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Merge MWL#116 into mariadb-5.2-rpl.

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2010-12-25 15:42:33 +01:00
parent b3c72b9a02 a2d921be36
commit 34a48dd4a0
23 changed files with 1930 additions and 452 deletions
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18
sql/sql_class.h
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@ -2454,6 +2454,14 @@ public:
return backup;
}
void clear_wakeup_ready() { wakeup_ready= false; }
/*
Sleep waiting for others to wake us up with signal_wakeup_ready().
Must call clear_wakeup_ready() before waiting.
*/
void wait_for_wakeup_ready();
/* Wake this thread up from wait_for_wakeup_ready(). */
void signal_wakeup_ready();
private:
/** The current internal error handler for this thread, or NULL. */
Internal_error_handler *m_internal_handler;
@ -2492,6 +2500,16 @@ private:
*/
LEX_STRING invoker_user;
LEX_STRING invoker_host;
/*
Flag, mutex and condition for a thread to wait for a signal from another
thread.
Currently used to wait for group commit to complete, can also be used for
other purposes.
*/
bool wakeup_ready;
pthread_mutex_t LOCK_wakeup_ready;
pthread_cond_t COND_wakeup_ready;
};
/** A short cut for thd->main_da.set_ok_status(). */