std::recursive_timed_mutex::unlock

 

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Threads Original: Threads The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
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this_thread namespace Original: this_thread namespace The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
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Exclusão mútua Original: Mutual exclusion The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
mutex (C++11) timed_mutex (C++11)	recursive_mutex (C++11) recursive_timed_mutex (C++11)
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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)
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std::recursive_timed_mutex

Funções de membro Original: Member functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

recursive_timed_mutex::recursive_timed_mutex

Bloqueio Original: Locking The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

recursive_timed_mutex::lock

recursive_timed_mutex::try_lock

recursive_timed_mutex::try_lock_for

recursive_timed_mutex::try_lock_until

recursive_timed_mutex::unlock

Identificador nativo Original: Native handle The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

recursive_timed_mutex::native_handle

 

void unlock();		(a partir do C++ 11)

Destrave o mutex.

Original:

Unlocks the mutex.

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Parâmetros

(Nenhum)

Original:

(none)

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Valor de retorno

(Nenhum)

Original:

(none)

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Exemplo

Este exemplo mostra try_lock bloquear e desbloquear em ação

Original:

This example shows lock, try_lock and unlock in action

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#include <iostream>
#include <mutex>
 
int main()
{
    std::mutex test;
    if (test.try_lock()==true)
        std::cout << "lock acquired" << std::endl;
    else
        std::cout << "lock not acquired" << std::endl;
    test.unlock();	//now unlock the mutex
    test.lock();	//to lock it again
    if (test.try_lock())  //true can be left out
        std::cout << "lock acquired" << std::endl;
    else
        std::cout << "lock not acquired" << std::endl;
    test.lock(); //and now the finale (a block)
}

Output:

lock acquired
lock not acquired
(program hangs)

Veja também

lock	bloqueia o mutex, blocos se o mutex não está disponível Original: locks the mutex, blocks if the mutex is not available The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função pública membro)
try_lock	tenta bloquear o mutex, retorna se o mutex não está disponível Original: tries to lock the mutex, returns if the mutex is not available The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função pública membro)
try_lock_for	tenta bloquear o mutex, retorna se o mutex tem been unavailable para a duração do tempo limite especificado Original: tries to lock the mutex, returns if the mutex has been unavailable for the specified timeout duration The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função pública membro)
try_lock_until	tenta bloquear o mutex, retorna se o mutex tem been unavailable até determinado ponto do tempo tenha sido atingido Original: tries to lock the mutex, returns if the mutex has been unavailable until specified time point has been reached The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função pública membro)