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iom_nf90.F90 in NEMO/trunk/src/OCE/IOM – NEMO

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source: NEMO/trunk/src/OCE/IOM/iom_nf90.F90 @ 10522

Last change on this file since 10522 was 10522, checked in by smasson, 5 years ago
trunk: replace iom_gettime by iom_getszuld, see #2212
Property svn:keywords set to `Id`
File size: 43.1 KB

Rev	Line
[544]	1	MODULE iom_nf90
[9019]	2	!!======================================================================
[544]	3	!! * MODULE iom_nf90 *
	4	!! Input/Output manager : Library to read input files with NF90 (only fliocom module)
[9019]	5	!!======================================================================
[544]	6	!! History : 9.0 ! 05 12 (J. Belier) Original code
	7	!! 9.0 ! 06 02 (S. Masson) Adaptation to NEMO
[911]	8	!! " ! 07 07 (D. Storkey) Changes to iom_nf90_gettime
[7646]	9	!! 3.6 ! 2015-15 (J. Harle) Added procedure to read REAL attributes
[9019]	10	!! 4.0 ! 2017-11 (M. Andrejczuk) Extend IOM interface to write any 3D fields
	11	!!----------------------------------------------------------------------
[544]	12
[9019]	13	!!----------------------------------------------------------------------
[544]	14	!! iom_open : open a file read only
	15	!! iom_close : close a file or all files opened by iom
	16	!! iom_get : read a field (interfaced to several routines)
	17	!! iom_varid : get the id of a variable in a file
	18	!! iom_rstput : write a field in a restart file (interfaced to several routines)
[9019]	19	!!----------------------------------------------------------------------
[544]	20	USE dom_oce ! ocean space and time domain
	21	USE lbclnk ! lateal boundary condition / mpp exchanges
[556]	22	USE iom_def ! iom variables definitions
[544]	23	USE netcdf ! NetCDF library
[2715]	24	USE in_out_manager ! I/O manager
	25	USE lib_mpp ! MPP library
[544]	26
	27	IMPLICIT NONE
	28	PRIVATE
	29
[10522]	30	PUBLIC iom_nf90_open , iom_nf90_close, iom_nf90_varid, iom_nf90_get, iom_nf90_rstput
[10425]	31	PUBLIC iom_nf90_chkatt, iom_nf90_getatt, iom_nf90_putatt
[544]	32
	33	INTERFACE iom_nf90_get
[550]	34	MODULE PROCEDURE iom_nf90_g0d, iom_nf90_g123d
[544]	35	END INTERFACE
	36	INTERFACE iom_nf90_rstput
[550]	37	MODULE PROCEDURE iom_nf90_rp0123d
[544]	38	END INTERFACE
[2528]	39
[544]	40	!!----------------------------------------------------------------------
[9598]	41	!! NEMO/OCE 4.0 , NEMO Consortium (2018)
[1152]	42	!! $Id$
[10068]	43	!! Software governed by the CeCILL license (see ./LICENSE)
[544]	44	!!----------------------------------------------------------------------
	45	CONTAINS
	46
[9019]	47	SUBROUTINE iom_nf90_open( cdname, kiomid, ldwrt, ldok, kdompar, kdlev )
[544]	48	!!---------------------------------------------------------------------
	49	!! * SUBROUTINE iom_open *
	50	!!
	51	!! ** Purpose : open an input file with NF90
	52	!!---------------------------------------------------------------------
[1488]	53	CHARACTER(len=*) , INTENT(inout) :: cdname ! File name
	54	INTEGER , INTENT( out) :: kiomid ! nf90 identifier of the opened file
	55	LOGICAL , INTENT(in ) :: ldwrt ! read or write the file?
	56	LOGICAL , INTENT(in ) :: ldok ! check the existence
	57	INTEGER, DIMENSION(2,5), INTENT(in ), OPTIONAL :: kdompar ! domain parameters:
[9019]	58	INTEGER , INTENT(in ), OPTIONAL :: kdlev ! size of the third dimension
[544]	59
[5341]	60	CHARACTER(LEN=256) :: clinfo ! info character
	61	CHARACTER(LEN=256) :: cltmp ! temporary character
[1488]	62	INTEGER :: iln ! lengths of character
	63	INTEGER :: istop ! temporary storage of nstop
	64	INTEGER :: if90id ! nf90 identifier of the opened file
	65	INTEGER :: idmy ! dummy variable
	66	INTEGER :: jl ! loop variable
	67	INTEGER :: ichunk ! temporary storage of nn_chunksz
[2528]	68	INTEGER :: imode ! creation mode flag: NF90_CLOBBER or NF90_NOCLOBBER or NF90_HDF5
	69	INTEGER :: ihdf5 ! local variable for retrieval of value for NF90_HDF5
[1488]	70	LOGICAL :: llclobber ! local definition of ln_clobber
[9019]	71	INTEGER :: ilevels ! vertical levels
[544]	72	!---------------------------------------------------------------------
[9019]	73	!
[544]	74	clinfo = ' iom_nf90_open ~~~ '
[9019]	75	istop = nstop ! store the actual value of nstop
	76	!
	77	! !number of vertical levels
	78	IF( PRESENT(kdlev) ) THEN ; ilevels = kdlev ! use input value (useful for sea-ice)
	79	ELSE ; ilevels = jpk ! by default jpk
	80	ENDIF
	81	!
[1488]	82	IF( nn_chunksz > 0 ) THEN ; ichunk = nn_chunksz
	83	ELSE ; ichunk = NF90_SIZEHINT_DEFAULT
	84	ENDIF
[544]	85	!
[1488]	86	llclobber = ldwrt .AND. ln_clobber
[9019]	87	IF( ldok .AND. .NOT. llclobber ) THEN !== Open existing file ==!
	88	! !=========================!
[544]	89	IF( ldwrt ) THEN ! ... in write mode
	90	IF(lwp) WRITE(numout,*) TRIM(clinfo)//' open existing file: '//TRIM(cdname)//' in WRITE mode'
[2528]	91	IF( snc4set%luse ) THEN
	92	CALL iom_nf90_check(NF90_OPEN( TRIM(cdname), NF90_WRITE , if90id ), clinfo)
	93	ELSE
	94	CALL iom_nf90_check(NF90_OPEN( TRIM(cdname), NF90_WRITE , if90id, chunksize = ichunk ), clinfo)
	95	ENDIF
[1488]	96	CALL iom_nf90_check(NF90_SET_FILL( if90id, NF90_NOFILL, idmy ), clinfo)
[544]	97	ELSE ! ... in read mode
	98	IF(lwp) WRITE(numout,*) TRIM(clinfo)//' open existing file: '//TRIM(cdname)//' in READ mode'
[1488]	99	CALL iom_nf90_check(NF90_OPEN( TRIM(cdname), NF90_NOWRITE, if90id, chunksize = ichunk ), clinfo)
[544]	100	ENDIF
[9019]	101	ELSE !== the file doesn't exist ==! (or we overwrite it)
	102	! !============================!
