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  • !MNH_LIC Copyright 1994-2018 CNRS, Meteo-France and Universite Paul Sabatier
    !MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
    !MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt  
    !MNH_LIC for details. version 1.
    !-----------------------------------------------------------------
    
    MODULE mode_util
    
      USE MODD_IO_ll,  ONLY: TFILE_ELT
      USE MODD_NETCDF, ONLY: DIMCDF, IDCDF_KIND
    
      USE MODD_PARAMETERS, ONLY: NLFIMAXCOMMENTLENGTH, NMNHNAMELGTMAX
    
      INTEGER,PARAMETER :: MAXFILES=100
    
      INTEGER,parameter :: MAXDATES=100
    
      TYPE workfield
    
         CHARACTER(LEN=NMNHNAMELGTMAX)         :: name   ! nom du champ
    
         LOGICAL                               :: found  ! T if found in the input file
         LOGICAL                               :: calc   ! T if computed from other variables
         LOGICAL                               :: tbw    ! to be written or not
         LOGICAL                               :: tbr    ! to be read or not
    
         LOGICAL                               :: LSPLIT = .FALSE. ! TRUE if variable is split by vertical level
    
         INTEGER                               :: NSIZE = 0 ! Size of the variable (in number of elements)
    
         INTEGER                               :: NSRC = 0 ! Number of variables used to compute the variable (needed only if calc=.true.)
    
         INTEGER                               :: NDIMS_FILE  ! Number of dims (as present in input file)
         INTEGER,DIMENSION(:),ALLOCATABLE      :: NDIMSIZES_FILE  ! Dimensions sizes (as present in input file)
         CHARACTER(LEN=NF90_MAX_NAME),DIMENSION(:),ALLOCATABLE :: CDIMNAMES_FILE  ! Dimensions names (as present in input file)
         CHARACTER(LEN=40)                     :: CUNITS_FILE = '' ! Units (as present in input file)
         INTEGER                               :: NGRID_FILE  ! Grid  number (as present in input file)
         INTEGER                               :: NTYPE_FILE  ! netCDF datatype (NF90_CHAR, NF90_INT...) (as present in input file)
    
         INTEGER,DIMENSION(MAXRAW)             :: src    ! List of variables used to compute the variable (needed only if calc=.true.)
         INTEGER                               :: tgt    ! Target: id of the variable that use it (calc variable)
         TYPE(TFIELDDATA)                      :: TFIELD ! Metadata about the field
         TYPE(DIMCDF),DIMENSION(:),ALLOCATABLE :: TDIMS  ! Dimensions of the field
    
      END TYPE workfield
    
    
      LOGICAL(KIND=LFI_INT), PARAMETER :: ltrue  = .TRUE.
      LOGICAL(KIND=LFI_INT), PARAMETER :: lfalse = .FALSE.
    
    
      SUBROUTINE parse_infiles(infiles, outfiles, KNFILES_OUT, nbvar_infile, nbvar_tbr, nbvar_calc, nbvar_tbw, &
                               tpreclist, options, runmode)
    
        USE MODD_PARAMETERS, ONLY: JPHEXT, JPVEXT, NGRIDUNKNOWN
    
        TYPE(TFILE_ELT),DIMENSION(:),         INTENT(IN)  :: infiles
        TYPE(TFILE_ELT),DIMENSION(:),         INTENT(IN)  :: outfiles
        INTEGER,                              INTENT(IN)  :: KNFILES_OUT
        INTEGER,                              INTENT(IN)  :: nbvar_infile, nbvar_tbr, nbvar_calc, nbvar_tbw
        TYPE(workfield), DIMENSION(:),POINTER,INTENT(OUT) :: tpreclist
        TYPE(option),DIMENSION(:),            INTENT(IN)  :: options
        INTEGER,                              INTENT(IN)  :: runmode
    
        TYPE TLFIDATE
          CHARACTER(LEN=FM_FIELD_SIZE) :: CNAME = ''     !Name of the date variable
          INTEGER                      :: NIDX_DATE = -1 !Index of the date part
          INTEGER                      :: NIDX_TIME = -1 !Index of the time part
        END TYPE TLFIDATE
    
    
        CHARACTER(LEN=FM_FIELD_SIZE)             :: yrecfm, YDATENAME
    
        CHARACTER(LEN=FM_FIELD_SIZE)             :: var_calc
        CHARACTER(LEN=FM_FIELD_SIZE),dimension(MAXRAW) :: var_raw
    
        CHARACTER(LEN=1)                         :: YNDIMS
        CHARACTER(LEN=32)                        :: YTYPE
    
        INTEGER                                  :: ji,jj
        INTEGER                                  :: ndb, nde, ndey, idx, idx_out, idx_var, maxvar
        INTEGER                                  :: leng
        INTEGER                                  :: sizemax
    
        INTEGER                                  :: IID, IRESP, IDATES, ICURDATE
        INTEGER                                  :: IDXDATE, IDXTIME
    
        INTEGER(KIND=LFI_INT)                    :: iresp2,ilu,ileng,ipos
        INTEGER(KIND=IDCDF_KIND)                 :: kcdf_id, kcdf_id2, var_id
        INTEGER(KIND=IDCDF_KIND)                 :: jdim, status
    
        INTEGER(KIND=IDCDF_KIND),DIMENSION(NF90_MAX_VAR_DIMS) :: idims_id
    
        TYPE(TLFIDATE),DIMENSION(MAXDATES)       :: TLFIDATES
    
        IF (options(OPTSPLIT)%set) THEN
          idx_out = 0
        ELSE
          idx_out = 1
        END IF
    
        IF (runmode==MODECDF2LFI) THEN
          !This file is a dummy one to manage netCDF dims
    
        IF (INFILES(1)%TFILE%CFORMAT == 'LFI') THEN
          ilu = INFILES(1)%TFILE%NLFIFLU
        ELSE IF (INFILES(1)%TFILE%CFORMAT == 'NETCDF4') THEN
          kcdf_id = INFILES(1)%TFILE%NNCID
    
        PRINT *,'MESONH 3D, 2D articles DIMENSIONS used :'
    
        PRINT *,'DIMX =',NIMAX_ll+2*JPHEXT
        PRINT *,'DIMY =',NJMAX_ll+2*JPHEXT
        PRINT *,'DIMZ =',NKMAX   +2*JPVEXT
    
    
        sizemax = 0
    
        ! Phase 1 : build articles list to convert.
        !
        !    Pour l'instant tous les articles du fichier LFI sont
        !    convertis. On peut modifier cette phase pour prendre en
        !    compte un sous-ensemble d'article (liste definie par
    
        !    l'utilisateur par exemple)
    
          ALLOCATE(tpreclist(nbvar_tbr+nbvar_calc))
          DO ji=1,nbvar_tbr+nbvar_calc
            tpreclist(ji)%found  = .FALSE.
            tpreclist(ji)%calc   = .FALSE. !By default variables are not computed from others
            tpreclist(ji)%tbw    = .TRUE.  !By default variables are written
    
            tpreclist(ji)%tbr    = .TRUE.  !By default variables are read
    
            tpreclist(ji)%src(:) = -1
            tpreclist(ji)%tgt    = -1
          END DO
    
    
           ! A variable list is provided with -v var1,...
           ndb  = 1
    
              !crash compiler GCC 4.2.0: nde = INDEX(TRIM(options(OPTVAR)%cvalue(ndb:)),',')
              nde = INDEX(TRIM(options(OPTVAR)%cvalue(ndb:len(trim(options(OPTVAR)%cvalue)))),',')
    
