source: branches/2015/dev_r5021_UKMO1_CICE_coupling/NEMOGCM/EXTERNAL/IOIPSL/src/restcom.f90 @ 5445

Last change on this file since 5445 was 5445, checked in by davestorkey, 5 years ago

Clear SVN keywords from 2015/dev_r5021_UKMO1_CICE_coupling branch.

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1MODULE restcom
2!-
3!$Id$
4!-
5! This software is governed by the CeCILL license
6! See IOIPSL/IOIPSL_License_CeCILL.txt
7!-
8USE netcdf
9!-
10USE errioipsl, ONLY : ipslerr,ipsldbg
11USE stringop
12USE calendar
13USE mathelp
14USE fliocom,   ONLY : flio_dom_file,flio_dom_att
15!-
16IMPLICIT NONE
17!-
18PRIVATE
19!-
20PUBLIC :: &
21 &  restini, restget, restput, restclo, &
22 &  ioconf_setatt, ioget_vname, ioconf_expval, &
23 &  ioget_expval, ioget_vdim
24!-
25INTERFACE restput
26  MODULE PROCEDURE &
27 &  restput_r3d, restput_r2d, restput_r1d, &
28 &  restput_opp_r2d, restput_opp_r1d
29END INTERFACE
30!-
31INTERFACE restget
32  MODULE PROCEDURE &
33 &  restget_r3d,restget_r2d,restget_r1d, &
34 &  restget_opp_r2d,restget_opp_r1d
35END INTERFACE
36!-
37! We do not use allocatable arrays because these sizes are safe
38! and we do not know from start how many variables will be in
39! the out file.
40!-
41  INTEGER,PARAMETER :: &
42 &  max_var=500, max_file=50, max_dim=NF90_MAX_VAR_DIMS
43!-
44  CHARACTER(LEN=9),SAVE :: calend_str='unknown'
45!-
46! The IDs of the netCDF files are going in pairs.
47! The input one (netcdf_id(?,1)) and the output one (netcdf_id(?,2))
48!-
49  INTEGER,SAVE :: nb_fi = 0
50  INTEGER,DIMENSION(max_file,2),SAVE :: netcdf_id = -1
51!-
52! Description of the content of the 'in' files and the 'out' files.
53!   Number of variables   : nbvar_*
54!   Number of dimensions  : nbdim_*
55!   ID of the time axis   : tdimid_*
56!-
57  INTEGER,SAVE :: nbvar_in(max_file), nbvar_out(max_file)
58  INTEGER,SAVE :: tdimid_in(max_file), tdimid_out(max_file)
59!-
60! Variables for one or the other file
61!-
62! Number of dimensions in the input file               : nbdim_in
63! Number of variables read so far from the input file  : nbvar_read
64! Type of variable read from the input file            : vartyp_in
65!   (Could be used later to test if we have a restart file)
66!-
67  INTEGER,SAVE :: nbdim_in(max_file), nbvar_read(max_file)
68  INTEGER,SAVE :: vartyp_in(max_file, max_var)
69!-
70! Time step and time origine in the input file.
71!-
72  REAL,DIMENSION(max_file),SAVE :: deltat,timeorig
73!-
74! Description of the axes in the output file
75!-
76!   tstp_out  : Index on the tie axis currently beeing written
77!   itau_out  : Time step which is written on this index of the file
78!-
79  INTEGER,DIMENSION(max_file),SAVE :: tstp_out,itau_out
80!-
81! Description of the axes in the output file
82!-
83! For the ?ax_infs variable the following order is used :
84!   ?ax_infs (if,in,1) = size of axis
85!   ?ax_infs (if,in,2) = id of dimension
86! Number of x,y and z axes in the output file :
87!   ?ax_nb(if)
88!-
89  INTEGER,DIMENSION(max_file,max_dim,2),SAVE :: &
90 &  xax_infs,yax_infs,zax_infs
91  INTEGER,DIMENSION(max_file),SAVE :: &
92 &  xax_nb=0,yax_nb=0,zax_nb=0
93!-
94! Description of the time axes in the input and output files
95!-
96!   ID of the variable which contains the itaus :
97!     tind_varid_*
98!   ID of the variables which contains the seconds since date :
99!     tax_varid_*
100!   Size of the time axis in the input file :
101!     tax_size_in
102!-
103  INTEGER,SAVE :: tind_varid_in(max_file),  tax_varid_in(max_file), &
104 &                tind_varid_out(max_file), tax_varid_out(max_file)
105  INTEGER,SAVE :: tax_size_in(max_file)=1
106!-
107! The two time axes we have in the input file :
108!   t_index   : dates in itaus
109!               (thus the variable has a tstep_sec attribute)
110!   t_julian  : Julian days of the time axis
111!-
112  INTEGER,SAVE,ALLOCATABLE :: t_index(:,:)
113  REAL,SAVE,ALLOCATABLE :: t_julian(:,:)
114!-
115! Here we save a number of informations on the variables
116! in the files we are handling
117!-
118! Name of variables :                                    varname_*
