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PROGRAM SPLITBUFR
C
C**** *SPLITBUFR*
C
C
C PURPOSE.
C --------
C SPLITS FILE CONTAINING BUFR DATA INTO FILES
C ACCORDING TO BUFR SUBTYPES. THE CREATED FILE
C NAMES ARE "ST" FOLLOWED BY BUFR SUBTYPE NUMBER.
C (st001 FOR SYNOP LAND)
C
C
C** INTERFACE.
C ----------
C
C
C METHOD.
C -------
C
C NONE.
C
C
C EXTERNALS.
C ----------
C
C CALL BUFREX
C
C REFERENCE.
C ----------
C
C NONE.
C
C AUTHOR.
C -------
C
C M. DRAGOSAVAC *ECMWF* 15/03/2009
C
C
C MODIFICATIONS.
C --------------
C
C NONE.
C
C
IMPLICIT LOGICAL(L,O,G), CHARACTER*8(C,H,Y)
C
PARAMETER(JSUP = 9,JSEC0= 3,JSEC1= 40,JSEC2=4096 ,JSEC3= 4,
1 JSEC4= 2,JELEM=160000,JSUBS=400,JCVAL=150,JBUFL=512000,
#ifdef JBPW_64
2 JBPW = 64,JTAB =3000,JCTAB=120,JCTST=1800,JCTEXT=1200,
#else
2 JBPW = 32,JTAB =3000,JCTAB=120,JCTST=1800,JCTEXT=1200,
#endif
3 JWORK=4096000,JKEY=46,JBYTE=1000000)
C
PARAMETER (JTYPE=255)
C
PARAMETER (KELEM=160000)
PARAMETER (KVALS=4096000)
C
DIMENSION KBUFF(JBUFL),KTDLST(JELEM),KTDEXP(JELEM)
DIMENSION KSUP(JSUP) ,KSEC0(JSEC0),KSEC1(JSEC1)
DIMENSION KSEC2(JSEC2),KSEC3(JSEC3),KSEC4(JSEC4)
DIMENSION KEY (JKEY)
C
REAL*8 VALUES(KVALS)
REAL*8 RVIND,EPS
DIMENSION IUNIT1(JTYPE)
C
CHARACTER*64 CNAMES(KELEM)
CHARACTER*24 CUNITS(KELEM)
CHARACTER*80 CVALS(KVALS)
C
CHARACTER*80 YENC
CHARACTER*256 CINFILE,CARG(5)
CHARACTER*5 CFNAME
C
C
cs EXTERNAL GETARG
C
C ------------------------------------------------------------------
C* 1. INITIALIZE CONSTANTS AND VARIABLES.
C -----------------------------------
100 CONTINUE
C
C MISSING VALUE INDICATOR
C
RVIND=1.7E38
NBYTES=JBPW/8
C
C INPUT FILE NAME
C
C
C GET ARGUMENTS
C
C 1) INPUT FILE NAME
C
NARG=IARGC()
IF(NARG.LT.2) THEN
PRINT*,'USAGE -- bufr_split -i infiles '
STOP
END IF
NFILE=NARG
C
DO 104 J=1,NARG
CALL GETARG(J,CARG(J))
104 CONTINUE
II=0
IO=0
DO 105 J=1,NARG
IF(CARG(J).EQ.'-i') THEN
IN=J
END IF
105 CONTINUE
IF(IN.EQ.0) THEN
PRINT*,'USAGE -- bufr_split -i infiles '
STOP
END IF
C
IST=IN+1
IEND=NARG
C
CFNAME(1:2)='st'
DO 102 I=1,JTYPE
WRITE(CFNAME(3:5),'(I3.3)') I
CALL PBOPEN(IUNITC,CFNAME,'W',IRET)
IUNIT1(I)=IUNITC
102 CONTINUE
C
NR=0
C
C* 1.2 OPEN FILE CONTAINING BUFR DATA.