[544]	103	iln = INDEX( cdname, '.nc' )
[9019]	104	IF( ldwrt ) THEN !* the file should be open in write mode so we create it...
[550]	105	IF( jpnij > 1 ) THEN
	106	WRITE(cltmp,'(a,a,i4.4,a)') cdname(1:iln-1), '_', narea-1, '.nc'
	107	cdname = TRIM(cltmp)
	108	ENDIF
[544]	109	IF(lwp) WRITE(numout,*) TRIM(clinfo)//' create new file: '//TRIM(cdname)//' in WRITE mode'
[1488]	110
[2172]	111	IF( llclobber ) THEN ; imode = IOR( NF90_64BIT_OFFSET, NF90_CLOBBER )
	112	ELSE ; imode = IOR( NF90_64BIT_OFFSET, NF90_NOCLOBBER )
[1488]	113	ENDIF
[2528]	114	IF( snc4set%luse ) THEN
	115	IF(lwp) WRITE(numout,*) TRIM(clinfo)//' creating file: '//TRIM(cdname)//' in hdf5 (netcdf4) mode'
	116	CALL GET_NF90_SYMBOL("NF90_HDF5", ihdf5)
	117	IF( llclobber ) THEN ; imode = IOR(ihdf5, NF90_CLOBBER)
	118	ELSE ; imode = IOR(ihdf5, NF90_NOCLOBBER)
	119	ENDIF
	120	CALL iom_nf90_check(NF90_CREATE( TRIM(cdname), imode, if90id ), clinfo)
	121	ELSE
	122	CALL iom_nf90_check(NF90_CREATE( TRIM(cdname), imode, if90id, chunksize = ichunk ), clinfo)
	123	ENDIF
[10425]	124	CALL iom_nf90_check(NF90_SET_FILL( if90id, NF90_NOFILL, idmy ), clinfo)
[544]	125	! define dimensions
[10425]	126	CALL iom_nf90_check(NF90_DEF_DIM( if90id, 'x', kdompar(1,1), idmy ), clinfo)
	127	CALL iom_nf90_check(NF90_DEF_DIM( if90id, 'y', kdompar(2,1), idmy ), clinfo)
	128	CALL iom_nf90_check(NF90_DEF_DIM( if90id, 'nav_lev', jpk, idmy ), clinfo)
[9367]	129	CALL iom_nf90_check(NF90_DEF_DIM( if90id, 'time_counter', NF90_UNLIMITED, idmy ), clinfo)
[10425]	130	IF( PRESENT(kdlev) ) &
	131	CALL iom_nf90_check(NF90_DEF_DIM( if90id, 'numcat', kdlev, idmy ), clinfo)
[544]	132	! global attributes
	133	CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_number_total' , jpnij ), clinfo)
	134	CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_number' , narea-1 ), clinfo)
	135	CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_dimensions_ids' , (/1 , 2 /) ), clinfo)
	136	CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_size_global' , (/jpiglo, jpjglo/) ), clinfo)
	137	CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_size_local' , kdompar(:,1) ), clinfo)
	138	CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_position_first' , kdompar(:,2) ), clinfo)
	139	CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_position_last' , kdompar(:,3) ), clinfo)
	140	CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_halo_size_start', kdompar(:,4) ), clinfo)
	141	CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_halo_size_end' , kdompar(:,5) ), clinfo)
	142	CALL iom_nf90_check(NF90_PUT_ATT( if90id, NF90_GLOBAL, 'DOMAIN_type' , 'BOX' ), clinfo)
[9019]	143	ELSE !* the file should be open for read mode so it must exist...
[679]	144	CALL ctl_stop( TRIM(clinfo), ' should be impossible case...' )
[544]	145	ENDIF
	146	ENDIF
[9019]	147	!
[544]	148	! start to fill file informations
	149	! =============
	150	IF( istop == nstop ) THEN ! no error within this routine
[588]	151	!does not work with some compilers kiomid = MINLOC(iom_file(:)%nfid, dim = 1)
	152	kiomid = 0
	153	DO jl = jpmax_files, 1, -1
	154	IF( iom_file(jl)%nfid == 0 ) kiomid = jl
	155	ENDDO
[544]	156	iom_file(kiomid)%name = TRIM(cdname)
	157	iom_file(kiomid)%nfid = if90id
	158	iom_file(kiomid)%nvars = 0
	159	iom_file(kiomid)%irec = -1 ! useless for NetCDF files, used to know if the file is in define mode
[9019]	160	iom_file(kiomid)%nlev = ilevels
[544]	161	CALL iom_nf90_check(NF90_Inquire(if90id, unlimitedDimId = iom_file(kiomid)%iduld), clinfo)
[9019]	162	IF( iom_file(kiomid)%iduld .GE. 0 ) THEN
	163	CALL iom_nf90_check(NF90_Inquire_Dimension(if90id, iom_file(kiomid)%iduld, &
	164	& name = iom_file(kiomid)%uldname, &
	165	& len = iom_file(kiomid)%lenuld ), clinfo )
[911]	166	ENDIF
[544]	167	IF(lwp) WRITE(numout,*) ' ---> '//TRIM(cdname)//' OK'
	168	ELSE
	169	kiomid = 0 ! return error flag
	170	ENDIF
	171	!
	172	END SUBROUTINE iom_nf90_open
	173
	174
	175	SUBROUTINE iom_nf90_close( kiomid )
	176	!!--------------------------------------------------------------------
	177	!! * SUBROUTINE iom_nf90_close *
	178	!!
	179	!! ** Purpose : close an input file with NF90
	180	!!--------------------------------------------------------------------
	181	INTEGER, INTENT(in) :: kiomid ! iom identifier of the file to be closed
	182	CHARACTER(LEN=100) :: clinfo ! info character
	183	!---------------------------------------------------------------------
	184	clinfo = ' iom_nf90_close , file: '//TRIM(iom_file(kiomid)%name)
	185	CALL iom_nf90_check(NF90_CLOSE(iom_file(kiomid)%nfid), clinfo)
	186	END SUBROUTINE iom_nf90_close
	187
	188
[4161]	189	FUNCTION iom_nf90_varid ( kiomid, cdvar, kiv, kdimsz, kndims )
[544]	190	!!-----------------------------------------------------------------------
	191	!! * FUNCTION iom_varid *
	192	!!
