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Trailing-Edge - PDP-10 Archives - decus_20tap5_198111 - decus/20-0141/daipar.for
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      SUBROUTINE DAIPAR(       KNDBGN,KNDEND,KONECT,IBUFFR,
     1    MAXBFR,LOWBFR,KIND  ,NEWBGN,NEWEND,BGNNEW,ENDNEW)
C     RENBR(/INTERPRET PAIR OF ASSOCIATED VALUES)
C
C     DONALD BARTH, HARVARD BUSINESS SCHOOL
C
C     FOLLOWING ARGUMENTS ARE USED FOR INPUT ONLY, AND  ARE
C     RETURNED UNCHANGED.
C
C     KNDBGN = SPECIFIES  WHETHER  INDEX  IS  RETURNED   AS
C              INTEGER  ARGUMENT NEWBGN OR AS REAL ARGUMENT
C              BGNNEW.  NUMBER CAN BE  TYPED  WITH  DECIMAL
C              POINT AND/OR EXPONENT REGARDLESS OF VALUE OF
C              KNDBGN.
C            = -1, INDEX IS CALCULATED AS OCTAL INTEGER AND
C              IS  RETURNED  AS  ARGUMENT NEWBGN.  HOWEVER,
C              NUMBER FOLLOWING LETTER  E  OF  EXPONENT  IS
C              EVALUATED IN DECIMAL.
C            = 0, INDEX IS CALCULATED  AS  DECIMAL  INTEGER
C              AND IS RETURNED AS ARGUMENT NEWBGN.
C            = 1 OR GREATER,  INDEX  IS  RETURNED  AS  REAL
C              ARGUMENT  BGNNEW.   IF POSSIBLE, REAL NUMBER
C              WILL BE  ACCUMULATED  AS  INTEGER,  THEN  BE
C              CONVERTED  TO REAL AND SHIFTED AS NECESSARY.
C              KNDBGN  IS  MAXIMUM  NUMBER  OF  DIGITS   IN
C              INTEGER.
C     KNDEND = SPECIFIES  WHETHER   ASSOCIATED   VALUE   IS
C              RETURNED  AS  INTEGER  ARGUMENT NEWEND OR AS
C              REAL ARGUMENT ENDNEW.  NUMBER CAN  BE  TYPED
C              WITH    DECIMAL    POINT   AND/OR   EXPONENT
C              REGARDLESS OF VALUE OF KNDEND.
C            = -1, ASSOCIATED VALUE IS CALCULATED AS  OCTAL
C              INTEGER  AND IS RETURNED AS ARGUMENT NEWEND.
C              HOWEVER,  NUMBER  FOLLOWING  LETTER   E   OF
C              EXPONENT IS EVALUATED IN DECIMAL.
C            = 0, ASSOCIATED VALUE IS CALCULATED AS DECIMAL
C              INTEGER AND IS RETURNED AS ARGUMENT NEWEND.
C            = 1 OR GREATER, ASSOCIATED VALUE  IS  RETURNED
C              AS  REAL ARGUMENT ENDNEW.  IF POSSIBLE, REAL
C              NUMBER WILL BE ACCUMULATED AS INTEGER,  THEN
C              BE   CONVERTED   TO   REAL  AND  SHIFTED  AS
C              NECESSARY.   KNDEND  IS  MAXIMUM  NUMBER  OF
C              DIGITS IN INTEGER.
C
C
C
C     KONECT = SPECIFIES  MANNER   OF   INTERPRETATION   OF
C              FOLLOWING  NUMBER  WHEN  PREVIOUS  CALL  HAS
C              ALREADY RETURNED  PAIR  OF  VALUES.   KONECT
C              ALSO   SPECIFIES   WHETHER   COMMAS  ARE  TO
C              INDICATE THAT FOLLOWING NUMBER, IF  ANY,  IS
C              TO  BE  INDEX OF SUBSEQUENT PAIR, OR WHETHER
C              COMMAS ARE ALLOWED BETWEEN SUBSEQUENT VALUES
C              ASSOCIATED  WITH  SAME INDEX.  REGARDLESS OF
C              VALUE OF KONECT,  ALL  COMMAS  APPEARING  TO
C              LEFT OF INDEX ARE IGNORED.
