posix_setpgid
(PHP 3>= 3.0.13, PHP 4 , PHP 5)
posix_setpgid -- set process group id for job control
Description
int
posix_setpgid ( int pid, int pgid)
Let the process pid join the process group
pgid. See POSIX.1 and the setsid(2) manual
page on your POSIX system for more informations on process groups
and job control. 如果成功则返回 TRUE，失败则返回 FALSE。