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iom.F90 in NEMO/branches/2020/dev_r12558_HPC-08_epico_Extra_Halo/src/OCE/IOM – NEMO

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source: NEMO/branches/2020/dev_r12558_HPC-08_epico_Extra_Halo/src/OCE/IOM/iom.F90 @ 13229

Last change on this file since 13229 was 13229, checked in by francesca, 4 years ago
dev_r12558_HPC-08_epico_Extra_Halo: merge with trunk@13218, see #2366
Property svn:keywords set to `Id`
File size: 121.8 KB

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1	MODULE iom
2	!!======================================================================
3	!! * MODULE iom *
4	!! Input/Output manager : Library to read input files
5	!!======================================================================
6	!! History : 2.0 ! 2005-12 (J. Belier) Original code
7	!! 2.0 ! 2006-02 (S. Masson) Adaptation to NEMO
8	!! 3.0 ! 2007-07 (D. Storkey) Changes to iom_gettime
9	!! 3.4 ! 2012-12 (R. Bourdalle-Badie and G. Reffray) add C1D case
10	!! 3.6 ! 2014-15 DIMG format removed
11	!! 3.6 ! 2015-15 (J. Harle) Added procedure to read REAL attributes
12	!! 4.0 ! 2017-11 (M. Andrejczuk) Extend IOM interface to write any 3D fields
13	!!----------------------------------------------------------------------
14
15	!!----------------------------------------------------------------------
16	!! iom_open : open a file read only
17	!! iom_close : close a file or all files opened by iom
18	!! iom_get : read a field (interfaced to several routines)
19	!! iom_varid : get the id of a variable in a file
20	!! iom_rstput : write a field in a restart file (interfaced to several routines)
21	!!----------------------------------------------------------------------
22	USE dom_oce ! ocean space and time domain
23	USE domutl !
24	USE c1d ! 1D vertical configuration
25	USE flo_oce ! floats module declarations
26	USE lbclnk ! lateal boundary condition / mpp exchanges
27	USE iom_def ! iom variables definitions
28	USE iom_nf90 ! NetCDF format with native NetCDF library
29	USE in_out_manager ! I/O manager
30	USE lib_mpp ! MPP library
31	#if defined key_iomput
32	USE sbc_oce , ONLY : nn_fsbc, ght_abl, ghw_abl, e3t_abl, e3w_abl, jpka, jpkam1
33	USE icb_oce , ONLY : nclasses, class_num ! !: iceberg classes
34	#if defined key_si3
35	USE ice , ONLY : jpl
36	#endif
37	USE phycst ! physical constants
38	USE dianam ! build name of file
39	USE xios
40	# endif
41	USE ioipsl, ONLY : ju2ymds ! for calendar
42	USE crs ! Grid coarsening
43	#if defined key_top
44	USE trc, ONLY : profsed
45	#endif
46	USE lib_fortran
47	USE diu_bulk, ONLY : ln_diurnal_only, ln_diurnal
48
49	IMPLICIT NONE
50	PUBLIC ! must be public to be able to access iom_def through iom
51
52	#if defined key_iomput
53	LOGICAL, PUBLIC, PARAMETER :: lk_iomput = .TRUE. !: iom_put flag
54	#else
55	LOGICAL, PUBLIC, PARAMETER :: lk_iomput = .FALSE. !: iom_put flag
56	#endif
57	PUBLIC iom_init, iom_init_closedef, iom_swap, iom_open, iom_close, iom_setkt, iom_varid, iom_get, iom_get_var
58	PUBLIC iom_chkatt, iom_getatt, iom_putatt, iom_getszuld, iom_rstput, iom_delay_rst, iom_put
59	PUBLIC iom_use, iom_context_finalize, iom_update_file_name, iom_miss_val
60
61	PRIVATE iom_rp0d, iom_rp1d, iom_rp2d, iom_rp3d
62	PRIVATE iom_g0d, iom_g1d, iom_g2d, iom_g3d, iom_get_123d
63	PRIVATE iom_p1d, iom_p2d, iom_p3d, iom_p4d
64	#if defined key_iomput
65	PRIVATE iom_set_domain_attr, iom_set_axis_attr, iom_set_field_attr, iom_set_file_attr, iom_get_file_attr, iom_set_grid_attr
66	PRIVATE set_grid, set_grid_bounds, set_scalar, set_xmlatt, set_mooring, iom_sdate
67	PRIVATE iom_set_rst_context, iom_set_rstw_active, iom_set_rstr_active
68	# endif
69	PUBLIC iom_set_rstw_var_active, iom_set_rstw_core, iom_set_rst_vars
70
71	INTERFACE iom_get
72	MODULE PROCEDURE iom_g0d, iom_g1d, iom_g2d, iom_g3d
73	END INTERFACE
74	INTERFACE iom_getatt
75	MODULE PROCEDURE iom_g0d_iatt, iom_g1d_iatt, iom_g0d_ratt, iom_g1d_ratt, iom_g0d_catt
76	END INTERFACE
77	INTERFACE iom_putatt
78	MODULE PROCEDURE iom_p0d_iatt, iom_p1d_iatt, iom_p0d_ratt, iom_p1d_ratt, iom_p0d_catt
79	END INTERFACE
80	INTERFACE iom_rstput
81	MODULE PROCEDURE iom_rp0d, iom_rp1d, iom_rp2d, iom_rp3d
82	END INTERFACE
83	INTERFACE iom_put
84	MODULE PROCEDURE iom_p0d, iom_p1d, iom_p2d, iom_p3d, iom_p4d
85	END INTERFACE iom_put
86
87	!! * Substitutions
88	# include "do_loop_substitute.h90"
89	!!----------------------------------------------------------------------
90	!! NEMO/OCE 4.0 , NEMO Consortium (2018)
91	!! $Id$
92	!! Software governed by the CeCILL license (see ./LICENSE)
93	!!----------------------------------------------------------------------
94	CONTAINS
95
96	SUBROUTINE iom_init( cdname, fname, ld_closedef )
97	!!----------------------------------------------------------------------
98	!! * ROUTINE *
99	!!
100	!! ** Purpose :
101	!!
102	!!----------------------------------------------------------------------
103	CHARACTER(len=*), INTENT(in) :: cdname
104	CHARACTER(len=*), OPTIONAL, INTENT(in) :: fname
105	LOGICAL , OPTIONAL, INTENT(in) :: ld_closedef
106	#if defined key_iomput
107	!
108	TYPE(xios_duration) :: dtime = xios_duration(0, 0, 0, 0, 0, 0)
109	TYPE(xios_date) :: start_date
110	CHARACTER(len=lc) :: clname
111	INTEGER :: irefyear, irefmonth, irefday
112	INTEGER :: ji
113	LOGICAL :: llrst_context ! is context related to restart
114	!
115	REAL(wp), ALLOCATABLE, DIMENSION(:,:) :: zt_bnds, zw_bnds
116	REAL(wp), DIMENSION(2,jpkam1) :: za_bnds ! ABL vertical boundaries
117	LOGICAL :: ll_closedef = .TRUE.
118	!!----------------------------------------------------------------------
119	!
120	IF ( PRESENT(ld_closedef) ) ll_closedef = ld_closedef
121	!
122	ALLOCATE( zt_bnds(2,jpk), zw_bnds(2,jpk) )
123	!
124	clname = cdname
125	IF( TRIM(Agrif_CFixed()) /= '0' ) clname = TRIM(Agrif_CFixed())//"_"//TRIM(cdname)
126	CALL xios_context_initialize(TRIM(clname), mpi_comm_oce)
127	CALL iom_swap( cdname )
128	llrst_context = (TRIM(cdname) == TRIM(crxios_context) .OR. TRIM(cdname) == TRIM(cwxios_context))
129
130	! Calendar type is now defined in xml file
131	IF (.NOT.(xios_getvar('ref_year' ,irefyear ))) irefyear = 1900
132	IF (.NOT.(xios_getvar('ref_month',irefmonth))) irefmonth = 01
133	IF (.NOT.(xios_getvar('ref_day' ,irefday ))) irefday = 01
134
135	SELECT CASE ( nleapy ) ! Choose calendar for IOIPSL
136	CASE ( 1) ; CALL xios_define_calendar( TYPE = "Gregorian", time_origin = xios_date(irefyear,irefmonth,irefday,0,0,0), &
137	& start_date = xios_date( nyear, nmonth, nday,0,0,0) )
138	CASE ( 0) ; CALL xios_define_calendar( TYPE = "NoLeap" , time_origin = xios_date(irefyear,irefmonth,irefday,0,0,0), &
139	& start_date = xios_date( nyear, nmonth, nday,0,0,0) )
140	CASE (30) ; CALL xios_define_calendar( TYPE = "D360" , time_origin = xios_date(irefyear,irefmonth,irefday,0,0,0), &
141	& start_date = xios_date( nyear, nmonth, nday,0,0,0) )
142	END SELECT
143
144	! horizontal grid definition
145	IF(.NOT.llrst_context) CALL set_scalar
146	!
147	IF( TRIM(cdname) == TRIM(cxios_context) ) THEN
148	CALL set_grid( "T", glamt, gphit, .FALSE., .FALSE. )
149	CALL set_grid( "U", glamu, gphiu, .FALSE., .FALSE. )
150	CALL set_grid( "V", glamv, gphiv, .FALSE., .FALSE. )
151	CALL set_grid( "W", glamt, gphit, .FALSE., .FALSE. )
152	CALL set_grid_znl( gphit )
153	!
154	IF( ln_cfmeta ) THEN ! Add additional grid metadata
155	CALL iom_set_domain_attr("grid_T", area = e1e2t(Nis0:Nie0, Njs0:Nje0))
156	CALL iom_set_domain_attr("grid_U", area = e1e2u(Nis0:Nie0, Njs0:Nje0))
157	CALL iom_set_domain_attr("grid_V", area = e1e2v(Nis0:Nie0, Njs0:Nje0))
158	CALL iom_set_domain_attr("grid_W", area = e1e2t(Nis0:Nie0, Njs0:Nje0))
159	CALL set_grid_bounds( "T", glamf, gphif, glamt, gphit )
160	CALL set_grid_bounds( "U", glamv, gphiv, glamu, gphiu )
161	CALL set_grid_bounds( "V", glamu, gphiu, glamv, gphiv )
162	CALL set_grid_bounds( "W", glamf, gphif, glamt, gphit )
163	ENDIF
164	ENDIF
165	!
166	IF( TRIM(cdname) == TRIM(cxios_context)//"_crs" ) THEN
167	CALL dom_grid_crs ! Save the parent grid information & Switch to coarse grid domain
168	!
169	CALL set_grid( "T", glamt_crs, gphit_crs, .FALSE., .FALSE. )
170	CALL set_grid( "U", glamu_crs, gphiu_crs, .FALSE., .FALSE. )
171	CALL set_grid( "V", glamv_crs, gphiv_crs, .FALSE., .FALSE. )
172	CALL set_grid( "W", glamt_crs, gphit_crs, .FALSE., .FALSE. )
173	CALL set_grid_znl( gphit_crs )
174	!
175	CALL dom_grid_glo ! Return to parent grid domain
176	!
177	IF( ln_cfmeta .AND. .NOT. llrst_context) THEN ! Add additional grid metadata
178	CALL iom_set_domain_attr("grid_T", area = e1e2t_crs(Nis0:Nie0, Njs0:Nje0))
179	CALL iom_set_domain_attr("grid_U", area = e1u_crs(Nis0:Nie0, Njs0:Nje0) * e2u_crs(Nis0:Nie0, Njs0:Nje0))
180	CALL iom_set_domain_attr("grid_V", area = e1v_crs(Nis0:Nie0, Njs0:Nje0) * e2v_crs(Nis0:Nie0, Njs0:Nje0))
181	CALL iom_set_domain_attr("grid_W", area = e1e2t_crs(Nis0:Nie0, Njs0:Nje0))
182	CALL set_grid_bounds( "T", glamf_crs, gphif_crs, glamt_crs, gphit_crs )
183	CALL set_grid_bounds( "U", glamv_crs, gphiv_crs, glamu_crs, gphiu_crs )
184	CALL set_grid_bounds( "V", glamu_crs, gphiu_crs, glamv_crs, gphiv_crs )
185	CALL set_grid_bounds( "W", glamf_crs, gphif_crs, glamt_crs, gphit_crs )
186	ENDIF
187	ENDIF
188	!
189	! vertical grid definition
190	IF(.NOT.llrst_context) THEN
191	CALL iom_set_axis_attr( "deptht", paxis = gdept_1d )
192	CALL iom_set_axis_attr( "depthu", paxis = gdept_1d )
193	CALL iom_set_axis_attr( "depthv", paxis = gdept_1d )
194	CALL iom_set_axis_attr( "depthw", paxis = gdepw_1d )
195
196	! ABL
197	IF( .NOT. ALLOCATED(ght_abl) ) THEN ! force definition for xml files (xios)
198	ALLOCATE( ght_abl(jpka), ghw_abl(jpka), e3t_abl(jpka), e3w_abl(jpka) ) ! default allocation needed by iom
199	ght_abl(:) = -1._wp ; ghw_abl(:) = -1._wp
200	e3t_abl(:) = -1._wp ; e3w_abl(:) = -1._wp
201	ENDIF
202	CALL iom_set_axis_attr( "ght_abl", ght_abl(2:jpka) )
203	CALL iom_set_axis_attr( "ghw_abl", ghw_abl(2:jpka) )
204
205	! Add vertical grid bounds
206	zt_bnds(2,: ) = gdept_1d(:)
207	zt_bnds(1,2:jpk ) = gdept_1d(1:jpkm1)
208	zt_bnds(1,1 ) = gdept_1d(1) - e3w_1d(1)
209	zw_bnds(1,: ) = gdepw_1d(:)
210	zw_bnds(2,1:jpkm1) = gdepw_1d(2:jpk)
211	zw_bnds(2,jpk: ) = gdepw_1d(jpk) + e3t_1d(jpk)
212	CALL iom_set_axis_attr( "deptht", bounds=zw_bnds )
213	CALL iom_set_axis_attr( "depthu", bounds=zw_bnds )
214	CALL iom_set_axis_attr( "depthv", bounds=zw_bnds )
215	CALL iom_set_axis_attr( "depthw", bounds=zt_bnds )
216
217	! ABL
218	za_bnds(1,:) = ghw_abl(1:jpkam1)
219	za_bnds(2,:) = ghw_abl(2:jpka )
220	CALL iom_set_axis_attr( "ght_abl", bounds=za_bnds )
221	za_bnds(1,:) = ght_abl(2:jpka )
222	za_bnds(2,:) = ght_abl(2:jpka ) + e3w_abl(2:jpka)
223	CALL iom_set_axis_attr( "ghw_abl", bounds=za_bnds )
224
225	CALL iom_set_axis_attr( "nfloat", (/ (REAL(ji,wp), ji=1,jpnfl) /) )
226	# if defined key_si3
227	CALL iom_set_axis_attr( "ncatice", (/ (REAL(ji,wp), ji=1,jpl) /) )
228	! SIMIP diagnostics (4 main arctic straits)
229	CALL iom_set_axis_attr( "nstrait", (/ (REAL(ji,wp), ji=1,4) /) )
230	# endif
231	#if defined key_top
232	IF( ALLOCATED(profsed) ) CALL iom_set_axis_attr( "profsed", paxis = profsed )
233	#endif
234	CALL iom_set_axis_attr( "icbcla", class_num )
235	CALL iom_set_axis_attr( "iax_20C", (/ REAL(20,wp) /) ) ! strange syntaxe and idea...
236	CALL iom_set_axis_attr( "iax_26C", (/ REAL(26,wp) /) ) ! strange syntaxe and idea...
237	CALL iom_set_axis_attr( "iax_28C", (/ REAL(28,wp) /) ) ! strange syntaxe and idea...
238	CALL iom_set_axis_attr( "basin" , (/ (REAL(ji,wp), ji=1,5) /) )
239	ENDIF
240	!
241	! automatic definitions of some of the xml attributs
242	IF( TRIM(cdname) == TRIM(crxios_context) ) THEN
243	!set names of the fields in restart file IF using XIOS to read data
244	CALL iom_set_rst_context(.TRUE.)
245	CALL iom_set_rst_vars(rst_rfields)
246	!set which fields are to be read from restart file
247	CALL iom_set_rstr_active()
248	ELSE IF( TRIM(cdname) == TRIM(cwxios_context) ) THEN
249	!set names of the fields in restart file IF using XIOS to write data
250	CALL iom_set_rst_context(.FALSE.)
251	CALL iom_set_rst_vars(rst_wfields)
252	!set which fields are to be written to a restart file
253	CALL iom_set_rstw_active(fname)
254	ELSE
255	CALL set_xmlatt
256	ENDIF
257	!
258	! set time step length
259	dtime%second = rn_Dt
260	CALL xios_set_timestep( dtime )
261	!
262	! conditional closure of context definition
263	IF ( ll_closedef ) CALL iom_init_closedef
264	!
265	DEALLOCATE( zt_bnds, zw_bnds )
266	!
267	#endif
268	!
269	END SUBROUTINE iom_init
270
271	SUBROUTINE iom_init_closedef
272	!!----------------------------------------------------------------------
273	!! * SUBROUTINE iom_init_closedef *
274	!!----------------------------------------------------------------------
275	!!
276	!! ** Purpose : Closure of context definition
277	!!
278	!!----------------------------------------------------------------------
279
280	#if defined key_iomput
281	CALL xios_close_context_definition()
282	CALL xios_update_calendar( 0 )
283	#else
284	IF( .FALSE. ) WRITE(numout,*) 'iom_init_closedef: should not see this' ! useless statement to avoid compilation warnings
285	#endif
286
287	END SUBROUTINE iom_init_closedef
288
289	SUBROUTINE iom_set_rstw_var_active(field)
290	!!---------------------------------------------------------------------
291	!! * SUBROUTINE iom_set_rstw_var_active *
292	!!
293	!! ** Purpose : enable variable in restart file when writing with XIOS
294	!!---------------------------------------------------------------------
295	CHARACTER(len = *), INTENT(IN) :: field
296	INTEGER :: i
297	LOGICAL :: llis_set
298	CHARACTER(LEN=256) :: clinfo ! info character
299
300	#if defined key_iomput
301	llis_set = .FALSE.
