pcntl_wtermsig

(PHP 4 >= 4.1.0, PHP 5, PHP 7, PHP 8)

pcntl_wtermsig — Returns the signal which caused the child to terminate

pcntl_wtermsig(int $status): int|false

Returns the number of the signal that caused the child process to terminate. This function is only useful if pcntl_wifsignaled() returned true.

status: Il parametro status è il parametro di stato fornito ad una chiamata riuscita a pcntl_waitpid().

Returns the signal number. If the functionality is not supported by the OS, false is returned.

pcntl_waitpid() - Waits on or returns the status of a forked child
pcntl_signal() - Installs a signal handler
pcntl_wifsignaled() - Checks whether the status code represents a termination due to a signal

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