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  • Committer: Joseph Daly
  • Date: 2010-10-30 01:01:48 UTC
  • mfrom: (1891 staging)
  • mto: This revision was merged to the branch mainline in revision 1900.
  • Revision ID: skinny.moey@gmail.com-20101030010148-k39lnrftv4bkbux9
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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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  }
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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_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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} /* namespace drizzled */
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