C            = -1, 0 OR 1,  COMMAS  CANNOT  APPEAR  BETWEEN
C              SPECIFICATION OF INDEX AND OF ITS ASSOCIATED
C              VALUE    AND    CANNOT    APPEAR     BETWEEN
C              REPRESENTATIONS   OF  SUBSEQUENT  ASSOCIATED
C              VALUES.  IF COMMA IS FOUND,  THEN  FOLLOWING
C              NUMBER,  IF  ANY,  IS  TAKEN  TO BE INDEX OF
C              SUBSEQUENT PAIR OF NUMBERS.
C            = -1, WHEN PREVIOUS CALL HAS ALREADY  RETURNED
C              PAIR  OF VALUES, FOLLOWING REPRESENTATION OF
C              NUMBER ON SAME  LINE  IS  TAKEN  TO  SPECIFY
C              ADDITIONAL ASSOCIATED VALUE.
C
C              IF END OF LINE IS  FOUND  INSTEAD  OF  FIRST
C              ASSOCIATED  VALUE,  THEN CALLING PROGRAM CAN
C              REQUEST  (BY  SETTING  KIND=4  TO   SIMULATE
C              FINDING  OF  AMPERSAND)  THAT  EVALUATION OF
C              ASSOCIATED VALUES IS TO BE CONTINUED BY NEXT
C              CALL  TO  THIS ROUTINE IN NEW TEXT READ INTO
C              INPUT BUFFER.   IF  END  OF  LINE  IS  FOUND
C              BEFORE  FIRST  ASSOCIATED VALUE, BUT CALLING
C              PROGRAM LEAVES KIND UNCHANGED  BEFORE  AGAIN
C              CALLING  THIS ROUTINE, THEN INDEX VALUE WILL
C              BE  RETURNED   WITHOUT   ASSOCIATED   VALUE,
C              FOLLOWING WHICH FIRST NUMBER IN NEW CONTENTS
C              OF TEXT BUFFER WILL BE INTERPRETED AS  INDEX
C              OF NEW PAIR.
C
C              IF AMPERSAND IS  FOUND  TO  RIGHT  OF  INDEX
C              SPECIFICATION,    REGARDLESS    OF   WHETHER
C              ASSOCIATED VALUE HAS BEEN FOUND BY  PREVIOUS
C              CALL,  THEN  EVALUATION OF ASSOCIATED VALUES
C              WILL BE  CONTINUED  BY  NEXT  CALL  TO  THIS
C              ROUTINE  IN NEW TEXT READ INTO INPUT BUFFER.
C              IF  AMPERSAND  IS  FOUND  PRIOR   TO   FIRST
C              ASSOCIATED  VALUE,  BUT  NEXT LINE READ INTO
C              INPUT BUFFER IS TO START NEW PAIR, THEN KIND
C              SHOULD  BE  SET  TO  6  BY  CALLING  PROGRAM
C              CAUSING INDEX  TO  BE  GENERATED  FIRST  BUT
C              MARKED  AS  HAVING MISSING ASSOCIATED VALUE.
C              IF AMPERSAND IS FOUND AFTER ASSOCIATED VALUE
C              HAS  BEEN  FOUND  BY PREVIOUS CALL, BUT NEXT
C              LINE READ INTO INPUT BUFFER IS TO START  NEW
C              PAIR, THEN KIND SHOULD BE SET TO ONE.
C
C            = 0, WHEN PREVIOUS CALL HAS  ALREADY  RETURNED
C              PAIR  OF VALUES, FOLLOWING REPRESENTATION OF
C              NUMBER ON SAME LINE CAUSES THIS  ROUTINE  TO
C              REPORT MISSING COMMA, AND SUBSEQUENT CALL TO
C              THIS ROUTINE THEN BEGINS EVALUATION OF  THIS
C              FOLLOWING  NUMBER  AS  INDEX  OF  SUBSEQUENT
C              PAIR.
C
C              IF END OF LINE IS  FOUND  INSTEAD  OF  FIRST
C              ASSOCIATED  VALUE,  THEN CALLING PROGRAM CAN
C              REQUEST  (BY  SETTING  KIND=4  TO   SIMULATE
C              FINDING  OF  AMPERSAND)  THAT  EVALUATION OF
C              ASSOCIATED VALUE IS TO BE CONTINUED BY  NEXT
C              CALL  TO  THIS ROUTINE IN NEW TEXT READ INTO
C              INPUT BUFFER.   IF  END  OF  LINE  IS  FOUND
C              BEFORE  FIRST  ASSOCIATED VALUE, BUT CALLING
C              PROGRAM LEAVES KIND UNCHANGED  BEFORE  AGAIN
C              CALLING  THIS ROUTINE, THEN INDEX VALUE WILL
C              BE  RETURNED   WITHOUT   ASSOCIATED   VALUE,
C              FOLLOWING WHICH FIRST NUMBER IN NEW CONTENTS
C              OF TEXT BUFFER WILL BE INTERPRETED AS  INDEX
C              OF SUBSEQUENT PAIR.