302
303	DO i = 1, max_rst_fields
304	IF(TRIM(rst_wfields(i)%vname) == field) THEN
305	rst_wfields(i)%active = .TRUE.
306	llis_set = .TRUE.
307	EXIT
308	ENDIF
309	ENDDO
310	!Warn if variable is not in defined in rst_wfields
311	IF(.NOT.llis_set) THEN
312	WRITE(ctmp1,*) 'iom_set_rstw_var_active: variable ', field ,' is available for writing but not defined'
313	CALL ctl_stop( 'iom_set_rstw_var_active:', ctmp1 )
314	ENDIF
315	#else
316	clinfo = 'iom_set_rstw_var_active: key_iomput is needed to use XIOS restart read/write functionality'
317	CALL ctl_stop('STOP', TRIM(clinfo))
318	#endif
319
320	END SUBROUTINE iom_set_rstw_var_active
321
322	SUBROUTINE iom_set_rstr_active()
323	!!---------------------------------------------------------------------
324	!! * SUBROUTINE iom_set_rstr_active *
325	!!
326	!! ** Purpose : define file name in XIOS context for reading restart file,
327	!! enable variables present in restart file for reading with XIOS
328	!!---------------------------------------------------------------------
329
330	!sets enabled = .TRUE. for each field in restart file
331	CHARACTER(len=256) :: rst_file
332
333	#if defined key_iomput
334	TYPE(xios_field) :: field_hdl
335	TYPE(xios_file) :: file_hdl
336	TYPE(xios_filegroup) :: filegroup_hdl
337	INTEGER :: i
338	CHARACTER(lc) :: clpath
339
340	clpath = TRIM(cn_ocerst_indir)
341	IF( clpath(LEN_TRIM(clpath):) /= '/' ) clpath = TRIM(clpath) // '/'
342	IF( TRIM(Agrif_CFixed()) == '0' ) THEN
343	rst_file = TRIM(clpath)//TRIM(cn_ocerst_in)
344	ELSE
345	rst_file = TRIM(clpath)//'1_'//TRIM(cn_ocerst_in)
346	ENDIF
347	!set name of the restart file and enable available fields
348	if(lwp) WRITE(numout,*) 'Setting restart filename (for XIOS) to: ',rst_file
349	CALL xios_get_handle("file_definition", filegroup_hdl )
350	CALL xios_add_child(filegroup_hdl, file_hdl, 'rrestart')
351	CALL xios_set_file_attr( "rrestart", name=trim(rst_file), type="one_file", &
352	par_access="collective", enabled=.TRUE., mode="read", &
353	output_freq=xios_timestep)
354	!define variables for restart context
355	DO i = 1, max_rst_fields
356	IF( TRIM(rst_rfields(i)%vname) /= "NO_NAME") THEN
357	IF( iom_varid( numror, TRIM(rst_rfields(i)%vname), ldstop = .FALSE. ) > 0 ) THEN
358	CALL xios_add_child(file_hdl, field_hdl, TRIM(rst_rfields(i)%vname))
359	SELECT CASE (TRIM(rst_rfields(i)%grid))
360	CASE ("grid_N_3D")
361	CALL xios_set_attr (field_hdl, enabled = .TRUE., name = TRIM(rst_rfields(i)%vname), &
362	domain_ref="grid_N", axis_ref="nav_lev", operation = "instant")
363	CASE ("grid_N")
364	CALL xios_set_attr (field_hdl, enabled = .TRUE., name = TRIM(rst_rfields(i)%vname), &
365	domain_ref="grid_N", operation = "instant")
366	CASE ("grid_vector")
367	CALL xios_set_attr (field_hdl, enabled = .TRUE., name = TRIM(rst_rfields(i)%vname), &
368	axis_ref="nav_lev", operation = "instant")
369	CASE ("grid_scalar")
370	CALL xios_set_attr (field_hdl, enabled = .TRUE., name = TRIM(rst_rfields(i)%vname), &
371	scalar_ref = "grid_scalar", operation = "instant")
372	END SELECT
373	IF(lwp) WRITE(numout,*) 'XIOS read: ', TRIM(rst_rfields(i)%vname), ' enabled in ', TRIM(rst_file)
374	ENDIF
375	ENDIF
376	END DO
377	#endif
378	END SUBROUTINE iom_set_rstr_active
379
380	SUBROUTINE iom_set_rstw_core(cdmdl)
381	!!---------------------------------------------------------------------
382	!! * SUBROUTINE iom_set_rstw_core *
383	!!
384	!! ** Purpose : set variables which are always in restart file
385	!!---------------------------------------------------------------------
386	CHARACTER (len=*), INTENT (IN) :: cdmdl ! model OPA or SAS
387	CHARACTER(LEN=256) :: clinfo ! info character
388	#if defined key_iomput
389	IF(cdmdl == "OPA") THEN
390	!from restart.F90
391	CALL iom_set_rstw_var_active("rn_Dt")
392	IF ( .NOT. ln_diurnal_only ) THEN
393	CALL iom_set_rstw_var_active('ub' )
394	CALL iom_set_rstw_var_active('vb' )
395	CALL iom_set_rstw_var_active('tb' )
396	CALL iom_set_rstw_var_active('sb' )
397	CALL iom_set_rstw_var_active('sshb')
398	!
399	CALL iom_set_rstw_var_active('un' )
400	CALL iom_set_rstw_var_active('vn' )
401	CALL iom_set_rstw_var_active('tn' )
402	CALL iom_set_rstw_var_active('sn' )
403	CALL iom_set_rstw_var_active('sshn')
404	CALL iom_set_rstw_var_active('rhop')
405	ENDIF
406	IF(ln_diurnal) CALL iom_set_rstw_var_active('Dsst')
407	!from trasbc.F90
408	CALL iom_set_rstw_var_active('sbc_hc_b')
409	CALL iom_set_rstw_var_active('sbc_sc_b')
410	ENDIF
411	#else
412	clinfo = 'iom_set_rstw_core: key_iomput is needed to use XIOS restart read/write functionality'
413	CALL ctl_stop('STOP', TRIM(clinfo))
414	#endif
415	END SUBROUTINE iom_set_rstw_core
416
417	SUBROUTINE iom_set_rst_vars(fields)
418	!!---------------------------------------------------------------------
419	!! * SUBROUTINE iom_set_rst_vars *
420	!!
421	!! ** Purpose : Fill array fields with the information about all
422	!! possible variables and corresponding grids definition
423	!! for reading/writing restart with XIOS
424	!!---------------------------------------------------------------------
425	TYPE(RST_FIELD), INTENT(INOUT) :: fields(max_rst_fields)
426	INTEGER :: i
427
428	i = 0
429	i = i + 1; fields(i)%vname="rn_Dt"; fields(i)%grid="grid_scalar"
430	i = i + 1; fields(i)%vname="un"; fields(i)%grid="grid_N_3D"
431	i = i + 1; fields(i)%vname="ub"; fields(i)%grid="grid_N_3D"
432	i = i + 1; fields(i)%vname="vn"; fields(i)%grid="grid_N_3D"
433	i = i + 1; fields(i)%vname="vb"; fields(i)%grid="grid_N_3D"
434	i = i + 1; fields(i)%vname="tn"; fields(i)%grid="grid_N_3D"
435	i = i + 1; fields(i)%vname="tb"; fields(i)%grid="grid_N_3D"
436	i = i + 1; fields(i)%vname="sn"; fields(i)%grid="grid_N_3D"
437	i = i + 1; fields(i)%vname="sb"; fields(i)%grid="grid_N_3D"
438	i = i + 1; fields(i)%vname="sshn"; fields(i)%grid="grid_N"
439	i = i + 1; fields(i)%vname="sshb"; fields(i)%grid="grid_N"
440	i = i + 1; fields(i)%vname="rhop"; fields(i)%grid="grid_N_3D"
441	i = i + 1; fields(i)%vname="kt"; fields(i)%grid="grid_scalar"
442	i = i + 1; fields(i)%vname="ndastp"; fields(i)%grid="grid_scalar"
443	i = i + 1; fields(i)%vname="adatrj"; fields(i)%grid="grid_scalar"
444	i = i + 1; fields(i)%vname="utau_b"; fields(i)%grid="grid_N"
445	i = i + 1; fields(i)%vname="vtau_b"; fields(i)%grid="grid_N"
446	i = i + 1; fields(i)%vname="qns_b"; fields(i)%grid="grid_N"
447	i = i + 1; fields(i)%vname="emp_b"; fields(i)%grid="grid_N"
448	i = i + 1; fields(i)%vname="sfx_b"; fields(i)%grid="grid_N"
449	i = i + 1; fields(i)%vname="en" ; fields(i)%grid="grid_N_3D"
450	i = i + 1; fields(i)%vname="avt_k"; fields(i)%grid="grid_N_3D"
451	i = i + 1; fields(i)%vname="avm_k"; fields(i)%grid="grid_N_3D"
452	i = i + 1; fields(i)%vname="dissl"; fields(i)%grid="grid_N_3D"
453	i = i + 1; fields(i)%vname="sbc_hc_b"; fields(i)%grid="grid_N"
454	i = i + 1; fields(i)%vname="sbc_sc_b"; fields(i)%grid="grid_N"
455	i = i + 1; fields(i)%vname="qsr_hc_b"; fields(i)%grid="grid_N_3D"
456	i = i + 1; fields(i)%vname="fraqsr_1lev"; fields(i)%grid="grid_N"
457	i = i + 1; fields(i)%vname="greenland_icesheet_mass"
458	fields(i)%grid="grid_scalar"
459	i = i + 1; fields(i)%vname="greenland_icesheet_timelapsed"
460	fields(i)%grid="grid_scalar"
461	i = i + 1; fields(i)%vname="greenland_icesheet_mass_roc"
462	fields(i)%grid="grid_scalar"
463	i = i + 1; fields(i)%vname="antarctica_icesheet_mass"
464	fields(i)%grid="grid_scalar"
465	i = i + 1; fields(i)%vname="antarctica_icesheet_timelapsed"
466	fields(i)%grid="grid_scalar"
467	i = i + 1; fields(i)%vname="antarctica_icesheet_mass_roc"
468	fields(i)%grid="grid_scalar"
469	i = i + 1; fields(i)%vname="frc_v"; fields(i)%grid="grid_scalar"
470	i = i + 1; fields(i)%vname="frc_t"; fields(i)%grid="grid_scalar"
471	i = i + 1; fields(i)%vname="frc_s"; fields(i)%grid="grid_scalar"
472	i = i + 1; fields(i)%vname="frc_wn_t"; fields(i)%grid="grid_scalar"
473	i = i + 1; fields(i)%vname="frc_wn_s"; fields(i)%grid="grid_scalar"
474	i = i + 1; fields(i)%vname="ssh_ini"; fields(i)%grid="grid_N"
475	i = i + 1; fields(i)%vname="e3t_ini"; fields(i)%grid="grid_N_3D"
476	i = i + 1; fields(i)%vname="hc_loc_ini"; fields(i)%grid="grid_N_3D"
477	i = i + 1; fields(i)%vname="sc_loc_ini"; fields(i)%grid="grid_N_3D"
478	i = i + 1; fields(i)%vname="ssh_hc_loc_ini"; fields(i)%grid="grid_N"
479	i = i + 1; fields(i)%vname="ssh_sc_loc_ini"; fields(i)%grid="grid_N"
480	i = i + 1; fields(i)%vname="tilde_e3t_b"; fields(i)%grid="grid_N"
481	i = i + 1; fields(i)%vname="tilde_e3t_n"; fields(i)%grid="grid_N"
482	i = i + 1; fields(i)%vname="hdiv_lf"; fields(i)%grid="grid_N"
483	i = i + 1; fields(i)%vname="ub2_b"; fields(i)%grid="grid_N"
484	i = i + 1; fields(i)%vname="vb2_b"; fields(i)%grid="grid_N"
485	i = i + 1; fields(i)%vname="sshbb_e"; fields(i)%grid="grid_N"
486	i = i + 1; fields(i)%vname="ubb_e"; fields(i)%grid="grid_N"
487	i = i + 1; fields(i)%vname="vbb_e"; fields(i)%grid="grid_N"
488	i = i + 1; fields(i)%vname="sshb_e"; fields(i)%grid="grid_N"
489	i = i + 1; fields(i)%vname="ub_e"; fields(i)%grid="grid_N"
490	i = i + 1; fields(i)%vname="vb_e"; fields(i)%grid="grid_N"
491	i = i + 1; fields(i)%vname="fwf_isf_b"; fields(i)%grid="grid_N"
492	i = i + 1; fields(i)%vname="isf_sc_b"; fields(i)%grid="grid_N"
493	i = i + 1; fields(i)%vname="isf_hc_b"; fields(i)%grid="grid_N"
494	i = i + 1; fields(i)%vname="ssh_ibb"; fields(i)%grid="grid_N"
495	i = i + 1; fields(i)%vname="rnf_b"; fields(i)%grid="grid_N"
496	i = i + 1; fields(i)%vname="rnf_hc_b"; fields(i)%grid="grid_N"
497	i = i + 1; fields(i)%vname="rnf_sc_b"; fields(i)%grid="grid_N"
498	i = i + 1; fields(i)%vname="nn_fsbc"; fields(i)%grid="grid_scalar"
499	i = i + 1; fields(i)%vname="ssu_m"; fields(i)%grid="grid_N"
500	i = i + 1; fields(i)%vname="ssv_m"; fields(i)%grid="grid_N"
501	i = i + 1; fields(i)%vname="sst_m"; fields(i)%grid="grid_N"
502	i = i + 1; fields(i)%vname="sss_m"; fields(i)%grid="grid_N"
503	i = i + 1; fields(i)%vname="ssh_m"; fields(i)%grid="grid_N"
504	i = i + 1; fields(i)%vname="e3t_m"; fields(i)%grid="grid_N"
505	i = i + 1; fields(i)%vname="frq_m"; fields(i)%grid="grid_N"
506	i = i + 1; fields(i)%vname="avmb"; fields(i)%grid="grid_vector"
507	i = i + 1; fields(i)%vname="avtb"; fields(i)%grid="grid_vector"
508	i = i + 1; fields(i)%vname="ub2_i_b"; fields(i)%grid="grid_N"
509	i = i + 1; fields(i)%vname="vb2_i_b"; fields(i)%grid="grid_N"
510	i = i + 1; fields(i)%vname="ntime"; fields(i)%grid="grid_scalar"
511	i = i + 1; fields(i)%vname="Dsst"; fields(i)%grid="grid_scalar"
512	i = i + 1; fields(i)%vname="tmask"; fields(i)%grid="grid_N_3D"
513	i = i + 1; fields(i)%vname="umask"; fields(i)%grid="grid_N_3D"
514	i = i + 1; fields(i)%vname="vmask"; fields(i)%grid="grid_N_3D"
515	i = i + 1; fields(i)%vname="smask"; fields(i)%grid="grid_N_3D"
516	i = i + 1; fields(i)%vname="gdepw_n"; fields(i)%grid="grid_N_3D"
517	i = i + 1; fields(i)%vname="e3t_n"; fields(i)%grid="grid_N_3D"
518	i = i + 1; fields(i)%vname="e3u_n"; fields(i)%grid="grid_N_3D"
519	i = i + 1; fields(i)%vname="e3v_n"; fields(i)%grid="grid_N_3D"
520	i = i + 1; fields(i)%vname="surf_ini"; fields(i)%grid="grid_N"
521	i = i + 1; fields(i)%vname="e3t_b"; fields(i)%grid="grid_N_3D"
522	i = i + 1; fields(i)%vname="hmxl_n"; fields(i)%grid="grid_N_3D"
523	i = i + 1; fields(i)%vname="un_bf"; fields(i)%grid="grid_N"
524	i = i + 1; fields(i)%vname="vn_bf"; fields(i)%grid="grid_N"
525	i = i + 1; fields(i)%vname="hbl"; fields(i)%grid="grid_N"
526	i = i + 1; fields(i)%vname="hbli"; fields(i)%grid="grid_N"
527	i = i + 1; fields(i)%vname="wn"; fields(i)%grid="grid_N_3D"
528
529	IF( i-1 > max_rst_fields) THEN
530	WRITE(ctmp1,*) 'E R R O R : iom_set_rst_vars SIZE of RST_FIELD array is too small'
531	CALL ctl_stop( 'iom_set_rst_vars:', ctmp1 )
532	ENDIF
533	END SUBROUTINE iom_set_rst_vars
534
535
536	SUBROUTINE iom_set_rstw_active(cdrst_file)
537	!!---------------------------------------------------------------------
538	!! * SUBROUTINE iom_set_rstw_active *
539	!!
540	!! ** Purpose : define file name in XIOS context for writing restart
541	!! enable variables present in restart file for writing
542	!!---------------------------------------------------------------------
543	!sets enabled = .TRUE. for each field in restart file
544	CHARACTER(len=*) :: cdrst_file
545	#if defined key_iomput
546	TYPE(xios_field) :: field_hdl
547	TYPE(xios_file) :: file_hdl
548	TYPE(xios_filegroup) :: filegroup_hdl
549	INTEGER :: i
550	CHARACTER(lc) :: clpath
551
552	!set name of the restart file and enable available fields
553	IF(lwp) WRITE(numout,*) 'Setting restart filename (for XIOS write) to: ',cdrst_file
554	CALL xios_get_handle("file_definition", filegroup_hdl )
555	CALL xios_add_child(filegroup_hdl, file_hdl, 'wrestart')
556	IF(nxioso.eq.1) THEN
557	CALL xios_set_file_attr( "wrestart", type="one_file", enabled=.TRUE.,&
558	mode="write", output_freq=xios_timestep)
559	if(lwp) write(numout,*) 'OPEN ', trim(cdrst_file), ' in one_file mode'
560	ELSE
561	CALL xios_set_file_attr( "wrestart", type="multiple_file", enabled=.TRUE.,&
562	mode="write", output_freq=xios_timestep)
563	if(lwp) write(numout,*) 'OPEN ', trim(cdrst_file), ' in multiple_file mode'
564	ENDIF
565	CALL xios_set_file_attr( "wrestart", name=trim(cdrst_file))
566	!define fields for restart context
567	DO i = 1, max_rst_fields
568	IF( rst_wfields(i)%active ) THEN
569	CALL xios_add_child(file_hdl, field_hdl, TRIM(rst_wfields(i)%vname))
570	SELECT CASE (TRIM(rst_wfields(i)%grid))
571	CASE ("grid_N_3D")
572	CALL xios_set_attr (field_hdl, enabled = .TRUE., name = TRIM(rst_wfields(i)%vname), &
573	domain_ref="grid_N", axis_ref="nav_lev", prec = 8, operation = "instant")
574	CASE ("grid_N")
575	CALL xios_set_attr (field_hdl, enabled = .TRUE., name = TRIM(rst_wfields(i)%vname), &
576	domain_ref="grid_N", prec = 8, operation = "instant")
577	CASE ("grid_vector")
578	CALL xios_set_attr (field_hdl, enabled = .TRUE., name = TRIM(rst_wfields(i)%vname), &
579	axis_ref="nav_lev", prec = 8, operation = "instant")
580	CASE ("grid_scalar")
581	CALL xios_set_attr (field_hdl, enabled = .TRUE., name = TRIM(rst_wfields(i)%vname), &
582	scalar_ref = "grid_scalar", prec = 8, operation = "instant")
583	END SELECT
584	ENDIF
585	END DO
586	#endif
587	END SUBROUTINE iom_set_rstw_active
588
589	SUBROUTINE iom_set_rst_context(ld_rstr)
590	!!---------------------------------------------------------------------
591	!! * SUBROUTINE iom_set_rst_context *
592	!!