	193	!! ** Purpose : get the id of a variable in a file with NF90
	194	!!-----------------------------------------------------------------------
	195	INTEGER , INTENT(in ) :: kiomid ! file Identifier
	196	CHARACTER(len=*) , INTENT(in ) :: cdvar ! name of the variable
	197	INTEGER , INTENT(in ) :: kiv !
	198	INTEGER, DIMENSION(:), INTENT( out), OPTIONAL :: kdimsz ! size of the dimensions
[4161]	199	INTEGER, INTENT( out), OPTIONAL :: kndims ! size of the dimensions
[544]	200	!
	201	INTEGER :: iom_nf90_varid ! iom variable Id
	202	INTEGER :: if90id ! nf90 file identifier
	203	INTEGER :: ji ! dummy loop index
	204	INTEGER :: ivarid ! NetCDF variable Id
	205	INTEGER :: i_nvd ! number of dimension of the variable
	206	INTEGER, DIMENSION(jpmax_dims) :: idimid ! dimension ids of the variable
	207	LOGICAL :: llok ! ok test
	208	CHARACTER(LEN=100) :: clinfo ! info character
	209	!!-----------------------------------------------------------------------
	210	clinfo = ' iom_nf90_varid, file: '//TRIM(iom_file(kiomid)%name)//', var: '//TRIM(cdvar)
	211	iom_nf90_varid = 0 ! default definition
	212	IF( PRESENT(kdimsz) ) kdimsz(:) = 0 ! default definition
	213	if90id = iom_file(kiomid)%nfid ! get back NetCDF file id
	214	!
	215	llok = NF90_INQ_VARID( if90id, TRIM(cdvar), ivarid ) == nf90_noerr ! does the variable exist in the file
	216	IF( llok ) THEN
	217	iom_nf90_varid = kiv
	218	iom_file(kiomid)%nvars = kiv
	219	iom_file(kiomid)%nvid(kiv) = ivarid
	220	iom_file(kiomid)%cn_var(kiv) = TRIM(cdvar)
	221	CALL iom_nf90_check(NF90_Inquire_Variable(if90id, ivarid, ndims = i_nvd), clinfo) ! number of dimensions
	222	iom_file(kiomid)%ndims(kiv) = i_nvd
	223	CALL iom_nf90_check(NF90_Inquire_Variable(if90id, ivarid, dimids = idimid(1:i_nvd)), clinfo) ! dimensions ids
[588]	224	iom_file(kiomid)%luld(kiv) = .FALSE. ! default value
[4689]	225	iom_file(kiomid)%dimsz(:,kiv) = 0 ! reset dimsz in case previously used
[588]	226	DO ji = 1, i_nvd ! dimensions size
[544]	227	CALL iom_nf90_check(NF90_Inquire_Dimension(if90id, idimid(ji), len = iom_file(kiomid)%dimsz(ji,kiv)), clinfo)
	228	IF( idimid(ji) == iom_file(kiomid)%iduld ) iom_file(kiomid)%luld(kiv) = .TRUE. ! unlimited dimension?
	229	END DO
[588]	230	!---------- Deal with scale_factor and add_offset
[544]	231	llok = NF90_Inquire_attribute(if90id, ivarid, 'scale_factor') == nf90_noerr
	232	IF( llok) THEN
	233	CALL iom_nf90_check(NF90_GET_ATT(if90id, ivarid, 'scale_factor', iom_file(kiomid)%scf(kiv)), clinfo)
	234	ELSE
	235	iom_file(kiomid)%scf(kiv) = 1.
	236	END IF
[588]	237	llok = NF90_Inquire_attribute(if90id, ivarid, 'add_offset') == nf90_noerr
[544]	238	IF( llok ) THEN
[588]	239	CALL iom_nf90_check(NF90_GET_ATT(if90id, ivarid, 'add_offset', iom_file(kiomid)%ofs(kiv)), clinfo)
[544]	240	ELSE
	241	iom_file(kiomid)%ofs(kiv) = 0.
	242	END IF
	243	! return the simension size
	244	IF( PRESENT(kdimsz) ) THEN
[9540]	245	IF( i_nvd <= SIZE(kdimsz) ) THEN
	246	kdimsz(1:i_nvd) = iom_file(kiomid)%dimsz(1:i_nvd,kiv)
[544]	247	ELSE
	248	WRITE(ctmp1,*) i_nvd, SIZE(kdimsz)
	249	CALL ctl_stop( TRIM(clinfo), 'error in kdimsz size'//TRIM(ctmp1) )
	250	ENDIF
	251	ENDIF
[4161]	252	IF( PRESENT(kndims) ) kndims = iom_file(kiomid)%ndims(kiv)
[745]	253	ELSE
	254	iom_nf90_varid = -1 ! variable not found, return error code: -1
[544]	255	ENDIF
	256	!
	257	END FUNCTION iom_nf90_varid
	258
[7646]	259	!!----------------------------------------------------------------------
	260	!! INTERFACE iom_nf90_get
	261	!!----------------------------------------------------------------------
[544]	262
[4245]	263	SUBROUTINE iom_nf90_g0d( kiomid, kvid, pvar, kstart )
[544]	264	!!-----------------------------------------------------------------------
[550]	265	!! * ROUTINE iom_nf90_g0d *
[544]	266	!!
	267	!! ** Purpose : read a scalar with NF90
	268	!!-----------------------------------------------------------------------
[4245]	269	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
	270	INTEGER , INTENT(in ) :: kvid ! variable id
	271	REAL(wp), INTENT( out) :: pvar ! read field
	272	INTEGER , DIMENSION(1), INTENT(in ), OPTIONAL :: kstart ! start position of the reading in each axis
[544]	273	!
	274	CHARACTER(LEN=100) :: clinfo ! info character
	275	!---------------------------------------------------------------------
[550]	276	clinfo = 'iom_nf90_g0d , file: '//TRIM(iom_file(kiomid)%name)//', var: '//TRIM(iom_file(kiomid)%cn_var(kvid))
[4245]	277	CALL iom_nf90_check(NF90_GET_VAR(iom_file(kiomid)%nfid, iom_file(kiomid)%nvid(kvid), pvar, start = kstart), clinfo )
[550]	278	END SUBROUTINE iom_nf90_g0d
[544]	279
	280
[679]	281	SUBROUTINE iom_nf90_g123d( kiomid, kvid, knbdim, kstart, kcount, kx1, kx2, ky1, ky2, &
	282	& pv_r1d, pv_r2d, pv_r3d )
[544]	283	!!-----------------------------------------------------------------------
[550]	284	!! * ROUTINE iom_nf90_g123d *
[544]	285	!!
	286	!! ** Purpose : read a 1D/2D/3D variable with NF90
	287	!!
