; AVTP
;---------------------------------------------------------------
;! Positions tape to desired file
;# Task Tape
;-----------------------------------------------------------------------
;;  Copyright (C) 1995
;;  Associated Universities, Inc. Washington DC, USA.
;;
;;  This program is free software; you can redistribute it and/or
;;  modify it under the terms of the GNU General Public License as
;;  published by the Free Software Foundation; either version 2 of
;;  the License, or (at your option) any later version.
;;
;;  This program is distributed in the hope that it will be useful,
;;  but WITHOUT ANY WARRANTY; without even the implied warranty of
;;  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;  GNU General Public License for more details.
;;
;;  You should have received a copy of the GNU General Public
;;  License along with this program; if not, write to the Free
;;  Software Foundation, Inc., 675 Massachusetts Ave, Cambridge,
;;  MA 02139, USA.
;;
;;  Correspondence concerning AIPS should be addressed as follows:
;;         Internet email: aipsmail@nrao.edu.
;;         Postal address: AIPS Project Office
;;                         National Radio Astronomy Observatory
;;                         520 Edgemont Road
;;                         Charlottesville, VA 22903-2475 USA
;-----------------------------------------------------------------------
;---------------------------------------------------------------
AVTP      LLLLLLLLLLLLUUUUUUUUUUUU CCCCCCCCCCCCCCCCCCCCCCCCCCCCC
AVTP:  Task to position tapes without making AIPS wait.
INTAPE          0.0           9.0  Tape drive number. 0 => 1.
OPCODE                             Operation desired:
                                     'REWI' rewind
                                     'EOT ' advance to end tape
                                     'AVFI' advance/back files
NFILES      -1000.0        1000.0  Number of files forward or
                                   back

----------------------------------------------------------------
AVTP
Type:  Task
Use:   To position tapes without making AIPS wait on the
       operation.
Adverbs:
  INTAPE.........Tape drive number.  0 => 1.
  OPCODE.........Desired operation: 'REWI' => rewind.
                    'EOT ' => advance to end-of-information.
                    'AVFI' => advance or back files.
  NFILES.........Number of files to advance (> 0) or to back
                 up (< 0).  0 => back to start of present file.
----------------------------------------------------------------