593	!! ** Purpose : Define domain, axis and grid for restart (read/write)
594	!! context
595	!!
596	!!---------------------------------------------------------------------
597	LOGICAL, INTENT(IN) :: ld_rstr
598	!ld_rstr is true for restart context. There is no need to define grid for
599	!restart read, because it's read from file
600	#if defined key_iomput
601	TYPE(xios_domaingroup) :: domaingroup_hdl
602	TYPE(xios_domain) :: domain_hdl
603	TYPE(xios_axisgroup) :: axisgroup_hdl
604	TYPE(xios_axis) :: axis_hdl
605	TYPE(xios_scalar) :: scalar_hdl
606	TYPE(xios_scalargroup) :: scalargroup_hdl
607
608	CALL xios_get_handle("domain_definition",domaingroup_hdl)
609	CALL xios_add_child(domaingroup_hdl, domain_hdl, "grid_N")
610	CALL set_grid("N", glamt, gphit, .TRUE., ld_rstr)
611
612	CALL xios_get_handle("axis_definition",axisgroup_hdl)
613	CALL xios_add_child(axisgroup_hdl, axis_hdl, "nav_lev")
614	!AGRIF fails to compile when unit= is in call to xios_set_axis_attr
615	! CALL xios_set_axis_attr( "nav_lev", long_name="Vertical levels", unit="m", positive="down")
616	CALL xios_set_axis_attr( "nav_lev", long_name="Vertical levels in meters", positive="down")
617	CALL iom_set_axis_attr( "nav_lev", paxis = gdept_1d )
618
619	CALL xios_get_handle("scalar_definition", scalargroup_hdl)
620	CALL xios_add_child(scalargroup_hdl, scalar_hdl, "grid_scalar")
621	#endif
622	END SUBROUTINE iom_set_rst_context
623
624	SUBROUTINE iom_swap( cdname )
625	!!---------------------------------------------------------------------
626	!! * SUBROUTINE iom_swap *
627	!!
628	!! ** Purpose : swap context between different agrif grid for xmlio_server
629	!!---------------------------------------------------------------------
630	CHARACTER(len=*), INTENT(in) :: cdname
631	#if defined key_iomput
632	TYPE(xios_context) :: nemo_hdl
633
634	IF( TRIM(Agrif_CFixed()) == '0' ) THEN
635	CALL xios_get_handle(TRIM(cdname),nemo_hdl)
636	ELSE
637	CALL xios_get_handle(TRIM(Agrif_CFixed())//"_"//TRIM(cdname),nemo_hdl)
638	ENDIF
639	!
640	CALL xios_set_current_context(nemo_hdl)
641	#endif
642	!
643	END SUBROUTINE iom_swap
644
645
646	SUBROUTINE iom_open( cdname, kiomid, ldwrt, ldstop, ldiof, kdlev, cdcomp )
647	!!---------------------------------------------------------------------
648	!! * SUBROUTINE iom_open *
649	!!
650	!! ** Purpose : open an input file (return 0 if not found)
651	!!---------------------------------------------------------------------
652	CHARACTER(len=*), INTENT(in ) :: cdname ! File name
653	INTEGER , INTENT( out) :: kiomid ! iom identifier of the opened file
654	LOGICAL , INTENT(in ), OPTIONAL :: ldwrt ! open in write modeb (default = .FALSE.)
655	LOGICAL , INTENT(in ), OPTIONAL :: ldstop ! stop if open to read a non-existing file (default = .TRUE.)
656	LOGICAL , INTENT(in ), OPTIONAL :: ldiof ! Interp On the Fly, needed for AGRIF (default = .FALSE.)
657	INTEGER , INTENT(in ), OPTIONAL :: kdlev ! number of vertical levels
658	CHARACTER(len=3), INTENT(in ), OPTIONAL :: cdcomp ! name of component calling iom_nf90_open
659	!
660	CHARACTER(LEN=256) :: clname ! the name of the file based on cdname [[+clcpu]+clcpu]
661	CHARACTER(LEN=256) :: cltmpn ! tempory name to store clname (in writting mode)
662	CHARACTER(LEN=10) :: clsuffix ! ".nc"
663	CHARACTER(LEN=15) :: clcpu ! the cpu number (max jpmax_digits digits)
664	CHARACTER(LEN=256) :: clinfo ! info character
665	LOGICAL :: llok ! check the existence
666	LOGICAL :: llwrt ! local definition of ldwrt
667	LOGICAL :: llstop ! local definition of ldstop
668	LOGICAL :: lliof ! local definition of ldiof
669	INTEGER :: icnt ! counter for digits in clcpu (max = jpmax_digits)
670	INTEGER :: iln, ils ! lengths of character
671	INTEGER :: istop !
672	! local number of points for x,y dimensions
673	! position of first local point for x,y dimensions
674	! position of last local point for x,y dimensions
675	! start halo size for x,y dimensions
676	! end halo size for x,y dimensions
677	!---------------------------------------------------------------------
678	! Initializations and control
679	! =============
680	kiomid = -1
681	clinfo = ' iom_open ~~~ '
682	istop = nstop
683	! if iom_open is called for the first time: initialize iom_file(:)%nfid to 0
684	! (could be done when defining iom_file in f95 but not in f90)
685	IF( Agrif_Root() ) THEN
686	IF( iom_open_init == 0 ) THEN
687	iom_file(:)%nfid = 0
688	iom_open_init = 1
689	ENDIF
690	ENDIF
691	! do we read or write the file?
692	IF( PRESENT(ldwrt) ) THEN ; llwrt = ldwrt
693	ELSE ; llwrt = .FALSE.
694	ENDIF
695	! do we call ctl_stop if we try to open a non-existing file in read mode?
696	IF( PRESENT(ldstop) ) THEN ; llstop = ldstop
697	ELSE ; llstop = .TRUE.
698	ENDIF
699	! are we using interpolation on the fly?
700	IF( PRESENT(ldiof) ) THEN ; lliof = ldiof
701	ELSE ; lliof = .FALSE.
702	ENDIF
703	! create the file name by added, if needed, TRIM(Agrif_CFixed()) and TRIM(clsuffix)
704	! =============
705	clname = trim(cdname)
706	IF ( .NOT. Agrif_Root() .AND. .NOT. lliof ) THEN
707	iln = INDEX(clname,'/')
708	cltmpn = clname(1:iln)
709	clname = clname(iln+1:LEN_TRIM(clname))
710	clname=TRIM(cltmpn)//TRIM(Agrif_CFixed())//'_'//TRIM(clname)
711	ENDIF
712	! which suffix should we use?
713	clsuffix = '.nc'
714	! Add the suffix if needed
715	iln = LEN_TRIM(clname)
716	ils = LEN_TRIM(clsuffix)
717	IF( iln <= ils .OR. INDEX( TRIM(clname), TRIM(clsuffix), back = .TRUE. ) /= iln - ils + 1 ) &
718	& clname = TRIM(clname)//TRIM(clsuffix)
719	cltmpn = clname ! store this name
720	! try to find if the file to be opened already exist
721	! =============
722	INQUIRE( FILE = clname, EXIST = llok )
723	IF( .NOT.llok ) THEN
724	! we try to add the cpu number to the name
725	WRITE(clcpu,*) narea-1
726
727	clcpu = TRIM(ADJUSTL(clcpu))
728	iln = INDEX(clname,TRIM(clsuffix), back = .TRUE.)
729	clname = clname(1:iln-1)//'_'//TRIM(clcpu)//TRIM(clsuffix)
730	icnt = 0
731	INQUIRE( FILE = clname, EXIST = llok )
732	! we try different formats for the cpu number by adding 0
733	DO WHILE( .NOT.llok .AND. icnt < jpmax_digits )
734	clcpu = "0"//trim(clcpu)
735	clname = clname(1:iln-1)//'_'//TRIM(clcpu)//TRIM(clsuffix)
736	INQUIRE( FILE = clname, EXIST = llok )
737	icnt = icnt + 1
738	END DO
739	ELSE
740	lxios_sini = .TRUE.
741	ENDIF
742	! Open the NetCDF file
743	! =============
744	! do we have some free file identifier?
745	IF( MINVAL(iom_file(:)%nfid) /= 0 ) &
746	& CALL ctl_stop( TRIM(clinfo), 'No more free file identifier', 'increase jpmax_files in iom_def' )
747	! if no file was found...
748	IF( .NOT. llok ) THEN
749	IF( .NOT. llwrt ) THEN ! we are in read mode
750	IF( llstop ) THEN ; CALL ctl_stop( TRIM(clinfo), 'File '//TRIM(cltmpn)//'* not found' )
751	ELSE ; istop = nstop + 1 ! make sure that istop /= nstop so we don't open the file
752	ENDIF
753	ELSE ! we are in write mode so we
754	clname = cltmpn ! get back the file name without the cpu number
755	ENDIF
756	ELSE
757	IF( llwrt .AND. .NOT. ln_clobber ) THEN ! we stop as we want to write in a new file
758	CALL ctl_stop( TRIM(clinfo), 'We want to write in a new file but '//TRIM(clname)//' already exists...' )
759	istop = nstop + 1 ! make sure that istop /= nstop so we don't open the file
760	ELSEIF( llwrt ) THEN ! the file exists and we are in write mode with permission to
761	clname = cltmpn ! overwrite so get back the file name without the cpu number
762	ENDIF
763	ENDIF
764	IF( istop == nstop ) THEN ! no error within this routine
765	CALL iom_nf90_open( clname, kiomid, llwrt, llok, kdlev = kdlev, cdcomp = cdcomp )
766	ENDIF
767	!
768	END SUBROUTINE iom_open
769
770
771	SUBROUTINE iom_close( kiomid )
772	!!--------------------------------------------------------------------
773	!! * SUBROUTINE iom_close *
774	!!
775	!! ** Purpose : close an input file, or all files opened by iom
776	!!--------------------------------------------------------------------
777	INTEGER, INTENT(inout), OPTIONAL :: kiomid ! iom identifier of the file to be closed
778	! ! return 0 when file is properly closed
779	! ! No argument: all files opened by iom are closed
780
781	INTEGER :: jf ! dummy loop indices
782	INTEGER :: i_s, i_e ! temporary integer
783	CHARACTER(LEN=100) :: clinfo ! info character
784	!---------------------------------------------------------------------
785	!
786	IF( iom_open_init == 0 ) RETURN ! avoid to use iom_file(jf)%nfid that us not yet initialized
787	!
788	clinfo = ' iom_close ~~~ '
789	IF( PRESENT(kiomid) ) THEN
790	i_s = kiomid
791	i_e = kiomid
792	ELSE
793	i_s = 1
794	i_e = jpmax_files
795	ENDIF
796
797	IF( i_s > 0 ) THEN
798	DO jf = i_s, i_e
799	IF( iom_file(jf)%nfid > 0 ) THEN
800	CALL iom_nf90_close( jf )
801	iom_file(jf)%nfid = 0 ! free the id
802	IF( PRESENT(kiomid) ) kiomid = 0 ! return 0 as id to specify that the file was closed
803	IF(lwp) WRITE(numout,*) TRIM(clinfo)//' close file: '//TRIM(iom_file(jf)%name)//' ok'
804	ELSEIF( PRESENT(kiomid) ) THEN
805	WRITE(ctmp1,*) '--->', kiomid
806	CALL ctl_stop( TRIM(clinfo)//' Invalid file identifier', ctmp1 )
807	ENDIF
808	END DO
809	ENDIF
810	!
811	END SUBROUTINE iom_close
812
813
814	FUNCTION iom_varid ( kiomid, cdvar, kdimsz, kndims, lduld, ldstop )
815	!!-----------------------------------------------------------------------
816	!! * FUNCTION iom_varid *
817	!!
818	!! ** Purpose : get the id of a variable in a file (return 0 if not found)
819	!!-----------------------------------------------------------------------
820	INTEGER , INTENT(in ) :: kiomid ! file Identifier
821	CHARACTER(len=*) , INTENT(in ) :: cdvar ! name of the variable
822	INTEGER, DIMENSION(:), INTENT( out), OPTIONAL :: kdimsz ! size of each dimension
823	INTEGER , INTENT( out), OPTIONAL :: kndims ! number of dimensions
824	LOGICAL , INTENT( out), OPTIONAL :: lduld ! true if the last dimension is unlimited (time)
825	LOGICAL , INTENT(in ), OPTIONAL :: ldstop ! stop if looking for non-existing variable (default = .TRUE.)
826	!
827	INTEGER :: iom_varid, iiv, i_nvd
828	LOGICAL :: ll_fnd
829	CHARACTER(LEN=100) :: clinfo ! info character
830	LOGICAL :: llstop ! local definition of ldstop
831	!!-----------------------------------------------------------------------
832	iom_varid = 0 ! default definition
833	! do we call ctl_stop if we look for non-existing variable?
834	IF( PRESENT(ldstop) ) THEN ; llstop = ldstop
835	ELSE ; llstop = .TRUE.
836	ENDIF
837	!
838	IF( kiomid > 0 ) THEN
839	clinfo = 'iom_varid, file: '//trim(iom_file(kiomid)%name)//', var: '//trim(cdvar)
840	IF( iom_file(kiomid)%nfid == 0 ) THEN
841	CALL ctl_stop( trim(clinfo), 'the file is not open' )
842	ELSE
843	ll_fnd = .FALSE.
844	iiv = 0
845	!
846	DO WHILE ( .NOT.ll_fnd .AND. iiv < iom_file(kiomid)%nvars )
847	iiv = iiv + 1
848	ll_fnd = ( TRIM(cdvar) == TRIM(iom_file(kiomid)%cn_var(iiv)) )
849	END DO
850	!
851	IF( .NOT.ll_fnd ) THEN
852	iiv = iiv + 1
853	IF( iiv <= jpmax_vars ) THEN
854	iom_varid = iom_nf90_varid( kiomid, cdvar, iiv, kdimsz, kndims, lduld )
855	ELSE
856	CALL ctl_stop( trim(clinfo), 'Too many variables in the file '//iom_file(kiomid)%name, &
857	& 'increase the parameter jpmax_vars')
858	ENDIF
859	IF( llstop .AND. iom_varid == -1 ) CALL ctl_stop( TRIM(clinfo)//' not found' )
860	ELSE
861	iom_varid = iiv
862	IF( PRESENT(kdimsz) ) THEN
863	i_nvd = iom_file(kiomid)%ndims(iiv)
864	IF( i_nvd <= size(kdimsz) ) THEN
865	kdimsz(1:i_nvd) = iom_file(kiomid)%dimsz(1:i_nvd,iiv)
866	ELSE
867	WRITE(ctmp1,*) i_nvd, size(kdimsz)
868	CALL ctl_stop( trim(clinfo), 'error in kdimsz size'//trim(ctmp1) )
869	ENDIF
870	ENDIF
871	IF( PRESENT(kndims) ) kndims = iom_file(kiomid)%ndims(iiv)
872	IF( PRESENT( lduld) ) lduld = iom_file(kiomid)%luld( iiv)
873	ENDIF
874	ENDIF
875	ENDIF
876	!
877	END FUNCTION iom_varid
878
879
880	!!----------------------------------------------------------------------
881	!! INTERFACE iom_get
882	!!----------------------------------------------------------------------
883	SUBROUTINE iom_g0d( kiomid, cdvar, pvar, ktime, ldxios )
884	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
885	CHARACTER(len=*), INTENT(in ) :: cdvar ! Name of the variable
886	REAL(wp) , INTENT( out) :: pvar ! read field
887	INTEGER , INTENT(in ), OPTIONAL :: ktime ! record number
888	LOGICAL , INTENT(in ), OPTIONAL :: ldxios ! use xios to read restart
889	!
890	INTEGER :: idvar ! variable id
891	INTEGER :: idmspc ! number of spatial dimensions
892	INTEGER , DIMENSION(1) :: itime ! record number
893	CHARACTER(LEN=100) :: clinfo ! info character
894	CHARACTER(LEN=100) :: clname ! file name
895	CHARACTER(LEN=1) :: cldmspc !
896	LOGICAL :: llxios
897	!
898	llxios = .FALSE.
899	IF( PRESENT(ldxios) ) llxios = ldxios
900
901	IF(.NOT.llxios) THEN ! read data using default library
902	itime = 1
903	IF( PRESENT(ktime) ) itime = ktime
904	!
905	clname = iom_file(kiomid)%name
906	clinfo = ' iom_g0d, file: '//trim(clname)//', var: '//trim(cdvar)
907	!