	288	!! ** Method : read ONE record at each CALL
	289	!!-----------------------------------------------------------------------
	290	INTEGER , INTENT(in ) :: kiomid ! iom identifier of the file
	291	INTEGER , INTENT(in ) :: kvid ! Name of the variable
	292	INTEGER , INTENT(in ) :: knbdim ! number of dimensions of the variable
	293	INTEGER , DIMENSION(:) , INTENT(in ) :: kstart ! start position of the reading in each axis
	294	INTEGER , DIMENSION(:) , INTENT(in ) :: kcount ! number of points to be read in each axis
[679]	295	INTEGER , INTENT(in ) :: kx1, kx2, ky1, ky2 ! subdomain indexes
[544]	296	REAL(wp), DIMENSION(:) , INTENT( out), OPTIONAL :: pv_r1d ! read field (1D case)
	297	REAL(wp), DIMENSION(:,:) , INTENT( out), OPTIONAL :: pv_r2d ! read field (2D case)
	298	REAL(wp), DIMENSION(:,:,:) , INTENT( out), OPTIONAL :: pv_r3d ! read field (3D case)
	299	!
[679]	300	CHARACTER(LEN=100) :: clinfo ! info character
	301	INTEGER :: if90id ! nf90 identifier of the opened file
	302	INTEGER :: ivid ! nf90 variable id
[544]	303	!---------------------------------------------------------------------
[550]	304	clinfo = 'iom_nf90_g123d , file: '//TRIM(iom_file(kiomid)%name)//', var: '//TRIM(iom_file(kiomid)%cn_var(kvid))
[544]	305	if90id = iom_file(kiomid)%nfid ! get back NetCDF file id
	306	ivid = iom_file(kiomid)%nvid(kvid) ! get back NetCDF var id
[679]	307	!
	308	IF( PRESENT(pv_r1d) ) THEN
	309	CALL iom_nf90_check( NF90_GET_VAR(if90id, ivid, pv_r1d(: ), start = kstart(1:knbdim), &
	310	& count = kcount(1:knbdim)), clinfo )
[544]	311	ELSEIF( PRESENT(pv_r2d) ) THEN
[679]	312	CALL iom_nf90_check( NF90_GET_VAR(if90id, ivid, pv_r2d(kx1:kx2,ky1:ky2 ), start = kstart(1:knbdim), &
	313	& count = kcount(1:knbdim)), clinfo )
[544]	314	ELSEIF( PRESENT(pv_r3d) ) THEN
[679]	315	CALL iom_nf90_check( NF90_GET_VAR(if90id, ivid, pv_r3d(kx1:kx2,ky1:ky2,:), start = kstart(1:knbdim), &
	316	& count = kcount(1:knbdim)), clinfo )
[544]	317	ENDIF
	318	!
[550]	319	END SUBROUTINE iom_nf90_g123d
[544]	320
	321
[10425]	322	SUBROUTINE iom_nf90_chkatt( kiomid, cdatt, llok, ksize, cdvar )
[2528]	323	!!-----------------------------------------------------------------------
[10425]	324	!! * ROUTINE iom_nf90_chkatt *
[2528]	325	!!
[10425]	326	!! ** Purpose : check existence of attribute with NF90
[7646]	327	!! (either a global attribute (default) or a variable
	328	!! attribute if optional variable name is supplied (cdvar))
[2528]	329	!!-----------------------------------------------------------------------
	330	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
	331	CHARACTER(len=*), INTENT(in ) :: cdatt ! attribute name
[10425]	332	LOGICAL , INTENT( out) :: llok ! error code
	333	INTEGER , INTENT( out), OPTIONAL &
	334	& :: ksize ! attribute size
[7646]	335	CHARACTER(len=*), INTENT(in ), OPTIONAL &
	336	& :: cdvar ! name of the variable
[2528]	337	!
	338	INTEGER :: if90id ! temporary integer
[10425]	339	INTEGER :: isize ! temporary integer
[7646]	340	INTEGER :: ivarid ! NetCDF variable Id
[2528]	341	!---------------------------------------------------------------------
[7646]	342	!
[2528]	343	if90id = iom_file(kiomid)%nfid
[7646]	344	IF( PRESENT(cdvar) ) THEN
	345	! check the variable exists in the file
	346	llok = NF90_INQ_VARID( if90id, TRIM(cdvar), ivarid ) == nf90_noerr
[10425]	347	IF( llok ) &
[7646]	348	! check the variable has the attribute required
[10425]	349	llok = NF90_Inquire_attribute(if90id, ivarid, cdatt, len=isize ) == nf90_noerr
[7646]	350	ELSE
[10425]	351	llok = NF90_Inquire_attribute(if90id, NF90_GLOBAL, cdatt, len=isize ) == nf90_noerr
[7646]	352	ENDIF
[9019]	353	!
[10425]	354	IF( PRESENT(ksize) ) ksize = isize
[7646]	355	!
[10425]	356	IF( .not. llok) &
	357	CALL ctl_warn('iom_nf90_chkatt: no attribute '//cdatt//' found')
	358	!
	359	END SUBROUTINE iom_nf90_chkatt
[2528]	360
[9019]	361
[10425]	362	!!----------------------------------------------------------------------
	363	!! INTERFACE iom_nf90_getatt
	364	!!----------------------------------------------------------------------
	365
	366	SUBROUTINE iom_nf90_getatt( kiomid, cdatt, katt0d, katt1d, patt0d, patt1d, cdatt0d, cdvar)
[7646]	367	!!-----------------------------------------------------------------------
[10425]	368	!! * ROUTINE iom_nf90_getatt *
[7646]	369	!!
[10425]	370	!! ** Purpose : read an attribute with NF90
[7646]	371	!! (either a global attribute (default) or a variable
	372	!! attribute if optional variable name is supplied (cdvar))
	373	!!-----------------------------------------------------------------------
[10425]	374	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
	375	CHARACTER(len=*) , INTENT(in ) :: cdatt ! attribute name
	376	INTEGER , INTENT( out), OPTIONAL :: katt0d ! read scalar integer
	377	INTEGER, DIMENSION(:) , INTENT( out), OPTIONAL :: katt1d ! read 1d array integer
	378	REAL(wp) , INTENT( out), OPTIONAL :: patt0d ! read scalar real
	379	REAL(wp), DIMENSION(:), INTENT( out), OPTIONAL :: patt1d ! read 1d array real
	380	CHARACTER(len=*) , INTENT( out), OPTIONAL :: cdatt0d ! read character
	381	CHARACTER(len=*) , INTENT(in ), OPTIONAL :: cdvar ! name of the variable
[7646]	382	!