              IF (nde == 0) nde = LEN( TRIM(options(OPTVAR)%cvalue(ndb:len(trim(options(OPTVAR)%cvalue)))) ) + 1
    
              yrecfm = options(OPTVAR)%cvalue(ndb:ndb+nde-2)
    
              !Detect operations on variables (only + is supported now)
              ndey = INDEX(TRIM(yrecfm),'=')
              idx = 1
              IF (ndey /= 0) THEN
                var_calc = yrecfm(1:ndey-1)
                DO WHILE (ndey /= 0)
                  IF (idx>MAXRAW) THEN
    
                    CALL PRINT_MSG(NVERB_FATAL,'IO','parse_infiles','MAXRAW exceeded (too many raw variables for 1 computed one)')
    
                  END IF
                  yrecfm = yrecfm(ndey+1:)
                  ndey = INDEX(TRIM(yrecfm),'+')
                  IF (ndey /= 0) THEN
                    var_raw(idx) = yrecfm(1:ndey-1)
                  ELSE
                    var_raw(idx) = TRIM(yrecfm)
                  END IF
                  idx = idx + 1
                END DO
    
                tpreclist(idx_var)%name = trim(var_calc)
                tpreclist(idx_var)%calc = .TRUE.
                tpreclist(idx_var)%tbw  = .TRUE.
                tpreclist(idx_var)%tbr  = .FALSE.
    
                idx_var=idx_var+1
                DO jj = 1, idx-1
                  tpreclist(idx_var-jj)%src(jj) = idx_var
                  tpreclist(idx_var)%name = trim(var_raw(jj))
                  tpreclist(idx_var)%calc = .FALSE.
                  tpreclist(idx_var)%tbw  = .FALSE.
                  tpreclist(idx_var)%tbr  = .TRUE.
                  tpreclist(idx_var)%tgt  = idx_var-jj
                  idx_var=idx_var+1
                END DO
    
              ELSE
                tpreclist(idx_var)%name = trim(yrecfm)
                tpreclist(idx_var)%calc = .FALSE.
                tpreclist(idx_var)%tbw  = .TRUE.
                idx_var=idx_var+1
    
              END IF
    
    
           DO ji=1,nbvar_tbr+nbvar_calc
              IF (tpreclist(ji)%calc) CYCLE
    
              IF (INFILES(1)%TFILE%CFORMAT == 'LFI') THEN
    
                CALL LFINFO(iresp2,ilu,trim(yrecfm),ileng,ipos)
    
                IF (iresp2 == 0 .AND. ileng /= 0) THEN
                  tpreclist(ji)%found = .true.
                  tpreclist(ji)%NSIZE = ileng - 2 - NLFIMAXCOMMENTLENGTH
                END IF
    
    
                IF (iresp2==0 .AND. ileng == 0 .AND. ipos==0 .AND. INFILES(1)%TFILE%NSUBFILES_IOZ>0) THEN
    
                  !Variable not found with no error (iresp2==0 .AND. ileng == 0 .AND. ipos==0)
                  !If we are merging, maybe it is one of the split variable
    
                  !In that case, the 1st part of the variable is in the 1st split file with a 0001 suffix
    
                  CALL LFINFO(iresp2,INFILES(1)%TFILE%TFILES_IOZ(1)%TFILE%NLFIFLU,trim(yrecfm)//'0001',ileng,ipos)
    
                  IF (iresp2 == 0 .AND. ileng /= 0) THEN
                    tpreclist(ji)%found  = .true.
                    tpreclist(ji)%LSPLIT = .true.
                    IF (tpreclist(ji)%tgt > 0) THEN !If this variable is used for a calculated one
                      tpreclist(tpreclist(ji)%tgt)%LSPLIT = .true.
                    END IF
                  END IF
    
                  tpreclist(ji)%NSIZE = (ileng - 2 - NLFIMAXCOMMENTLENGTH) * (NKMAX+2*JPVEXT)
    
                  ileng = tpreclist(ji)%NSIZE + 2 + NLFIMAXCOMMENTLENGTH
    
                leng = ileng
    
              ELSE IF (INFILES(1)%TFILE%CFORMAT == 'NETCDF4') THEN
                status = NF90_INQ_VARID(kcdf_id,trim(yrecfm),var_id)
                IF (status /= NF90_NOERR .AND. INFILES(1)%TFILE%NSUBFILES_IOZ>0) THEN
    
                  !Variable probably not found (other error possible...)
                  !If we are merging, maybe it is one of the split variable
    
                  !In that case, the 1st part of the variable is in the 1st split file with a 0001 suffix
    
                  kcdf_id2 = INFILES(1)%TFILE%TFILES_IOZ(1)%TFILE%NNCID
                  status = NF90_INQ_VARID(kcdf_id2,trim(yrecfm)//'0001',var_id)
    
                  IF (status == NF90_NOERR) THEN
                    tpreclist(ji)%LSPLIT = .true.
                    IF (tpreclist(ji)%tgt > 0) THEN !If this variable is used for a calculated one
                      tpreclist(tpreclist(ji)%tgt)%LSPLIT = .true.
                    END IF
    
                  ELSE
                    CALL HANDLE_ERR(status,__LINE__)
    
                ELSE IF (status /= NF90_NOERR) THEN
                  CALL HANDLE_ERR(status,__LINE__)
    
                IF (status == NF90_NOERR) THEN
                  tpreclist(ji)%found = .true.
    
                  status = NF90_INQUIRE_VARIABLE(kcdf_id2,var_id,ndims = tpreclist(ji)%NDIMS_FILE, &
                                                 xtype=tpreclist(ji)%NTYPE_FILE, dimids = idims_id)
    
                  IF (status /= NF90_NOERR) CALL HANDLE_ERR(status,__LINE__)
    
    
                  IF (.NOT.tpreclist(ji)%LSPLIT) THEN
                    ALLOCATE(tpreclist(ji)%NDIMSIZES_FILE(tpreclist(ji)%NDIMS_FILE))
                    ALLOCATE(tpreclist(ji)%CDIMNAMES_FILE(tpreclist(ji)%NDIMS_FILE))
                  ELSE
                    ALLOCATE(tpreclist(ji)%NDIMSIZES_FILE(tpreclist(ji)%NDIMS_FILE+1))
                    ALLOCATE(tpreclist(ji)%CDIMNAMES_FILE(tpreclist(ji)%NDIMS_FILE+1))
                  END IF
    
                  IF (tpreclist(ji)%NDIMS_FILE == 0) THEN
    
                     ! variable scalaire
                     leng = 1
                  ELSE
                     ! infos sur dimensions
                     leng = 1
    
