Command: EXEC

USAGE /exec [-a|--async][-s|--silent][-l|--label label][-k|--kill][command [argument..]*]
DESCRIPTION Execute/kill/wait a subprocess.
PARAMETER
NameDescriptionRequired
--+-- -a ------+-->
  !            !
  +-- --async -+
Start process asynchronously. No
--+-- -s -------+-->
  !             !
  +-- --silent -+
Suppress process output. No
--+- -l ------+- label ->
  !           !
  +- --label -+
Attach this label to identify process. No
--+-- -k -----+-->
  !           !
  +-- --kill -+
Kill process - pass label as command name. Omitted command kills all processes. No
command Command. Omitted command/args kills or lists all processes. No
argument.. List of arguments to pass on to process. No - requires command
CONDITIONS None.