908	IF( kiomid > 0 ) THEN
909	idvar = iom_varid( kiomid, cdvar )
910	IF( iom_file(kiomid)%nfid > 0 .AND. idvar > 0 ) THEN
911	idmspc = iom_file ( kiomid )%ndims( idvar )
912	IF( iom_file(kiomid)%luld(idvar) ) idmspc = idmspc - 1
913	WRITE(cldmspc , fmt='(i1)') idmspc
914	IF( idmspc > 0 ) CALL ctl_stop( TRIM(clinfo), 'When reading to a 0D array, we do not accept data', &
915	& 'with 1 or more spatial dimensions: '//cldmspc//' were found.' , &
916	& 'Use ncwa -a to suppress the unnecessary dimensions' )
917	CALL iom_nf90_get( kiomid, idvar, pvar, itime )
918	ENDIF
919	ENDIF
920	ELSE
921	#if defined key_iomput
922	IF(lwp) WRITE(numout,*) 'XIOS RST READ (0D): ', trim(cdvar)
923	CALL iom_swap( TRIM(crxios_context) )
924	CALL xios_recv_field( trim(cdvar), pvar)
925	CALL iom_swap( TRIM(cxios_context) )
926	#else
927	WRITE(ctmp1,*) 'Can not use XIOS in iom_g0d, file: '//trim(clname)//', var:'//trim(cdvar)
928	CALL ctl_stop( 'iom_g0d', ctmp1 )
929	#endif
930	ENDIF
931	END SUBROUTINE iom_g0d
932
933	SUBROUTINE iom_g1d( kiomid, kdom, cdvar, pvar, ktime, kstart, kcount, ldxios )
934	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
935	INTEGER , INTENT(in ) :: kdom ! Type of domain to be read
936	CHARACTER(len=*), INTENT(in ) :: cdvar ! Name of the variable
937	REAL(wp) , INTENT( out), DIMENSION(:) :: pvar ! read field
938	INTEGER , INTENT(in ) , OPTIONAL :: ktime ! record number
939	INTEGER , INTENT(in ), DIMENSION(1), OPTIONAL :: kstart ! start axis position of the reading
940	INTEGER , INTENT(in ), DIMENSION(1), OPTIONAL :: kcount ! number of points in each axis
941	LOGICAL , INTENT(in ), OPTIONAL :: ldxios ! read data using XIOS
942	!
943	IF( kiomid > 0 ) THEN
944	IF( iom_file(kiomid)%nfid > 0 ) CALL iom_get_123d( kiomid, kdom , cdvar , pv_r1d=pvar, &
945	& ktime=ktime , &
946	& kstart=kstart, kcount=kcount , ldxios=ldxios )
947	ENDIF
948	END SUBROUTINE iom_g1d
949
950	SUBROUTINE iom_g2d( kiomid, kdom, cdvar, pvar, ktime, cd_type, psgn, kfill, kstart, kcount, ldxios)
951	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
952	INTEGER , INTENT(in ) :: kdom ! Type of domain to be read
953	CHARACTER(len=*), INTENT(in ) :: cdvar ! Name of the variable
954	REAL(wp) , INTENT( out), DIMENSION(:,:) :: pvar ! read field
955	INTEGER , INTENT(in ) , OPTIONAL :: ktime ! record number
956	CHARACTER(len=1), INTENT(in ) , OPTIONAL :: cd_type ! nature of grid-points (T, U, V, F, W)
957	REAL(wp) , INTENT(in ) , OPTIONAL :: psgn ! -1.(1.): (not) change sign across the north fold
958	INTEGER , INTENT(in ) , OPTIONAL :: kfill ! value of kfillmode in lbc_lbk
959	INTEGER , INTENT(in ), DIMENSION(2), OPTIONAL :: kstart ! start axis position of the reading
960	INTEGER , INTENT(in ), DIMENSION(2), OPTIONAL :: kcount ! number of points in each axis
961	LOGICAL , INTENT(in ), OPTIONAL :: ldxios ! read data using XIOS
962	!
963	IF( kiomid > 0 ) THEN
964	IF( iom_file(kiomid)%nfid > 0 ) CALL iom_get_123d( kiomid, kdom, cdvar , pv_r2d = pvar , ktime = ktime, &
965	& cd_type = cd_type, psgn = psgn , kfill = kfill, &
966	& kstart = kstart , kcount = kcount, ldxios=ldxios )
967	ENDIF
968	END SUBROUTINE iom_g2d
969
970	SUBROUTINE iom_g3d( kiomid, kdom, cdvar, pvar, ktime, cd_type, psgn, kfill, kstart, kcount, ldxios )
971	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
972	INTEGER , INTENT(in ) :: kdom ! Type of domain to be read
973	CHARACTER(len=*), INTENT(in ) :: cdvar ! Name of the variable
974	REAL(wp) , INTENT( out), DIMENSION(:,:,:) :: pvar ! read field
975	INTEGER , INTENT(in ) , OPTIONAL :: ktime ! record number
976	CHARACTER(len=1), INTENT(in ) , OPTIONAL :: cd_type ! nature of grid-points (T, U, V, F, W)
977	REAL(wp) , INTENT(in ) , OPTIONAL :: psgn ! -1.(1.) : (not) change sign across the north fold
978	INTEGER , INTENT(in ) , OPTIONAL :: kfill ! value of kfillmode in lbc_lbk
979	INTEGER , INTENT(in ), DIMENSION(3), OPTIONAL :: kstart ! start axis position of the reading
980	INTEGER , INTENT(in ), DIMENSION(3), OPTIONAL :: kcount ! number of points in each axis
981	LOGICAL , INTENT(in ), OPTIONAL :: ldxios ! read data using XIOS
982	!
983	IF( kiomid > 0 ) THEN
984	IF( iom_file(kiomid)%nfid > 0 ) CALL iom_get_123d( kiomid, kdom, cdvar , pv_r3d = pvar , ktime = ktime, &
985	& cd_type = cd_type, psgn = psgn , kfill = kfill, &
986	& kstart = kstart , kcount = kcount, ldxios=ldxios )
987	ENDIF
988	END SUBROUTINE iom_g3d
989	!!----------------------------------------------------------------------
990
991	SUBROUTINE iom_get_123d( kiomid , kdom, cdvar, pv_r1d, pv_r2d, pv_r3d, ktime , &
992	& cd_type, psgn, kfill, kstart, kcount, ldxios )
993	!!-----------------------------------------------------------------------
994	!! * ROUTINE iom_get_123d *
995	!!
996	!! ** Purpose : read a 1D/2D/3D variable
997	!!
998	!! ** Method : read ONE record at each CALL
999	!!-----------------------------------------------------------------------
1000	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
1001	INTEGER , INTENT(in ) :: kdom ! Type of domain to be read
1002	CHARACTER(len=*) , INTENT(in ) :: cdvar ! Name of the variable
1003	REAL(wp), DIMENSION(:) , INTENT( out), OPTIONAL :: pv_r1d ! read field (1D case)
1004	REAL(wp), DIMENSION(:,:) , INTENT( out), OPTIONAL :: pv_r2d ! read field (2D case)
1005	REAL(wp), DIMENSION(:,:,:) , INTENT( out), OPTIONAL :: pv_r3d ! read field (3D case)
1006	INTEGER , INTENT(in ), OPTIONAL :: ktime ! record number
1007	CHARACTER(len=1) , INTENT(in ), OPTIONAL :: cd_type ! nature of grid-points (T, U, V, F, W)
1008	REAL(wp) , INTENT(in ), OPTIONAL :: psgn ! -1.(1.) : (not) change sign across the north fold
1009	INTEGER , INTENT(in ), OPTIONAL :: kfill ! value of kfillmode in lbc_lbk
1010	INTEGER , DIMENSION(:) , INTENT(in ), OPTIONAL :: kstart ! start position of the reading in each axis
1011	INTEGER , DIMENSION(:) , INTENT(in ), OPTIONAL :: kcount ! number of points to be read in each axis
1012	LOGICAL , INTENT(in ), OPTIONAL :: ldxios ! use XIOS to read restart
1013	!
1014	LOGICAL :: llok ! true if ok!
1015	LOGICAL :: llxios ! local definition for XIOS read
1016	INTEGER :: jl ! loop on number of dimension
1017	INTEGER :: idom ! type of domain
1018	INTEGER :: idvar ! id of the variable
1019	INTEGER :: inbdim ! number of dimensions of the variable
1020	INTEGER :: idmspc ! number of spatial dimensions
1021	INTEGER :: itime ! record number
1022	INTEGER :: istop ! temporary value of nstop
1023	INTEGER :: ix1, ix2, iy1, iy2 ! subdomain indexes
1024	INTEGER :: ji, jj ! loop counters
1025	INTEGER :: irankpv !
1026	INTEGER :: ind1, ind2 ! substring index
1027	INTEGER, DIMENSION(jpmax_dims) :: istart ! starting point to read for each axis
1028	INTEGER, DIMENSION(jpmax_dims) :: icnt ! number of value to read along each axis
1029	INTEGER, DIMENSION(jpmax_dims) :: idimsz ! size of the dimensions of the variable
1030	INTEGER, DIMENSION(jpmax_dims) :: ishape ! size of the dimensions of the variable
1031	REAL(wp) :: zscf, zofs ! sacle_factor and add_offset
1032	REAL(wp) :: zsgn ! local value of psgn
1033	INTEGER :: itmp ! temporary integer
1034	CHARACTER(LEN=256) :: clinfo ! info character
1035	CHARACTER(LEN=256) :: clname ! file name
1036	CHARACTER(LEN=1) :: clrankpv, cldmspc !
1037	CHARACTER(LEN=1) :: cl_type ! local value of cd_type
1038	LOGICAL :: ll_only3rd ! T => if kstart, kcount present then only use values for 3rd spatial dimension.
1039	INTEGER :: inlev ! number of levels for 3D data
1040	REAL(wp) :: gma, gmi
1041	!---------------------------------------------------------------------
1042	!
1043	inlev = -1
1044	IF( PRESENT(pv_r3d) ) inlev = SIZE(pv_r3d, 3)
1045	!
1046	llxios = .FALSE.
1047	IF( PRESENT(ldxios) ) llxios = ldxios
1048	!
1049	idom = kdom
1050	istop = nstop
1051	!
1052	IF(.NOT.llxios) THEN
1053	clname = iom_file(kiomid)%name ! esier to read
1054	clinfo = ' iom_get_123d, file: '//trim(clname)//', var: '//trim(cdvar)
1055	! check kcount and kstart optionals parameters...
1056	IF( PRESENT(kcount) .AND. .NOT. PRESENT(kstart) ) CALL ctl_stop(trim(clinfo), 'kcount present needs kstart present')
1057	IF( PRESENT(kstart) .AND. .NOT. PRESENT(kcount) ) CALL ctl_stop(trim(clinfo), 'kstart present needs kcount present')
1058	IF( PRESENT(kstart) .AND. idom /= jpdom_unknown .AND. idom /= jpdom_auto_xy ) &
1059	& CALL ctl_stop(TRIM(clinfo), 'kstart present needs idom = jpdom_unknown or idom = jpdom_auto_xy')
1060	IF( idom == jpdom_auto_xy .AND. .NOT. PRESENT(kstart) ) &
1061	& CALL ctl_stop(TRIM(clinfo), 'idom = jpdom_auto_xy requires kstart to be present')
1062	!
1063	! Search for the variable in the data base (eventually actualize data)
1064	!
1065	idvar = iom_varid( kiomid, cdvar )
1066	IF( idvar > 0 ) THEN
1067	!
1068	idimsz(:) = iom_file(kiomid)%dimsz(:, idvar) ! to write iom_file(kiomid)%dimsz in a shorter way
1069	inbdim = iom_file(kiomid)%ndims(idvar) ! number of dimensions in the file
1070	idmspc = inbdim ! number of spatial dimensions in the file
1071	IF( iom_file(kiomid)%luld(idvar) ) idmspc = inbdim - 1
1072	IF( idmspc > 3 ) CALL ctl_stop(trim(clinfo), 'the file has more than 3 spatial dimensions this case is not coded...')
1073	!
1074	! Identify the domain in case of jpdom_auto definition
1075	IF( idom == jpdom_auto .OR. idom == jpdom_auto_xy ) THEN
1076	idom = jpdom_global ! default
1077	! else: if the file name finishes with _xxxx.nc with xxxx any number
1078	ind1 = INDEX( clname, '_', back = .TRUE. ) + 1
1079	ind2 = INDEX( clname, '.', back = .TRUE. ) - 1
1080	IF( ind2 > ind1 ) THEN ; IF( VERIFY( clname(ind1:ind2), '0123456789' ) == 0 ) idom = jpdom_local ; ENDIF
1081	ENDIF
1082	!
1083	! check the consistency between input array and data rank in the file
1084	!
1085	! initializations
1086	itime = 1
1087	IF( PRESENT(ktime) ) itime = ktime
1088	!
1089	irankpv = 1 * COUNT( (/PRESENT(pv_r1d)/) ) + 2 * COUNT( (/PRESENT(pv_r2d)/) ) + 3 * COUNT( (/PRESENT(pv_r3d)/) )
1090	WRITE(clrankpv, fmt='(i1)') irankpv
1091	WRITE(cldmspc , fmt='(i1)') idmspc
1092	!
1093	IF( idmspc < irankpv ) THEN ! it seems we want to read more than we can...
1094	IF( irankpv == 3 .AND. idmspc == 2 ) THEN ! 3D input array from 2D spatial data in the file:
1095	llok = inlev == 1 ! -> 3rd dimension must be equal to 1
1096	ELSEIF( irankpv == 3 .AND. idmspc == 1 ) THEN ! 3D input array from 1D spatial data in the file:
1097	llok = inlev == 1 .AND. SIZE(pv_r3d, 2) == 1 ! -> 2nd and 3rd dimensions must be equal to 1
1098	ELSEIF( irankpv == 2 .AND. idmspc == 2 ) THEN ! 2D input array from 1D spatial data in the file:
1099	llok = SIZE(pv_r2d, 2) == 1 ! -> 2nd dimension must be equal to 1
1100	ELSE
1101	llok = .FALSE.
1102	ENDIF
1103	IF( .NOT. llok ) CALL ctl_stop( TRIM(clinfo), 'The file has only '//cldmspc//' spatial dimension', &
1104	& '=> cannot read a true '//clrankpv//'D array from this file...' )
1105	ELSEIF( idmspc == irankpv ) THEN
1106	IF( PRESENT(pv_r1d) .AND. idom /= jpdom_unknown ) &
1107	& CALL ctl_stop( TRIM(clinfo), 'case not coded...You must use jpdom_unknown' )
1108	ELSEIF( idmspc > irankpv ) THEN ! it seems we want to read less than we should...
1109	IF( PRESENT(pv_r2d) .AND. itime == 1 .AND. idimsz(3) == 1 .AND. idmspc == 3 ) THEN
1110	CALL ctl_warn( trim(clinfo), '2D array input but 3 spatial dimensions in the file...' , &
1111	& 'As the size of the z dimension is 1 and as we try to read the first record, ', &
1112	& 'we accept this case, even if there is a possible mix-up between z and time dimension' )
1113	idmspc = idmspc - 1
1114	!!GS: possibility to read 3D ABL atmopsheric forcing and use 1st level to force BULK simulation
1115	!ELSE
1116	! CALL ctl_stop( TRIM(clinfo), 'To keep iom lisibility, when reading a '//clrankpv//'D array,', &
1117	! & 'we do not accept data with '//cldmspc//' spatial dimensions' , &
1118	! & 'Use ncwa -a to suppress the unnecessary dimensions' )
1119	ENDIF
1120	ENDIF
1121	!
1122	! definition of istart and icnt
1123	!
1124	icnt (:) = 1 ! default definition (simple way to deal with special cases listed above)
1125	istart(:) = 1 ! default definition (simple way to deal with special cases listed above)
1126	istart(idmspc+1) = itime ! temporal dimenstion
1127	!
1128	IF( idom == jpdom_unknown ) THEN
1129	IF( PRESENT(kstart) .AND. idom /= jpdom_auto_xy ) THEN
1130	istart(1:idmspc) = kstart(1:idmspc)
1131	icnt (1:idmspc) = kcount(1:idmspc)
1132	ELSE
1133	icnt (1:idmspc) = idimsz(1:idmspc)
1134	ENDIF
1135	ELSE ! not a 1D array as pv_r1d requires jpdom_unknown
1136	! we do not read the overlap and the extra-halos -> from Nis0 to Nie0 and from Njs0 to Nje0
1137	IF( idom == jpdom_global ) istart(1:2) = (/ mig0(Nis0), mjg0(Njs0) /)
1138	icnt(1:2) = (/ Ni_0, Nj_0 /)
1139	IF( PRESENT(pv_r3d) ) THEN
1140	IF( idom == jpdom_auto_xy ) THEN
1141	istart(3) = kstart(3)
1142	icnt (3) = kcount(3)
1143	ELSE
1144	icnt (3) = inlev
1145	ENDIF
1146	ENDIF
1147	ENDIF
1148	!
1149	! check that istart and icnt can be used with this file
1150	!-
1151	DO jl = 1, jpmax_dims
1152	itmp = istart(jl)+icnt(jl)-1
1153	IF( itmp > idimsz(jl) .AND. idimsz(jl) /= 0 ) THEN
1154	WRITE( ctmp1, FMT="('(istart(', i1, ') + icnt(', i1, ') - 1) = ', i5)" ) jl, jl, itmp
1155	WRITE( ctmp2, FMT="(' is larger than idimsz(', i1,') = ', i5)" ) jl, idimsz(jl)
1156	CALL ctl_stop( trim(clinfo), 'start and count too big regarding to the size of the data, ', ctmp1, ctmp2 )
1157	ENDIF
1158	END DO
1159	!
1160	! check that icnt matches the input array
1161	!-
1162	IF( idom == jpdom_unknown ) THEN
1163	IF( irankpv == 1 ) ishape(1:1) = SHAPE(pv_r1d)
1164	IF( irankpv == 2 ) ishape(1:2) = SHAPE(pv_r2d)
1165	IF( irankpv == 3 ) ishape(1:3) = SHAPE(pv_r3d)
1166	ctmp1 = 'd'
1167	ELSE
1168	IF( irankpv == 2 ) THEN
1169	ishape(1:2) = SHAPE(pv_r2d(Nis0:Nie0,Njs0:Nje0 )) ; ctmp1 = 'd(Nis0:Nie0,Njs0:Nje0)'
1170	ENDIF
1171	IF( irankpv == 3 ) THEN
1172	ishape(1:3) = SHAPE(pv_r3d(Nis0:Nie0,Njs0:Nje0,:)) ; ctmp1 = 'd(Nis0:Nie0,Njs0:Nje0,:)'
1173	ENDIF
1174	ENDIF
1175	DO jl = 1, irankpv
1176	WRITE( ctmp2, FMT="(', ', i1,'): ', i5,' /= icnt(', i1,'):', i5)" ) jl, ishape(jl), jl, icnt(jl)
1177	IF( ishape(jl) /= icnt(jl) ) CALL ctl_stop( TRIM(clinfo), 'size(pv_r'//clrankpv//TRIM(ctmp1)//TRIM(ctmp2) )
1178	END DO
1179
1180	ENDIF
1181
1182	! read the data
1183	!-
1184	IF( idvar > 0 .AND. istop == nstop ) THEN ! no additional errors until this point...
1185	!