                     DO jdim=1,tpreclist(ji)%NDIMS_FILE
                       status = NF90_INQUIRE_DIMENSION(kcdf_id2,idims_id(jdim),                    &
                                                       len =  tpreclist(ji)%NDIMSIZES_FILE(jdim), &
                                                       name = tpreclist(ji)%CDIMNAMES_FILE(jdim)  )
    
                       IF (status /= NF90_NOERR) CALL HANDLE_ERR(status,__LINE__)
    
                       leng = leng*tpreclist(ji)%NDIMSIZES_FILE(jdim)
    
                    END DO
    
    
                    IF (tpreclist(ji)%NDIMS_FILE>0) THEN
                      IF (tpreclist(ji)%CDIMNAMES_FILE(tpreclist(ji)%NDIMS_FILE)=='time') THEN
                        tpreclist(ji)%TFIELD%LTIMEDEP = .TRUE.
                      ELSE
                        tpreclist(ji)%TFIELD%LTIMEDEP = .FALSE.
                      END IF
                    ELSE
                      tpreclist(ji)%TFIELD%LTIMEDEP = .FALSE.
                    END IF
    
    
                      IF(     (.NOT.tpreclist(ji)%TFIELD%LTIMEDEP .AND.  tpreclist(ji)%NDIMS_FILE/=2)   &
                         .OR. (     tpreclist(ji)%TFIELD%LTIMEDEP .AND.  tpreclist(ji)%NDIMS_FILE/=3) ) &
                        CALL PRINT_MSG(NVERB_FATAL,'IO','parse_infiles','split variables can only be 3D')
    
                      leng = leng * (NKMAX+2*JPVEXT)
    
                      !Move time dimension to last (4th) position
                      IF (tpreclist(ji)%TFIELD%LTIMEDEP) THEN
                        tpreclist(ji)%NDIMSIZES_FILE(4) = tpreclist(ji)%NDIMSIZES_FILE(3)
                        tpreclist(ji)%CDIMNAMES_FILE(4) = tpreclist(ji)%CDIMNAMES_FILE(3)
                      END IF
                      !Add vertical dimension
                      tpreclist(ji)%NDIMSIZES_FILE(3) = NKMAX+2*JPVEXT
                      tpreclist(ji)%CDIMNAMES_FILE(3) = 'level' !Could also be 'level_w'
    
                  END IF
                END IF
    
                tpreclist(ji)%NSIZE = leng
    
    
                STATUS = NF90_GET_ATT(kcdf_id,var_id,'grid',tpreclist(ji)%NGRID_FILE)
                IF (status /= NF90_NOERR) tpreclist(ji)%NGRID_FILE = 0
    
                STATUS = NF90_GET_ATT(kcdf_id,var_id,'units',tpreclist(ji)%CUNITS_FILE)
    
    
                !Add maximum comment size (necessary when writing LFI files because the comment is stored with the field)
    
              END IF
    
              IF (.NOT.tpreclist(ji)%found) THEN
    
                CALL PRINT_MSG(NVERB_WARNING,'IO','parse_infiles','variable '//TRIM(yrecfm)//' not found => ignored')
    
                 tpreclist(ji)%tbw   = .FAlSE.
                 tpreclist(ji)%tbr   = .FAlSE.
    
                 IF (leng > sizemax) sizemax = leng
              END IF
    
    
           maxvar = nbvar_tbr+nbvar_calc
    DO ji=1,nbvar_tbr+nbvar_calc
      print *,ji,'name=',trim(tpreclist(ji)%name),' calc=',tpreclist(ji)%calc,' tbw=',tpreclist(ji)%tbw,&
              ' tbr=',tpreclist(ji)%tbr,' found=',tpreclist(ji)%found
    END DO
    
    
        ELSE
           ! Entire file is converted
    
           ALLOCATE(tpreclist(nbvar_infile))
           DO ji=1,nbvar_infile
    
             tpreclist(ji)%calc   = .FALSE. !By default variables are not computed from others
             tpreclist(ji)%tbw    = .TRUE.  !By default variables are written
             tpreclist(ji)%src(:) = -1
           END DO
    
    
           IF (INFILES(1)%TFILE%CFORMAT == 'LFI') THEN
    
             ladvan = .TRUE.
    
             DO ji=1,nbvar_infile
    
               CALL LFICAS(iresp2,ilu,yrecfm,ileng,ipos,ladvan)
    
               tpreclist(ji)%found  = .TRUE.
    
               tpreclist(ji)%NSIZE  = ileng - 2 - NLFIMAXCOMMENTLENGTH
    
               IF (ileng > sizemax) sizemax = ileng
    
    
               !Detect if date variable
               IDXDATE = INDEX(trim(yrecfm),"%TDATE",.TRUE.)
               IDXTIME = INDEX(trim(yrecfm),"%TIME", .TRUE.)
               IF (IDXDATE/=0 .AND. IDXTIME/=0) &
                 CALL PRINT_MSG(NVERB_FATAL,'IO','parse_infiles','field in LFI file with %TDATE and %TIME in name '//TRIM(YRECFM))
               IDX = MAX(IDXDATE,IDXTIME)
               IF (IDX>0) THEN
    
                 YDATENAME = YRECFM(1:IDX-1)
                 !Look if datename is already known
                 ICURDATE = 0
                 DO JJ=1,IDATES
                   IF (TRIM(YDATENAME)==TRIM(TLFIDATES(JJ)%CNAME)) THEN
                     ICURDATE = JJ
                     EXIT
    
                 END DO
                 !
                 IF (ICURDATE == 0) THEN
                   !New date name detected
                   IDATES = IDATES + 1
                   IF (IDATES>MAXDATES) CALL PRINT_MSG(NVERB_FATAL,'IO','parse_infiles','too many dates, increase MAXDATES')
                   ICURDATE = IDATES
                 END IF
                 TLFIDATES(ICURDATE)%CNAME = TRIM(YDATENAME)
                 IF (IDXTIME>0) THEN
                   IF (TLFIDATES(ICURDATE)%NIDX_TIME /= -1) &
                     CALL PRINT_MSG(NVERB_FATAL,'IO','parse_infiles','NIDX_TIME already set for '//TRIM(YDATENAME))
                   TLFIDATES(ICURDATE)%NIDX_TIME = JI
                   !Set variable name to truncated name (necessary to correctly identify the variable when read)
                   tpreclist(ji)%name = TRIM(YDATENAME)
                 END IF
                 IF (IDXDATE>0) THEN
                   IF (TLFIDATES(ICURDATE)%NIDX_DATE /= -1) &
                     CALL PRINT_MSG(NVERB_FATAL,'IO','parse_infiles','NIDX_DATE already set for '//TRIM(YDATENAME))
                   TLFIDATES(ICURDATE)%NIDX_DATE = JI
                   !Do not treat this variable (the date part will be read with the time part)
                   tpreclist(ji)%name  = 'removed_date'
                   tpreclist(ji)%tbw   = .FALSE.
                   tpreclist(ji)%tbr   = .FALSE.
                   tpreclist(ji)%found = .FALSE.
    
             END DO
    
             DO JI=1,IDATES
               IF (TLFIDATES(JI)%NIDX_DATE == -1 .OR. TLFIDATES(JI)%NIDX_TIME == -1) &
                 CALL PRINT_MSG(NVERB_FATAL,'IO','parse_infiles','incomplete DATE/TIME fields for '//TRIM(TLFIDATES(JI)%CNAME))
             END DO
    
             !
    
