PHP Decode

--TEST--
pcntl: pcntl_sigprocmask(), pcntl_sigwaitinfo(), pcntl_sigtimedwait()
--EXTENSIONS--
pcntl
posix
--SKIPIF--
<?php
if (!function_exists('pcntl_sigwaitinfo') or !function_exists('pcntl_sigtimedwait')) die('skip required functionality is not available');
elseif (!defined('CLD_EXITED')) die('skip CLD_EXITED not defined');
elseif (getenv('SKIP_ASAN')) die('skip Fails intermittently under asan/msan');
elseif (getenv("SKIP_REPEAT")) die("skip cannot be repeated");
elseif (str_contains(PHP_OS, 'FreeBSD')) die('skip Results in parallel test runner hang on FreeBSD');
?>
--FILE--
<?php

$pid = pcntl_fork();
if ($pid == -1) {
    die('failed');
} else if ($pid) {
    pcntl_sigprocmask(SIG_BLOCK, array(SIGCHLD,(string)SIGTERM));
    $oldset = array();
    pcntl_sigprocmask(SIG_BLOCK, array(), $oldset);
    var_dump(in_array(SIGCHLD, $oldset));
    var_dump(in_array(SIGTERM, $oldset));

    posix_kill(posix_getpid(), SIGTERM);
    $signo = pcntl_sigwaitinfo(array(SIGTERM), $siginfo);
    echo "signo == SIGTERM\n";
    var_dump($signo === SIGTERM && $signo === $siginfo['signo']);
    echo "code === SI_USER || SI_NOINFO\n";
    if (defined('SI_NOINFO')) {
        var_dump(($siginfo['code'] === SI_USER) || ($siginfo['code'] === SI_NOINFO));
    } else {
        var_dump($siginfo['code'] === SI_USER);
    }

    pcntl_signal(SIGCHLD, function($signo){});
    posix_kill($pid, SIGTERM);
    $signo = pcntl_sigwaitinfo(array((string)SIGCHLD), $siginfo);
    echo "signo == SIGCHLD\n";
    var_dump($signo === SIGCHLD && $signo === $siginfo['signo']);
    echo "code === CLD_KILLED\n";
    var_dump($siginfo['code'] === CLD_KILLED);
    echo "signo === SIGCHLD\n";
    var_dump($siginfo['signo'] === SIGCHLD);
    echo "signo === uid\n";
    var_dump($siginfo['uid'] === posix_getuid());
    echo "signo === pid\n";
    var_dump($siginfo['pid'] === $pid);
    pcntl_waitpid($pid, $status);

    set_error_handler(function($errno, $errstr) { echo "Error triggered\n"; }, E_WARNING);

    echo "sigprocmask with invalid arguments\n";

    /* Valgrind expectedly complains about this:
         * "sigprocmask: unknown 'how' field 2147483647"
     * Skip */
    if (getenv("USE_ZEND_ALLOC") !== '0') {
        var_dump(pcntl_sigprocmask(PHP_INT_MAX, array(SIGTERM)));
    } else {
        echo "Error triggered\n";
        echo "bool(false)\n";
    }
    var_dump(pcntl_sigprocmask(SIG_SETMASK, array(0)));

    echo "sigwaitinfo with invalid arguments\n";
    var_dump(pcntl_sigwaitinfo(array(0)));

    echo "sigtimedwait with invalid arguments\n";
    var_dump(pcntl_sigtimedwait(array(SIGTERM), $signo, PHP_INT_MAX, PHP_INT_MAX));
} else {
    $siginfo = NULL;
    pcntl_sigtimedwait(array(SIGINT), $siginfo, 3600, 0);
    exit;
}

?>
--EXPECT--
bool(true)
bool(true)
signo == SIGTERM
bool(true)
code === SI_USER || SI_NOINFO
bool(true)
signo == SIGCHLD
bool(true)
code === CLD_KILLED
bool(true)
signo === SIGCHLD
bool(true)
signo === uid
bool(true)
signo === pid
bool(true)
sigprocmask with invalid arguments
Error triggered
bool(false)
Error triggered
bool(false)
sigwaitinfo with invalid arguments
Error triggered
bool(false)
sigtimedwait with invalid arguments
Error triggered
int(-1)