Namespace
Varianti

std::unique_lock::operator bool

Da cppreference.com.
< cpp‎ | thread‎ | unique lock

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C++
 
Discussione libreria di supporto
Threads
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Threads
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thread(C++11)
this_thread spazio dei nomi
Original:
this_thread namespace
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get_id(C++11)
yield(C++11)
sleep_for(C++11)
sleep_until(C++11)
Mutua esclusione
Original:
Mutual exclusion
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mutex(C++11)
timed_mutex(C++11)
Blocco di gestione generico
Original:
Generic lock management
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lock_guard(C++11)
unique_lock(C++11)
defer_lock_t
try_to_lock_t
adopt_lock_t		(C++11)
(C++11)
(C++11)
lock(C++11)
try_lock(C++11)
defer_lock
try_to_lock
adopt_lock		(C++11)
(C++11)
(C++11)
Condizioni variabili
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Condition variables
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condition_variable(C++11)
condition_variable_any(C++11)
notify_all_at_thread_exit(C++11)
cv_status(C++11)
Futures
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Futures
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promise(C++11)
future(C++11)
shared_future(C++11)
packaged_task(C++11)
async(C++11)
launch(C++11)
future_status(C++11)
future_error(C++11)
future_category(C++11)
future_errc(C++11)
 
std::unique_lock
Membri funzioni
Original:
Member functions
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unique_lock::unique_lock
unique_lock::~unique_lock
unique_lock::operator=
Bloccaggio
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Locking
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unique_lock::lock
unique_lock::try_lock
unique_lock::try_lock_for
unique_lock::try_lock_until
unique_lock::unlock
Modificatori
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Modifiers
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unique_lock::swap
unique_lock::release
Osservatori
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Observers
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unique_lock::mutex
unique_lock::owns_lock
unique_lock::operator bool
Non membri funzioni
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Non-member functions
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std::swap
 
explicit operator bool() const;
 (dal C++11)
Verifica se *this possiede un mutex bloccato o meno. Chiama efficacemente owns_lock().
Original:
Checks whether *this owns a locked mutex or not. Effectively calls owns_lock().
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Indice

[modifica] Parametri

(Nessuno)
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(none)
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[modifica] Valore di ritorno

true se *this ha un mutex associato e ha acquisito la proprietà, false altrimenti.
Original:
true if *this has an associated mutex and has acquired ownership of it, false otherwise.
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[modifica] Eccezioni

noexcept specification:  
noexcept
  (dal C++11)

[modifica] Vedi anche
verifica se il blocco possiede il suo mutex associato
Original:
tests whether the lock owns its associated mutex
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(metodo pubblico) [modifica]
Estratto da "https://it.cppreference.com/mwiki/index.php?title=cpp/thread/unique_lock/operator_bool&oldid=26980"