119! ID of the variables :                                  varid_*
120! Number of dimensions of the variable :                 varnbdim_*
121! Dimensions which are used for the variable :           vardims_*
122! Number of attributes for a variables :                 varatt_*
123! A flag which markes the variables we have worked on :  touched_*
124!-
125  CHARACTER(LEN=20),DIMENSION(max_file,max_var),SAVE :: &
126 &  varname_in,varname_out
127  INTEGER,DIMENSION(max_file,max_var),SAVE :: &
128 &  varid_in,varid_out,varnbdim_in,varatt_in
129  INTEGER,DIMENSION(max_file,max_var,max_dim),SAVE :: &
130 &  vardims_in
131  LOGICAL,DIMENSION(max_file,max_var),SAVE :: &
132 &  touched_in,touched_out
133!-
134  CHARACTER(LEN=120),SAVE :: indchfun= 'scatter, fill, gather, coll'
135  REAL,PARAMETER :: missing_val=1.e20
136!                or HUGE(1.0) (maximum real number)
137!-
138! The default value we will use for variables
139! which are not present in the restart file
140!-
141  REAL,SAVE :: val_exp =  999999.
142  LOGICAL,SAVE :: lock_valexp = .FALSE.
143!-
144! Temporary variables in which we store the attributed which are going
145! to be given to a new variable which is going to be defined.
146!-
147  CHARACTER(LEN=80),SAVE :: rest_units='XXXXX',rest_lname='XXXXX'
148!-
149! For allocations
150!-
151  REAL,ALLOCATABLE,DIMENSION(:),SAVE :: buff_tmp1,buff_tmp2
152!-
153!===
154CONTAINS
155!===
156!-
157SUBROUTINE restini &
158 & (fnamein,iim,jjm,lon,lat,llm,lev, &
159 &  fnameout,itau,date0,dt,fid,owrite_time_in,domain_id)
160!---------------------------------------------------------------------
161!- This subroutine sets up all the restart process.
162!- It will call the subroutine which opens the input
163!- and output files.
164!- The time step (itau), date of origine (date0) and time step are
165!- READ from the input file.
166!- A file ID, which is common to the input and output file is returned
167!-
168!- If fnamein = fnameout then the same file is used for the reading
169!- the restart conditions and writing the new restart.
170!-
171!- A special mode can be switched in with filename='NONE'.
172!- This means that no restart file is present.
173!- Usefull for creating the first restart file
174!- or to get elements in a file without creating an output file.
175!-
176!- A mode needs to be written in which itau, date0 and dt
177!- are given to the restart process and thus
178!- written into the output restart file.
179!-
180!- INPUT
181!-
182!- fnamein  : name of the file for the restart
183!- iim      : Dimension in x
184!- jjm      : Dimension in y
185!- lon      : Longitude in the x,y domain
186!- lat      : Latitude in the x,y domain
187!- llm      : Dimension in the vertical
188!- lev      : Positions of the levels
189!- fnameout :
190!-
191!- OUTPUT
192!-
193!- itau     : Time step of the restart file and at which the model
194!-            should restart
195!- date0    : Time at which itau = 0
196!- dt       : time step in seconds between two succesiv itaus
197!- fid      : File identification of the restart file
198!-
199!- Optional INPUT arguments
200!-
201!- owrite_time_in : logical  argument which allows to
202!-                  overwrite the time in the restart file
203!- domain_id      : Domain identifier
204!---------------------------------------------------------------------
205  IMPLICIT NONE
206!-
207  CHARACTER(LEN=*),INTENT(IN) :: fnamein,fnameout
208  INTEGER :: iim,jjm,llm,fid,itau
209  REAL :: lon(iim,jjm),lat(iim,jjm),lev(llm)
210  REAL :: date0,dt
211  LOGICAL,OPTIONAL :: owrite_time_in
212  INTEGER,INTENT(IN),OPTIONAL :: domain_id
213!-
214  INTEGER :: ncfid
215  REAL :: dt_tmp,date0_tmp
216  LOGICAL :: l_fi,l_fo,l_rw
217  LOGICAL :: overwrite_time
218  CHARACTER(LEN=120) :: fname
219  LOGICAL :: l_dbg
220!---------------------------------------------------------------------
221  CALL ipsldbg (old_status=l_dbg)
222!-
223! 0.0 Prepare the configuration before opening any files
224!-
225  IF (.NOT.PRESENT(owrite_time_in)) THEN
226    overwrite_time = .FALSE.
