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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 CTABLE1(YNAME,KERR)
C
C**** *CTABLE1*
C
C
C PURPOSE.
C --------
C THE MAIN PURPOSE OF THIS PROGRAMME IS TO CREATE WORKING
C CODE TABLES FOR *BUFR* DECODING.
C
C** INTERFACE.
C ----------
C NONE.
C
C
C
C
C *METHOD.
C -------
C NONE.
C
C
C
C EXTERNALS.
C ----------
C NONE.
C
C
C
C
C REFERENCE.
C ----------
C
C BINARY UNIVERSAL FORM FOR DATA REPRESENTATION, *FM 94 BUFR*.
C
C J.K.GIBSON AND *M.DRAGOSAVAC,1987:* DECODING *DATA *REPRESENTATION
C *FM 94 BUFR*,*TECHNICAL *MEMORANDUM *NO. 134
C
C J.K.GIBSON,1986:*EMOS 2 - *STANDARDS FOR SOFTWARE DEVELOPMENT
C AND MAINTANANCE *,*TECHICAL MEMORANDUM *NO.
C *ECMWF*.
C
C
C AUTHOR.
C -------
C
C M. DRAGOSAVAC *ECMWF* JANUARY 1991.
C
C
C MODIFICATIONS.
C --------------
C
C NONE.
C
C
IMPLICIT LOGICAL(L,O,G), CHARACTER*8(C,H,Y)
C
# include "parameter.F"
# include "bcmwork.F"
# include "bcmtab.F"
# include "bcmtabc.F"
# include "bcmct.F"
# include "bcmctc.F"
# include "bcmroot.F"
C
CHARACTER*64 CTEXT
CHARACTER*64 CTABBEN
CHARACTER*24 CTABBU
CHARACTER*256 YFNAME
CHARACTER*(*) YNAME
CHARACTER*120 YENTRY
C
REAL*8 RVIND,EPS
C
C ------------------------------------------------------------------
C* 1. SET INITIAL CONSTANTS AND POINTERS
C ----------------------------------
100 CONTINUE
C
J=0
YFNAME=' '
C
DO 101 I=1,JCTEXT
CTEXT(I)=' '
101 CONTINUE
C
DO 102 I=1,JCTAB
NREF(I)=0
NSTART(I)=0
NLEN(I)=0
102 CONTINUE
C
DO 103 I=1,JCTST
NCODNUM(I)=0
NSTARTC(I)=0
NLENC (I)=0
103 CONTINUE
C
II=INDEX(YNAME,' ')
II=II-1
YFNAME=YNAME(1:II)
II=INDEX(YFNAME,' ')
II=II-1
CALL GET_FREE_UNIT(IUNIT)
OPEN(UNIT=IUNIT,FILE=YFNAME(1:II),ERR=401,STATUS='OLD')
C
C ------------------------------------------------------------------
C* 2. READ IN CODE TABLE ENTRY
C ------------------------
200 CONTINUE
C
C
READ(IUNIT,'(A)',ERR=402,END=300) YENTRY
C
J = J+1
C
IF(J.GT.JCTAB) THEN
PRINT*,' DIMENSION TOO SMALL J=',J
kerr=66
return
END IF
C
C ------------------------------------------------------------------
C* 2.1 SET ARRAYS FOR CODE TABLE TABLE REFERENCE, STARTING POINTERS
C FOR LIST OF CODE NUMBERS, LENGTH , LIST OF CODE NUMBERS,
C STARTING POINTERS AND LENGTH OF TEXT INFORMATION.
210 CONTINUE
C
READ(YENTRY,'(I6,1X,I4,1X,I4,1X,I2)') NREF(J),NLEN(J),NCODE,NLINE
C
IF(J.EQ.1) THEN
NSTART (J) = 1
NSTARTC(J) = 1
IPT = 1
IIPT= 1
ELSE
NSTART(J) = NSTART(J-1) + NLEN(J-1)
IPT = NSTART(J)
IIPT = IIPT + 1
NSTARTC(IPT)= IIPT
END IF
C
C
NCODNUM(IPT)=NCODE
NLENC ( IPT)=NLINE
C
CTEXT (IIPT)=YENTRY(21:80)
C -------------------------------------------------------------------
IF(NLENC(IPT).GT.1) THEN
DO 220 JA=1,NLENC(IPT)-1
READ(IUNIT,'(A)',END=300) YENTRY
IIPT=IIPT+1
CTEXT(IIPT)=YENTRY(21:80)
220 CONTINUE
END IF
C
IF(NLEN(J).GT.1) THEN
DO 230 JA=1,NLEN(J)-1
READ(IUNIT,'(A)',END=300) YENTRY
READ(YENTRY,'(12X,I4,1X,I2)') NCODE,NLINE
IPT = IPT + 1
IIPT =IIPT + 1
NCODNUM(IPT)= NCODE
NSTARTC(IPT)= IIPT
NLENC (IPT)=NLINE
CTEXT(IIPT) = YENTRY(21:80)
IF(NLENC(IPT).GT.1) THEN
DO 240 JB=1,NLENC(IPT)-1
READ(IUNIT,'(A)',END=300) YENTRY
IIPT=IIPT+1
CTEXT(IIPT)=YENTRY(21:80)
240 CONTINUE
END IF
230 CONTINUE
END IF
C
GO TO 200
C
C ------------------------------------------------------------------
300 CONTINUE
C
CLOSE(IUNIT)
C
C write(*,'(1h )')
C write(*,'(1H ,a,i4)') 'Total number of entries in Table C is ',j
C
RETURN
C -----------------------------------------------------------------
400 CONTINUE
C
401 CONTINUE
C
KERR=62
WRITE(*,4401) IOS,YFNAME
4401 FORMAT(1H ,'Open error ',i4,' on ',a)
RETURN
C
402 CONTINUE
KERR=7
WRITE(*,4402) IOS,YFNAME
4402 FORMAT(1H ,'Read error ',i4,' on ',a)
RETURN
C
END
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