pcntl_sigtimedwait

(PHP 5 >= 5.3.0, PHP 7, PHP 8)

pcntl_sigtimedwaitWaits for signals, with a timeout

Descrição

pcntl_sigtimedwait(
    array $signals,
    array &$info = [],
    int $seconds = 0,
    int $nanoseconds = 0
): int|false

The pcntl_sigtimedwait() function operates in exactly the same way as pcntl_sigwaitinfo() except that it takes two additional parameters, seconds and nanoseconds, which enable an upper bound to be placed on the time for which the script is suspended.

Parâmetros

signals

Array of signals to wait for.

info

The info is set to an array containing information about the signal. See pcntl_sigwaitinfo().

seconds

Timeout in seconds.

nanoseconds

Timeout in nanoseconds.

Valor Retornado

pcntl_sigtimedwait() returns a signal number on success, ou false em caso de falha.

Registro de Alterações

Versão Descrição
8.4.0 A ValueError is thrown if signal is empty.
8.4.0 A TypeError is thrown if signal value is not an int.
8.4.0 A ValueError is thrown if signal value is invalid.
8.4.0 A ValueError is thrown if seconds value is less than 0.
8.4.0 A ValueError is thrown if nanoseconds value is less than 0.
8.4.0 A ValueError is thrown if both seconds and nanoseconds values are 0.

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