           ELSE IF (INFILES(1)%TFILE%CFORMAT == 'NETCDF4') THEN
    
             DO ji=1,nbvar_infile
    
               status = NF90_INQUIRE_VARIABLE(kcdf_id,var_id, name = tpreclist(ji)%name, ndims = tpreclist(ji)%NDIMS_FILE, &
                                              xtype=tpreclist(ji)%NTYPE_FILE, dimids = idims_id)
    
               IF (status /= NF90_NOERR) CALL HANDLE_ERR(status,__LINE__)
               tpreclist(ji)%found  = .TRUE.
    
               ALLOCATE(tpreclist(ji)%NDIMSIZES_FILE(tpreclist(ji)%NDIMS_FILE))
               ALLOCATE(tpreclist(ji)%CDIMNAMES_FILE(tpreclist(ji)%NDIMS_FILE))
    
               IF (tpreclist(ji)%NDIMS_FILE == 0) THEN
    
                 ! variable scalaire
                 leng = 1
               ELSE
                 ! infos sur dimensions
                 leng = 1
    
                 DO jdim=1,tpreclist(ji)%NDIMS_FILE
                   status = NF90_INQUIRE_DIMENSION(kcdf_id,idims_id(jdim),                     &
                                                   len =  tpreclist(ji)%NDIMSIZES_FILE(jdim), &
                                                   name = tpreclist(ji)%CDIMNAMES_FILE(jdim)  )
    
                   IF (status /= NF90_NOERR) CALL HANDLE_ERR(status,__LINE__)
    
                   leng = leng*tpreclist(ji)%NDIMSIZES_FILE(jdim)
    
                 END DO
               END IF
    
               IF (leng > sizemax) sizemax = leng
    
    
               STATUS = NF90_GET_ATT(kcdf_id,var_id,'grid',tpreclist(ji)%NGRID_FILE)
               IF (status /= NF90_NOERR) tpreclist(ji)%NGRID_FILE = 0
    
               STATUS = NF90_GET_ATT(kcdf_id,var_id,'units',tpreclist(ji)%CUNITS_FILE)
    
             END DO
    
             !Add maximum comment size (necessary when writing LFI files because the comment is stored with the field)
    
           END IF
    
           maxvar = nbvar_infile
    
        ! Check if variable is in TFIELDLIST and populate corresponding metadata
    
          IF (runmode/=MODECDF2LFI .AND. options(OPTSPLIT)%set .AND. tpreclist(ji)%tbw) idx_out = idx_out + 1
    
          IF (.NOT.tpreclist(ji)%found .OR. tpreclist(ji)%calc ) CYCLE
    
          !
          !Do not treat dimension variables (they are automatically added when creating netCDF file)
          IF (      tpreclist(ji)%name == 'ni'          &
               .OR. tpreclist(ji)%name == 'nj'          &
               .OR. tpreclist(ji)%name == 'ni_u'        &
               .OR. tpreclist(ji)%name == 'nj_u'        &
               .OR. tpreclist(ji)%name == 'ni_v'        &
               .OR. tpreclist(ji)%name == 'nj_v'        &
               .OR. tpreclist(ji)%name == 'latitude'    &
               .OR. tpreclist(ji)%name == 'longitude'   &
               .OR. tpreclist(ji)%name == 'latitude_u'  &
               .OR. tpreclist(ji)%name == 'longitude_u' &
               .OR. tpreclist(ji)%name == 'latitude_v'  &
               .OR. tpreclist(ji)%name == 'longitude_v' &
               .OR. tpreclist(ji)%name == 'latitude_f'  &
               .OR. tpreclist(ji)%name == 'longitude_f' &
               .OR. tpreclist(ji)%name == 'level'       &
    
               .OR. tpreclist(ji)%name == 'level_w'     &
               .OR. tpreclist(ji)%name == 'time'        ) THEN
    
            tpreclist(ji)%tbw   = .FALSE.
            tpreclist(ji)%tbr   = .FALSE.
            tpreclist(ji)%found = .FALSE.
          ELSE
    
            CALL FIND_FIELD_ID_FROM_MNHNAME(tpreclist(ji)%name,IID,IRESP,ONOWARNING=.TRUE.)
    
              IF (runmode==MODELFI2CDF) THEN
                ALLOCATE(tpreclist(ji)%TDIMS(tpreclist(ji)%TFIELD%NDIMS))
                CALL IO_GUESS_DIMIDS_NC4(outfiles(idx_out)%TFILE,tpreclist(ji)%TFIELD,&
                                         tpreclist(ji)%NSIZE,tpreclist(ji)%TDIMS,IRESP)
              ELSE !If we read netCDF4, we already have all necessary data
                CALL IO_FILL_DIMS_NC4(outfiles(idx_out)%TFILE,tpreclist(ji),IRESP)
              ENDIF
    
              IF (IRESP/=0) THEN
                CALL PRINT_MSG(NVERB_WARNING,'IO','parse_infiles','can not guess dimensions for '//tpreclist(ji)%TFIELD%CMNHNAME// &
                                             ' => ignored')
                tpreclist(ji)%tbw   = .FALSE.
                tpreclist(ji)%tbr   = .FALSE.
                tpreclist(ji)%found = .FALSE.
                CYCLE
              END IF
    