C
C              IF   AMPERSAND   IS   FOUND   BEFORE   FIRST
C              ASSOCIATED   VALUE,   THEN   EVALUATION   OF
C              ASSOCIATED VALUE WILL BE CONTINUED  BY  NEXT
C              CALL  TO  THIS ROUTINE IN NEW TEXT READ INTO
C              INPUT BUFFER  UNLESS  CALLING  PROGRAM  SETS
C              KIND  TO  6 PRIOR TO SUBSEQUENT CALL TO THIS
C              ROUTINE, CAUSING INDEX TO BE  GENERATED  BUT
C              MARKED  AS  HAVING MISSING ASSOCIATED VALUE.
C              IF AMPERSAND IS FOUND AFTER ASSOCIATED VALUE
C              HAS  BEEN FOUND, THEN FIRST NUMBER EVALUATED
C              BY SUBSEQUENT CALL TO THIS  ROUTINE  IN  NEW
C              TEXT READ INTO INPUT BUFFER IS ASSUMED TO BE
C              INDEX OF NEW PAIR OF VALUES.
C
C              = 1, WHEN PREVIOUS CALL HAS ALREADY RETURNED
C              PAIR  OF VALUES, FOLLOWING REPRESENTATION OF
C              NUMBER ON SAME  LINE  IS  TAKEN  TO  SPECIFY
C              ADDITIONAL ASSOCIATED VALUE.
C
C              IF EITHER AMPERSAND OR END OF LINE IS  FOUND
C              BEFORE  FIRST  ASSOCIATED  VALUE, THEN INDEX
C              VALUE WILL BE  RETURNED  WITHOUT  ASSOCIATED
C              VALUE,  FOLLOWING WHICH CALLING PROGRAM WILL
C              BE INFORMED THAT END OF  LINE  OR  AMPERSAND
C              HAS BEEN REACHED.
C
C            = 2, 3 OR 4, SAME AS WHEN KONECT=-1,  0  OR  1
C              RESPECTIVELY,  EXCEPT THAT COMMAS CAN APPEAR
C              (BUT    ARE    NOT     REQUIRED)     BETWEEN
C              REPRESENTATIONS    OF    INDEX   AND   FIRST
C              ASSOCIATED VALUE AND BETWEEN REPRESENTATIONS
C              OF   SUBSEQUENT  ASSOCIATED  VALUES.   EXTRA
C              COMMA INDICATES  MISSING  ASSOCIATED  VALUE.
C              IF  KONECT=3,  AND IF PREVIOUS CALL RETURNED
C              PAIR OF VALUES, THEN KIND WILL  BE  RETURNED
C              SET  TO  10 TO INDICATE MISSING SEMICOLON IF
C              FOLLOWING NUMBER IS  FOUND  WHETHER  OR  NOT
C              THIS  FOLLOWING NUMBER IS PRECEDED BY COMMA,
C              AND SUBSEQUENT CALL  TO  THIS  ROUTINE  WILL
C              BEGIN  EVALUATION  OF  FOLLOWING  NUMBER  AS
C              INDEX OF SUBSEQUENT  PAIR.   UNLIKE  COMMAS,
C              SEMICOLONS  ARE  ALWAYS  REPORTED TO CALLING
C              PROGRAM REGARDLESS OF VALUE OF KONECT.
C
C     IBUFFR = INPUT  BUFFER  ARRAY  CONTAINING  CHARACTERS
C              TYPED  BY  USER,  READ  BY  MULTIPLE  OF  A1
C              FORMAT, WHICH IS TO BE SEARCHED  FOR  NUMBER
C              SPECIFICATIONS.   IBUFFR  THEN  CONTAINS ONE
C              CHARACTER PER COMPUTER STORAGE LOCATION.
C
C     MAXBFR = MAXIMUM SUBSCRIPT OF IBUFFR ARRAY  LOCATIONS
C              TO BE SEARCHED.
