; TMASK
;---------------------------------------------------------------
;! Deterimins which tasks are executed when a DDT is RUN.
;# ADVERB GENERAL
;-----------------------------------------------------------------------
;;  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
;-----------------------------------------------------------------------
TMASK     LLLLLLLLLLLLUUUUUUUUUUUU CCCCCCCCCCCCCCCCCCCCCCCCCCCCC
----------------------------------------------------------------
TMASK
Type: Adverb   (Real)
Use:  An Adverb which controls tasks executed during a DDT RUN.
      A bitmask controls which steps of the test execute:
      TMASK +1=>SORT,  +2=>UVMAP, +4=>APCLN,
            +8=>CALIB, +16=>MXmap,  +32=>MXclean,
            +64=>VTESS
      For example, TMASK=54 would execute UVMAP,APCLN,MXmap,and
      MXclean.
----------------------------------------------------------------
