# posix_setpgid

(PHP 4, PHP 5, PHP 7)

posix_setpgid — Set process group id for job control

### 说明

posix_setpgid ( int `$pid` , int `$pgid` ) : bool

Let the process `pid` join the process group `pgid`.

### 参数

`pid`

  The process id.

`pgid`

  The process group id.

### 返回值

成功时返回 `TRUE`， 或者在失败时返回 `FALSE`。

### 参见

- See POSIX.1 and the setsid(2) manual page on the POSIX system for more informations on process groups and job control.