(PHP 4, PHP 5, PHP 7)
Get process group id for job control
int posix_getpgid ( int $pid )
Returns the process group identifier of the process pid or FALSE on failure.
Parameters:
pid
The process id.
Returns:
Returns the identifier, as an integer.
Notes:
This is a not POSIX function, but is common on BSD and System V systems. If the system does not support this function, then it will not be included at compile time. This may be checked with function_exists().
Examples:
Example use of posix_getpgid()
<?php $pid = posix_getppid(); echo posix_getpgid($pid); //35 ?>
See also:
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