posix_kill

(PHP 3>= 3.0.13, PHP 4 >= 4.0.0)

posix_kill -- Send a signal to a process

Description

bool posix_kill ( int pid, int sig)

Send the signal sig to the process with the process identifier pid. Returns FALSE, if unable to send the signal, TRUE otherwise.

See also the kill(2) manual page of your POSIX system, which contains additional information about negative process identifiers, the special pid 0, the special pid -1, and the signal number 0.