C -------------------------------
120 CONTINUE
C
DO 121 IZ=IST,IEND
C
CINFILE=' '
CINFILE=CARG(IZ)
IZZ=INDEX(CINFILE,' ')
IZZ=IZZ-1
C
IRET=0
CALL PBOPEN(IUNIT,CINFILE(1:IZZ),'R',IRET)
IF(IRET.EQ.-1) STOP 'OPEN FAILED'
IF(IRET.EQ.-2) STOP 'INVALID FILE NAME'
IF(IRET.EQ.-3) STOP 'INVALID OPEN MODE SPECIFIED'
C
C -----------------------------------------------------------------
C* 3. READ BUFR MESSAGE.
C ------------------
300 CONTINUE
C
IERR=0
KBUFL=0
C
IRET=0
CALL PBBUFR(IUNIT,KBUFF,JBYTE,KBUF,IRET)
IF(IRET.EQ.-1) THEN
CALL PBCLOSE(IUNIT,IERR)
GO TO 121
END IF
IF(IRET.EQ.-2) STOP 'FILE HANDLING PROBLEM'
IF(IRET.EQ.-3) STOP 'ARRAY TOO SMALL FOR PRODUCT'
C
N=N+1
KBUFL=KBUF/NBYTES+1
IF(N.LT.NR) GO TO 300
C
C -----------------------------------------------------------------
C* 4. EXPAND BUFR MESSAGE.
C --------------------
400 CONTINUE
C
CALL BUS012(KBUFL,KBUFF,KSUP,KSEC0,KSEC1,KSEC2,KERR)
IF(KERR.NE.0) THEN
PRINT*,'ERROR IN BUS012: ',KERR
PRINT*,' BUFR MESSAGE NUMBER ',N,' CORRUPTED.'
KERR=0
CALL EXIT(2)
END IF
C
KSEC17=KSEC1(7)
C
IF(KSEC1(7).GE.1.AND.KSEC1(7).LE.4) THEN
KEL=KELEM
IF(KSUP(6).GT.1) KEL=JWORK/KSUP(6)
C
CALL BUFREX(KBUFL,KBUFF,KSUP,KSEC0 ,KSEC1,KSEC2 ,
1 KSEC3 ,KSEC4,
2 KEL,CNAMES,CUNITS,KVALS,VALUES,CVALS,IERR)
C
IF(IERR.NE.0) THEN
IF(IERR.EQ.45) GO TO 300
C CALL EXIT(2)
END IF
C
CALL BUSEL(KTDLEN,KTDLST,KTDEXL,KTDEXP,KERR)
IF(KERR.NE.0) CALL EXIT(2)
C
KSEC17=KSEC1(7)
IF(KTDLST(1).EQ.307007) THEN
KSEC17=5
DO I=1,KTDLEN
IF(KTDLST(I).EQ.013022) KSEC17=6
IF(KTDLST(I).EQ.013021) KSEC17=7
IF(KTDLST(I).EQ.013020) KSEC17=8
END DO
ELSE
DO I=1,KTDLEN
IF(KTDLST(I).EQ.013022) KSEC17=16
IF(KTDLST(I).EQ.013021) KSEC17=17
IF(KTDLST(I).EQ.013020) KSEC17=18
END DO
END IF
END IF
C
IUN=-99
DO I=1,255
IF(KSEC17.EQ.I) THEN
IUN=IUNIT1(I)
GO TO 500
END IF
END DO
C
500 CONTINUE
IF(IUN.lt.0) THEN
PRINT*,'SUBTYPE ',KSEC17,'FOUND.'
print*,'unit number of iunit1(1)=',iunit1(1)
GO TO 300
END IF
C
C 6.3 WRITE PACKED BUFR MESSAGE INTO FILE.
C ------------------------------------
630 CONTINUE
C
IERR=0
CALL PBWRITE(IUN,KBUFF,KBUF,IERR)
IF(IRET.EQ.-1) THEN
PRINT*,'ERROR DURING WRITE ON OUTPUT FILE'
CALL EXIT(2)
END IF
C
GO TO 300
C
121 CONTINUE
C -----------------------------------------------------------------
C
900 CONTINUE
C
PRINT*,'NUMBER OF MESSAGES PROCESSED ',N
C
END
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