folly::SharedMutexImpl< ReaderPriority, Tag_, Atom, BlockImmediately, AnnotateForThreadSanitizer >::WaitForDuration< Rep, Period > Struct Template Reference

Public Member Functions
	WaitForDuration (const std::chrono::duration< Rep, Period > &duration)
std::chrono::steady_clock::time_point	deadline ()
bool	canBlock ()
bool	canTimeOut ()
bool	shouldTimeOut ()
bool	doWait (Futex &futex, uint32_t expected, uint32_t waitMask)

Public Attributes
std::chrono::duration< Rep, Period >	duration_
bool	deadlineComputed_
std::chrono::steady_clock::time_point	deadline_

Detailed Description

template<bool ReaderPriority, typename Tag_ = void, template< typename > class Atom = std::atomic, bool BlockImmediately = false, bool AnnotateForThreadSanitizer = kIsSanitizeThread && !ReaderPriority>
template<class Rep, class Period>
struct folly::SharedMutexImpl< ReaderPriority, Tag_, Atom, BlockImmediately, AnnotateForThreadSanitizer >::WaitForDuration< Rep, Period >

Definition at line 617 of file SharedMutex.h.

Constructor & Destructor Documentation

template<bool ReaderPriority, typename Tag_ = void, template< typename > class Atom = std::atomic, bool BlockImmediately = false, bool AnnotateForThreadSanitizer = kIsSanitizeThread && !ReaderPriority>

template<class Rep , class Period >

folly::SharedMutexImpl< ReaderPriority, Tag_, Atom, BlockImmediately, AnnotateForThreadSanitizer >::WaitForDuration< Rep, Period >::WaitForDuration ( const std::chrono::duration< Rep, Period > &  duration )

inlineexplicit

Definition at line 622 of file SharedMutex.h.

        : duration_(duration), deadlineComputed_(false) {}

Member Function Documentation

template<bool ReaderPriority, typename Tag_ = void, template< typename > class Atom = std::atomic, bool BlockImmediately = false, bool AnnotateForThreadSanitizer = kIsSanitizeThread && !ReaderPriority>

template<class Rep , class Period >

bool folly::SharedMutexImpl< ReaderPriority, Tag_, Atom, BlockImmediately, AnnotateForThreadSanitizer >::WaitForDuration< Rep, Period >::canBlock ( )

inline

Definition at line 633 of file SharedMutex.h.

                    {
      return duration_.count() > 0;
    }

template<bool ReaderPriority, typename Tag_ = void, template< typename > class Atom = std::atomic, bool BlockImmediately = false, bool AnnotateForThreadSanitizer = kIsSanitizeThread && !ReaderPriority>

template<class Rep , class Period >

bool folly::SharedMutexImpl< ReaderPriority, Tag_, Atom, BlockImmediately, AnnotateForThreadSanitizer >::WaitForDuration< Rep, Period >::canTimeOut ( )

inline

Definition at line 636 of file SharedMutex.h.

                      {
      return true;
    }

template<bool ReaderPriority, typename Tag_ = void, template< typename > class Atom = std::atomic, bool BlockImmediately = false, bool AnnotateForThreadSanitizer = kIsSanitizeThread && !ReaderPriority>

template<class Rep , class Period >

std::chrono::steady_clock::time_point folly::SharedMutexImpl< ReaderPriority, Tag_, Atom, BlockImmediately, AnnotateForThreadSanitizer >::WaitForDuration< Rep, Period >::deadline ( )

inline

Definition at line 625 of file SharedMutex.h.

References now().

                                               {
      if (!deadlineComputed_) {
        deadline_ = std::chrono::steady_clock::now() + duration_;
        deadlineComputed_ = true;
      }
      return deadline_;
    }

template<bool ReaderPriority, typename Tag_ = void, template< typename > class Atom = std::atomic, bool BlockImmediately = false, bool AnnotateForThreadSanitizer = kIsSanitizeThread && !ReaderPriority>

template<class Rep , class Period >

bool folly::SharedMutexImpl< ReaderPriority, Tag_, Atom, BlockImmediately, AnnotateForThreadSanitizer >::WaitForDuration< Rep, Period >::doWait ( Futex &  futex, uint32_t  expected, uint32_t  waitMask  )

inline

Definition at line 644 of file SharedMutex.h.

References folly::detail::futexWaitUntil(), and folly::detail::TIMEDOUT.

                                                                    {
      auto result =
          detail::futexWaitUntil(&futex, expected, deadline(), waitMask);
      return result != folly::detail::FutexResult::TIMEDOUT;
    }

template<bool ReaderPriority, typename Tag_ = void, template< typename > class Atom = std::atomic, bool BlockImmediately = false, bool AnnotateForThreadSanitizer = kIsSanitizeThread && !ReaderPriority>

template<class Rep , class Period >

bool folly::SharedMutexImpl< ReaderPriority, Tag_, Atom, BlockImmediately, AnnotateForThreadSanitizer >::WaitForDuration< Rep, Period >::shouldTimeOut ( )

inline

Definition at line 640 of file SharedMutex.h.

References now().

                         {
      return std::chrono::steady_clock::now() > deadline();
    }

Member Data Documentation

template<bool ReaderPriority, typename Tag_ = void, template< typename > class Atom = std::atomic, bool BlockImmediately = false, bool AnnotateForThreadSanitizer = kIsSanitizeThread && !ReaderPriority>

template<class Rep , class Period >

std::chrono::steady_clock::time_point folly::SharedMutexImpl< ReaderPriority, Tag_, Atom, BlockImmediately, AnnotateForThreadSanitizer >::WaitForDuration< Rep, Period >::deadline_

Definition at line 620 of file SharedMutex.h.

template<bool ReaderPriority, typename Tag_ = void, template< typename > class Atom = std::atomic, bool BlockImmediately = false, bool AnnotateForThreadSanitizer = kIsSanitizeThread && !ReaderPriority>

template<class Rep , class Period >

bool folly::SharedMutexImpl< ReaderPriority, Tag_, Atom, BlockImmediately, AnnotateForThreadSanitizer >::WaitForDuration< Rep, Period >::deadlineComputed_

Definition at line 619 of file SharedMutex.h.

template<bool ReaderPriority, typename Tag_ = void, template< typename > class Atom = std::atomic, bool BlockImmediately = false, bool AnnotateForThreadSanitizer = kIsSanitizeThread && !ReaderPriority>

template<class Rep , class Period >

std::chrono::duration<Rep, Period> folly::SharedMutexImpl< ReaderPriority, Tag_, Atom, BlockImmediately, AnnotateForThreadSanitizer >::WaitForDuration< Rep, Period >::duration_

Definition at line 618 of file SharedMutex.h.

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The documentation for this struct was generated from the following file:

• proxygen/folly/folly/SharedMutex.h