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Viewing changes to drizzled/thr_lock.h

  • Committer: lbieber
  • Date: 2010-10-01 12:16:18 UTC
  • mfrom: (1802.1.1 fix-bug-651256)
  • Revision ID: lbieber@orisndriz08-20101001121618-uqcboygpjwbiglem
Merge Vijay - fix bug 651256 - Remove --help-extended

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drizzled/thr_lock.h
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   You should have received a copy of the GNU General Public License
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   along with this program; if not, write to the Free Software
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   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA */
 
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   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
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/* For use with thr_locks */
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#define DRIZZLED_THR_LOCK_H
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#include <boost/thread/mutex.hpp>
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#include <boost/thread/shared_mutex.hpp>
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#include <boost/thread/condition_variable.hpp>
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#include "drizzled/visibility.h"
 
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#include <pthread.h>
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namespace drizzled
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{
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struct THR_LOCK_INFO
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{
 
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  pthread_t thread;
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  uint64_t thread_id;
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  uint32_t n_cursors;
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  THR_LOCK_INFO() : 
 
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    thread(0),
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    thread_id(0),
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    n_cursors(0)
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  { }
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struct THR_LOCK;
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struct THR_LOCK_DATA;
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struct DRIZZLED_API THR_LOCK_DATA {
 
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struct THR_LOCK_DATA {
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  THR_LOCK_OWNER *owner;
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  struct THR_LOCK_DATA *next,**prev;
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  struct THR_LOCK *lock;
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  boost::condition_variable_any *cond;
 
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  boost::condition_variable *cond;
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  enum thr_lock_type type;
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  void *status_param;                   /* Param to status functions */
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  }
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};
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class Session; 
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#define thr_lock_owner_init(owner, info_arg) (owner)->info= (info_arg)
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DRIZZLED_API void thr_lock_init(THR_LOCK *lock);
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enum enum_thr_lock_result thr_multi_lock(Session &session, THR_LOCK_DATA **data,
 
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void thr_lock_info_init(THR_LOCK_INFO *info);
 
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void thr_lock_init(THR_LOCK *lock);
 
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enum enum_thr_lock_result thr_multi_lock(THR_LOCK_DATA **data,
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                                         uint32_t count, THR_LOCK_OWNER *owner);
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void thr_multi_unlock(THR_LOCK_DATA **data,uint32_t count);
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