C
C     FOLLOWING ARGUMENTS ARE USED BOTH FOR INPUT  TO  THIS
C     ROUTINE, AND FOR OUTPUT TO CALLING PROGRAM.
C
C     LOWBFR = INPUT  CONTAINING  SUBSCRIPT  WITHIN  IBUFFR
C              ARRAY  OF  FIRST  (LEFTMOST) CHARACTER WHICH
C              CAN BE  SCANNED  FOR  NUMBER  SPECIFICATION.
C              LOWBFR   IS   RETURNED   POINTING   TO  NEXT
C              CHARACTER  WHICH  WOULD  BE  INTERPRETED  BY
C              SUBSEQUENT  CALL  TO  THIS  ROUTINE  IF THIS
C              SUBSEQUENT CALL NEEDS  TO  EVALUATE  FURTHER
C              NUMBER  SPECIFICATIONS.   IF  THERE  ARE  NO
C              PRINTING  CHARACTERS  AT  OR  TO  RIGHT   OF
C              IBUFFR(LOWBFR),    BUT   INTERPRETATION   OF
C              ADDITIONAL  CHARACTERS  IS  ATTEMPTED,  THEN
C              LOWBFR WILL BE RETURNED CONTAINING MAXBFR+1.
C              LOWBFR MUST BE RESET BY CALLING  PROGRAM  TO
C              POINT  TO  FIRST  CHARACTER  IN IBUFFR ARRAY
C              EACH TIME NEW LINE OF TEXT IS READ.
C
C     KIND   = INPUT CONTAINING -1, ERROR WAS  DETECTED  BY
C              CALLING   PROGRAM   (RATHER   THAN  BY  THIS
C              ROUTINE) IN  RESULTS  RETURNED  BY  PREVIOUS
C              CALL  TO  THIS  ROUTINE  AND  ANY ADDITIONAL
C              NUMBERS THROUGH  NEXT  APPEARANCE  OF  COMMA
C              (UNLESS   KONECT   IS  GREATER  THAN  1)  OR
C              SEMICOLON OR AMPERSAND OR UNKNOWN  CHARACTER
C              OR  END  OF  LINE  ARE  TO BE IGNORED.  NEXT
C              NUMBER  TO  RIGHT  OF  COMMA  OR   ON   LINE
C              FOLLOWING  AMPERSAND OR END OF LINE IS TO BE
C              INTERPRETED AS INDEX OF NEXT PAIR.   UNKNOWN
C              CHARACTER   OR   SEMICOLON  IS  REPORTED  TO
C              CALLING PROGRAM IF IT IS FOUND INSTEAD.
C            = INPUT CONTAINING 0, THIS ROUTINE HAS NOT YET
C              BEEN  CALLED  DURING  EXECUTION  OF  CURRENT
C              LOGICAL SECTION OF  CALLING  PROGRAM.   THIS
C              ROUTINE  IS  TO BEGIN EVALUATION OF CONTENTS
C              OF INPUT TEXT BUFFER, NOT CONTINUE SEARCHING
C              FOR  VALUES  ASSOCIATED  WITH INDEX FOUND BY
C              PREVIOUS  CALL  TO  THIS  ROUTINE.    LOWBFR
C              SHOULD  POINT  TO  FIRST CHARACTER IN IBUFFR
C              ARRAY TO BE INTERPRETED.
C            = INPUT  GREATER  THAN  ZERO,  VALUE  OF  KIND
C              INDICATES  CONDITION  RETURNED  BY  PREVIOUS
C              CALL TO THIS ROUTINE AND IN MOST  CASES  HAS
C              NOT  BEEN MODIFIED BY CALLING PROGRAM.  KIND
C              BEING RETURNED WITH ONE OF VALUES 7, 8, 9 OR
C              10 (IF KONECT IS 2 OR 4) INDICATES THAT PAIR
C              OF VALUES IS BEING RETURNED, ALTHOUGH EITHER
C              OR  BOTH  MEMBERS  OF PAIR COULD BE MISSING.
C              OTHER  VALUES  OF  KIND   INDICATE   SPECIAL
C              CONDITIONS  FOR WHICH PAIR OF NUMBERS IS NOT
C              RETURNED.
