Description
   array proc_get_status
    ( resource $process
   )
  proc_get_status() fetches data about a process opened using proc_open().
Return values
An array of collected information on success, and FALSE on failure. The returned array contains the following elements:
| element | type | description | 
|---|---|---|
| command | string | The command string that was passed to proc_open(). | 
| pid | int | process id | 
| running | bool | TRUE if the process is still running, FALSE if it has terminated. | 
| signaled | bool | TRUE if the child process has been terminated by an uncaught signal. Always set to FALSE on Windows. | 
| stopped | bool | TRUE if the child process has been stopped by a signal. Always set to FALSE on Windows. | 
| exitcode | int | The exit code returned by the process (which is only meaningful if running is FALSE). Only first call of this function return real value, next calls return -1. | 
| termsig | int | The number of the signal that caused the child process to terminate its execution (only meaningful if signaled is TRUE). | 
| stopsig | int | The number of the signal that caused the child process to stop its execution (only meaningful if stopped is TRUE). |