227  ELSE
228    overwrite_time = owrite_time_in
229  ENDIF
230!-
231  IF (l_dbg) THEN
232    WRITE(*,*) 'restini 0.0 : ',TRIM(fnamein),' , ',TRIM(fnameout)
233  ENDIF
234!-
235  nb_fi = nb_fi+1
236!-
237  IF (nb_fi > max_file) THEN
238    CALL ipslerr (3,'restini',&
239 &   'Too many restart files are used. The problem can be',&
240 &   'solved by increasing max_file in restcom.f90 ',&
241 &   'and recompiling ioipsl.')
242  ENDIF
243!-
244! 0.1 Define the open flags
245!-
246  l_fi = (TRIM(fnamein)  /= 'NONE')
247  l_fo = (TRIM(fnameout) /= 'NONE')
248  IF ((.NOT.l_fi).AND.(.NOT.l_fo)) THEN
249    CALL ipslerr (3,'restini',&
250 &   'Input and output file names are both to NONE.',&
251 &   'It is probably an error.','Verify your logic.')
252  ENDIF
253  l_rw = l_fi.AND.l_fo.AND.(TRIM(fnamein) == TRIM(fnameout))
254!-
255  IF (l_dbg) THEN
256    WRITE(*,*) 'restini 0.1 l_fi, l_fo, l_rw : ',l_fi,l_fo,l_rw
257  ENDIF
258!-
259! 1.0 Open the input file.
260!-
261  IF (l_fi) THEN
262!---
263    IF (l_dbg) WRITE(*,*) 'restini 1.0 : Open input file'
264!-- Add DOMAIN number and ".nc" suffix in file names if needed
265    fname = fnamein
266    CALL flio_dom_file (fname,domain_id)
267!-- Open the file
268    CALL restopenin (nb_fi,fname,l_rw,iim,jjm,lon,lat,llm,lev,ncfid)
269    netcdf_id(nb_fi,1) = ncfid
270!---
271!-- 1.3 Extract the time information
272!---
273    IF (overwrite_time) THEN
274       date0_tmp = date0
275    ENDIF
276    CALL restsett (dt_tmp,date0_tmp,itau,overwrite_time)
277    IF (.NOT.overwrite_time) THEN
278      dt = dt_tmp
279      date0 = date0_tmp
280    ENDIF
281!---
282  ELSE
283!---
284!-- 2.0 The case of a missing restart file is dealt with
285!---
286    IF (l_dbg) WRITE(*,*) 'restini 2.0'
287!---
288    IF (     (ALL(MINLOC(lon(:iim,:jjm)) == MAXLOC(lon(:iim,:jjm)))) &
289        .AND.(iim > 1) ) THEN
290      CALL ipslerr (3,'restini',&
291        & 'For creating a restart file the longitudes of the',&
292        & 'grid need to be provided to restini. This ',&
293        & 'information is needed for the restart files')
294    ENDIF
295    IF (     (ALL(MINLOC(lat(:iim,:jjm)) == MAXLOC(lat(:iim,:jjm)))) &
296        .AND.(jjm > 1) ) THEN
297      CALL ipslerr (3,'restini',&
298        & 'For creating a restart file the latitudes of the',&
299        & 'grid need to be provided to restini. This ',&
300        & 'information is needed for the restart files')
301    ENDIF
302    IF (     (ALL(MINLOC(lev(:llm)) == MAXLOC(lev(:llm)))) &
303        .AND.(llm > 1) ) THEN
304      CALL ipslerr (3,'restini',&
305        & 'For creating a restart file the levels of the',&
306        & 'grid need to be provided to restini. This',&
307        & 'information is needed for the restart files')
308    ENDIF
309!---
310!-- 2.2 Allocate the time axes and write the inputed variables
311!---
312    tax_size_in(nb_fi) = 1
313    CALL rest_atim (l_dbg,'restini')
314    t_index(nb_fi,1) = itau
315    t_julian(nb_fi,1) = date0
316  ENDIF
317!-
318  IF (l_fo.AND.(.NOT.l_rw)) THEN
319!-- Add DOMAIN number and ".nc" suffix in file names if needed
320    fname = fnameout
321    CALL flio_dom_file (fname,domain_id)
322!-- Open the file
323    CALL restopenout &
324      (nb_fi,fname,iim,jjm,lon,lat,llm,lev,dt,date0,ncfid,domain_id)
325    netcdf_id(nb_fi,2) = ncfid
326  ELSE IF (l_fi.AND.l_fo) THEN
327    netcdf_id(nb_fi,2) = netcdf_id(nb_fi,1)
328    varname_out(nb_fi,:) = varname_in(nb_fi,:)
329    nbvar_out(nb_fi) = nbvar_in(nb_fi)
330    tind_varid_out(nb_fi) = tind_varid_in(nb_fi)
331    tax_varid_out(nb_fi) = tax_varid_in(nb_fi)
332    varid_out(nb_fi,:) = varid_in(nb_fi,:)
333    touched_out(nb_fi,:) = .TRUE.