C            = 1, NOTHING, EXCEPT PERHAPS LEADING COMMAS OR
C              ELSE    COMMENT    INDICATED    BY   LEADING
C              EXCLAMATION POINT, WAS FOUND AT OR TO  RIGHT
C              OF  IBUFFR(LOWBFR).   CALLING PROGRAM SHOULD
C              READ NEW LINE OF TEXT INTO IBUFFR.
C            = 2, SEMICOLON WAS  FOUND  AS  FIRST  PRINTING
C              CHARACTER  AT OR TO RIGHT OF IBUFFR(LOWBFR).
C              IF INDEX BUT NOT ASSOCIATED VALUE  HAS  BEEN
C              FOUND  WHEN  SEMICOLON  IS ENCOUNTERED, THEN
C              INDEX IS REPORTED TO CALLING PROGRAM  BEFORE
C              SEMICOLON  IS  REPORTED.  IT IS ASSUMED THAT
C              CALLING  PROGRAM  WILL  TREAT  SEMICOLON  AS
C              MARKING   END   OF  LOGICAL  GROUP  OF  PAIR
C              SPECIFICATIONS IF KONECT IS NOT GREATER THAN
C              1,  OR  END  OF SINGLE PAIR SPECIFICATION IF
C              KONECT IS GREATER THAN 1.
C            = 3, AMPERSAND WAS FOUND WHILE  SEARCHING  FOR
C              NEXT  INDEX.   LOWBFR  IS  RETURNED POINTING
C              BEYOND  END  OF  BUFFER.   CALLING   PROGRAM
C              SHOULD  READ  NEW  LINE  OF  TEXT INTO INPUT
C              BUFFER BEFORE AGAIN  CALLING  THIS  ROUTINE.
C              THIS  VALUE  OF  KIND  IS  NOT  RETURNED  IF
C              AMPERSAND  IS  FOUND  WHILE  SEARCHING   FOR
C              ASSOCIATED VALUES.
C            = 4, AMPERSAND WAS FOUND AFTER  INDEX  INSTEAD
C              OF  FIRST  ASSOCIAED VALUE.  CALLING PROGRAM
C              SHOULD READ NEW LINE  OF  TEXT  INTO  BUFFER
C              BEFORE    AGAIN    CALLING   THIS   ROUTINE.
C              SUBSEQUENT  CALL  TO   THIS   ROUTINE   WILL
C              CONTINUE  EVALUATION OF ASSOCIATED VALUES IN
C              NEW CONTENTS OF BUFFER.   IF  SEMICOLON  (OR
C              COMMA  IF  KONECT  IS NOT GREATER THAN 1) IS
C              FOUND AT START OF NEW  CONTENTS  OF  BUFFER,
C              THEN INDEX VALUE WILL BE RETURNED TO CALLING
C              PROGRAM BUT CALLING PROGRAM WILL BE INFORMED
C              THAT   ASSOCIATED   VALUE  IS  MISSING.   IF
C              SUBSEQUENT CALL TO THIS ROUTINE  IS  INSTEAD
C              TO  BEGIN  EVALUATION  OF NEW SET OF LEADING
C              INDEX AND ASSOCIATED  VALUES,  THEN  CALLING
C              PROGRAM  SHOULD  SET  KIND  TO 6 TO SIMULATE
C              LACK  OF  AMPERSAND,  CAUSING  INDEX  TO  BE
C              GENERATED,  BUT  MARKED  AS  HAVING  MISSING
C              ASSOCIATED VALUE.  IF INDEX IS  NOT  WANTED,
C              THEN KIND SHOULD BE SET TO ONE.
C            = 5, PREVIOUS CALL HAS ALREADY  RETURNED  PAIR
C              OF  VALUES,  BUT AMPERSAND WAS FOUND INSTEAD
C              OF  ANOTHER   ASSOCIATED   VALUE.    CALLING
C              PROGRAM  SHOULD  READ  NEW LINE OF TEXT INTO
C              BUFFER BEFORE AGAIN  CALLING  THIS  ROUTINE.
C              SUBSEQUENT   CALL   TO   THIS  ROUTINE  WILL
C              CONTINUE EVALUATION OF ASSOCIATED VALUES  IN
C              NEW  CONTENTS  OF  BUFFER.   SINCE INDEX HAS
C              ALREADY BEEN RETURNED, NO ADDITIONAL MISSING
C              VALUE  WILL  BE  REPORTED  IF  SEMICOLON (OR
C              COMMA IF KONECT IS NOT GREATER  THAN  1)  IS
C              FOUND  AT  START  OF NEW CONTENTS OF BUFFER.