[10425]	383	INTEGER :: if90id ! temporary integer
	384	INTEGER :: ivarid ! NetCDF variable Id
	385	LOGICAL :: llok ! temporary logical
	386	CHARACTER(LEN=100) :: clinfo ! info character
[7646]	387	!---------------------------------------------------------------------
	388	!
	389	if90id = iom_file(kiomid)%nfid
	390	IF( PRESENT(cdvar) ) THEN
	391	! check the variable exists in the file
	392	llok = NF90_INQ_VARID( if90id, TRIM(cdvar), ivarid ) == nf90_noerr
	393	IF( llok ) THEN
	394	! check the variable has the attribute required
	395	llok = NF90_Inquire_attribute(if90id, ivarid, cdatt) == nf90_noerr
	396	ELSE
[10425]	397	CALL ctl_warn('iom_nf90_getatt: no variable '//TRIM(cdvar)//' found')
[7646]	398	ENDIF
	399	ELSE
	400	llok = NF90_Inquire_attribute(if90id, NF90_GLOBAL, cdatt) == nf90_noerr
	401	ivarid = NF90_GLOBAL
	402	ENDIF
[9019]	403	!
[7646]	404	IF( llok) THEN
[10425]	405	clinfo = 'iom_nf90_getatt, file: '//TRIM(iom_file(kiomid)%name)//', att: '//TRIM(cdatt)
	406	IF(PRESENT( katt0d)) CALL iom_nf90_check(NF90_GET_ATT(if90id, ivarid, cdatt, values = katt0d), clinfo)
	407	IF(PRESENT( katt1d)) CALL iom_nf90_check(NF90_GET_ATT(if90id, ivarid, cdatt, values = katt1d), clinfo)
	408	IF(PRESENT( patt0d)) CALL iom_nf90_check(NF90_GET_ATT(if90id, ivarid, cdatt, values = patt0d), clinfo)
	409	IF(PRESENT( patt1d)) CALL iom_nf90_check(NF90_GET_ATT(if90id, ivarid, cdatt, values = patt1d), clinfo)
	410	IF(PRESENT(cdatt0d)) CALL iom_nf90_check(NF90_GET_ATT(if90id, ivarid, cdatt, values = cdatt0d), clinfo)
[7646]	411	ELSE
[10425]	412	CALL ctl_warn('iom_nf90_getatt: no attribute '//TRIM(cdatt)//' found')
	413	IF(PRESENT( katt0d)) katt0d = -999
	414	IF(PRESENT( katt1d)) katt1d(:) = -999
	415	IF(PRESENT( patt0d)) patt0d = -999._wp
	416	IF(PRESENT( patt1d)) patt1d(:) = -999._wp
	417	IF(PRESENT(cdatt0d)) cdatt0d = '!'
[7646]	418	ENDIF
	419	!
[10425]	420	END SUBROUTINE iom_nf90_getatt
[2528]	421
[9019]	422
[10425]	423	SUBROUTINE iom_nf90_putatt( kiomid, cdatt, katt0d, katt1d, patt0d, patt1d, cdatt0d, cdvar)
[7646]	424	!!-----------------------------------------------------------------------
[10425]	425	!! * ROUTINE iom_nf90_putatt *
[7646]	426	!!
[10425]	427	!! ** Purpose : write an attribute with NF90
[7646]	428	!! (either a global attribute (default) or a variable
	429	!! attribute if optional variable name is supplied (cdvar))
	430	!!-----------------------------------------------------------------------
[10425]	431	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
	432	CHARACTER(len=*) , INTENT(in ) :: cdatt ! attribute name
	433	INTEGER , INTENT(in ), OPTIONAL :: katt0d ! read scalar integer
	434	INTEGER, DIMENSION(:) , INTENT(in ), OPTIONAL :: katt1d ! read 1d array integer
	435	REAL(wp) , INTENT(in ), OPTIONAL :: patt0d ! read scalar real
	436	REAL(wp), DIMENSION(:), INTENT(in ), OPTIONAL :: patt1d ! read 1d array real
	437	CHARACTER(len=*) , INTENT(in ), OPTIONAL :: cdatt0d ! read character
	438	CHARACTER(len=*) , INTENT(in ), OPTIONAL :: cdvar ! name of the variable
[7646]	439	!
	440	INTEGER :: if90id ! temporary integer
	441	INTEGER :: ivarid ! NetCDF variable Id
[10425]	442	INTEGER :: isize ! Attribute size
	443	INTEGER :: itype ! Attribute type
[7646]	444	LOGICAL :: llok ! temporary logical
[10425]	445	LOGICAL :: llatt ! temporary logical
	446	LOGICAL :: lldata ! temporary logical
[7646]	447	CHARACTER(LEN=100) :: clinfo ! info character
	448	!---------------------------------------------------------------------
	449	!
	450	if90id = iom_file(kiomid)%nfid
	451	IF( PRESENT(cdvar) ) THEN
[10425]	452	llok = NF90_INQ_VARID( if90id, TRIM(cdvar), ivarid ) == nf90_noerr ! is the variable in the file?
[7646]	453	IF( .NOT. llok ) THEN
[10425]	454	CALL ctl_warn('iom_nf90_putatt: no variable '//TRIM(cdvar)//' found' &
	455	& , ' no attribute '//cdatt//' written' )
	456	RETURN
[7646]	457	ENDIF
	458	ELSE
	459	ivarid = NF90_GLOBAL
	460	ENDIF
[10425]	461	llatt = NF90_Inquire_attribute(if90id, ivarid, cdatt, len = isize, xtype = itype ) == nf90_noerr
[9019]	462	!
[10425]	463	! trick: irec used to know if the file is in define mode or not
	464	lldata = iom_file(kiomid)%irec /= -1 ! default: go back in define mode if in data mode
	465	IF( lldata .AND. llatt ) THEN ! attribute already there. Do we really need to go back in define mode?
	466	! do we have the appropriate type?
	467	IF(PRESENT( katt0d) .OR. PRESENT( katt1d)) llok = itype == NF90_INT
	468	IF(PRESENT( patt0d) .OR. PRESENT( patt1d)) llok = itype == NF90_DOUBLE
	469	IF(PRESENT(cdatt0d) ) llok = itype == NF90_CHAR
	470	! and do we have the appropriate size?
	471	IF(PRESENT( katt0d)) llok = llok .AND. isize == 1
	472	IF(PRESENT( katt1d)) llok = llok .AND. isize == SIZE(katt1d)
	473	IF(PRESENT( patt0d)) llok = llok .AND. isize == 1
	474	IF(PRESENT( patt1d)) llok = llok .AND. isize == SIZE(patt1d)
	475	IF(PRESENT(cdatt0d)) llok = llok .AND. isize == LEN_TRIM(cdatt0d)
[7646]	476	!
