AUXILIARY_TASK

# start_type
#  AT_START                send start signal at start of mode
#  AFTER_STABILITY         send start signal after stabilization
#
# 
# options for success_path and failure_path
# NONE
# MODE_TERMINATE
# RETURN  (to calling procedure)
# a mode number in this test procedure
# the pathname of a test procedure  (example:  /specs/gp/gp_mytest )
# a pathnname and mode number (example: /specs/gp/gp_mytest;23 )
#
# task_pathname:  The name of an executable program
#
# command_line:   A list of arguments for the executable or the label
#                 of a string variable which contains the list of
#                 arguments 


@AUXILIARY_TASK
   #start_type    success_path            failure_path
   AT_START       MODE_TERMINATE          99

   #task pathname             "command line"
   /asset/bin/vrbl_to_file   "/specs/gp/vrbls/myvrbl  READ  count"

Example with string variable

@AUXILIARY_TASK
   #start_type    success_path            failure_path
   AT_START       MODE_TERMINATE          99

   #task pathname             "command line"
   /asset/bin/vrbl_to_file    vrbl_args