std::shared_lock<folly::SharedMutexImpl<ReaderPriority, Tag_, Atom, Policy>>::shared_lock

Synopses

Declared in <folly/SharedMutex.h>

Constructs a lock that owns no mutex.

shared_lock() noexcept = default;

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Deleted copy constructor; the lock is not copyable.

shared_lock(shared_lock const& other) = delete;

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Move-constructs a lock, transferring ownership from another lock.

shared_lock(shared_lock&& other) noexcept;

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Constructs a lock and acquires the mutex in shared mode.

[[nodiscard]]
explicit
shared_lock(mutex_type& mutex);

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Constructs a lock that adopts an already-held shared lock.

[[nodiscard]]
shared_lock(
    mutex_type& mutex,
    std::adopt_lock_t unused);

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Constructs a lock that manages a mutex without acquiring it.

shared_lock(
    mutex_type& mutex,
    std::defer_lock_t unused) noexcept;

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Constructs a lock and tries to acquire the mutex without blocking.

[[nodiscard]]
shared_lock(
    mutex_type& mutex,
    std::try_to_lock_t unused);

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Constructs a lock and tries to acquire the mutex within a duration.

template<
    typename Rep,
    typename Period>
[[nodiscard]]
shared_lock(
    mutex_type& mutex,
    std::chrono::duration<Rep, Period> const& timeout);

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Constructs a lock and tries to acquire the mutex by a deadline.

template<
    typename Clock,
    typename Duration>
[[nodiscard]]
shared_lock(
    mutex_type& mutex,
    std::chrono::time_point<Clock, Duration> const& deadline);

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