            ELSE !Field not found in list, try to determine characteristics
              tpreclist(ji)%TFIELD%CMNHNAME = TRIM(tpreclist(ji)%name)
              tpreclist(ji)%TFIELD%CSTDNAME = ''
              tpreclist(ji)%TFIELD%CLONGNAME = TRIM(tpreclist(ji)%name)
              tpreclist(ji)%TFIELD%CUNITS = ''
              tpreclist(ji)%TFIELD%CDIR = 'XY' !Assumption...
              tpreclist(ji)%TFIELD%CLBTYPE = 'NONE'
              tpreclist(ji)%TFIELD%CCOMMENT = ''
              !
              IF (runmode==MODELFI2CDF) THEN
                tpreclist(ji)%TFIELD%NGRID = 1 !Assumption
                tpreclist(ji)%TFIELD%NTYPE = TYPEREAL !Assumption
                WRITE(YTYPE,'( A )') 'REAL (forced)'
                IF (tpreclist(ji)%NSIZE>1) THEN
                  ALLOCATE(tpreclist(ji)%TDIMS(3))
                  ! Determine TDIMS
                  CALL PRINT_MSG(NVERB_DEBUG,'IO','parse_infiles',tpreclist(ji)%TFIELD%CMNHNAME//': try 3D')
                  tpreclist(ji)%TFIELD%NDIMS = 3 !Try with 3D
                  CALL IO_GUESS_DIMIDS_NC4(outfiles(idx_out)%TFILE,tpreclist(ji)%TFIELD,&
                                          tpreclist(ji)%NSIZE,tpreclist(ji)%TDIMS,IRESP)
                  !
                  IF (IRESP/=0 .OR. tpreclist(ji)%TDIMS(3)%LEN==1) THEN
                    CALL PRINT_MSG(NVERB_DEBUG,'IO','parse_infiles',tpreclist(ji)%TFIELD%CMNHNAME//': try 2D')
                    !Try again with 2D
                    tpreclist(ji)%TFIELD%NDIMS = 2
                    CALL IO_GUESS_DIMIDS_NC4(outfiles(idx_out)%TFILE,tpreclist(ji)%TFIELD,&
                                            tpreclist(ji)%NSIZE,tpreclist(ji)%TDIMS,IRESP)
                  END IF
                  !
                  IF (IRESP/=0 .OR. tpreclist(ji)%TDIMS(2)%LEN==1) THEN
                    CALL PRINT_MSG(NVERB_DEBUG,'IO','parse_infiles',tpreclist(ji)%TFIELD%CMNHNAME//': try 1D')
                    !Try again with 1D
                    tpreclist(ji)%TFIELD%NDIMS = 1
                    tpreclist(ji)%TFIELD%CDIR = '--' !Assumption...
                    CALL IO_GUESS_DIMIDS_NC4(outfiles(idx_out)%TFILE,tpreclist(ji)%TFIELD,&
                                            tpreclist(ji)%NSIZE,tpreclist(ji)%TDIMS,IRESP)
                  END IF
                  !
                  IF (IRESP/=0) THEN !Could not find valid characteristics
                    tpreclist(ji)%tbw   = .FALSE.
                    tpreclist(ji)%tbr   = .FALSE.
                    tpreclist(ji)%found = .FALSE.
                    CYCLE
                  END IF
                ELSE !NSIZE==0
                  tpreclist(ji)%TFIELD%CDIR = '--'
                  tpreclist(ji)%TFIELD%NDIMS = 0
                  tpreclist(ji)%TFIELD%NGRID = 0
                END IF
                tpreclist(ji)%TFIELD%LTIMEDEP = .FALSE. !Assumption
              ELSE ! Input file is netCDF
                tpreclist(ji)%TFIELD%NGRID = tpreclist(ji)%NGRID_FILE
                SELECT CASE(tpreclist(ji)%NTYPE_FILE)
                  CASE (NF90_INT1) !NF90_INT1=NF90_BYTE
                    tpreclist(ji)%TFIELD%NTYPE = TYPELOG
                    tpreclist(ji)%TFIELD%NDIMS = tpreclist(ji)%NDIMS_FILE
                    WRITE(YTYPE,'( A )') 'LOGICAL'
                  CASE (NF90_CHAR)
                    tpreclist(ji)%TFIELD%NTYPE = TYPECHAR
                    tpreclist(ji)%TFIELD%NDIMS = tpreclist(ji)%NDIMS_FILE-1
                    WRITE(YTYPE,'( A )') 'CHARACTER'
                  CASE (NF90_INT,NF90_INT64)
                    tpreclist(ji)%TFIELD%NTYPE = TYPEINT
                    tpreclist(ji)%TFIELD%NDIMS = tpreclist(ji)%NDIMS_FILE
                    WRITE(YTYPE,'( A )') 'INTEGER'
                  CASE (NF90_FLOAT,NF90_DOUBLE)
                    tpreclist(ji)%TFIELD%NTYPE = TYPEREAL
                    tpreclist(ji)%TFIELD%NDIMS = tpreclist(ji)%NDIMS_FILE
                    WRITE(YTYPE,'( A )') 'REAL'
                  CASE DEFAULT
                    tpreclist(ji)%TFIELD%NTYPE = TYPEUNDEF
                    tpreclist(ji)%TFIELD%NDIMS = tpreclist(ji)%NDIMS_FILE
                    WRITE(YTYPE,'( A )') 'UNKNOWN'
                END SELECT
    
                tpreclist(ji)%TFIELD%CUNITS = tpreclist(ji)%CUNITS_FILE
    
                IF (tpreclist(ji)%TFIELD%NDIMS<2) THEN
                  tpreclist(ji)%TFIELD%CDIR  = '--' !Assumption
                ELSE
                  tpreclist(ji)%TFIELD%CDIR  = 'XY' !Assumption
                END IF
    
                CALL IO_FILL_DIMS_NC4(outfiles(idx_out)%TFILE,tpreclist(ji),IRESP)
    
                IF (tpreclist(ji)%NDIMS_FILE>0) THEN
                  IF (tpreclist(ji)%CDIMNAMES_FILE(tpreclist(ji)%NDIMS_FILE)=='time') THEN
                    tpreclist(ji)%TFIELD%LTIMEDEP = .TRUE.
                  ELSE
                    tpreclist(ji)%TFIELD%LTIMEDEP = .FALSE.
                  END IF
                ELSE
                  tpreclist(ji)%TFIELD%LTIMEDEP = .FALSE.
                END IF
    
                IF (tpreclist(ji)%NDIMS_FILE>0) THEN
                  IF (tpreclist(ji)%CDIMNAMES_FILE(tpreclist(ji)%NDIMS_FILE)=='time') THEN
                    tpreclist(ji)%TFIELD%NDIMS = tpreclist(ji)%TFIELD%NDIMS - 1
                  END IF
                END IF
                !
                IF (IRESP/=0) THEN
                  tpreclist(ji)%tbw   = .FALSE.
                  tpreclist(ji)%tbr   = .FALSE.
                  tpreclist(ji)%found = .FALSE.
                END IF
              END IF
              !
              IF (runmode==MODELFI2CDF) THEN
                tpreclist(ji)%TFIELD%NGRID = NGRIDUNKNOWN !Assumption
                IF(tpreclist(ji)%TFIELD%NDIMS == 0 .OR. tpreclist(ji)%TFIELD%NTYPE == TYPECHAR) THEN
                  tpreclist(ji)%TFIELD%NGRID = 0
                END IF
              END IF
              !
              IF (.NOT.tpreclist(ji)%found) THEN
                CALL PRINT_MSG(NVERB_WARNING,'IO','parse_infiles','can not guess dimensions for '// &
                               TRIM(tpreclist(ji)%TFIELD%CMNHNAME)//' => ignored')
              ELSE
                IF (tpreclist(ji)%TFIELD%LTIMEDEP) THEN
                  WRITE(YNDIMS,'( I1 )') tpreclist(ji)%TFIELD%NDIMS-1
                  CALL PRINT_MSG(NVERB_WARNING,'IO','unknown field',tpreclist(ji)%TFIELD%CMNHNAME//' seems to be '// &
                                 YNDIMS//'D of type '//TRIM(YTYPE)//' (time dependent)')
                ELSE
                  WRITE(YNDIMS,'( I1 )') tpreclist(ji)%TFIELD%NDIMS
                  CALL PRINT_MSG(NVERB_WARNING,'IO','unknown field',tpreclist(ji)%TFIELD%CMNHNAME//' seems to be '// &
                                 YNDIMS//'D of type '//TRIM(YTYPE))
                END IF
              END IF
    