[10425]	477	lldata = .NOT. llok
[7646]	478	ENDIF
	479	!
[10425]	480	clinfo = 'iom_nf90_putatt, file: '//TRIM(iom_file(kiomid)%name)//', att: '//TRIM(cdatt)
	481	IF(lldata) CALL iom_nf90_check(NF90_REDEF( if90id ), clinfo) ! leave data mode to define mode
[7646]	482	!
[10425]	483	IF(PRESENT( katt0d)) CALL iom_nf90_check(NF90_PUT_ATT(if90id, ivarid, cdatt, values = katt0d) , clinfo)
	484	IF(PRESENT( katt1d)) CALL iom_nf90_check(NF90_PUT_ATT(if90id, ivarid, cdatt, values = katt1d) , clinfo)
	485	IF(PRESENT( patt0d)) CALL iom_nf90_check(NF90_PUT_ATT(if90id, ivarid, cdatt, values = patt0d) , clinfo)
	486	IF(PRESENT( patt1d)) CALL iom_nf90_check(NF90_PUT_ATT(if90id, ivarid, cdatt, values = patt1d) , clinfo)
	487	IF(PRESENT(cdatt0d)) CALL iom_nf90_check(NF90_PUT_ATT(if90id, ivarid, cdatt, values = trim(cdatt0d)), clinfo)
[7646]	488	!
[10425]	489	IF(lldata) CALL iom_nf90_check(NF90_ENDDEF( if90id ), clinfo) ! leave define mode to data mode
[9019]	490	!
[10425]	491	END SUBROUTINE iom_nf90_putatt
[7646]	492
[9019]	493
[550]	494	SUBROUTINE iom_nf90_rp0123d( kt, kwrite, kiomid, cdvar , kvid , ktype, &
[9019]	495	& pv_r0d, pv_r1d, pv_r2d, pv_r3d )
[544]	496	!!--------------------------------------------------------------------
	497	!! * SUBROUTINE iom_nf90_rstput *
	498	!!
	499	!! ** Purpose : read the time axis cdvar in the file
	500	!!--------------------------------------------------------------------
[1271]	501	INTEGER , INTENT(in) :: kt ! ocean time-step
	502	INTEGER , INTENT(in) :: kwrite ! writing time-step
	503	INTEGER , INTENT(in) :: kiomid ! Identifier of the file
	504	CHARACTER(len=*) , INTENT(in) :: cdvar ! variable name
	505	INTEGER , INTENT(in) :: kvid ! variable id
	506	INTEGER , INTENT(in), OPTIONAL :: ktype ! variable type (default R8)
	507	REAL(wp) , INTENT(in), OPTIONAL :: pv_r0d ! written Od field
	508	REAL(wp), DIMENSION( :), INTENT(in), OPTIONAL :: pv_r1d ! written 1d field
	509	REAL(wp), DIMENSION(:, : ), INTENT(in), OPTIONAL :: pv_r2d ! written 2d field
	510	REAL(wp), DIMENSION(:, :, :), INTENT(in), OPTIONAL :: pv_r3d ! written 3d field
[544]	511	!
	512	INTEGER :: idims ! number of dimension
	513	INTEGER :: idvar ! variable id
	514	INTEGER :: jd ! dimension loop counter
	515	INTEGER :: ix1, ix2, iy1, iy2 ! subdomain indexes
	516	INTEGER, DIMENSION(4) :: idimsz ! dimensions size
	517	INTEGER, DIMENSION(4) :: idimid ! dimensions id
[5341]	518	CHARACTER(LEN=256) :: clinfo ! info character
[10425]	519	CHARACTER(LEN= 12), DIMENSION(5) :: cltmp ! temporary character
[544]	520	INTEGER :: if90id ! nf90 file identifier
	521	INTEGER :: idmy ! dummy variable
	522	INTEGER :: itype ! variable type
[2528]	523	INTEGER, DIMENSION(4) :: ichunksz ! NetCDF4 chunk sizes. Will be computed using
[9019]	524	! ! nn_nchunks_[i,j,k,t] namelist parameters
	525	INTEGER :: ichunkalg, ishuffle, ideflate, ideflate_level
	526	! ! NetCDF4 internally fixed parameters
[2528]	527	LOGICAL :: lchunk ! logical switch to activate chunking and compression
[9019]	528	! ! when appropriate (currently chunking is applied to 4d fields only)
	529	INTEGER :: idlv ! local variable
[10425]	530	INTEGER :: idim3 ! id of the third dimension
[544]	531	!---------------------------------------------------------------------
	532	!
[550]	533	clinfo = ' iom_nf90_rp0123d, file: '//TRIM(iom_file(kiomid)%name)//', var: '//TRIM(cdvar)
[544]	534	if90id = iom_file(kiomid)%nfid
	535	!
	536	! define dimension variables if it is not already done
	537	! ==========================
	538	IF( iom_file(kiomid)%nvars == 0 ) THEN
	539	! are we in define mode?
	540	IF( iom_file(kiomid)%irec /= -1 ) THEN ! trick: irec used to know if the file is in define mode or not
	541	CALL iom_nf90_check(NF90_REDEF( if90id ), clinfo) ; iom_file(kiomid)%irec = -1
	542	ENDIF
	543	! define the dimension variables if it is not already done
[10521]	544	! Warning: we must use the same character length in an array constructor (at least for gcc compiler)
	545	cltmp = (/ 'nav_lon ', 'nav_lat ', 'nav_lev ', 'time_counter', 'numcat ' /)
[544]	546	CALL iom_nf90_check(NF90_DEF_VAR( if90id, TRIM(cltmp(1)), NF90_FLOAT , (/ 1, 2 /), iom_file(kiomid)%nvid(1) ), clinfo)
	547	CALL iom_nf90_check(NF90_DEF_VAR( if90id, TRIM(cltmp(2)), NF90_FLOAT , (/ 1, 2 /), iom_file(kiomid)%nvid(2) ), clinfo)
	548	CALL iom_nf90_check(NF90_DEF_VAR( if90id, TRIM(cltmp(3)), NF90_FLOAT , (/ 3 /), iom_file(kiomid)%nvid(3) ), clinfo)
	549	CALL iom_nf90_check(NF90_DEF_VAR( if90id, TRIM(cltmp(4)), NF90_DOUBLE, (/ 4 /), iom_file(kiomid)%nvid(4) ), clinfo)
	550	! update informations structure related the dimension variable we just added...
