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C Copyright 1981-2007 ECMWF
C
C Licensed under the GNU Lesser General Public License which
C incorporates the terms and conditions of version 3 of the GNU
C General Public License.
C See LICENSE and gpl-3.0.txt for details.
C
SUBROUTINE BUAUG(KPT,KDLEN,KDATA,KJ,KY,KSTACK,KERR)
C
C**** *BUAUG*
C
C
C PURPOSE.
C --------
C UPDATE AUGMENTED BUFR TABLE B.
C
C
C** INTERFACE.
C ----------
C
C *CALL* *BUAUG(KPT,KDLEN,KDATA,KJ,KY,KSTACK,KER)
C
C INPUT :
C *KPT* - POINTER TOO KDATA ARRAY
C *KDLEN* - DIMENSION OF KDATA ARRAY
C *KDATA* - ARRAY CONTAINING DATA NEEDED FOR DATA DESCRIPTOR
C EXPANSION
C *KJ* - POINTER TO KSTACK ARRAY
C *KY* - OPERAND OF THE DATA DESCRIPTOR OPERATOR
C
C OUTPUT:
C *KSTACK* - LIST OF ELEMENTS
C *KERR* - RETURN ERROR CODE
C
C METHOD.
C -------
C
C NONE.
C
C
C EXTERNALS.
C ----------
C
C GBYTE - PACK BIT PATHERN
C
C
C REFERENCE.
C ----------
C
C NONE.
C
C AUTHOR.
C -------
C
C M. DRAGOSAVAC *ECMWF* 04/02/91.
C
C
C MODIFICATIONS.
C --------------
C
C NONE.
C
C
IMPLICIT LOGICAL(L,O,G), CHARACTER*8(C,H,Y)
C
C
# include "parameter.F"
# include "bcomunit.F"
# include "bcmwork.F"
# include "bcmatb.F"
# include "bcmatbc.F"
# include "bcmtab.F"
# include "bcmtabc.F"
# include "bcmwt.F"
# include "bcmwtc.F"
# include "bcmbef.F"
C
CHARACTER CATBEN*64,CWTEN*64,CTABBEN*64
CHARACTER CATBU*24,CWTU*24,CTABBU*24
C
#ifndef R_4
REAL*8 RVIND
REAL*8 EPS
#else
REAL RVIND
REAL EPS
#endif
DIMENSION KSTACK(*)
DIMENSION KDATA(KDLEN)
C ------------------------------------------------------------------
C
C* 1. UPDATE AUGMENTED TABLE B .
C --------------------------
100 CONTINUE
C
IF( KERR.NE.0 ) RETURN
C
C
C* 1.1 Y = 0 ?
C -------
110 CONTINUE
C
IF( KY.EQ.0) THEN
C
C* 1.1.1 CLEAR AUGMENTED TABLE B.
C ------------------------
NJA= 0
C
DO 111 J=1,JTAB
C
NATBTR(J)= 0
NATBS (J)= 0
NATBRV(J)= 0
NATBDW(J)= 0
CATBEN(J)=' '
CATBU (J)=' '
C
111 CONTINUE
C
GO TO 300
END IF
C
C* 1.2 GET NEXT DESCRIPTOR FROM STACK.
C -------------------------------
120 CONTINUE
C
KJ=KJ + 1
KDD = KSTACK(KJ)
C
C* 1.3 ELEMENT DESCRIPTOR ?
C ---------------------
130 CONTINUE
C
IF = KDD /100000
IDIF= KDD -IF*100000
IX = IDIF/1000
IY = IDIF-IX*1000
C
IF(IF.EQ.0) THEN
C
C* 1.3.1 ADD SPECIAL ENTRY TO WORKING TABLE.
C -----------------------------------
NWT = NWT + 1
M = M + 1
NWTEN(NWT)=836970
CWTEN(NWT)='REFERENCE VALUE'
CWTU (NWT)=' '
NWTDW(NWT)= KY
NWTS (NWT)=0
NWTRV(NWT)=0
NWTR (NWT)=0
C
C* 1.3.2 ADD ENTRY TO AUGMENTED TABLE B .
C --------------------------------
DO 131 J=1,JTAB
C
IF(NTABBTR(J).EQ.KDD) THEN
I=J
GO TO 133
END IF
C
131 CONTINUE
C
KERR= 23
WRITE(KNTN,*) ' BUAUG :'
CALL BUERR(KERR)
GO TO 300
C
133 CONTINUE
C
NJA=NJA + 1
C
NATBTR(NJA)=NTABBTR(I)
NATBS (NJA)=NTABBS (I)
NATBRV(NJA)=NTABBRV(I)
NATBDW(NJA)=NTABBDW(I)
CATBEN(NJA)=CTABBEN(I)
CATBU (NJA)=CTABBU (I)
C
C* 1.3.3 COMPLITE ENTRY WITH NEW REFERENCE VALUE
C ----------------------------------------
C FROM DATA SECTION.
C ------------------
C
KPT=KPT+1
NATBRV(NJA)=KDATA(KPT)
C
C 1.3.4 UPDATE WORKING TABLES
C ---------------------
135 CONTINUE
C
C CALL BUEPWT(KDD,KERR)
C IF(KERR.GT.0) RETURN
C
GO TO 120
C
END IF
C
C ------------------------------------------------------------------
C
C* 1.4 CHANGE REFERENCE VALUE ?
C ------------------------
140 CONTINUE
C
IF( IF.EQ.2.AND.IX.EQ.3) THEN
IF(IY.EQ.255) GO TO 300
KY=IY
GO TO 120
END IF
C ------------------------------------------------------------------
200 CONTINUE
C
KERR=23
WRITE(KNTN,*) ' BUAUG :'
CALL BUERR(KERR)
C
C ------------------------------------------------------------------
300 CONTINUE
C
RETURN
C
END
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