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Viewing changes to plugin/innobase/include/os0sync.h

  • Committer: Lee Bieber
  • Date: 2010-12-23 02:14:02 UTC
  • mfrom: (2021.1.2 build)
  • Revision ID: kalebral@gmail.com-20101223021402-o4zhdsv3x8s0q6pz
Merge Stewart - Update innobase plugin to be based on innodb 1.1.4 from MySQL 5.5.8 
Merge Marisa - fixed markup in 'administrative.rst', which was throwing an error in the build

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plugin/innobase/include/os0sync.h
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                                        /*!< list of all created events */
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};
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/** Denotes an infinite delay for os_event_wait_time() */
 
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#define OS_SYNC_INFINITE_TIME   ULINT_UNDEFINED
 
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/** Return value of os_event_wait_time() when the time is exceeded */
 
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#define OS_SYNC_TIME_EXCEEDED   1
 
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/** Operating system mutex */
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typedef struct os_mutex_struct  os_mutex_str_t;
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/** Operating system mutex handle */
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                                        os_event_reset(). */
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#define os_event_wait(event) os_event_wait_low(event, 0)
 
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#define os_event_wait_time(e, t) os_event_wait_time_low(event, t, 0)
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/**********************************************************//**
 
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Waits for an event object until it is in the signaled state or
 
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a timeout is exceeded. In Unix the timeout is always infinite.
 
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@return 0 if success, OS_SYNC_TIME_EXCEEDED if timeout was exceeded */
 
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UNIV_INTERN
 
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ulint
 
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os_event_wait_time_low(
 
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/*===================*/
 
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        os_event_t      event,                  /*!< in: event to wait */
 
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        ulint           time_in_usec,           /*!< in: timeout in
 
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                                                microseconds, or
 
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                                                OS_SYNC_INFINITE_TIME */
 
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        ib_int64_t      reset_sig_count);       /*!< in: zero or the value
 
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                                                returned by previous call of
 
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                                                os_event_reset(). */
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/*********************************************************//**
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Creates an operating system mutex semaphore. Because these are slow, the
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mutex semaphore of InnoDB itself (mutex_t) should be used where possible.