334  ENDIF
335!-
336! 2.3 Set the calendar for the run.
337!     This should not produce any error message if
338!     This does not mean any change in calendar
339!     (to be modified in ioconf_calendar)
340!-
341  IF (l_dbg) THEN
342    WRITE(*,*) 'restini 2.3 : Configure calendar if needed : ', &
343                calend_str
344  ENDIF
345!-
346  IF (INDEX(calend_str,'unknown') < 1) THEN
347    CALL ioconf_calendar (calend_str)
348    IF (l_dbg) THEN
349      WRITE(*,*) 'restini 2.3b : new calendar : ',calend_str
350    ENDIF
351  ENDIF
352!-
353! Save some data in the module
354!-
355  deltat(nb_fi) = dt
356!-
357! Prepare the variables which will be returned
358!-
359  fid = nb_fi
360  IF (l_dbg) THEN
361    WRITE(*,*) 'SIZE of t_index :',SIZE(t_index), &
362               SIZE(t_index,dim=1),SIZE(t_index,dim=2)
363    WRITE(*,*) 't_index = ',t_index(fid,:)
364  ENDIF
365  itau = t_index(fid,1)
366!-
367  IF (l_dbg) WRITE(*,*) 'restini END'
368!---------------------
369END SUBROUTINE restini
370!===
371SUBROUTINE restopenin &
372  (fid,fname,l_rw,iim,jjm,lon,lat,llm,lev,ncfid)
373!---------------------------------------------------------------------
374!- Opens the restart file and checks that it belongsd to the model.
375!- This means that the coordinates of the model are compared to the
376!- ones in the file.
377!-
378!- The number and name of variable in the file are exctracted. Also
379!- the time details.
380!---------------------------------------------------------------------
381  IMPLICIT NONE
382!-
383  INTEGER,INTENT(IN) :: fid,iim,jjm,llm
384  CHARACTER(LEN=*),INTENT(IN) :: fname
385  REAL :: lon(iim,jjm),lat(iim,jjm),lev(llm)
386  LOGICAL,INTENT(IN) :: l_rw
387  INTEGER,INTENT(OUT) :: ncfid
388!-
389  INTEGER,DIMENSION(max_dim) :: var_dims,dimlen
390  INTEGER :: nb_dim,nb_var,id_unl,id,iv
391  INTEGER :: iread,jread,lread,iret
392  INTEGER :: lon_vid,lat_vid
393  REAL :: lon_read(iim,jjm),lat_read(iim,jjm)
394  REAL :: lev_read(llm)
395  REAL :: mdlon,mdlat
396  CHARACTER(LEN=80) :: units
397  CHARACTER(LEN=NF90_max_name),DIMENSION(max_dim) :: dimname
398  LOGICAL :: l_dbg
399!---------------------------------------------------------------------
400  CALL ipsldbg (old_status=l_dbg)
401!-
402! If we reuse the same file for input and output
403! then we open it in write mode
404!-
405  IF (l_rw) THEN; id = NF90_WRITE; ELSE; id = NF90_NOWRITE; ENDIF
406  iret = NF90_OPEN(fname,id,ncfid)
407  IF (iret /= NF90_NOERR) THEN
408    CALL ipslerr (3,'restopenin','Could not open file :',fname,' ')
409  ENDIF
410!-
411  IF (l_dbg) WRITE (*,*) "restopenin 0.0 ",TRIM(fname)
412  iret = NF90_INQUIRE(ncfid,nDimensions=nb_dim, &
413 &         nVariables=nb_var,unlimitedDimId=id_unl)
414  tdimid_in(fid) = id_unl
415!-
416  IF (nb_dim > max_dim) THEN
417    CALL ipslerr (3,'restopenin',&
418      & 'More dimensions present in file that can be store',&