1186	! find the right index of the array to be read
1187	IF( idom /= jpdom_unknown ) THEN ; ix1 = Nis0 ; ix2 = Nie0 ; iy1 = Njs0 ; iy2 = Nje0
1188	ELSE ; ix1 = 1 ; ix2 = icnt(1) ; iy1 = 1 ; iy2 = icnt(2)
1189	ENDIF
1190
1191	CALL iom_nf90_get( kiomid, idvar, inbdim, istart, icnt, ix1, ix2, iy1, iy2, pv_r1d, pv_r2d, pv_r3d )
1192
1193	IF( istop == nstop ) THEN ! no additional errors until this point...
1194	IF(lwp) WRITE(numout,"(10x,' read ',a,' (rec: ',i6,') in ',a,' ok')") TRIM(cdvar), itime, TRIM(iom_file(kiomid)%name)
1195
1196	cl_type = 'T'
1197	IF( PRESENT(cd_type) ) cl_type = cd_type
1198	zsgn = 1._wp
1199	IF( PRESENT(psgn ) ) zsgn = psgn
1200	!--- overlap areas and extra hallows (mpp)
1201	IF( PRESENT(pv_r2d) .AND. idom /= jpdom_unknown .AND. cl_type /= 'Z' ) THEN
1202	CALL lbc_lnk( 'iom', pv_r2d, cl_type, zsgn, kfillmode = kfill )
1203	ELSEIF( PRESENT(pv_r3d) .AND. idom /= jpdom_unknown .AND. cl_type /= 'Z' ) THEN
1204	CALL lbc_lnk( 'iom', pv_r3d, cl_type, zsgn, kfillmode = kfill )
1205	ENDIF
1206	!
1207	ELSE
1208	! return if istop == nstop is false
1209	RETURN
1210	ENDIF
1211	ELSE
1212	! return if statment idvar > 0 .AND. istop == nstop is false
1213	RETURN
1214	ENDIF
1215	!
1216	ELSE ! read using XIOS. Only if KEY_IOMPUT is defined
1217	#if defined key_iomput
1218	!would be good to be able to check which context is active and swap only if current is not restart
1219	CALL iom_swap( TRIM(crxios_context) )
1220	IF( PRESENT(pv_r3d) ) THEN
1221	IF(lwp) WRITE(numout,*) 'XIOS RST READ (3D): ',TRIM(cdvar)
1222	CALL xios_recv_field( trim(cdvar), pv_r3d)
1223	IF(idom /= jpdom_unknown ) CALL lbc_lnk( 'iom', pv_r3d,'Z', -999., kfillmode = jpfillnothing)
1224	ELSEIF( PRESENT(pv_r2d) ) THEN
1225	IF(lwp) WRITE(numout,*) 'XIOS RST READ (2D): ', TRIM(cdvar)
1226	CALL xios_recv_field( trim(cdvar), pv_r2d)
1227	IF(idom /= jpdom_unknown ) CALL lbc_lnk('iom', pv_r2d,'Z',-999., kfillmode = jpfillnothing)
1228	ELSEIF( PRESENT(pv_r1d) ) THEN
1229	IF(lwp) WRITE(numout,*) 'XIOS RST READ (1D): ', TRIM(cdvar)
1230	CALL xios_recv_field( trim(cdvar), pv_r1d)
1231	ENDIF
1232	CALL iom_swap( TRIM(cxios_context) )
1233	#else
1234	istop = istop + 1
1235	clinfo = 'Can not use XIOS in iom_get_123d, file: '//trim(clname)//', var:'//trim(cdvar)
1236	#endif
1237	ENDIF
1238	!some final adjustments
1239	! C1D case : always call lbc_lnk to replicate the central value over the whole 3X3 domain
1240	IF( lk_c1d .AND. PRESENT(pv_r2d) ) CALL lbc_lnk( 'iom', pv_r2d,'Z',1. )
1241	IF( lk_c1d .AND. PRESENT(pv_r3d) ) CALL lbc_lnk( 'iom', pv_r3d,'Z',1. )
1242
1243	!--- Apply scale_factor and offset
1244	zscf = iom_file(kiomid)%scf(idvar) ! scale factor
1245	zofs = iom_file(kiomid)%ofs(idvar) ! offset
1246	IF( PRESENT(pv_r1d) ) THEN
1247	IF( zscf /= 1. ) pv_r1d(:) = pv_r1d(:) * zscf
1248	IF( zofs /= 0. ) pv_r1d(:) = pv_r1d(:) + zofs
1249	ELSEIF( PRESENT(pv_r2d) ) THEN
1250	IF( zscf /= 1.) pv_r2d(:,:) = pv_r2d(:,:) * zscf
1251	IF( zofs /= 0.) pv_r2d(:,:) = pv_r2d(:,:) + zofs
1252	ELSEIF( PRESENT(pv_r3d) ) THEN
1253	IF( zscf /= 1.) pv_r3d(:,:,:) = pv_r3d(:,:,:) * zscf
1254	IF( zofs /= 0.) pv_r3d(:,:,:) = pv_r3d(:,:,:) + zofs
1255	ENDIF
1256	!
1257	END SUBROUTINE iom_get_123d
1258
1259	SUBROUTINE iom_get_var( cdname, z2d)
1260	CHARACTER(LEN=*), INTENT(in ) :: cdname
1261	REAL(wp), DIMENSION(jpi,jpj) :: z2d
1262	#if defined key_iomput
1263	IF( xios_field_is_active( cdname, at_current_timestep_arg = .TRUE. ) ) THEN
1264	z2d(:,:) = 0._wp
1265	CALL xios_recv_field( cdname, z2d)
1266	ENDIF
1267	#else
1268	IF( .FALSE. ) WRITE(numout,*) cdname, z2d ! useless test to avoid compilation warnings
1269	#endif
1270	END SUBROUTINE iom_get_var
1271
1272
1273	FUNCTION iom_getszuld ( kiomid )
1274	!!-----------------------------------------------------------------------
1275	!! * FUNCTION iom_getszuld *
1276	!!
1277	!! ** Purpose : get the size of the unlimited dimension in a file
1278	!! (return -1 if not found)
1279	!!-----------------------------------------------------------------------
1280	INTEGER, INTENT(in ) :: kiomid ! file Identifier
1281	!
1282	INTEGER :: iom_getszuld
1283	!!-----------------------------------------------------------------------
1284	iom_getszuld = -1
1285	IF( kiomid > 0 ) THEN
1286	IF( iom_file(kiomid)%iduld > 0 ) iom_getszuld = iom_file(kiomid)%lenuld
1287	ENDIF
1288	END FUNCTION iom_getszuld
1289
1290
1291	!!----------------------------------------------------------------------
1292	!! INTERFACE iom_chkatt
1293	!!----------------------------------------------------------------------
1294	SUBROUTINE iom_chkatt( kiomid, cdatt, llok, ksize, cdvar )
1295	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
1296	CHARACTER(len=*), INTENT(in ) :: cdatt ! Name of the attribute
1297	LOGICAL , INTENT( out) :: llok ! Error code
1298	INTEGER , INTENT( out), OPTIONAL :: ksize ! Size of the attribute array
1299	CHARACTER(len=*), INTENT(in ), OPTIONAL :: cdvar ! Name of the variable
1300	!
1301	IF( kiomid > 0 ) THEN
1302	IF( iom_file(kiomid)%nfid > 0 ) CALL iom_nf90_chkatt( kiomid, cdatt, llok, ksize=ksize, cdvar=cdvar )
1303	ENDIF
1304	!
1305	END SUBROUTINE iom_chkatt
1306
1307	!!----------------------------------------------------------------------
1308	!! INTERFACE iom_getatt
1309	!!----------------------------------------------------------------------
1310	SUBROUTINE iom_g0d_iatt( kiomid, cdatt, katt0d, cdvar )
1311	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
1312	CHARACTER(len=*) , INTENT(in ) :: cdatt ! Name of the attribute
1313	INTEGER , INTENT( out) :: katt0d ! read field
1314	CHARACTER(len=*) , INTENT(in ), OPTIONAL :: cdvar ! Name of the variable
1315	!
1316	IF( kiomid > 0 ) THEN
1317	IF( iom_file(kiomid)%nfid > 0 ) CALL iom_nf90_getatt( kiomid, cdatt, katt0d = katt0d, cdvar=cdvar )
1318	ENDIF
1319	END SUBROUTINE iom_g0d_iatt
1320
1321	SUBROUTINE iom_g1d_iatt( kiomid, cdatt, katt1d, cdvar )
1322	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
1323	CHARACTER(len=*) , INTENT(in ) :: cdatt ! Name of the attribute
1324	INTEGER, DIMENSION(:) , INTENT( out) :: katt1d ! read field
1325	CHARACTER(len=*) , INTENT(in ), OPTIONAL :: cdvar ! Name of the variable
1326	!
1327	IF( kiomid > 0 ) THEN
1328	IF( iom_file(kiomid)%nfid > 0 ) CALL iom_nf90_getatt( kiomid, cdatt, katt1d = katt1d, cdvar=cdvar )
1329	ENDIF
1330	END SUBROUTINE iom_g1d_iatt
1331
1332	SUBROUTINE iom_g0d_ratt( kiomid, cdatt, patt0d, cdvar )
1333	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
1334	CHARACTER(len=*) , INTENT(in ) :: cdatt ! Name of the attribute
1335	REAL(wp) , INTENT( out) :: patt0d ! read field
1336	CHARACTER(len=*) , INTENT(in ), OPTIONAL :: cdvar ! Name of the variable
1337	!
1338	IF( kiomid > 0 ) THEN
1339	IF( iom_file(kiomid)%nfid > 0 ) CALL iom_nf90_getatt( kiomid, cdatt, patt0d = patt0d, cdvar=cdvar )
1340	ENDIF
1341	END SUBROUTINE iom_g0d_ratt
1342
1343	SUBROUTINE iom_g1d_ratt( kiomid, cdatt, patt1d, cdvar )
1344	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
1345	CHARACTER(len=*) , INTENT(in ) :: cdatt ! Name of the attribute
1346	REAL(wp), DIMENSION(:), INTENT( out) :: patt1d ! read field
1347	CHARACTER(len=*) , INTENT(in ), OPTIONAL :: cdvar ! Name of the variable
1348	!
1349	IF( kiomid > 0 ) THEN
1350	IF( iom_file(kiomid)%nfid > 0 ) CALL iom_nf90_getatt( kiomid, cdatt, patt1d = patt1d, cdvar=cdvar )
1351	ENDIF
1352	END SUBROUTINE iom_g1d_ratt
1353
1354	SUBROUTINE iom_g0d_catt( kiomid, cdatt, cdatt0d, cdvar )
1355	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
1356	CHARACTER(len=*) , INTENT(in ) :: cdatt ! Name of the attribute
1357	CHARACTER(len=*) , INTENT( out) :: cdatt0d ! read field
1358	CHARACTER(len=*) , INTENT(in ), OPTIONAL :: cdvar ! Name of the variable
1359	!
1360	IF( kiomid > 0 ) THEN
1361	IF( iom_file(kiomid)%nfid > 0 ) CALL iom_nf90_getatt( kiomid, cdatt, cdatt0d = cdatt0d, cdvar=cdvar )
1362	ENDIF
1363	END SUBROUTINE iom_g0d_catt
1364
1365
1366	!!----------------------------------------------------------------------
1367	!! INTERFACE iom_putatt
1368	!!----------------------------------------------------------------------
1369	SUBROUTINE iom_p0d_iatt( kiomid, cdatt, katt0d, cdvar )
1370	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
1371	CHARACTER(len=*) , INTENT(in ) :: cdatt ! Name of the attribute
1372	INTEGER , INTENT(in ) :: katt0d ! written field
1373	CHARACTER(len=*) , INTENT(in ), OPTIONAL :: cdvar ! Name of the variable
1374	!
1375	IF( kiomid > 0 ) THEN
1376	IF( iom_file(kiomid)%nfid > 0 ) CALL iom_nf90_putatt( kiomid, cdatt, katt0d = katt0d, cdvar=cdvar )
1377	ENDIF
1378	END SUBROUTINE iom_p0d_iatt
1379
1380	SUBROUTINE iom_p1d_iatt( kiomid, cdatt, katt1d, cdvar )
1381	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
1382	CHARACTER(len=*) , INTENT(in ) :: cdatt ! Name of the attribute
1383	INTEGER, DIMENSION(:) , INTENT(in ) :: katt1d ! written field
1384	CHARACTER(len=*) , INTENT(in ), OPTIONAL :: cdvar ! Name of the variable
1385	!
1386	IF( kiomid > 0 ) THEN
1387	IF( iom_file(kiomid)%nfid > 0 ) CALL iom_nf90_putatt( kiomid, cdatt, katt1d = katt1d, cdvar=cdvar )
1388	ENDIF
1389	END SUBROUTINE iom_p1d_iatt
1390
1391	SUBROUTINE iom_p0d_ratt( kiomid, cdatt, patt0d, cdvar )
1392	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
1393	CHARACTER(len=*) , INTENT(in ) :: cdatt ! Name of the attribute
1394	REAL(wp) , INTENT(in ) :: patt0d ! written field
1395	CHARACTER(len=*) , INTENT(in ), OPTIONAL :: cdvar ! Name of the variable
1396	!
1397	IF( kiomid > 0 ) THEN
1398	IF( iom_file(kiomid)%nfid > 0 ) CALL iom_nf90_putatt( kiomid, cdatt, patt0d = patt0d, cdvar=cdvar )
1399	ENDIF
1400	END SUBROUTINE iom_p0d_ratt
1401
1402	SUBROUTINE iom_p1d_ratt( kiomid, cdatt, patt1d, cdvar )
1403	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
1404	CHARACTER(len=*) , INTENT(in ) :: cdatt ! Name of the attribute
1405	REAL(wp), DIMENSION(:), INTENT(in ) :: patt1d ! written field
1406	CHARACTER(len=*) , INTENT(in ), OPTIONAL :: cdvar ! Name of the variable
1407	!
1408	IF( kiomid > 0 ) THEN
1409	IF( iom_file(kiomid)%nfid > 0 ) CALL iom_nf90_putatt( kiomid, cdatt, patt1d = patt1d, cdvar=cdvar )
1410	ENDIF
1411	END SUBROUTINE iom_p1d_ratt
1412
1413	SUBROUTINE iom_p0d_catt( kiomid, cdatt, cdatt0d, cdvar )
1414	INTEGER , INTENT(in ) :: kiomid ! Identifier of the file
1415	CHARACTER(len=*) , INTENT(in ) :: cdatt ! Name of the attribute
1416	CHARACTER(len=*) , INTENT(in ) :: cdatt0d ! written field
1417	CHARACTER(len=*) , INTENT(in ), OPTIONAL :: cdvar ! Name of the variable
1418	!
1419	IF( kiomid > 0 ) THEN
1420	IF( iom_file(kiomid)%nfid > 0 ) CALL iom_nf90_putatt( kiomid, cdatt, cdatt0d = cdatt0d, cdvar=cdvar )
1421	ENDIF
1422	END SUBROUTINE iom_p0d_catt
1423
1424
1425	!!----------------------------------------------------------------------
1426	!! INTERFACE iom_rstput
1427	!!----------------------------------------------------------------------
1428	SUBROUTINE iom_rp0d( kt, kwrite, kiomid, cdvar, pvar, ktype, ldxios )
1429	INTEGER , INTENT(in) :: kt ! ocean time-step
1430	INTEGER , INTENT(in) :: kwrite ! writing time-step
1431	INTEGER , INTENT(in) :: kiomid ! Identifier of the file
1432	CHARACTER(len=*), INTENT(in) :: cdvar ! time axis name
1433	REAL(wp) , INTENT(in) :: pvar ! written field
1434	INTEGER , INTENT(in), OPTIONAL :: ktype ! variable external type
1435	LOGICAL, OPTIONAL :: ldxios ! xios write flag
1436	LOGICAL :: llx ! local xios write flag
1437	INTEGER :: ivid ! variable id
1438
1439	llx = .FALSE.
1440	IF(PRESENT(ldxios)) llx = ldxios
1441	IF( llx ) THEN
1442	#ifdef key_iomput
1443	IF( kt == kwrite ) THEN
1444	IF(lwp) write(numout,*) 'RESTART: write (XIOS 0D) ',trim(cdvar)
1445	CALL xios_send_field(trim(cdvar), pvar)
1446	ENDIF
1447	#endif
1448	ELSE
1449	IF( kiomid > 0 ) THEN
1450	IF( iom_file(kiomid)%nfid > 0 ) THEN
1451	ivid = iom_varid( kiomid, cdvar, ldstop = .FALSE. )
1452	CALL iom_nf90_rstput( kt, kwrite, kiomid, cdvar, ivid, ktype, pv_r0d = pvar )
1453	ENDIF
1454	ENDIF
1455	ENDIF
1456	END SUBROUTINE iom_rp0d
1457
1458	SUBROUTINE iom_rp1d( kt, kwrite, kiomid, cdvar, pvar, ktype, ldxios )
1459	INTEGER , INTENT(in) :: kt ! ocean time-step
1460	INTEGER , INTENT(in) :: kwrite ! writing time-step
1461	INTEGER , INTENT(in) :: kiomid ! Identifier of the file
1462	CHARACTER(len=*), INTENT(in) :: cdvar ! time axis name
1463	REAL(wp) , INTENT(in), DIMENSION( :) :: pvar ! written field
1464	INTEGER , INTENT(in), OPTIONAL :: ktype ! variable external type
1465	LOGICAL, OPTIONAL :: ldxios ! xios write flag
1466	LOGICAL :: llx ! local xios write flag
1467	INTEGER :: ivid ! variable id
1468
1469	llx = .FALSE.