	551	iom_file(kiomid)%nvars = 4
	552	iom_file(kiomid)%luld(1:4) = (/ .FALSE., .FALSE., .FALSE., .TRUE. /)
[10425]	553	iom_file(kiomid)%cn_var(1:4) = cltmp(1:4)
	554	iom_file(kiomid)%ndims(1:4) = (/ 2, 2, 1, 1 /)
	555	IF( NF90_INQ_DIMID( if90id, 'numcat', idmy ) == nf90_noerr ) THEN ! add a 5th variable corresponding to the 5th dimension
	556	CALL iom_nf90_check(NF90_DEF_VAR( if90id, TRIM(cltmp(5)), NF90_FLOAT , (/ 5 /), iom_file(kiomid)%nvid(5) ), clinfo)
	557	iom_file(kiomid)%nvars = 5
	558	iom_file(kiomid)%luld(5) = .FALSE.
	559	iom_file(kiomid)%cn_var(5) = cltmp(5)
	560	iom_file(kiomid)%ndims(5) = 1
	561	ENDIF
[559]	562	! trick: defined to 0 to say that dimension variables are defined but not yet written
	563	iom_file(kiomid)%dimsz(1, 1) = 0
[544]	564	IF(lwp) WRITE(numout,*) TRIM(clinfo)//' define dimension variables done'
	565	ENDIF
	566	! define the data if it is not already done
	567	! ===============
	568	IF( kvid <= 0 ) THEN
[2528]	569	!
	570	! NetCDF4 chunking and compression fixed settings
	571	ichunkalg = 0
	572	ishuffle = 1
	573	ideflate = 1
	574	ideflate_level = 1
	575	!
[544]	576	idvar = iom_file(kiomid)%nvars + 1
	577	! are we in define mode?
	578	IF( iom_file(kiomid)%irec /= -1 ) THEN ! trick: irec used to know if the file is in define mode or not
	579	CALL iom_nf90_check(NF90_REDEF( if90id ), clinfo) ; iom_file(kiomid)%irec = -1
	580	ENDIF
	581	! variable definition
	582	IF( PRESENT(pv_r0d) ) THEN ; idims = 0
[10425]	583	ELSEIF( PRESENT(pv_r1d) ) THEN
	584	IF( SIZE(pv_r1d,1) == jpk ) THEN ; idim3 = 3
	585	ELSE ; idim3 = 5
	586	ENDIF
	587	idims = 2 ; idimid(1:idims) = (/idim3,4/)
[544]	588	ELSEIF( PRESENT(pv_r2d) ) THEN ; idims = 3 ; idimid(1:idims) = (/1,2 ,4/)
[10425]	589	ELSEIF( PRESENT(pv_r3d) ) THEN
	590	IF( SIZE(pv_r3d,3) == jpk ) THEN ; idim3 = 3
	591	ELSE ; idim3 = 5
	592	ENDIF
	593	idims = 4 ; idimid(1:idims) = (/1,2,idim3,4/)
[544]	594	ENDIF
	595	IF( PRESENT(ktype) ) THEN ! variable external type
	596	SELECT CASE (ktype)
[10425]	597	CASE (jp_r8) ; itype = NF90_DOUBLE
	598	CASE (jp_r4) ; itype = NF90_FLOAT
	599	CASE (jp_i4) ; itype = NF90_INT
	600	CASE (jp_i2) ; itype = NF90_SHORT
	601	CASE (jp_i1) ; itype = NF90_BYTE
[544]	602	CASE DEFAULT ; CALL ctl_stop( TRIM(clinfo)//' unknown variable type' )
	603	END SELECT
	604	ELSE
	605	itype = NF90_DOUBLE
	606	ENDIF
	607	IF( PRESENT(pv_r0d) ) THEN
	608	CALL iom_nf90_check(NF90_DEF_VAR( if90id, TRIM(cdvar), itype, &
[9019]	609	& iom_file(kiomid)%nvid(idvar) ), clinfo )
[544]	610	ELSE
	611	CALL iom_nf90_check(NF90_DEF_VAR( if90id, TRIM(cdvar), itype, idimid(1:idims), &
[9019]	612	& iom_file(kiomid)%nvid(idvar) ), clinfo )
[544]	613	ENDIF
[2528]	614	lchunk = .false.
[9019]	615	IF( snc4set%luse .AND. idims == 4 ) lchunk = .true.
[544]	616	! update informations structure related the new variable we want to add...
	617	iom_file(kiomid)%nvars = idvar
	618	iom_file(kiomid)%cn_var(idvar) = TRIM(cdvar)
	619	iom_file(kiomid)%scf(idvar) = 1.
	620	iom_file(kiomid)%ofs(idvar) = 0.
	621	iom_file(kiomid)%ndims(idvar) = idims
	622	IF( .NOT. PRESENT(pv_r0d) ) THEN ; iom_file(kiomid)%luld(idvar) = .TRUE.
	623	ELSE ; iom_file(kiomid)%luld(idvar) = .FALSE.
	624	ENDIF
	625	DO jd = 1, idims
	626	CALL iom_nf90_check(NF90_INQUIRE_DIMENSION( if90id, idimid(jd), len = iom_file(kiomid)%dimsz(jd,idvar) ), clinfo)
[2528]	627	IF ( lchunk ) ichunksz(jd) = iom_file(kiomid)%dimsz(jd,idvar)
[544]	628	END DO
[2528]	629	IF ( lchunk ) THEN
	630	! Calculate chunk sizes by partitioning each dimension as requested in namnc4 namelist
	631	! Disallow very small chunk sizes and prevent chunk sizes larger than each individual dimension
	632	ichunksz(1) = MIN( ichunksz(1),MAX( (ichunksz(1)-1)/snc4set%ni + 1 ,16 ) ) ! Suggested default nc4set%ni=4
	633	ichunksz(2) = MIN( ichunksz(2),MAX( (ichunksz(2)-1)/snc4set%nj + 1 ,16 ) ) ! Suggested default nc4set%nj=2
	634	ichunksz(3) = MIN( ichunksz(3),MAX( (ichunksz(3)-1)/snc4set%nk + 1 , 1 ) ) ! Suggested default nc4set%nk=6
	635	ichunksz(4) = 1 ! Do not allow chunks to span the
[9019]	636	! ! unlimited dimension
[2528]	637	CALL iom_nf90_check(SET_NF90_DEF_VAR_CHUNKING(if90id, idvar, ichunkalg, ichunksz), clinfo)
	638	CALL iom_nf90_check(SET_NF90_DEF_VAR_DEFLATE(if90id, idvar, ishuffle, ideflate, ideflate_level), clinfo)
	639	IF(lwp) WRITE(numout,*) TRIM(clinfo)//' chunked ok. Chunks sizes: ', ichunksz
	640	ENDIF
[544]	641	IF(lwp) WRITE(numout,*) TRIM(clinfo)//' defined ok'
	642	ELSE
	643	idvar = kvid
	644	ENDIF
[9019]	645	!