        IF (nbvar_calc>0) THEN
        !Calculated variables
    
        !Done after previous loop to reuse metadata from component variables
    
        !Derive metadata from its components
        !If same value for all components => take it
        !If not => nothing or default value
        !Check sizes: must be the same for all
        DO ji=1,maxvar
          IF (.NOT.tpreclist(ji)%calc ) CYCLE
          !
          tpreclist(ji)%TFIELD%CMNHNAME  = tpreclist(ji)%name
          tpreclist(ji)%TFIELD%CSTDNAME  = ''
          tpreclist(ji)%TFIELD%CLONGNAME = tpreclist(ji)%name
          !
          GOK = .TRUE.
          DO jj=1,tpreclist(ji)%NSRC
            idx_var = tpreclist(ji)%src(jj)
            IF(.NOT.tpreclist(idx_var)%found) THEN
              CALL PRINT_MSG(NVERB_WARNING,'IO','parse_infiles','some components for calculated variable ' &
                             //TRIM(tpreclist(ji)%name)//' are not known => ignored')
              tpreclist(ji)%tbw   = .FALSE.
              tpreclist(ji)%tbr   = .FALSE.
              tpreclist(ji)%found = .FALSE.
              GOK = .FALSE.
              EXIT
            END IF
          END DO
          !
          IF (GOK) THEN
            idx_var = tpreclist(ji)%src(1)
            tpreclist(ji)%TFIELD%CUNITS   = tpreclist(idx_var)%TFIELD%CUNITS
            tpreclist(ji)%TFIELD%CDIR     = tpreclist(idx_var)%TFIELD%CDIR
            tpreclist(ji)%TFIELD%CLBTYPE  = tpreclist(idx_var)%TFIELD%CLBTYPE
            tpreclist(ji)%TFIELD%CCOMMENT = TRIM(tpreclist(ji)%name)//'='//TRIM(tpreclist(idx_var)%name)
            IF (tpreclist(ji)%NSRC>1) tpreclist(ji)%TFIELD%CCOMMENT = TRIM(tpreclist(ji)%TFIELD%CCOMMENT)//'+'
            tpreclist(ji)%TFIELD%NGRID    = tpreclist(idx_var)%TFIELD%NGRID
            tpreclist(ji)%TFIELD%NTYPE    = tpreclist(idx_var)%TFIELD%NTYPE
            tpreclist(ji)%TFIELD%NDIMS    = tpreclist(idx_var)%TFIELD%NDIMS
    #if 0
    !PW: TODO?
            tpreclist(ji)%TFIELD%NFILLVALUE
            tpreclist(ji)%TFIELD%XFILLVALUE
            tpreclist(ji)%TFIELD%NVALIDMIN
            tpreclist(ji)%TFIELD%NVALIDMAX
            tpreclist(ji)%TFIELD%XVALIDMIN
            tpreclist(ji)%TFIELD%XVALIDMAX
    #endif
            DO jj=2,tpreclist(ji)%NSRC
              idx_var = tpreclist(ji)%src(jj)
              !
              IF (tpreclist(ji)%TFIELD%CUNITS /= tpreclist(idx_var)%TFIELD%CUNITS) THEN
                CALL PRINT_MSG(NVERB_WARNING,'IO','parse_infiles','CUNITS is not uniform between components of calculated variable '&
                               //TRIM(tpreclist(ji)%name)//' => CUNITS not set')
                tpreclist(ji)%TFIELD%CUNITS = ''
              END IF
              !
              IF (tpreclist(ji)%TFIELD%CDIR /= tpreclist(idx_var)%TFIELD%CDIR) THEN
                CALL PRINT_MSG(NVERB_ERROR,'IO','parse_infiles','CDIR is not uniform between components of calculated variable '&
                               //TRIM(tpreclist(ji)%name)//' => CDIR=--')
                tpreclist(ji)%TFIELD%CDIR = '--'
              END IF
              !
              IF (tpreclist(ji)%TFIELD%CLBTYPE /= tpreclist(idx_var)%TFIELD%CLBTYPE) THEN
                CALL PRINT_MSG(NVERB_ERROR,'IO','parse_infiles','CLBTYPE is not uniform between components of calculated variable '&
                               //TRIM(tpreclist(ji)%name)//' => CLBTYPE=NONE')
                tpreclist(ji)%TFIELD%CLBTYPE = 'NONE'
              END IF
              !
              tpreclist(ji)%TFIELD%CCOMMENT = TRIM(tpreclist(ji)%TFIELD%CCOMMENT)//TRIM(tpreclist(idx_var)%name)
              IF (jj<tpreclist(ji)%NSRC) tpreclist(ji)%TFIELD%CCOMMENT = TRIM(tpreclist(ji)%TFIELD%CCOMMENT)//'+'
              !
              IF (tpreclist(ji)%TFIELD%NGRID /= tpreclist(idx_var)%TFIELD%NGRID) THEN
                CALL PRINT_MSG(NVERB_WARNING,'IO','parse_infiles','NGRID is not uniform between components of calculated variable '&
                               //TRIM(tpreclist(ji)%name)//' => NGRID=1')
                tpreclist(ji)%TFIELD%NGRID = 1
              END IF
              !
              IF (tpreclist(ji)%TFIELD%NTYPE /= tpreclist(idx_var)%TFIELD%NTYPE) THEN
                CALL PRINT_MSG(NVERB_FATAL,'IO','parse_infiles','NTYPE is not uniform between components of calculated variable '&
                               //TRIM(tpreclist(ji)%name))
                tpreclist(ji)%TFIELD%NTYPE = TYPEUNDEF
              END IF
              !
              IF (tpreclist(ji)%TFIELD%NDIMS /= tpreclist(idx_var)%TFIELD%NDIMS) THEN
                CALL PRINT_MSG(NVERB_FATAL,'IO','parse_infiles','NDIMS is not uniform between components of calculated variable '&
                               //TRIM(tpreclist(ji)%name))
              END IF
            END DO
            !
            ALLOCATE(tpreclist(ji)%TDIMS(tpreclist(ji)%TFIELD%NDIMS))
    
            tpreclist(ji)%TDIMS = tpreclist(idx_var)%TDIMS
    
        WRITE(*,'("Maximum buffer size:",f10.3," Mio")') sizemax*8./1048576.
    
      END SUBROUTINE parse_infiles
    
      
      SUBROUTINE HANDLE_ERR(status,line)
        INTEGER :: status,line
    
    
        IF (status /= NF90_NOERR) THEN
           PRINT *, 'line ',line,': ',NF90_STRERROR(status)
    
        END IF
      END SUBROUTINE HANDLE_ERR
    
    
      SUBROUTINE def_ncdf(outfiles,KNFILES_OUT)
    
        TYPE(TFILE_ELT),DIMENSION(:),INTENT(IN) :: outfiles
        INTEGER,                     INTENT(IN) :: KNFILES_OUT
    
        INTEGER(KIND=IDCDF_KIND) :: status
        INTEGER(KIND=IDCDF_KIND) :: kcdf_id
    
          CALL IO_WRITE_HEADER_NC4(outfiles(ji)%TFILE)
    
          WRITE(YMNHVERSION,"( I0,'.',I0,'.',I0 )" ) NMNHVERSION(1),NMNHVERSION(2),NMNHVERSION(3)
          status = NF90_PUT_ATT(kcdf_id,NF90_GLOBAL,'lfi2cdf_version',TRIM(YMNHVERSION))
          IF (status /= NF90_NOERR) CALL HANDLE_ERR(status,__LINE__)
    