C              IF SUBSEQUENT CALL TO THIS ROUTINE IS ALWAYS
C              TO  BEGIN  EVALUATION OF NEW PAIR OF VALUES,
C              THEN CALLING PROGRAM SHOULD SET KIND TO ONE.
C            = 6, END OF LINE WAS FOUND  INSTEAD  OF  FIRST
C              ASSOCIATED VALUE.  IF KIND IS SENT UNCHANGED
C              TO SUBSEQUENT CALL  OF  THIS  ROUTINE,  THEN
C              INDEX  WILL  BE RETURNED TO CALLING PROGRAM,
C              BUT CALLING PROGRAM WILL  BE  INFORMED  THAT
C              ASSOCIATED  VALUE IS MISSING.  IF SUBSEQUENT
C              CALL TO THIS ROUTINE IS INSTEAD TO  CONTINUE
C              EVALUATION   OF  ASSOCIATED  VALUES  IN  NEW
C              CONTENTS OF BUFFER READ BY  CALLING  PROGRAM
C              BEFORE  THIS  ROUTINE  IS AGAIN CALLED, THEN
C              KIND  SHOULD  BE  SET  TO  4   TO   SIMULATE
C              APPEARANCE  OF AMPERSAND AT END OF PRECEDING
C              LINE.  IF INDEX IS  NOT  WANTED,  THEN  KIND
C              SHOULD BE SET TO ONE.
C            = 7, BOTH INDEX AND ASSOCIATED VALUE ARE BEING
C              RETURNED TO CALLING PROGRAM.
C            = 8,  INDEX  IS  BEING  RETURNED  TO   CALLING
C              PROGRAM,  BUT  ASSOCIATED  VALUE IS MISSING.
C              NEWEND AND ENDNEW ARE RETURNED UNDEFINED.
C            = 9, ASSOCIATED VALUE  IS  BEING  RETURNED  TO
C              CALLING  PROGRAM, BUT INDEX HAS ALREADY BEEN
C              RETURNED  BY  PREVIOUS  CALL.    NEWBGN   OR
C              BGNNEW,   WHICHEVER   IS   APPROPRIATE,   IS
C              RETURNED UNCHANGED (BUT CAN BE  MODIFIED  AS
C              DESIRED BY CALLING PROGRAM).
C            = 10, NEVER RETURNED IF KONECT=-1 OR 1.
C
C              IF KONECT HAS EITHER OF VALUES 2 OR 4,  PAIR
C              OF  VALUES  HAS  ALREADY  BEEN  RETURNED  BY
C              PREVIOUS CALL, BUT  EXTRA  COMMA  WAS  FOUND
C              INDICATING MISSING ASSOCIATED VALUE.  NEWBGN
C              OR  BGNNEW,  WHICHEVER  IS  APPROPRIATE,  IS
C              RETURNED  UNCHANGED  (BUT CAN BE MODIFIED AS
C              DESIRED BY CALLING PROGRAM).
C
C              IF KONECT=0, THEN PAIR OF VALUES HAS ALREADY
C              BEEN   RETURNED   BY   PREVIOUS   CALL,  BUT
C              FOLLOWING NUMBER WAS  FOUND  WHICH  WAS  NOT
C              PRECEDED BY COMMA.  KIND SHOULD BE SET TO -1
C              BY CALLING PROGRAM BEFORE  THIS  ROUTINE  IS
C              CALLED  NEXT  IF  LACK  OF  COMMA  INDICATES
C              SERIOUS ENOUGH ERROR THAT ALL NUMBERS SHOULD
C              BE  IGNORED  UNTIL  NEXT COMMA IS FOUND.  IF
C              KONECT=3, THEN PAIR OF  VALUES  HAS  ALREADY
C              BEEN   RETURNED   BY   PREVIOUS   CALL,  BUT
C              FOLLOWING NUMBER WAS  FOUND  WHICH  WAS  NOT
C              PRECEDED  BY SEMICOLON, BUT WHICH MAY OR MAY
C              NOT  HAVE  BEEN  PRECEDED  BY  ONE  OR  MORE
C              COMMAS.  KIND SHOULD BE SET TO -1 BY CALLING
C              PROGRAM BEFORE THIS ROUTINE IS  CALLED  NEXT
C              IF   LACK  OF  SEMICOLON  INDICATES  SERIOUS
C              ENOUGH ERROR  THAT  ALL  NUMBERS  SHOULD  BE
C              IGNORED  UNTIL  NEXT SEMICOLON IS FOUND.  IF
C              KONECT IS 0 OR 3, THEN  LOWBFR  IS  RETURNED
C              POINTING   TO   FIRST  CHARACTER  OF  NUMBER
C              SPECIFICATION, AND NUMBER WILL BE  EVALUATED
C              AS  INDEX  IF  THIS  ROUTINE IS CALLED AGAIN
C              WITHOUT KIND HAVING BEEN CHANGED.
