* WHEN THE OUTPUT ASSOCIATION FOR "SING" IS CHANGED TO
* A DIGITAL-TO-ANALOG COMVERTER WITH PROPER MELODY
* SYNTHESIZER, THIS PROGRAM SINGS THAT OLD CHRISTMASTIME
* FAVORITE, " A PARTIRDGE IN A PEAR TREE."
*
*
* M.D. SHAPIRO
*
*  EXAMPLE FROM REFERENCE MANUAL PAGE 213
 ACAPPELLA.CHOIR = 6 OR MORE PEOPLE SINGING IN TUNE
*
 DAYS = 'FIRST,SECOND,THIRD,FOURTH,FIFTH,SIXTH,'
. 'SEVENTH,EIGHTH,NINTH,TENTH,ELEVENTH,TWELFTH,'
 NEXT = BREAK(',') . WHICH LEN(1)
*
 TRACE('SING','VALUE',,'SONG')
 &TRACE = 1000
*
 DEFINE('SONG()')     :(NEXT.DAY)
SONG PAUSE IDENT(SING) OUTPUT('SING',ACAPPELLA.CHOIR,
.  "(' " PAUSE "',20A5)") = '   '      :(RETURN)
*
NEXT.DAY  DAYS  NEXT =       :F(CODA)
  SING = (TAKE A BREATH)
 SING = 'ON THE ' WHICH ' DAY OF CHRISTMAS,'
 SING = 'MY TRUE LOVE GAVE TO ME,'    :($WHICH)
TWELFTH  SING = 'TWELVE LORDS A-LEAPING'
ELEVENTH SING = 'ELEVEN LADIES DANCING,'
TENTH SING = 'TEN PIPERS PIPING,'
NINTH SING = 'NINE DRUMMERS DRUMMING,'
EIGHTH SING = 'EIGHT MAIDS A-MILKING,'
SEVENTH SING = 'SEVEN SWANS A-SWIMMING,'
SIXTH SING = 'SIX GEESE A-LAYING,'
FIFTH SING = 'FIVE GOLD RINGS,'
FOURTH SING = 'FOUR COLLY BIRDS,'
THIRD SING = 'THREE FRENCH HENS,'
SECOND SING = 'TWO TURTLEDOVES,'
FIRST SING = AND 'A PARTRDIGE IN A PAIR TREE.'
 AND = IDENT(AND) 'AND '    :(NEXT.DAY)
*
CODA SING = INPUT       
*
END
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