pcntl_signal_dispatch

(PHP 5 >= 5.3.0)

pcntl_signal_dispatch — Calls signal handlers for pending signals

설명

bool pcntl_signal_dispatch ( void )

The pcntl_signal_dispatch() function calls the signal handlers installed by pcntl_signal() for each pending signal.

반환값

성공 시 TRUE를, 실패 시 FALSE를 반환합니다.

예제

Example #1 pcntl_signal_dispatch() example


<?php
echo "Installing signal handler...\n";
pcntl_signal(SIGHUP,  function($signo) {
     echo "signal handler called\n";
});

echo "Generating signal SIGHUP to self...\n";
posix_kill(posix_getpid(), SIGHUP);

echo "Dispatching...\n";
pcntl_signal_dispatch();

echo "Done\n";

?>

위 예제의 출력 예시:

Installing signal handler...
Generating signal SIGHUP to self...
Dispatching...
signal handler called
Done

참고

pcntl_signal() - Installs a signal handler
pcntl_sigprocmask() - Sets and retrieves blocked signals
pcntl_sigwaitinfo() - Waits for signals
pcntl_sigtimedwait() - Waits for signals, with a timeout