std::thread::join

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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.
get_id (C++11) yield (C++11)	sleep_for (C++11) sleep_until (C++11)
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std::thread

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thread::id

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thread::joinable

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thread::join

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std::swap

 

<tbody> </tbody>

void join();		(desde C++11)

Bloqueia o segmento atual até que o segmento identificado por *this termina sua execução.

Original:

Blocks the current thread until the thread identified by *this finishes its execution.

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Parâmetros

(Nenhum)

Original:

(none)

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Valor de retorno

(Nenhum)

Original:

(none)

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Exceções

std::system_error se joinable() == false ou ocorre um erro.

Original:

std::system_error if joinable() == false or an error occurs.

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Exemplo

#include <iostream>
#include <thread>
#include <chrono>

void foo()
{
    // simulate expensive operation
    std::this_thread::sleep(std::chrono::seconds(1));
}

void bar()
{
    // simulate expensive operation
    std::this_thread::sleep(std::chrono::seconds(1));
}

int main()
{
    std::cout << "starting first helper...\n";
    std::thread helper1(foo);

    std::cout << "starting second helper...\n";
    std::thread helper2(bar);

    std::cout << "waiting for helpers to finish...\n";
    helper1.join();
    helper2.join();
 
    std::cout << "done!\n";
}

Saída:

starting first helper...
starting second helper...
waiting for helpers to finish...
done!

Veja também

detach	permite a thread para executar de forma independente do identificador segmento Original: permits the thread to execute independently from the thread handle 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)
joinable	verifica se o segmento está acopláveis, ou seja, potencialmente executado no contexto paralelo Original: checks whether the thread is joinable, i.e. potentially running in parallel context 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)