[544]	646	! time step kwrite : write the variable
	647	IF( kt == kwrite ) THEN
	648	! are we in write mode?
	649	IF( iom_file(kiomid)%irec == -1 ) THEN ! trick: irec used to know if the file is in define mode or not
	650	CALL iom_nf90_check(NF90_ENDDEF( if90id ), clinfo) ; iom_file(kiomid)%irec = 0
	651	ENDIF
	652	! on what kind of domain must the data be written?
	653	IF( PRESENT(pv_r2d) .OR. PRESENT(pv_r3d) ) THEN
	654	idimsz(1:2) = iom_file(kiomid)%dimsz(1:2,idvar)
	655	IF( idimsz(1) == (nlei - nldi + 1) .AND. idimsz(2) == (nlej - nldj + 1) ) THEN
	656	ix1 = nldi ; ix2 = nlei ; iy1 = nldj ; iy2 = nlej
	657	ELSEIF( idimsz(1) == nlci .AND. idimsz(2) == nlcj ) THEN
	658	ix1 = 1 ; ix2 = nlci ; iy1 = 1 ; iy2 = nlcj
	659	ELSEIF( idimsz(1) == jpi .AND. idimsz(2) == jpj ) THEN
	660	ix1 = 1 ; ix2 = jpi ; iy1 = 1 ; iy2 = jpj
	661	ELSE
[550]	662	CALL ctl_stop( 'iom_nf90_rp0123d: should have been an impossible case...' )
[544]	663	ENDIF
	664
	665	! write dimension variables if it is not already done
	666	! =============
[559]	667	! trick: is defined to 0 => dimension variable are defined but not yet written
[544]	668	IF( iom_file(kiomid)%dimsz(1, 1) == 0 ) THEN
[9019]	669	CALL iom_nf90_check( NF90_INQ_VARID( if90id, 'nav_lon' , idmy ) , clinfo )
	670	CALL iom_nf90_check( NF90_PUT_VAR ( if90id, idmy, glamt(ix1:ix2, iy1:iy2) ), clinfo )
	671	CALL iom_nf90_check( NF90_INQ_VARID( if90id, 'nav_lat' , idmy ) , clinfo )
	672	CALL iom_nf90_check( NF90_PUT_VAR ( if90id, idmy, gphit(ix1:ix2, iy1:iy2) ), clinfo )
[10425]	673	CALL iom_nf90_check( NF90_INQ_VARID( if90id, 'nav_lev' , idmy ), clinfo )
	674	CALL iom_nf90_check( NF90_PUT_VAR ( if90id, idmy, gdept_1d ), clinfo )
	675	IF( NF90_INQ_VARID( if90id, 'numcat', idmy ) == nf90_noerr ) THEN
[9019]	676	CALL iom_nf90_check( NF90_PUT_VAR ( if90id, idmy, (/ (idlv, idlv = 1,iom_file(kiomid)%nlev) /)), clinfo )
	677	ENDIF
[544]	678	! +++ WRONG VALUE: to be improved but not really useful...
[9019]	679	CALL iom_nf90_check( NF90_INQ_VARID( if90id, 'time_counter', idmy ), clinfo )
	680	CALL iom_nf90_check( NF90_PUT_VAR( if90id, idmy, kt ), clinfo )
[559]	681	! update the values of the variables dimensions size
[9019]	682	CALL iom_nf90_check( NF90_INQUIRE_DIMENSION( if90id, 1, len = iom_file(kiomid)%dimsz(1,1) ), clinfo )
	683	CALL iom_nf90_check( NF90_INQUIRE_DIMENSION( if90id, 2, len = iom_file(kiomid)%dimsz(2,1) ), clinfo )
[559]	684	iom_file(kiomid)%dimsz(1:2, 2) = iom_file(kiomid)%dimsz(1:2, 1)
[9019]	685	CALL iom_nf90_check( NF90_INQUIRE_DIMENSION( if90id, 3, len = iom_file(kiomid)%dimsz(1,3) ), clinfo )
[559]	686	iom_file(kiomid)%dimsz(1 , 4) = 1 ! unlimited dimension
[544]	687	IF(lwp) WRITE(numout,*) TRIM(clinfo)//' write dimension variables done'
	688	ENDIF
	689	ENDIF
	690
	691	! write the data
	692	! =============
	693	IF( PRESENT(pv_r0d) ) THEN
[9019]	694	CALL iom_nf90_check( NF90_PUT_VAR( if90id, idvar, pv_r0d ), clinfo )
[544]	695	ELSEIF( PRESENT(pv_r1d) ) THEN
[9019]	696	CALL iom_nf90_check( NF90_PUT_VAR( if90id, idvar, pv_r1d(:) ), clinfo )
[544]	697	ELSEIF( PRESENT(pv_r2d) ) THEN
[9019]	698	CALL iom_nf90_check( NF90_PUT_VAR( if90id, idvar, pv_r2d(ix1:ix2,iy1:iy2) ), clinfo )
[544]	699	ELSEIF( PRESENT(pv_r3d) ) THEN
[9019]	700	CALL iom_nf90_check( NF90_PUT_VAR( if90id, idvar, pv_r3d(ix1:ix2,iy1:iy2,:) ), clinfo )
[544]	701	ENDIF
	702	! add 1 to the size of the temporal dimension (not really useful...)
	703	IF( iom_file(kiomid)%luld(idvar) ) iom_file(kiomid)%dimsz(iom_file(kiomid)%ndims(idvar), idvar) &
	704	& = iom_file(kiomid)%dimsz(iom_file(kiomid)%ndims(idvar), idvar) + 1
	705	IF(lwp) WRITE(numout,*) TRIM(clinfo)//' written ok'
	706	ENDIF
	707	!
[550]	708	END SUBROUTINE iom_nf90_rp0123d
[544]	709
	710
	711	SUBROUTINE iom_nf90_check( kstatus, cdinfo )
	712	!!--------------------------------------------------------------------
	713	!! * SUBROUTINE iom_nf90_check *
	714	!!
	715	!! ** Purpose : check nf90 errors
	716	!!--------------------------------------------------------------------
	717	INTEGER, INTENT(in) :: kstatus
	718	CHARACTER(LEN=*), INTENT(in) :: cdinfo
	719	!---------------------------------------------------------------------
	720	IF(kstatus /= nf90_noerr) CALL ctl_stop( 'iom_nf90_check : '//TRIM(nf90_strerror(kstatus)), TRIM(cdinfo) )
	721	END SUBROUTINE iom_nf90_check
	722
	723	!!======================================================================
	724	END MODULE iom_nf90

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