30 Thread support library [thread]

30.4 Mutual exclusion [thread.mutex]

30.4.4 Locks [thread.lock]

30.4.4.4 Class template shared_­lock [thread.lock.shared]

30.4.4.4.3 shared_­lock modifiers [thread.lock.shared.mod]

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void swap(shared_lock& sl) noexcept;
1
#
Effects: Swaps the data members of *this and sl.
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mutex_type* release() noexcept;
2
#
Returns: The previous value of pm.
3
#
Ensures: pm == nullptr and owns == false.
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template<class Mutex> void swap(shared_lock<Mutex>& x, shared_lock<Mutex>& y) noexcept;
4
#
Effects: As if by x.swap(y).