1470	IF(PRESENT(ldxios)) llx = ldxios
1471	IF( llx ) THEN
1472	#ifdef key_iomput
1473	IF( kt == kwrite ) THEN
1474	IF(lwp) write(numout,*) 'RESTART: write (XIOS 1D) ',trim(cdvar)
1475	CALL xios_send_field(trim(cdvar), pvar)
1476	ENDIF
1477	#endif
1478	ELSE
1479	IF( kiomid > 0 ) THEN
1480	IF( iom_file(kiomid)%nfid > 0 ) THEN
1481	ivid = iom_varid( kiomid, cdvar, ldstop = .FALSE. )
1482	CALL iom_nf90_rstput( kt, kwrite, kiomid, cdvar, ivid, ktype, pv_r1d = pvar )
1483	ENDIF
1484	ENDIF
1485	ENDIF
1486	END SUBROUTINE iom_rp1d
1487
1488	SUBROUTINE iom_rp2d( kt, kwrite, kiomid, cdvar, pvar, ktype, ldxios )
1489	INTEGER , INTENT(in) :: kt ! ocean time-step
1490	INTEGER , INTENT(in) :: kwrite ! writing time-step
1491	INTEGER , INTENT(in) :: kiomid ! Identifier of the file
1492	CHARACTER(len=*), INTENT(in) :: cdvar ! time axis name
1493	REAL(wp) , INTENT(in), DIMENSION(:, : ) :: pvar ! written field
1494	INTEGER , INTENT(in), OPTIONAL :: ktype ! variable external type
1495	LOGICAL, OPTIONAL :: ldxios ! xios write flag
1496	LOGICAL :: llx
1497	INTEGER :: ivid ! variable id
1498
1499	llx = .FALSE.
1500	IF(PRESENT(ldxios)) llx = ldxios
1501	IF( llx ) THEN
1502	#ifdef key_iomput
1503	IF( kt == kwrite ) THEN
1504	IF(lwp) write(numout,*) 'RESTART: write (XIOS 2D) ',trim(cdvar)
1505	CALL xios_send_field(trim(cdvar), pvar)
1506	ENDIF
1507	#endif
1508	ELSE
1509	IF( kiomid > 0 ) THEN
1510	IF( iom_file(kiomid)%nfid > 0 ) THEN
1511	ivid = iom_varid( kiomid, cdvar, ldstop = .FALSE. )
1512	CALL iom_nf90_rstput( kt, kwrite, kiomid, cdvar, ivid, ktype, pv_r2d = pvar )
1513	ENDIF
1514	ENDIF
1515	ENDIF
1516	END SUBROUTINE iom_rp2d
1517
1518	SUBROUTINE iom_rp3d( kt, kwrite, kiomid, cdvar, pvar, ktype, ldxios )
1519	INTEGER , INTENT(in) :: kt ! ocean time-step
1520	INTEGER , INTENT(in) :: kwrite ! writing time-step
1521	INTEGER , INTENT(in) :: kiomid ! Identifier of the file
1522	CHARACTER(len=*), INTENT(in) :: cdvar ! time axis name
1523	REAL(wp) , INTENT(in), DIMENSION(:,:,:) :: pvar ! written field
1524	INTEGER , INTENT(in), OPTIONAL :: ktype ! variable external type
1525	LOGICAL, OPTIONAL :: ldxios ! xios write flag
1526	LOGICAL :: llx ! local xios write flag
1527	INTEGER :: ivid ! variable id
1528
1529	llx = .FALSE.
1530	IF(PRESENT(ldxios)) llx = ldxios
1531	IF( llx ) THEN
1532	#ifdef key_iomput
1533	IF( kt == kwrite ) THEN
1534	IF(lwp) write(numout,*) 'RESTART: write (XIOS 3D) ',trim(cdvar)
1535	CALL xios_send_field(trim(cdvar), pvar)
1536	ENDIF
1537	#endif
1538	ELSE
1539	IF( kiomid > 0 ) THEN
1540	IF( iom_file(kiomid)%nfid > 0 ) THEN
1541	ivid = iom_varid( kiomid, cdvar, ldstop = .FALSE. )
1542	CALL iom_nf90_rstput( kt, kwrite, kiomid, cdvar, ivid, ktype, pv_r3d = pvar )
1543	ENDIF
1544	ENDIF
1545	ENDIF
1546	END SUBROUTINE iom_rp3d
1547
1548
1549	SUBROUTINE iom_delay_rst( cdaction, cdcpnt, kncid )
1550	!!---------------------------------------------------------------------
1551	!! Routine iom_delay_rst: used read/write restart related to mpp_delay
1552	!!
1553	!!---------------------------------------------------------------------
1554	CHARACTER(len=*), INTENT(in ) :: cdaction !
1555	CHARACTER(len=*), INTENT(in ) :: cdcpnt
1556	INTEGER , INTENT(in ) :: kncid
1557	!
1558	INTEGER :: ji
1559	INTEGER :: indim
1560	LOGICAL :: llattexist
1561	REAL(wp), ALLOCATABLE, DIMENSION(:) :: zreal1d
1562	!!---------------------------------------------------------------------
1563	!
1564	! ===================================
1565	IF( TRIM(cdaction) == 'READ' ) THEN ! read restart related to mpp_delay !
1566	! ===================================
1567	DO ji = 1, nbdelay
1568	IF ( c_delaycpnt(ji) == cdcpnt ) THEN
1569	CALL iom_chkatt( kncid, 'DELAY_'//c_delaylist(ji), llattexist, indim )
1570	IF( llattexist ) THEN
1571	ALLOCATE( todelay(ji)%z1d(indim) )
1572	CALL iom_getatt( kncid, 'DELAY_'//c_delaylist(ji), todelay(ji)%z1d(:) )
1573	ndelayid(ji) = 0 ! set to 0 to specify that the value was read in the restart
1574	ENDIF
1575	ENDIF
1576	END DO
1577	! ====================================
1578	ELSE ! write restart related to mpp_delay !
1579	! ====================================
1580	DO ji = 1, nbdelay ! save only ocean delayed global communication variables
1581	IF ( c_delaycpnt(ji) == cdcpnt ) THEN
1582	IF( ASSOCIATED(todelay(ji)%z1d) ) THEN
1583	CALL mpp_delay_rcv(ji) ! make sure %z1d is received
1584	CALL iom_putatt( kncid, 'DELAY_'//c_delaylist(ji), todelay(ji)%z1d(:) )
1585	ENDIF
1586	ENDIF
1587	END DO
1588	!
1589	ENDIF
1590
1591	END SUBROUTINE iom_delay_rst
1592
1593
1594
1595	!!----------------------------------------------------------------------
1596	!! INTERFACE iom_put
1597	!!----------------------------------------------------------------------
1598	SUBROUTINE iom_p0d( cdname, pfield0d )
1599	CHARACTER(LEN=*), INTENT(in) :: cdname
1600	REAL(wp) , INTENT(in) :: pfield0d
1601	!! REAL(wp) , DIMENSION(jpi,jpj) :: zz ! masson
1602	#if defined key_iomput
1603	!!clem zz(:,:)=pfield0d
1604	!!clem CALL xios_send_field(cdname, zz)
1605	CALL xios_send_field(cdname, (/pfield0d/))
1606	#else
1607	IF( .FALSE. ) WRITE(numout,*) cdname, pfield0d ! useless test to avoid compilation warnings
1608	#endif
1609	END SUBROUTINE iom_p0d
1610
1611	SUBROUTINE iom_p1d( cdname, pfield1d )
1612	CHARACTER(LEN=*) , INTENT(in) :: cdname
1613	REAL(wp), DIMENSION(:), INTENT(in) :: pfield1d
1614	#if defined key_iomput
1615	CALL xios_send_field( cdname, RESHAPE( (/pfield1d/), (/1,1,SIZE(pfield1d)/) ) )
1616	#else
1617	IF( .FALSE. ) WRITE(numout,*) cdname, pfield1d ! useless test to avoid compilation warnings
1618	#endif
1619	END SUBROUTINE iom_p1d
1620
1621	SUBROUTINE iom_p2d( cdname, pfield2d )
1622	CHARACTER(LEN=*) , INTENT(in) :: cdname
1623	REAL(wp), DIMENSION(:,:), INTENT(in) :: pfield2d
1624	IF( iom_use(cdname) ) THEN
1625	#if defined key_iomput
1626	IF( SIZE(pfield2d, dim=1) == jpi .AND. SIZE(pfield2d, dim=2) == jpj ) THEN
1627	CALL xios_send_field( cdname, pfield2d(Nis0:Nie0, Njs0:Nje0) ) ! this extraction will create a copy of pfield2d
1628	ELSE
1629	CALL xios_send_field( cdname, pfield2d )
1630	ENDIF
1631	#else
1632	WRITE(numout,*) pfield2d ! iom_use(cdname) = .F. -> useless test to avoid compilation warnings
1633	#endif
1634	ENDIF
1635	END SUBROUTINE iom_p2d
1636
1637	SUBROUTINE iom_p3d( cdname, pfield3d )
1638	CHARACTER(LEN=*) , INTENT(in) :: cdname
1639	REAL(wp), DIMENSION(:,:,:), INTENT(in) :: pfield3d
1640	IF( iom_use(cdname) ) THEN
1641	#if defined key_iomput
1642	IF( SIZE(pfield3d, dim=1) == jpi .AND. SIZE(pfield3d, dim=2) == jpj ) THEN
1643	CALL xios_send_field( cdname, pfield3d(Nis0:Nie0, Njs0:Nje0,:) ) ! this extraction will create a copy of pfield3d
1644	ELSE
1645	CALL xios_send_field( cdname, pfield3d )
1646	ENDIF
1647	#else
1648	WRITE(numout,*) pfield3d ! iom_use(cdname) = .F. -> useless test to avoid compilation warnings
1649	#endif
1650	ENDIF
1651	END SUBROUTINE iom_p3d
1652
1653	SUBROUTINE iom_p4d( cdname, pfield4d )
1654	CHARACTER(LEN=*) , INTENT(in) :: cdname
1655	REAL(wp), DIMENSION(:,:,:,:), INTENT(in) :: pfield4d
1656	IF( iom_use(cdname) ) THEN
1657	#if defined key_iomput
1658	IF( SIZE(pfield4d, dim=1) == jpi .AND. SIZE(pfield4d, dim=2) == jpj ) THEN
1659	CALL xios_send_field( cdname, pfield4d(Nis0:Nie0, Njs0:Nje0,:,:) ) ! this extraction will create a copy of pfield4d
1660	ELSE
1661	CALL xios_send_field (cdname, pfield4d )
1662	ENDIF
1663	#else
1664	WRITE(numout,*) pfield4d ! iom_use(cdname) = .F. -> useless test to avoid compilation warnings
1665	#endif
1666	ENDIF
1667	END SUBROUTINE iom_p4d
1668
1669
1670	#if defined key_iomput
1671	!!----------------------------------------------------------------------
1672	!! 'key_iomput' XIOS interface
1673	!!----------------------------------------------------------------------
1674
1675	SUBROUTINE iom_set_domain_attr( cdid, ni_glo, nj_glo, ibegin, jbegin, ni, nj, &
1676	& data_dim, data_ibegin, data_ni, data_jbegin, data_nj, lonvalue, latvalue, mask, &
1677	& nvertex, bounds_lon, bounds_lat, area )
1678	!!----------------------------------------------------------------------
1679	!!----------------------------------------------------------------------
1680	CHARACTER(LEN=*) , INTENT(in) :: cdid
1681	INTEGER , OPTIONAL, INTENT(in) :: ni_glo, nj_glo, ibegin, jbegin, ni, nj
1682	INTEGER , OPTIONAL, INTENT(in) :: data_dim, data_ibegin, data_ni, data_jbegin, data_nj
1683	INTEGER , OPTIONAL, INTENT(in) :: nvertex
1684	REAL(wp), DIMENSION(:) , OPTIONAL, INTENT(in) :: lonvalue, latvalue
1685	REAL(wp), DIMENSION(:,:), OPTIONAL, INTENT(in) :: bounds_lon, bounds_lat, area
1686	LOGICAL , DIMENSION(:) , OPTIONAL, INTENT(in) :: mask
1687	!!----------------------------------------------------------------------
1688	!
1689	IF( xios_is_valid_domain (cdid) ) THEN
1690	CALL xios_set_domain_attr ( cdid, ni_glo=ni_glo, nj_glo=nj_glo, ibegin=ibegin, jbegin=jbegin, ni=ni, nj=nj, &
1691	& data_dim=data_dim, data_ibegin=data_ibegin, data_ni=data_ni, data_jbegin=data_jbegin, data_nj=data_nj , &
1692	& lonvalue_1D=lonvalue, latvalue_1D=latvalue, mask_1D=mask, nvertex=nvertex, bounds_lon_1D=bounds_lon, &
1693	& bounds_lat_1D=bounds_lat, area=area, type='curvilinear')
1694	ENDIF
1695	IF( xios_is_valid_domaingroup(cdid) ) THEN
1696	CALL xios_set_domaingroup_attr( cdid, ni_glo=ni_glo, nj_glo=nj_glo, ibegin=ibegin, jbegin=jbegin, ni=ni, nj=nj, &
1697	& data_dim=data_dim, data_ibegin=data_ibegin, data_ni=data_ni, data_jbegin=data_jbegin, data_nj=data_nj , &
1698	& lonvalue_1D=lonvalue, latvalue_1D=latvalue, mask_1D=mask, nvertex=nvertex, bounds_lon_1D=bounds_lon, &
1699	& bounds_lat_1D=bounds_lat, area=area, type='curvilinear' )
1700	ENDIF
1701	!
1702	CALL xios_solve_inheritance()
1703	!
1704	END SUBROUTINE iom_set_domain_attr
1705
1706
1707	SUBROUTINE iom_set_zoom_domain_attr( cdid, ibegin, jbegin, ni, nj )
1708	!!----------------------------------------------------------------------
1709	!!----------------------------------------------------------------------
1710	CHARACTER(LEN=*), INTENT(in) :: cdid
1711	INTEGER , INTENT(in) :: ibegin, jbegin, ni, nj
1712	!
1713	TYPE(xios_gridgroup) :: gridgroup_hdl
1714	TYPE(xios_grid) :: grid_hdl
1715	TYPE(xios_domain) :: domain_hdl
1716	TYPE(xios_axis) :: axis_hdl
1717	CHARACTER(LEN=64) :: cldomrefid ! domain_ref name
1718	CHARACTER(len=1) :: cl1 ! last character of this name
1719	!!----------------------------------------------------------------------
1720	!
1721	IF( xios_is_valid_zoom_domain(cdid) ) THEN
1722	! define the zoom_domain attributs
1723	CALL xios_set_zoom_domain_attr( cdid, ibegin=ibegin, jbegin=jbegin, ni=ni, nj=nj )
1724	! define a new 2D grid with this new domain
1725	CALL xios_get_handle("grid_definition", gridgroup_hdl )
1726	CALL xios_add_child(gridgroup_hdl, grid_hdl, TRIM(cdid)//'_2D' ) ! add a new 2D grid to grid_definition
1727	CALL xios_add_child(grid_hdl, domain_hdl, TRIM(cdid) ) ! add its domain
1728	! define a new 3D grid with this new domain
1729	CALL xios_add_child(gridgroup_hdl, grid_hdl, TRIM(cdid)//'_3D' ) ! add a new 3D grid to grid_definition
1730	CALL xios_add_child(grid_hdl, domain_hdl, TRIM(cdid) ) ! add its domain
1731	! vertical axis
1732	cl1 = cdid(LEN_TRIM(cdid):) ! last letter of cdid
1733	cl1 = CHAR(ICHAR(cl1)+32) ! from upper to lower case
1734	CALL xios_add_child(grid_hdl, axis_hdl, 'depth'//cl1) ! add its axis
1735	ENDIF
1736	!