C            = 11, UNKNOWN CHARACTER WAS  FOUND.   IF  THIS
C              APPEARS  BEFORE FIRST ASSOCIATED VALUE, THEN
C              INDEX IS REPORTED TO CALLING PROGRAM  BEFORE
C              UNKNOWN  CHARACTER  IS  REPORTED.  LOWBFR IS
C              RETURNED POINTING TO NEXT CHARACTER TO RIGHT
C              OF  UNKNOWN  CHARACTER.   IF THIS ROUTINE IS
C              CALLED WITHOUT CHANGING VALUE OF KIND,  THEN
C              NUMBER TO RIGHT OF UNKNOWN CHARACTER WILL BE
C              INTERPRETED AS INDEX OF NEXT PAIR.
C
C     NEWBGN = RETURNED CONTAINING NEXT  VALUE  OF  INTEGER
C              INDEX  IF KIND IS RETURNED CONTAINING EITHER
C              7 OR 8 AND IF KNDBGN IS LESS THAN  OR  EQUAL
C              TO  ZERO.   NEWBGN IS NOT CHANGED IF KIND IS
C              RETURNED CONTAINING EITHER 9 OR 10.   NEWBGN
C              CAN  BE  CHANGED  AS REQUIRED BY THE CALLING
C              PROGRAM.
C
C     NEWEND = RETURNED CONTAINING NEXT ASSOCIATED  INTEGER
C              VALUE  IF KIND IS RETURNED CONTAINING EITHER
C              7 OR 9 AND IF KNDEND IS LESS THAN  OR  EQUAL
C              TO  ZERO.  NEWEND CAN BE RETURNED CHANGED BY
C              THIS ROUTINE EVEN IF ASSOCIATED VALUE IS NOT
C              FOUND  BUT  THEN  MUST  NOT  BE  CHANGED  BY
C              CALLING PROGRAM.  IF  AMPERSAND  OR  END  OF
C              LINE  IS  FOUND INSTEAD OF ASSOCIATED VALUE,
C              THEN NEWEND  INDICATES  TO  SUBSEQUENT  CALL
C              WHETHER  COMMA WAS FOUND BEFORE AMPERSAND OR
C              END OF LINE.
C
C     BGNNEW = RETURNED CONTAINING VALUE OF REAL  INDEX  IF
C              KIND  IS  RETURNED  CONTAINING EITHER 7 OR 8
C              AND IF KNDBGN IS GREATER THAN ZERO.   BGNNEW
C              IS   NOT   CHANGED   IF   KIND  IS  RETURNED
C              CONTAINING EITHER 9 OR 10.   BGNNEW  CAN  BE
C              CHANGED AS REQUIRED BY THE CALLING PROGRAM.
C
C     ENDNEW = RETURNED  CONTAINING  NEXT  ASSOCIATED  REAL
C              VALUE  IF KIND IS RETURNED CONTAINING EITHER
C              7 OR 9 AND IF KNDEND IS GREATER THAN ZERO.
