sw/adventure/YES.FT

   1         LOGICAL FUNCTION YES(X,Y,Z)
   2 C
   3 C  PRINT MESSAGE X, WAIT FOR YES/NO ANSWER.  IF YES, PRINT Y AND LEAVE YEA
   4 C  TRUE; IF NO, PRINT Z AND LEAVE YEA FALSE.  SPK IS EITHER RSPEAK OR MSPEAK.
   5 C
   6         INTEGER REPLY,X,Y,Z
   7 C
   8 1       IF(X.NE.0)CALL RSPEAK(X)
   9         CALL GETIN(REPLY,JUNK1,JUNK2,JUNK3)
  10         IF(REPLY.EQ.'YES'.OR.REPLY.EQ.'YE'.OR.REPLY.EQ.'Y')GOTO 10
  11         IF(REPLY.EQ.'NO' .OR. REPLY.EQ.'N')GOTO 20
  12 C       WRITE(4,9)
  13 C9      FORMAT(/' PLEASE ANSWER THE QUESTION.')
  14         CALL SIXOUT('P]LEASE ANSWER THE QUESTION.',15,0)
  15         GOTO 1
  16 10      YES=. TRUE.
  17         IF(Y.NE.0)CALL RSPEAK(Y)
  18         RETURN
  19 20      YES=.FALSE.
  20         IF(Z.NE.0)CALL RSPEAK(Z)
  21         RETURN
  22         END