set_operator.F

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!||====================================================================
!||    set_operator   ../starter/source/model/sets/set_operator.F
!||--- called by ------------------------------------------------------
!||    hm_set         ../starter/source/model/sets/hm_set.F
!||--- uses       -----------------------------------------------------
!||    set_mod        ../starter/share/modules1/set_mod.F
!||====================================================================
      SUBROUTINE set_operator( OPT_D, OPT_O,OPT_G,
     *                         OPT_B, OPT_A,OPT_E,
     *                         OPT_I, OPT_C,
     *                         CLAUSE_OPERATOR )
C-----------------------------------------------
C   ROUTINE DESCRIPTION :
C   ===================
C   Defines the SET Operators : SET_ADD, SET_DELETE, SET_INTERSECT
C-----------------------------------------------
C   DUMMY ARGUMENTS DESCRIPTION:
C   ===================
C
C     NAME                                                 DESCRIPTION
C
C     OPT_D,OPT_O,OPT_G,OPT_B,OPT_A,OPT_E,OPT_I,OPT_C,OP : INPUT - Option Operator
c     CLAUSE OPERATOR : OUTPUT                             CLAUSE_OPERATOR
C============================================================================
C-----------------------------------------------
C   D e f i n i t i o n s 
C-----------------------------------------------
 
C-----------------------------------------------
C   M o d u l e s
C-----------------------------------------------
      USE set_mod , ONLY : set_add,set_delete,set_intersect
C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#include      "implicit_f.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER, INTENT(IN) :: OPT_D, OPT_O,OPT_G,
     *                       OPT_B, OPT_A,OPT_E,
     *                       OPT_I, OPT_C
 
      INTEGER, INTENT(OUT) :: CLAUSE_OPERATOR
C-----------------------------------------------
      IF(OPT_D == 1) then
          clause_operator = set_delete
      ELSEIF (opt_i == 1) THEN
          clause_operator = set_intersect
      ELSE
          clause_operator = set_add
      ENDIF
 
 
      END