global_socket_container.get(m_pos.m_index_2);
+    if (socket != NULL)
+    {
+      make_socket_row(socket);
+      return 0;
+    }
+    break;
+  }
+
+  return HA_ERR_RECORD_DELETED;
+}