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posix_kill

(PHP 4, PHP 5, PHP 7)

posix_kill — Send a signal to a process

Description

posix_kill ( int $pid , int $sig ) : bool

Send the signal sig to the process with the process identifier pid.

Parameters

pid

The process identifier.

sig

One of the PCNTL signals constants.

Return Values

Returns true on success or false on failure.

See Also

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

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Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/function.posix-kill.php