        END DO
        
      END SUBROUTINE def_ncdf
    
    
      SUBROUTINE fill_files(infiles,outfiles,tpreclist,knaf,options)
    
        TYPE(TFILE_ELT),DIMENSION(:), INTENT(IN)    :: infiles
        TYPE(TFILE_ELT),DIMENSION(:), INTENT(IN)    :: outfiles
    
        TYPE(workfield), DIMENSION(:),INTENT(INOUT) :: tpreclist
        INTEGER,                      INTENT(IN)    :: knaf
        TYPE(option),DIMENSION(:),    INTENT(IN)    :: options
    
        INTEGER                                  :: idx, ji, jj
        INTEGER                                  :: IDIMS
        INTEGER                                  :: INSRC
    
        INTEGER                                  :: ISRC
    
        INTEGER(KIND=IDCDF_KIND),DIMENSION(NF90_MAX_VAR_DIMS) :: IDIMLEN
    
        CHARACTER(LEN=:),       ALLOCATABLE :: YTAB0D
        INTEGER,DIMENSION(:),   ALLOCATABLE :: ITAB1D, ITAB1D2
        INTEGER,DIMENSION(:,:), ALLOCATABLE :: ITAB2D, ITAB2D2
        LOGICAL,DIMENSION(:),   ALLOCATABLE :: GTAB1D
    
        REAL,DIMENSION(:),      ALLOCATABLE :: XTAB1D, XTAB1D2
        REAL,DIMENSION(:,:),    ALLOCATABLE :: XTAB2D, XTAB2D2
        REAL,DIMENSION(:,:,:),  ALLOCATABLE :: XTAB3D, XTAB3D2
        REAL,DIMENSION(:,:,:,:),ALLOCATABLE :: XTAB4D, XTAB4D2
    
          SELECT CASE(tpreclist(ji)%TFIELD%NTYPE)
          CASE (TYPEINT)
            IDIMLEN(1:IDIMS) = tpreclist(ji)%TDIMS(1:IDIMS)%LEN
    
            IF (.NOT.tpreclist(ji)%calc) THEN
              INSRC = 1
              ISRC = ji
            ELSE
              INSRC = tpreclist(ji)%NSRC
              ISRC  = tpreclist(ji)%src(1)
    
            SELECT CASE(IDIMS)
            CASE (0)
              ALLOCATE(ITAB1D(1))
              IF (tpreclist(ji)%calc) ALLOCATE(ITAB1D2(1))
    
              CALL IO_READ_FIELD(INFILES(1)%TFILE,tpreclist(ISRC)%TFIELD,ITAB1D(1))
    
            CASE (1)
              ALLOCATE(ITAB1D(IDIMLEN(1)))
              IF (tpreclist(ji)%calc) ALLOCATE(ITAB1D2(IDIMLEN(1)))
    
              CALL IO_READ_FIELD(INFILES(1)%TFILE,tpreclist(ISRC)%TFIELD,ITAB1D)
    
            CASE (2)
              ALLOCATE(ITAB2D(IDIMLEN(1),IDIMLEN(2)))
              IF (tpreclist(ji)%calc) ALLOCATE(ITAB2D2(IDIMLEN(1),IDIMLEN(2)))
    
              CALL IO_READ_FIELD(INFILES(1)%TFILE,tpreclist(ISRC)%TFIELD,ITAB2D)
    
              CALL PRINT_MSG(NVERB_WARNING,'IO','fill_files','too many dimensions for ' &
    
                             //TRIM(tpreclist(ISRC)%name)//' => ignored')
              CYCLE
            END SELECT
    
            DO JJ=2,INSRC
              ISRC = tpreclist(ji)%src(jj)
    
              SELECT CASE(IDIMS)
              CASE (0)
    
                CALL IO_READ_FIELD(INFILES(1)%TFILE,tpreclist(ISRC)%TFIELD,ITAB1D2(1))
    
                CALL IO_READ_FIELD(INFILES(1)%TFILE,tpreclist(ISRC)%TFIELD,ITAB1D2)
    
                CALL IO_READ_FIELD(INFILES(1)%TFILE,tpreclist(ISRC)%TFIELD,ITAB2D2)
    
                ITAB2D(:,:) = ITAB2D(:,:) + ITAB2D2(:,:)
              END SELECT
            END DO
    
            SELECT CASE(IDIMS)
            CASE (0)
    
              CALL IO_WRITE_FIELD(outfiles(idx)%TFILE,tpreclist(ji)%TFIELD,ITAB1D(1))
    
              DEALLOCATE(ITAB1D)
              IF (tpreclist(ji)%calc) DEALLOCATE(ITAB1D2)
            CASE (1)
    
              CALL IO_WRITE_FIELD(outfiles(idx)%TFILE,tpreclist(ji)%TFIELD,ITAB1D)
    
              DEALLOCATE(ITAB1D)
              IF (tpreclist(ji)%calc) DEALLOCATE(ITAB1D2)
            CASE (2)
    
              CALL IO_WRITE_FIELD(outfiles(idx)%TFILE,tpreclist(ji)%TFIELD,ITAB2D)
    
              DEALLOCATE(ITAB2D)
              IF (tpreclist(ji)%calc) DEALLOCATE(ITAB2D2)
            END SELECT
    
    
            CASE (TYPELOG)
            IDIMLEN(1:IDIMS) = tpreclist(ji)%TDIMS(1:IDIMS)%LEN
    
            SELECT CASE(IDIMS)
            CASE (0)
              ALLOCATE(GTAB1D(1))
    
              CALL IO_READ_FIELD (INFILES(1)%TFILE,   tpreclist(ji)%TFIELD,GTAB1D(1))
              CALL IO_WRITE_FIELD(outfiles(idx)%TFILE,tpreclist(ji)%TFIELD,GTAB1D(1))
    
              DEALLOCATE(GTAB1D)
            CASE (1)
              ALLOCATE(GTAB1D(IDIMLEN(1)))
    
              CALL IO_READ_FIELD (INFILES(1)%TFILE,   tpreclist(ji)%TFIELD,GTAB1D)
              CALL IO_WRITE_FIELD(outfiles(idx)%TFILE,tpreclist(ji)%TFIELD,GTAB1D)
    
              CALL PRINT_MSG(NVERB_WARNING,'IO','fill_files','too many dimensions for ' &
    
                             //TRIM(tpreclist(ISRC)%name)//' => ignored')
              CYCLE
            END SELECT
    
    
          CASE (TYPEREAL)
    
            IDIMLEN(1:IDIMS) = tpreclist(ji)%TDIMS(1:IDIMS)%LEN
    
            IF (.NOT.tpreclist(ji)%calc) THEN
    
              INSRC = tpreclist(ji)%NSRC
              ISRC  = tpreclist(ji)%src(1)
    
              ALLOCATE(XTAB1D(1))
              IF (tpreclist(ji)%calc) ALLOCATE(XTAB1D2(1))
    
              CALL IO_READ_FIELD(INFILES(1)%TFILE,tpreclist(ISRC)%TFIELD,XTAB1D(1))
    