1737	END SUBROUTINE iom_set_zoom_domain_attr
1738
1739
1740	SUBROUTINE iom_set_axis_attr( cdid, paxis, bounds )
1741	!!----------------------------------------------------------------------
1742	!!----------------------------------------------------------------------
1743	CHARACTER(LEN=*) , INTENT(in) :: cdid
1744	REAL(wp), DIMENSION(:) , OPTIONAL, INTENT(in) :: paxis
1745	REAL(wp), DIMENSION(:,:), OPTIONAL, INTENT(in) :: bounds
1746	!!----------------------------------------------------------------------
1747	IF( PRESENT(paxis) ) THEN
1748	IF( xios_is_valid_axis (cdid) ) CALL xios_set_axis_attr ( cdid, n_glo=SIZE(paxis), value=paxis )
1749	IF( xios_is_valid_axisgroup(cdid) ) CALL xios_set_axisgroup_attr( cdid, n_glo=SIZE(paxis), value=paxis )
1750	ENDIF
1751	IF( xios_is_valid_axis (cdid) ) CALL xios_set_axis_attr ( cdid, bounds=bounds )
1752	IF( xios_is_valid_axisgroup(cdid) ) CALL xios_set_axisgroup_attr( cdid, bounds=bounds )
1753	CALL xios_solve_inheritance()
1754	END SUBROUTINE iom_set_axis_attr
1755
1756
1757	SUBROUTINE iom_set_field_attr( cdid, freq_op, freq_offset )
1758	!!----------------------------------------------------------------------
1759	!!----------------------------------------------------------------------
1760	CHARACTER(LEN=*) , INTENT(in) :: cdid
1761	TYPE(xios_duration), OPTIONAL, INTENT(in) :: freq_op
1762	TYPE(xios_duration), OPTIONAL, INTENT(in) :: freq_offset
1763	!!----------------------------------------------------------------------
1764	IF( xios_is_valid_field (cdid) ) CALL xios_set_field_attr ( cdid, freq_op=freq_op, freq_offset=freq_offset )
1765	IF( xios_is_valid_fieldgroup(cdid) ) CALL xios_set_fieldgroup_attr( cdid, freq_op=freq_op, freq_offset=freq_offset )
1766	CALL xios_solve_inheritance()
1767	END SUBROUTINE iom_set_field_attr
1768
1769
1770	SUBROUTINE iom_set_file_attr( cdid, name, name_suffix )
1771	!!----------------------------------------------------------------------
1772	!!----------------------------------------------------------------------
1773	CHARACTER(LEN=*) , INTENT(in) :: cdid
1774	CHARACTER(LEN=*),OPTIONAL , INTENT(in) :: name, name_suffix
1775	!!----------------------------------------------------------------------
1776	IF( xios_is_valid_file (cdid) ) CALL xios_set_file_attr ( cdid, name=name, name_suffix=name_suffix )
1777	IF( xios_is_valid_filegroup(cdid) ) CALL xios_set_filegroup_attr( cdid, name=name, name_suffix=name_suffix )
1778	CALL xios_solve_inheritance()
1779	END SUBROUTINE iom_set_file_attr
1780
1781
1782	SUBROUTINE iom_get_file_attr( cdid, name, name_suffix, output_freq )
1783	!!----------------------------------------------------------------------
1784	!!----------------------------------------------------------------------
1785	CHARACTER(LEN=*) , INTENT(in ) :: cdid
1786	CHARACTER(LEN=*),OPTIONAL , INTENT(out) :: name, name_suffix
1787	TYPE(xios_duration), OPTIONAL , INTENT(out) :: output_freq
1788	LOGICAL :: llexist1,llexist2,llexist3
1789	!---------------------------------------------------------------------
1790	IF( PRESENT( name ) ) name = '' ! default values
1791	IF( PRESENT( name_suffix ) ) name_suffix = ''
1792	IF( PRESENT( output_freq ) ) output_freq = xios_duration(0,0,0,0,0,0)
1793	IF( xios_is_valid_file (cdid) ) THEN
1794	CALL xios_solve_inheritance()
1795	CALL xios_is_defined_file_attr ( cdid, name = llexist1, name_suffix = llexist2, output_freq = llexist3)
1796	IF(llexist1) CALL xios_get_file_attr ( cdid, name = name )
1797	IF(llexist2) CALL xios_get_file_attr ( cdid, name_suffix = name_suffix )
1798	IF(llexist3) CALL xios_get_file_attr ( cdid, output_freq = output_freq )
1799	ENDIF
1800	IF( xios_is_valid_filegroup(cdid) ) THEN
1801	CALL xios_solve_inheritance()
1802	CALL xios_is_defined_filegroup_attr( cdid, name = llexist1, name_suffix = llexist2, output_freq = llexist3)
1803	IF(llexist1) CALL xios_get_filegroup_attr( cdid, name = name )
1804	IF(llexist2) CALL xios_get_filegroup_attr( cdid, name_suffix = name_suffix )
1805	IF(llexist3) CALL xios_get_filegroup_attr( cdid, output_freq = output_freq )
1806	ENDIF
1807	END SUBROUTINE iom_get_file_attr
1808
1809
1810	SUBROUTINE iom_set_grid_attr( cdid, mask )
1811	!!----------------------------------------------------------------------
1812	!!----------------------------------------------------------------------
1813	CHARACTER(LEN=*) , INTENT(in) :: cdid
1814	LOGICAL, DIMENSION(:,:,:), OPTIONAL, INTENT(in) :: mask
1815	!!----------------------------------------------------------------------
1816	IF( xios_is_valid_grid (cdid) ) CALL xios_set_grid_attr ( cdid, mask_3D=mask )
1817	IF( xios_is_valid_gridgroup(cdid) ) CALL xios_set_gridgroup_attr( cdid, mask_3D=mask )
1818	CALL xios_solve_inheritance()
1819	END SUBROUTINE iom_set_grid_attr
1820
1821	SUBROUTINE iom_setkt( kt, cdname )
1822	!!----------------------------------------------------------------------
1823	!!----------------------------------------------------------------------
1824	INTEGER , INTENT(in) :: kt
1825	CHARACTER(LEN=*), INTENT(in) :: cdname
1826	!!----------------------------------------------------------------------
1827	CALL iom_swap( cdname ) ! swap to cdname context
1828	CALL xios_update_calendar(kt)
1829	IF( cdname /= TRIM(cxios_context) ) CALL iom_swap( TRIM(cxios_context) ) ! return back to nemo context
1830	END SUBROUTINE iom_setkt
1831
1832	SUBROUTINE iom_context_finalize( cdname )
1833	!!----------------------------------------------------------------------
1834	!!----------------------------------------------------------------------
1835	CHARACTER(LEN=*), INTENT(in) :: cdname
1836	CHARACTER(LEN=120) :: clname
1837	!!----------------------------------------------------------------------
1838	clname = cdname
1839	IF( TRIM(Agrif_CFixed()) .NE. '0' ) clname = TRIM(Agrif_CFixed())//"_"//clname
1840	IF( xios_is_valid_context(clname) ) THEN
1841	CALL iom_swap( cdname ) ! swap to cdname context
1842	CALL xios_context_finalize() ! finalize the context
1843	IF( cdname /= TRIM(cxios_context) ) CALL iom_swap( TRIM(cxios_context) ) ! return back to nemo context
1844	ENDIF
1845	!
1846	END SUBROUTINE iom_context_finalize
1847
1848
1849	SUBROUTINE set_grid( cdgrd, plon, plat, ldxios, ldrxios )
1850	!!----------------------------------------------------------------------
1851	!! * ROUTINE set_grid *
1852	!!
1853	!! ** Purpose : define horizontal grids
1854	!!----------------------------------------------------------------------
1855	CHARACTER(LEN=1) , INTENT(in) :: cdgrd
1856	REAL(wp), DIMENSION(jpi,jpj), INTENT(in) :: plon
1857	REAL(wp), DIMENSION(jpi,jpj), INTENT(in) :: plat
1858	!
1859	REAL(wp), DIMENSION(jpi,jpj,jpk) :: zmask
1860	LOGICAL, INTENT(IN) :: ldxios, ldrxios
1861	!!----------------------------------------------------------------------
1862	!
1863	CALL iom_set_domain_attr("grid_"//cdgrd, ni_glo=Ni0glo,nj_glo=Nj0glo,ibegin=mig0(Nis0)-1,jbegin=mjg0(Njs0)-1,ni=Ni_0,nj=Nj_0)
1864	CALL iom_set_domain_attr("grid_"//cdgrd, data_dim=2, data_ibegin = 0, data_ni = Ni_0, data_jbegin = 0, data_nj = Nj_0)
1865	!don't define lon and lat for restart reading context.
1866	IF ( .NOT.ldrxios ) &
1867	CALL iom_set_domain_attr("grid_"//cdgrd, lonvalue = RESHAPE(plon(Nis0:Nie0, Njs0:Nje0),(/ Ni_0*Nj_0 /)), &
1868	& latvalue = RESHAPE(plat(Nis0:Nie0, Njs0:Nje0),(/ Ni_0*Nj_0 /)))
1869	!
1870	IF ( ln_mskland .AND. (.NOT.ldxios) ) THEN
1871	! mask land points, keep values on coast line -> specific mask for U, V and W points
1872	SELECT CASE ( cdgrd )
1873	CASE('T') ; zmask(:,:,:) = tmask(:,:,:)
1874	CASE('U') ; zmask(2:jpim1,:,:) = tmask(2:jpim1,:,:) + tmask(3:jpi,:,:)
1875	CASE('V') ; zmask(:,2:jpjm1,:) = tmask(:,2:jpjm1,:) + tmask(:,3:jpj,:)
1876	CASE('W') ; zmask(:,:,2:jpk ) = tmask(:,:,1:jpkm1) + tmask(:,:,2:jpk) ; zmask(:,:,1) = tmask(:,:,1)
1877	END SELECT
1878	!
1879	CALL iom_set_domain_attr( "grid_"//cdgrd , mask = RESHAPE(zmask(Nis0:Nie0,Njs0:Nje0,1),(/Ni_0*Nj_0 /)) /= 0. )
1880	CALL iom_set_grid_attr ( "grid_"//cdgrd//"_3D", mask = RESHAPE(zmask(Nis0:Nie0,Njs0:Nje0,:),(/Ni_0,Nj_0,jpk/)) /= 0. )
1881	ENDIF
1882	!
1883	END SUBROUTINE set_grid
1884
1885
1886	SUBROUTINE set_grid_bounds( cdgrd, plon_cnr, plat_cnr, plon_pnt, plat_pnt )
1887	!!----------------------------------------------------------------------
1888	!! * ROUTINE set_grid_bounds *
1889	!!
1890	!! ** Purpose : define horizontal grid corners
1891	!!
1892	!!----------------------------------------------------------------------
1893	CHARACTER(LEN=1) , INTENT(in) :: cdgrd
1894	REAL(wp), DIMENSION(jpi,jpj) , INTENT(in) :: plon_cnr, plat_cnr ! Lat/lon coord. of a contiguous vertex of cell (i,j)
1895	REAL(wp), DIMENSION(jpi,jpj), OPTIONAL, INTENT(in) :: plon_pnt, plat_pnt ! Lat/lon coord. of the point of cell (i,j)
1896	!
1897	INTEGER :: ji, jj, jn
1898	INTEGER :: icnr, jcnr ! Offset such that the vertex coordinate (i+icnr,j+jcnr)
1899	! ! represents the bottom-left corner of cell (i,j)
1900	REAL(wp), ALLOCATABLE, DIMENSION(:,:,:,:) :: z_bnds ! Lat/lon coordinates of the vertices of cell (i,j)
1901	REAL(wp), ALLOCATABLE, DIMENSION(:,:) :: z_fld ! Working array to determine where to rotate cells
1902	REAL(wp), ALLOCATABLE, DIMENSION(:,:) :: z_rot ! Lat/lon working array for rotation of cells
1903	!!----------------------------------------------------------------------
1904	!
1905	ALLOCATE( z_bnds(4,jpi,jpj,2), z_fld(jpi,jpj), z_rot(4,2) )
1906	!
1907	! Offset of coordinate representing bottom-left corner
1908	SELECT CASE ( TRIM(cdgrd) )
1909	CASE ('T', 'W') ; icnr = -1 ; jcnr = -1
1910	CASE ('U') ; icnr = 0 ; jcnr = -1
1911	CASE ('V') ; icnr = -1 ; jcnr = 0
1912	END SELECT
1913	!
1914	z_fld(:,:) = 1._wp
1915	CALL lbc_lnk( 'iom', z_fld, cdgrd, -1. ) ! Working array for location of northfold
1916	!
1917	! Cell vertices that can be defined
1918	DO_2D_00_00
1919	z_bnds(1,ji,jj,1) = plat_cnr(ji+icnr, jj+jcnr ) ! Bottom-left
1920	z_bnds(2,ji,jj,1) = plat_cnr(ji+icnr+1,jj+jcnr ) ! Bottom-right
1921	z_bnds(3,ji,jj,1) = plat_cnr(ji+icnr+1,jj+jcnr+1) ! Top-right
1922	z_bnds(4,ji,jj,1) = plat_cnr(ji+icnr, jj+jcnr+1) ! Top-left
1923	z_bnds(1,ji,jj,2) = plon_cnr(ji+icnr, jj+jcnr ) ! Bottom-left
1924	z_bnds(2,ji,jj,2) = plon_cnr(ji+icnr+1,jj+jcnr ) ! Bottom-right
1925	z_bnds(3,ji,jj,2) = plon_cnr(ji+icnr+1,jj+jcnr+1) ! Top-right
1926	z_bnds(4,ji,jj,2) = plon_cnr(ji+icnr, jj+jcnr+1) ! Top-left
1927	END_2D
1928	!
1929	DO_2D_00_00
1930	IF( z_fld(ji,jj) == -1. ) THEN
1931	z_rot(1,:) = z_bnds(3,ji,jj,:) ; z_rot(2,:) = z_bnds(4,ji,jj,:)
1932	z_rot(3,:) = z_bnds(1,ji,jj,:) ; z_rot(4,:) = z_bnds(2,ji,jj,:)
1933	z_bnds(:,ji,jj,:) = z_rot(:,:)
1934	ENDIF
1935	END_2D
1936	!
1937	CALL iom_set_domain_attr("grid_"//cdgrd, bounds_lat = RESHAPE(z_bnds(:,Nis0:Nie0,Njs0:Nje0,1),(/ 4,Ni_0*Nj_0 /)), &
1938	& bounds_lon = RESHAPE(z_bnds(:,Nis0:Nie0,Njs0:Nje0,2),(/ 4,Ni_0*Nj_0 /)), nvertex=4 )
1939	!
1940	DEALLOCATE( z_bnds, z_fld, z_rot )
1941	!
1942	END SUBROUTINE set_grid_bounds
1943
1944
1945	SUBROUTINE set_grid_znl( plat )
1946	!!----------------------------------------------------------------------
1947	!! * ROUTINE set_grid_znl *
1948	!!
1949	!! ** Purpose : define grids for zonal mean
1950	!!
1951	!!----------------------------------------------------------------------
1952	REAL(wp), DIMENSION(jpi,jpj), INTENT(in) :: plat
1953	!
1954	INTEGER :: ix, iy
1955	REAL(wp), DIMENSION(:), ALLOCATABLE :: zlon
1956	!!----------------------------------------------------------------------
1957	!
1958	ALLOCATE( zlon(Ni_0*Nj_0) ) ; zlon(:) = 0._wp
1959	!
1960	! CALL dom_ngb( -168.53, 65.03, ix, iy, 'T' ) ! i-line that passes through Bering Strait: Reference latitude (used in plots)
1961	CALL dom_ngb( 180., 90., ix, iy, 'T' ) ! i-line that passes near the North Pole : Reference latitude (used in plots)
1962	CALL iom_set_domain_attr("gznl", ni_glo=Ni0glo, nj_glo=Nj0glo, ibegin=mig0(Nis0)-1, jbegin=mjg0(Njs0)-1, ni=Ni_0, nj=Nj_0)
1963	CALL iom_set_domain_attr("gznl", data_dim=2, data_ibegin = 0, data_ni = Ni_0, data_jbegin = 0, data_nj = Nj_0)
1964	CALL iom_set_domain_attr("gznl", lonvalue = zlon, &
1965	& latvalue = RESHAPE(plat(Nis0:Nie0, Njs0:Nje0),(/ Ni_0*Nj_0 /)))
1966	CALL iom_set_zoom_domain_attr("ptr", ibegin=ix-1, jbegin=0, ni=1, nj=Nj_0)
1967	!
1968	CALL iom_update_file_name('ptr')
1969	!
1970	END SUBROUTINE set_grid_znl
1971
1972
1973	SUBROUTINE set_scalar
1974	!!----------------------------------------------------------------------
1975	!! * ROUTINE set_scalar *
1976	!!
1977	!! ** Purpose : define fake grids for scalar point
1978	!!
1979	!!----------------------------------------------------------------------
1980	REAL(wp), DIMENSION(1) :: zz = 1.
1981	!!----------------------------------------------------------------------
1982	!
1983	CALL iom_set_domain_attr('scalarpoint', ni_glo=jpnij, nj_glo=1, ibegin=narea-1, jbegin=0, ni=1, nj=1)
1984	CALL iom_set_domain_attr('scalarpoint', data_dim=2, data_ibegin = 1, data_ni = 1, data_jbegin = 1, data_nj = 1)
1985	!
1986	zz = REAL( narea, wp )
1987	CALL iom_set_domain_attr('scalarpoint', lonvalue=zz, latvalue=zz)
1988	!
1989	END SUBROUTINE set_scalar
1990
1991
1992	SUBROUTINE set_xmlatt
1993	!!----------------------------------------------------------------------
1994	!! * ROUTINE set_xmlatt *
1995	!!
1996	!! ** Purpose : automatic definitions of some of the xml attributs...
1997	!!
1998	!!----------------------------------------------------------------------
1999	CHARACTER(len=1),DIMENSION( 3) :: clgrd ! suffix name
2000	CHARACTER(len=256) :: clsuff ! suffix name
2001	CHARACTER(len=1) :: cl1 ! 1 character
2002	CHARACTER(len=2) :: cl2 ! 2 characters
2003	CHARACTER(len=3) :: cl3 ! 3 characters
2004	INTEGER :: ji, jg ! loop counters
2005	INTEGER :: ix, iy ! i-,j- index
2006	REAL(wp) ,DIMENSION(11) :: zlontao ! longitudes of tao moorings
2007	REAL(wp) ,DIMENSION( 7) :: zlattao ! latitudes of tao moorings
2008	REAL(wp) ,DIMENSION( 4) :: zlonrama ! longitudes of rama moorings
2009	REAL(wp) ,DIMENSION(11) :: zlatrama ! latitudes of rama moorings
2010	REAL(wp) ,DIMENSION( 3) :: zlonpira ! longitudes of pirata moorings
2011	REAL(wp) ,DIMENSION( 9) :: zlatpira ! latitudes of pirata moorings
2012	TYPE(xios_duration) :: f_op, f_of
2013	!!----------------------------------------------------------------------
2014	!
2015	! frequency of the call of iom_put (attribut: freq_op)
2016	f_op%timestep = 1 ; f_of%timestep = 0 ; CALL iom_set_field_attr('field_definition', freq_op=f_op, freq_offset=f_of)
2017	f_op%timestep = 2 ; f_of%timestep = 0 ; CALL iom_set_field_attr('trendT_even' , freq_op=f_op, freq_offset=f_of)
2018	f_op%timestep = 2 ; f_of%timestep = -1 ; CALL iom_set_field_attr('trendT_odd' , freq_op=f_op, freq_offset=f_of)
2019	f_op%timestep = nn_fsbc ; f_of%timestep = 0 ; CALL iom_set_field_attr('SBC' , freq_op=f_op, freq_offset=f_of)
2020	f_op%timestep = nn_fsbc ; f_of%timestep = 0 ; CALL iom_set_field_attr('SBC_scalar' , freq_op=f_op, freq_offset=f_of)
2021	f_op%timestep = nn_fsbc ; f_of%timestep = 0 ; CALL iom_set_field_attr('ABL' , freq_op=f_op, freq_offset=f_of)
2022
2023	! output file names (attribut: name)
2024	DO ji = 1, 9
2025	WRITE(cl1,'(i1)') ji
2026	CALL iom_update_file_name('file'//cl1)
2027	END DO
2028	DO ji = 1, 99
2029	WRITE(cl2,'(i2.2)') ji
2030	CALL iom_update_file_name('file'//cl2)
2031	END DO
2032	DO ji = 1, 999
2033	WRITE(cl3,'(i3.3)') ji
2034	CALL iom_update_file_name('file'//cl3)
2035	END DO
2036
2037	! Zooms...
