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SUBROUTINE IPKM(CBAY,NBYT,N) 15,3
C$$$ SUBPROGRAM DOCUMENTATION BLOCK
C
C SUBPROGRAM: IPKM
C PRGMMR: WOOLLEN ORG: NP20 DATE: 1994-01-06
C
C ABSTRACT: THIS SUBROUTINE PACKS AN INTEGER N INTO A CHARACTER STRING
C CBAY OF LENGTH NBYT BYTES.
C
C PROGRAM HISTORY LOG:
C 1994-01-06 J. WOOLLEN -- ORIGINAL AUTHOR
C 1998-07-08 J. WOOLLEN -- REPLACED CALL TO CRAY LIBRARY ROUTINE
C "ABORT" WITH CALL TO NEW INTERNAL BUFRLIB
C ROUTINE "BORT"
C 2003-11-04 J. ATOR -- ADDED DOCUMENTATION
C 2003-11-04 J. WOOLLEN -- BIG-ENDIAN/LITTLE-ENDIAN INDEPENDENT (WAS
C IN DECODER VERSION)
C 2003-11-04 S. BENDER -- ADDED REMARKS/BUFRLIB ROUTINE
C INTERDEPENDENCIES
C 2003-11-04 D. KEYSER -- UNIFIED/PORTABLE FOR WRF; ADDED HISTORY
C DOCUMENTATION; OUTPUTS MORE COMPLETE
C DIAGNOSTIC INFO WHEN ROUTINE TERMINATES
C ABNORMALLY
C
C USAGE: CALL IPKM
(CBAY, NBYT, N)
C INPUT ARGUMENT LIST:
C NBYT - INTEGER: NUMBER OF BYTES INTO WHICH TO PACK N (LENGTH
C OF STRING)
C N - INTEGER: INTEGER TO BE PACKED
C
C OUTPUT ARGUMENT LIST:
C CBAY - CHARACTER*8: STRING OF LENGTH NBYT BYTES CONTAINING
C PACKED INTEGER N
C
C REMARKS:
C THIS ROUTINE CALLS: BORT IREV
C THIS ROUTINE IS CALLED BY: BFRINI CHRTRNA CRBMG PKC
C PKTDD UPC WRDXTB WRTREE
C Normally not called by any application
C programs.
C
C ATTRIBUTES:
C LANGUAGE: FORTRAN 77
C MACHINE: PORTABLE TO ALL PLATFORMS
C
C$$$
COMMON /HRDWRD/ NBYTW,NBITW,IORD(8)
CHARACTER*128 BORT_STR
CHARACTER*8 CBAY,CINT
EQUIVALENCE (CINT,INT)
C----------------------------------------------------------------------
C----------------------------------------------------------------------
IF(NBYT.GT.NBYTW) GOTO 900
C Note that the widths of input variable N and local variable INT
C will both be equal to the default size of an integer (= NBYTW),
C since they aren't specifically declared otherwise.
INT = IREV(ISHFT(N,(NBYTW-NBYT)*8))
DO I=1,NBYT
CBAY(I:I) = CINT(I:I)
ENDDO
C EXITS
C -----
RETURN
900 WRITE(BORT_STR,'("BUFRLIB: IPKM - NUMBER OF BYTES BEING PACKED '//
. ', NBYT (",I4,"), IS > THE INTEGER WORD LENGTH ON THIS '//
. 'MACHINE, NBYTW (",I3,")")') NBYT,NBYTW
CALL BORT(BORT_STR)
END