            CASE (1)
              ALLOCATE(XTAB1D(IDIMLEN(1)))
              IF (tpreclist(ji)%calc) ALLOCATE(XTAB1D2(IDIMLEN(1)))
    
              CALL IO_READ_FIELD(INFILES(1)%TFILE,tpreclist(ISRC)%TFIELD,XTAB1D)
    
            CASE (2)
              ALLOCATE(XTAB2D(IDIMLEN(1),IDIMLEN(2)))
              IF (tpreclist(ji)%calc) ALLOCATE(XTAB2D2(IDIMLEN(1),IDIMLEN(2)))
    
              CALL IO_READ_FIELD(INFILES(1)%TFILE,tpreclist(ISRC)%TFIELD,XTAB2D)
    
            CASE (3)
              ALLOCATE(XTAB3D(IDIMLEN(1),IDIMLEN(2),IDIMLEN(3)))
              IF (tpreclist(ji)%calc) ALLOCATE(XTAB3D2(IDIMLEN(1),IDIMLEN(2),IDIMLEN(3)))
    
              CALL IO_READ_FIELD(INFILES(1)%TFILE,tpreclist(ISRC)%TFIELD,XTAB3D)
    
            CASE (4)
              ALLOCATE(XTAB4D(IDIMLEN(1),IDIMLEN(2),IDIMLEN(3),IDIMLEN(4)))
              IF (tpreclist(ji)%calc) ALLOCATE(XTAB4D2(IDIMLEN(1),IDIMLEN(2),IDIMLEN(3),IDIMLEN(4)))
    
              CALL IO_READ_FIELD(INFILES(1)%TFILE,tpreclist(ISRC)%TFIELD,XTAB4D)
    
            CASE DEFAULT
    
              CALL PRINT_MSG(NVERB_WARNING,'IO','fill_files','too many dimensions for ' &
    
                             //TRIM(tpreclist(ISRC)%name)//' => ignored')
              CYCLE
    
                CALL IO_READ_FIELD(INFILES(1)%TFILE,tpreclist(ISRC)%TFIELD,XTAB1D2(1))
    
                XTAB1D(1) = XTAB1D(1) + XTAB1D2(1)
              CASE (1)
    
                CALL IO_READ_FIELD(INFILES(1)%TFILE,tpreclist(ISRC)%TFIELD,XTAB1D2)
    
                XTAB1D(:) = XTAB1D(:) + XTAB1D2(:)
              CASE (2)
    
                CALL IO_READ_FIELD(INFILES(1)%TFILE,tpreclist(ISRC)%TFIELD,XTAB2D2)
    
                XTAB2D(:,:) = XTAB2D(:,:) + XTAB2D2(:,:)
              CASE (3)
    
                CALL IO_READ_FIELD(INFILES(1)%TFILE,tpreclist(ISRC)%TFIELD,XTAB3D2)
    
                XTAB3D(:,:,:) = XTAB3D(:,:,:) + XTAB3D2(:,:,:)
              CASE (4)
    
                CALL IO_READ_FIELD(INFILES(1)%TFILE,tpreclist(ISRC)%TFIELD,XTAB4D2)
    
                XTAB4D(:,:,:,:) = XTAB4D(:,:,:,:) + XTAB4D2(:,:,:,:)
              END SELECT
            END DO
    
              CALL IO_WRITE_FIELD(outfiles(idx)%TFILE,tpreclist(ji)%TFIELD,XTAB1D(1))
    
              DEALLOCATE(XTAB1D)
              IF (tpreclist(ji)%calc) DEALLOCATE(XTAB1D2)
            CASE (1)
    
              CALL IO_WRITE_FIELD(outfiles(idx)%TFILE,tpreclist(ji)%TFIELD,XTAB1D)
    
              DEALLOCATE(XTAB1D)
              IF (tpreclist(ji)%calc) DEALLOCATE(XTAB1D2)
            CASE (2)
    
              CALL IO_WRITE_FIELD(outfiles(idx)%TFILE,tpreclist(ji)%TFIELD,XTAB2D)
    
              DEALLOCATE(XTAB2D)
              IF (tpreclist(ji)%calc) DEALLOCATE(XTAB2D2)
            CASE (3)
    
              CALL IO_WRITE_FIELD(outfiles(idx)%TFILE,tpreclist(ji)%TFIELD,XTAB3D)
    
              DEALLOCATE(XTAB3D)
              IF (tpreclist(ji)%calc) DEALLOCATE(XTAB3D2)
            CASE (4)
    
              CALL IO_WRITE_FIELD(outfiles(idx)%TFILE,tpreclist(ji)%TFIELD,XTAB4D)
    
              DEALLOCATE(XTAB4D)
              IF (tpreclist(ji)%calc) DEALLOCATE(XTAB4D2)
            END SELECT
    
              CALL PRINT_MSG(NVERB_WARNING,'IO','fill_files','too many dimensions for ' &
    
                             //TRIM(tpreclist(ISRC)%name)//' => ignored')
              CYCLE
    
            END IF
    
            ALLOCATE(CHARACTER(LEN=tpreclist(ji)%NSIZE)::YTAB0D)
    
            CALL IO_READ_FIELD (INFILES(1)%TFILE,   tpreclist(ji)%TFIELD,YTAB0D)
            CALL IO_WRITE_FIELD(outfiles(idx)%TFILE,tpreclist(ji)%TFIELD,YTAB0D)
    
              CALL PRINT_MSG(NVERB_WARNING,'IO','fill_files','too many dimensions for ' &
    
                             //TRIM(tpreclist(ISRC)%name)//' => ignored')
              CYCLE
            END IF
    
            CALL IO_READ_FIELD (INFILES(1)%TFILE,   tpreclist(ji)%TFIELD%CMNHNAME,TZDATE)
            CALL IO_WRITE_FIELD(outfiles(idx)%TFILE,tpreclist(ji)%TFIELD,TZDATE)
    
            CALL PRINT_MSG(NVERB_WARNING,'IO','fill_files','invalid datatype for ' &
    
      END SUBROUTINE fill_files
    
      SUBROUTINE OPEN_FILES(infiles,outfiles,KNFILES_OUT,hinfile,houtfile,nbvar_infile,options,runmode)
    
        USE MODD_CONF,          ONLY: LCARTESIAN
        USE MODD_CONF_n,        ONLY: CSTORAGE_TYPE
        USE MODD_DIM_n,         ONLY: NIMAX_ll, NJMAX_ll, NKMAX
        USE MODD_GRID,          ONLY: XBETA, XRPK, XLAT0, XLON0, XLATORI, XLONORI
        USE MODD_GRID_n,        ONLY: LSLEVE, XXHAT, XYHAT, XZHAT
    
        USE MODD_PARAMETERS,    ONLY: JPHEXT
        USE MODD_PARAMETERS_ll, ONLY: JPHEXT_ll=>JPHEXT, JPVEXT_ll=>JPVEXT
    
        USE MODE_FM,               ONLY: IO_FILE_OPEN_ll, IO_FILE_CLOSE_ll
        USE MODE_IO_MANAGE_STRUCT, ONLY: IO_FILE_ADD2LIST