2038	clgrd = (/ 'T', 'U', 'W' /)
2039	DO jg = 1, SIZE(clgrd) ! grid type
2040	cl1 = clgrd(jg)
2041	! Equatorial section (attributs: jbegin, ni, name_suffix)
2042	CALL dom_ngb( 0., 0., ix, iy, cl1 )
2043	CALL iom_set_zoom_domain_attr('Eq'//cl1, ibegin=0, jbegin=iy-1, ni=Ni0glo, nj=1 )
2044	CALL iom_get_file_attr ('Eq'//cl1, name_suffix = clsuff )
2045	CALL iom_set_file_attr ('Eq'//cl1, name_suffix = TRIM(clsuff)//'_Eq')
2046	CALL iom_update_file_name('Eq'//cl1)
2047	END DO
2048	! TAO moorings (attributs: ibegin, jbegin, name_suffix)
2049	zlontao = (/ 137.0, 147.0, 156.0, 165.0, -180.0, -170.0, -155.0, -140.0, -125.0, -110.0, -95.0 /)
2050	zlattao = (/ -8.0, -5.0, -2.0, 0.0, 2.0, 5.0, 8.0 /)
2051	CALL set_mooring( zlontao, zlattao )
2052	! RAMA moorings (attributs: ibegin, jbegin, name_suffix)
2053	zlonrama = (/ 55.0, 67.0, 80.5, 90.0 /)
2054	zlatrama = (/ -16.0, -12.0, -8.0, -4.0, -1.5, 0.0, 1.5, 4.0, 8.0, 12.0, 15.0 /)
2055	CALL set_mooring( zlonrama, zlatrama )
2056	! PIRATA moorings (attributs: ibegin, jbegin, name_suffix)
2057	zlonpira = (/ -38.0, -23.0, -10.0 /)
2058	zlatpira = (/ -19.0, -14.0, -8.0, 0.0, 4.0, 8.0, 12.0, 15.0, 20.0 /)
2059	CALL set_mooring( zlonpira, zlatpira )
2060	!
2061	END SUBROUTINE set_xmlatt
2062
2063
2064	SUBROUTINE set_mooring( plon, plat )
2065	!!----------------------------------------------------------------------
2066	!! * ROUTINE set_mooring *
2067	!!
2068	!! ** Purpose : automatic definitions of moorings xml attributs...
2069	!!
2070	!!----------------------------------------------------------------------
2071	REAL(wp), DIMENSION(:), INTENT(in) :: plon, plat ! longitudes/latitudes oft the mooring
2072	!
2073	!!$ CHARACTER(len=1),DIMENSION(4) :: clgrd = (/ 'T', 'U', 'V', 'W' /) ! suffix name
2074	CHARACTER(len=1),DIMENSION(1) :: clgrd = (/ 'T' /) ! suffix name
2075	CHARACTER(len=256) :: clname ! file name
2076	CHARACTER(len=256) :: clsuff ! suffix name
2077	CHARACTER(len=1) :: cl1 ! 1 character
2078	CHARACTER(len=6) :: clon,clat ! name of longitude, latitude
2079	INTEGER :: ji, jj, jg ! loop counters
2080	INTEGER :: ix, iy ! i-,j- index
2081	REAL(wp) :: zlon, zlat
2082	!!----------------------------------------------------------------------
2083	DO jg = 1, SIZE(clgrd)
2084	cl1 = clgrd(jg)
2085	DO ji = 1, SIZE(plon)
2086	DO jj = 1, SIZE(plat)
2087	zlon = plon(ji)
2088	zlat = plat(jj)
2089	! modifications for RAMA moorings
2090	IF( zlon == 67. .AND. zlat == 15. ) zlon = 65.
2091	IF( zlon == 90. .AND. zlat <= -4. ) zlon = 95.
2092	IF( zlon == 95. .AND. zlat == -4. ) zlat = -5.
2093	! modifications for PIRATA moorings
2094	IF( zlon == -38. .AND. zlat == -19. ) zlon = -34.
2095	IF( zlon == -38. .AND. zlat == -14. ) zlon = -32.
2096	IF( zlon == -38. .AND. zlat == -8. ) zlon = -30.
2097	IF( zlon == -38. .AND. zlat == 0. ) zlon = -35.
2098	IF( zlon == -23. .AND. zlat == 20. ) zlat = 21.
2099	IF( zlon == -10. .AND. zlat == -14. ) zlat = -10.
2100	IF( zlon == -10. .AND. zlat == -8. ) zlat = -6.
2101	IF( zlon == -10. .AND. zlat == 4. ) THEN ; zlon = 0. ; zlat = 0. ; ENDIF
2102	CALL dom_ngb( zlon, zlat, ix, iy, cl1 )
2103	IF( zlon >= 0. ) THEN
2104	IF( zlon == REAL(NINT(zlon), wp) ) THEN ; WRITE(clon, '(i3, a)') NINT( zlon), 'e'
2105	ELSE ; WRITE(clon, '(f5.1,a)') zlon , 'e'
2106	ENDIF
2107	ELSE
2108	IF( zlon == REAL(NINT(zlon), wp) ) THEN ; WRITE(clon, '(i3, a)') NINT(-zlon), 'w'
2109	ELSE ; WRITE(clon, '(f5.1,a)') -zlon , 'w'
2110	ENDIF
2111	ENDIF
2112	IF( zlat >= 0. ) THEN
2113	IF( zlat == REAL(NINT(zlat), wp) ) THEN ; WRITE(clat, '(i2, a)') NINT( zlat), 'n'
2114	ELSE ; WRITE(clat, '(f4.1,a)') zlat , 'n'
2115	ENDIF
2116	ELSE
2117	IF( zlat == REAL(NINT(zlat), wp) ) THEN ; WRITE(clat, '(i2, a)') NINT(-zlat), 's'
2118	ELSE ; WRITE(clat, '(f4.1,a)') -zlat , 's'
2119	ENDIF
2120	ENDIF
2121	clname = TRIM(ADJUSTL(clat))//TRIM(ADJUSTL(clon))
2122	CALL iom_set_zoom_domain_attr(TRIM(clname)//cl1, ibegin= ix-1, jbegin= iy-1, ni=1, nj=1)
2123
2124	CALL iom_get_file_attr (TRIM(clname)//cl1, name_suffix = clsuff )
2125	CALL iom_set_file_attr (TRIM(clname)//cl1, name_suffix = TRIM(clsuff)//'_'//TRIM(clname))
2126	CALL iom_update_file_name(TRIM(clname)//cl1)
2127	END DO
2128	END DO
2129	END DO
2130
2131	END SUBROUTINE set_mooring
2132
2133
2134	SUBROUTINE iom_update_file_name( cdid )
2135	!!----------------------------------------------------------------------
2136	!! * ROUTINE iom_update_file_name *
2137	!!
2138	!! ** Purpose :
2139	!!
2140	!!----------------------------------------------------------------------
2141	CHARACTER(LEN=*) , INTENT(in) :: cdid
2142	!
2143	CHARACTER(LEN=256) :: clname
2144	CHARACTER(LEN=20) :: clfreq
2145	CHARACTER(LEN=20) :: cldate
2146	INTEGER :: idx
2147	INTEGER :: jn
2148	INTEGER :: itrlen
2149	INTEGER :: iyear, imonth, iday, isec
2150	REAL(wp) :: zsec
2151	LOGICAL :: llexist
2152	TYPE(xios_duration) :: output_freq
2153	!!----------------------------------------------------------------------
2154	!
2155	DO jn = 1, 2
2156	!
2157	output_freq = xios_duration(0,0,0,0,0,0)
2158	IF( jn == 1 ) CALL iom_get_file_attr( cdid, name = clname, output_freq = output_freq )
2159	IF( jn == 2 ) CALL iom_get_file_attr( cdid, name_suffix = clname )
2160	!
2161	IF ( TRIM(clname) /= '' ) THEN
2162	!
2163	idx = INDEX(clname,'@expname@') + INDEX(clname,'@EXPNAME@')
2164	DO WHILE ( idx /= 0 )
2165	clname = clname(1:idx-1)//TRIM(cexper)//clname(idx+9:LEN_TRIM(clname))
2166	idx = INDEX(clname,'@expname@') + INDEX(clname,'@EXPNAME@')
2167	END DO
2168	!
2169	idx = INDEX(clname,'@freq@') + INDEX(clname,'@FREQ@')
2170	DO WHILE ( idx /= 0 )
2171	IF ( output_freq%timestep /= 0) THEN
2172	WRITE(clfreq,'(I18,A2)')INT(output_freq%timestep),'ts'
2173	itrlen = LEN_TRIM(ADJUSTL(clfreq))
2174	ELSE IF ( output_freq%second /= 0 ) THEN
2175	WRITE(clfreq,'(I19,A1)')INT(output_freq%second),'s'
2176	itrlen = LEN_TRIM(ADJUSTL(clfreq))
2177	ELSE IF ( output_freq%minute /= 0 ) THEN
2178	WRITE(clfreq,'(I18,A2)')INT(output_freq%minute),'mi'
2179	itrlen = LEN_TRIM(ADJUSTL(clfreq))
2180	ELSE IF ( output_freq%hour /= 0 ) THEN
2181	WRITE(clfreq,'(I19,A1)')INT(output_freq%hour),'h'
2182	itrlen = LEN_TRIM(ADJUSTL(clfreq))
2183	ELSE IF ( output_freq%day /= 0 ) THEN
2184	WRITE(clfreq,'(I19,A1)')INT(output_freq%day),'d'
2185	itrlen = LEN_TRIM(ADJUSTL(clfreq))
2186	ELSE IF ( output_freq%month /= 0 ) THEN
2187	WRITE(clfreq,'(I19,A1)')INT(output_freq%month),'m'
2188	itrlen = LEN_TRIM(ADJUSTL(clfreq))
2189	ELSE IF ( output_freq%year /= 0 ) THEN
2190	WRITE(clfreq,'(I19,A1)')INT(output_freq%year),'y'
2191	itrlen = LEN_TRIM(ADJUSTL(clfreq))
2192	ELSE
2193	CALL ctl_stop('error in the name of file id '//TRIM(cdid), &
2194	& ' attribute output_freq is undefined -> cannot replace @freq@ in '//TRIM(clname) )
2195	ENDIF
2196	clname = clname(1:idx-1)//TRIM(ADJUSTL(clfreq))//clname(idx+6:LEN_TRIM(clname))
2197	idx = INDEX(clname,'@freq@') + INDEX(clname,'@FREQ@')
2198	END DO
2199	!
2200	idx = INDEX(clname,'@startdate@') + INDEX(clname,'@STARTDATE@')
2201	DO WHILE ( idx /= 0 )
2202	cldate = iom_sdate( fjulday - rn_Dt / rday )
2203	clname = clname(1:idx-1)//TRIM(cldate)//clname(idx+11:LEN_TRIM(clname))
2204	idx = INDEX(clname,'@startdate@') + INDEX(clname,'@STARTDATE@')
2205	END DO
2206	!
2207	idx = INDEX(clname,'@startdatefull@') + INDEX(clname,'@STARTDATEFULL@')
2208	DO WHILE ( idx /= 0 )
2209	cldate = iom_sdate( fjulday - rn_Dt / rday, ldfull = .TRUE. )
2210	clname = clname(1:idx-1)//TRIM(cldate)//clname(idx+15:LEN_TRIM(clname))
2211	idx = INDEX(clname,'@startdatefull@') + INDEX(clname,'@STARTDATEFULL@')
2212	END DO
2213	!
2214	idx = INDEX(clname,'@enddate@') + INDEX(clname,'@ENDDATE@')
2215	DO WHILE ( idx /= 0 )
2216	cldate = iom_sdate( fjulday + rn_Dt / rday * REAL( nitend - nit000, wp ), ld24 = .TRUE. )
2217	clname = clname(1:idx-1)//TRIM(cldate)//clname(idx+9:LEN_TRIM(clname))
2218	idx = INDEX(clname,'@enddate@') + INDEX(clname,'@ENDDATE@')
2219	END DO
2220	!
2221	idx = INDEX(clname,'@enddatefull@') + INDEX(clname,'@ENDDATEFULL@')
2222	DO WHILE ( idx /= 0 )
2223	cldate = iom_sdate( fjulday + rn_Dt / rday * REAL( nitend - nit000, wp ), ld24 = .TRUE., ldfull = .TRUE. )
2224	clname = clname(1:idx-1)//TRIM(cldate)//clname(idx+13:LEN_TRIM(clname))
2225	idx = INDEX(clname,'@enddatefull@') + INDEX(clname,'@ENDDATEFULL@')
2226	END DO
2227	!
2228	IF( jn == 1 .AND. TRIM(Agrif_CFixed()) /= '0' ) clname = TRIM(Agrif_CFixed())//"_"//TRIM(clname)
2229	IF( jn == 1 ) CALL iom_set_file_attr( cdid, name = clname )
2230	IF( jn == 2 ) CALL iom_set_file_attr( cdid, name_suffix = clname )
2231	!
2232	ENDIF
2233	!
2234	END DO
2235	!
2236	END SUBROUTINE iom_update_file_name
2237
2238
2239	FUNCTION iom_sdate( pjday, ld24, ldfull )
2240	!!----------------------------------------------------------------------
2241	!! * ROUTINE iom_sdate *
2242	!!
2243	!! ** Purpose : send back the date corresponding to the given julian day
2244	!!----------------------------------------------------------------------
2245	REAL(wp), INTENT(in ) :: pjday ! julian day
2246	LOGICAL , INTENT(in ), OPTIONAL :: ld24 ! true to force 24:00 instead of 00:00
2247	LOGICAL , INTENT(in ), OPTIONAL :: ldfull ! true to get the compleate date: yyyymmdd_hh:mm:ss
2248	!
2249	CHARACTER(LEN=20) :: iom_sdate
2250	CHARACTER(LEN=50) :: clfmt ! format used to write the date
2251	INTEGER :: iyear, imonth, iday, ihour, iminute, isec
2252	REAL(wp) :: zsec
2253	LOGICAL :: ll24, llfull
2254	!!----------------------------------------------------------------------
2255	!
2256	IF( PRESENT(ld24) ) THEN ; ll24 = ld24
2257	ELSE ; ll24 = .FALSE.
2258	ENDIF
2259	!
2260	IF( PRESENT(ldfull) ) THEN ; llfull = ldfull
2261	ELSE ; llfull = .FALSE.
2262	ENDIF
2263	!
2264	CALL ju2ymds( pjday, iyear, imonth, iday, zsec )
2265	isec = NINT(zsec)
2266	!
2267	IF ( ll24 .AND. isec == 0 ) THEN ! 00:00 of the next day -> move to 24:00 of the current day
2268	CALL ju2ymds( pjday - 1., iyear, imonth, iday, zsec )
2269	isec = 86400
2270	ENDIF
2271	!
2272	IF( iyear < 10000 ) THEN ; clfmt = "i4.4,2i2.2" ! format used to write the date
2273	ELSE ; WRITE(clfmt, "('i',i1,',2i2.2')") INT(LOG10(REAL(iyear,wp))) + 1
2274	ENDIF
2275	!
2276	!$AGRIF_DO_NOT_TREAT
2277	! needed in the conv
2278	IF( llfull ) THEN
2279	clfmt = TRIM(clfmt)//",'_',i2.2,':',i2.2,':',i2.2"
2280	ihour = isec / 3600
2281	isec = MOD(isec, 3600)
2282	iminute = isec / 60
2283	isec = MOD(isec, 60)
2284	WRITE(iom_sdate, '('//TRIM(clfmt)//')') iyear, imonth, iday, ihour, iminute, isec ! date of the end of run
2285	ELSE
2286	WRITE(iom_sdate, '('//TRIM(clfmt)//')') iyear, imonth, iday ! date of the end of run
2287	ENDIF
2288	!$AGRIF_END_DO_NOT_TREAT
2289	!
2290	END FUNCTION iom_sdate
2291
2292	#else
2293	!!----------------------------------------------------------------------
2294	!! NOT 'key_iomput' a few dummy routines
2295	!!----------------------------------------------------------------------
2296	SUBROUTINE iom_setkt( kt, cdname )
2297	INTEGER , INTENT(in):: kt
2298	CHARACTER(LEN=*), INTENT(in) :: cdname
2299	IF( .FALSE. ) WRITE(numout,*) kt, cdname ! useless test to avoid compilation warnings
2300	END SUBROUTINE iom_setkt
2301
2302	SUBROUTINE iom_context_finalize( cdname )
2303	CHARACTER(LEN=*), INTENT(in) :: cdname
2304	IF( .FALSE. ) WRITE(numout,*) cdname ! useless test to avoid compilation warnings
2305	END SUBROUTINE iom_context_finalize
2306
2307	SUBROUTINE iom_update_file_name( cdid )
2308	CHARACTER(LEN=*), INTENT(in) :: cdid
2309	IF( .FALSE. ) WRITE(numout,*) cdid ! useless test to avoid compilation warnings
2310	END SUBROUTINE iom_update_file_name
2311
2312	#endif
2313
2314	LOGICAL FUNCTION iom_use( cdname )
2315	CHARACTER(LEN=*), INTENT(in) :: cdname
2316	#if defined key_iomput
2317	iom_use = xios_field_is_active( cdname )
2318	#else
2319	iom_use = .FALSE.
2320	#endif
2321	END FUNCTION iom_use
2322
2323	SUBROUTINE iom_miss_val( cdname, pmiss_val )
2324	CHARACTER(LEN=*), INTENT(in ) :: cdname
2325	REAL(wp) , INTENT(out) :: pmiss_val
2326	#if defined key_iomput
2327	! get missing value
2328	CALL xios_get_field_attr( cdname, default_value = pmiss_val )
2329	#else
2330	IF( .FALSE. ) WRITE(numout,*) cdname, pmiss_val ! useless test to avoid compilation warnings
2331	IF( .FALSE. ) pmiss_val = 0._wp ! useless assignment to avoid compilation warnings
2332	#endif
2333	END SUBROUTINE iom_miss_val
2334
2335	!!======================================================================
2336	END MODULE iom

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