C
      DIMENSION IBUFFR(MAXBFR)
      DATA KOMENT,IEND,IAND,KOMMA,IBLANK,ITAB/
     11H!,1H;,1H&,1H,,1H ,1H	/
C
C     TEST IF ARE CONTINUING PREVIOUSLY EVALUATED VALUES
      MISSIN=0
      IKNCT=KONECT
      IF(IKNCT.GT.1)IKNCT=IKNCT-3
      IF(KIND.LE.0)GO TO 21
      IF(KIND.GT.10)GO TO 21
      GO TO(21,21,21, 6, 4,32, 2, 1,10, 3),KIND
    1 IF(NEWEND.LE.0)GO TO 21
    2 KIND=9
    3 IF(IKNCT.EQ.0)GO TO 21
      GO TO 5
    4 MISSIN=NEWEND
    5 KIND=9
      GO TO 10
    6 MISSIN=NEWEND
    7 KIND=7
      GO TO 10
    8 IF(KONECT.LE.1)GO TO 18
      IF(MISSIN.GT.0)GO TO 31
      MISSIN=1
    9 LOWBFR=LOWBFR+1
   10 IF(LOWBFR.GT.MAXBFR)GO TO 15
      LETTER=IBUFFR(LOWBFR)
      IF(LETTER.EQ.IBLANK)GO TO 9
      IF(LETTER.EQ.ITAB)GO TO 9
      IF(LETTER.EQ.KOMMA)GO TO 8
      IF(LETTER.EQ.KOMENT)GO TO 14
      IF(LETTER.EQ.IEND)GO TO 13
      IF(LETTER.EQ.IAND)GO TO 11
C
C     EVALUATE NEXT ASSOCIATED VALUE
      CALL DAHEFT(KNDEND,1,0,IBUFFR,MAXBFR,
     1LOWBFR,ITYPE,ISHIFT,JSHIFT,KSHIFT,LSHIFT,NEWEND,
     2ENDNEW)
      IF(ITYPE.EQ.3)GO TO 36
      IF(KIND.EQ.7)GO TO 32
      GO TO 35
C
C     AMPERSAND FOUND INSTEAD OF ASSOCIATED VALUE
   11 IF(KIND.EQ.7)GO TO 12
      IF(IKNCT.GT.0)GO TO 25
      GO TO 27
   12 IF(IKNCT.GT.0)GO TO 32
      GO TO 26
C
C     SEMICOLON FOUND INSTEAD OF ASSSOCIATED VALUE
   13 IF(KIND.EQ.7)GO TO 32
      IF(MISSIN.GT.0)GO TO 34
      GO TO 24
C
C     NO ASSOCIATED VALUE FOUND
   14 LOWBFR=MAXBFR+1
   15 IF(KIND.EQ.7)GO TO 16
      IF(MISSIN.GT.0)GO TO 34
      GO TO 23
   16 IF(IKNCT.GT.0)GO TO 32
      GO TO 29
C
C     COMMA FOUND INSTEAD OF ASSOCIATED VALUE
   17 IF(KONECT.LE.1)GO TO 19
      GO TO 20
   18 IF(KIND.EQ.7)GO TO 32
   19 KIND=7
C
C     FIND NEXT PAIR OF SERIES
   20 LOWBFR=LOWBFR+1
   21 IF(LOWBFR.GT.MAXBFR)GO TO 23
      LETTER=IBUFFR(LOWBFR)
      IF(LETTER.EQ.IBLANK)GO TO 20
      IF(LETTER.EQ.ITAB)GO TO 20
      IF(LETTER.EQ.KOMMA)GO TO 17
      IF(LETTER.EQ.KOMENT)GO TO 22
      IF(LETTER.EQ.IEND)GO TO 24
      IF(LETTER.EQ.IAND)GO TO 25
C
C     OBTAIN LEADING VALUE
      INIBFR=LOWBFR
      CALL DAHEFT(KNDBGN,1,0,IBUFFR,MAXBFR,
     1LOWBFR,ITYPE,ISHIFT,JSHIFT,KSHIFT,LSHIFT,NEWBGN,
     2BGNNEW)
      IF(ITYPE.NE.3)GO TO 35
      IF(KIND.LT.0)GO TO 21
      IF(KIND.NE.9)GO TO 7
      LOWBFR=INIBFR
      GO TO 34
C
C     RETURN TO CALLING PROGRAM
   22 LOWBFR=MAXBFR+1
   23 KIND=1
      GO TO 36
   24 KIND=2
      LOWBFR=LOWBFR+1
      GO TO 36
   25 KIND=3
      LOWBFR=MAXBFR+1
      GO TO 36
   26 KIND=4
      GO TO 28
   27 KIND=5
   28 LOWBFR=MAXBFR+1
      GO TO 30
   29 KIND=6
   30 NEWEND=MISSIN
      GO TO 36
   31 IF(KIND.EQ.9)GO TO 34
      NEWEND=1
      GO TO 33
   32 NEWEND=0
   33 KIND=8
      GO TO 36
   34 KIND=10
      GO TO 36
   35 LOWBFR=LOWBFR+1
      KIND=11
   36 RETURN
C610242504579!;&
      END