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mysql/sql/debug_sync.h at t10-dev · sateeshgithub/mysql · GitHub
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#
ifndef
DEBUG_SYNC_INCLUDED
#
define
DEBUG_SYNC_INCLUDED
/*
Copyright (c) 2009, 2011, 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, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/*
*
@file
Declarations for the Debug Sync Facility. See debug_sync.cc for details.
*/
#
ifdef
USE_PRAGMA_INTERFACE
#
pragma
interface
/*
gcc class implementation
*/
#
endif
#
include
<
my_global.h
>
class
THD
;
#
if
defined(ENABLED_DEBUG_SYNC)
/*
Macro to be put in the code at synchronization points.
*/
#
define
DEBUG_SYNC
(
_thd_, _sync_point_name_
) \
do
{
if
(
unlikely
(opt_debug_sync_timeout)) \
debug_sync
(_thd_,
STRING_WITH_LEN
(_sync_point_name_)); \
}
while
(
0
)
/*
Command line option --debug-sync-timeout. See mysqld.cc.
*/
extern
MYSQL_PLUGIN_IMPORT
uint opt_debug_sync_timeout;
/*
Default WAIT_FOR timeout if command line option is given without argument.
*/
#
define
DEBUG_SYNC_DEFAULT_WAIT_TIMEOUT
300
/*
Debug Sync prototypes. See debug_sync.cc.
*/
extern
int
debug_sync_init
(
void
);
extern
void
debug_sync_end
(
void
);
extern
void
debug_sync_init_thread
(
THD
*thd);
extern
void
debug_sync_end_thread
(
THD
*thd);
extern
void
debug_sync
(
THD
*thd,
const
char
*sync_point_name,
size_t
name_len);
extern
bool
debug_sync_set_action
(
THD
*thd,
const
char
*action_str,
size_t
len);
#
else
/*
defined(ENABLED_DEBUG_SYNC)
*/
#
define
DEBUG_SYNC
(
_thd_, _sync_point_name_
)
/*
disabled DEBUG_SYNC
*/
#
endif
/*
defined(ENABLED_DEBUG_SYNC)
*/
#
endif
/*
DEBUG_SYNC_INCLUDED
*/
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