std::unique_lock::unlock - std::unique_lock::unlock
void unlock(); (since C++11)
Unlocks (i.e., releases ownership of) the associated mutex and releases
ownership.
std::system_error is thrown if there is no associated mutex or if the mutex
is not
locked.
* Any exceptions thrown by mutex()->unlock()
* If there is no associated mutex or the mutex is not locked,
std::system_error
with an error code of std::errc::operation_not_permitted
This section is incomplete
Reason: no example
lock locks (i.e., takes ownership of) the associated mutex
(public member function)
disassociates the associated mutex without unlocking (i.e., releasing
release ownership of) it
(public member function)