419      & 'Please increase max_dim in the global variables ',&
420      & 'in restcom.F90')
421  ENDIF
422  IF (nb_var > max_var) THEN
423    CALL ipslerr (3,'restopenin',&
424      & 'More variables present in file that can be store',&
425      & 'Please increase max_var in the global variables ',&
426      & 'in restcom.F90')
427  ENDIF
428!-
429  nbvar_in(fid) = nb_var
430  nbdim_in(fid) = nb_dim
431  iread = -1; jread = -1; lread = -1;
432  DO id=1,nb_dim
433    iret = NF90_INQUIRE_DIMENSION(ncfid,id, &
434 &           len=dimlen(id),name=dimname(id))
435    IF (l_dbg) THEN
436      WRITE (*,*) "restopenin 0.0 dimname",id,TRIM(dimname(id))
437    ENDIF
438    IF      (TRIM(dimname(id)) == 'x') THEN
439      iread = dimlen(id)
440      IF (l_dbg) WRITE (*,*) "iread",iread
441    ELSE IF (TRIM(dimname(id)) == 'y') THEN
442      jread = dimlen(id)
443      IF (l_dbg) WRITE (*,*) "jread",jread
444    ELSE IF (TRIM(dimname(id)) == 'z') THEN
445      lread = dimlen(id)
446      IF (l_dbg) WRITE (*,*) "lread",lread
447    ENDIF
448  ENDDO
449!-
450  IF (id_unl > 0) THEN
451!---
452!-- 0.1 If we are going to add values to this file
453!--     we need to know where it ends
454!--     We also need to have all the dimensions in the file
455!---
456    IF (l_rw) THEN
457      tstp_out(fid) = dimlen(id_unl)
458      itau_out(fid) = -1
459      tdimid_out(fid) =  tdimid_in(fid)
460      IF (l_dbg) THEN
461        WRITE (*,*) &
462 &       "restopenin 0.0 unlimited axis dimname", &
463 &       dimname(id_unl),tstp_out(fid)
464      ENDIF
465!-----
466      xax_nb(fid) = 0
467      yax_nb(fid) = 0
468      zax_nb(fid) = 0
469!-----
470      DO id=1,nb_dim
471        IF      (dimname(id)(1:1) == 'x') THEN
472          xax_nb(fid) = xax_nb(fid)+1
473          xax_infs(fid,xax_nb(fid),1) = dimlen(id)
474          xax_infs(fid,xax_nb(fid),2) = id
475        ELSE IF (dimname(id)(1:1) == 'y') THEN
476          yax_nb(fid) = yax_nb(fid)+1
477          yax_infs(fid,yax_nb(fid),1) = dimlen(id)
478          yax_infs(fid,yax_nb(fid),2) = id
479        ELSE IF (dimname(id)(1:1) == 'z') THEN
480          zax_nb(fid) = zax_nb(fid)+1
481          zax_infs(fid,zax_nb(fid),1) = dimlen(id)
482          zax_infs(fid,zax_nb(fid),2) = id
483        ENDIF
484      ENDDO
485    ENDIF
486  ELSE
487!---
488!-- Still need to find a method for dealing with this
489!---
490!  CALL ipslerr (3,'restopenin',&
491!    & ' We do not deal yet with files without time axis.',' ',' ')
492  ENDIF
493!-
494! 1.0 First let us check that we have the righ restart file
495!-
496  IF ((iread /= iim).OR.(jread /= jjm).OR.(lread /= llm)) THEN
497    CALL ipslerr (3,'restopenin',&
498 &    'The grid of the restart file does not correspond',&
499 &    'to that of the model',' ')
500  ENDIF
501!-
502! 2.0 Get the list of variables
503!-
504  IF (l_dbg) WRITE(*,*) 'restopenin 1.2'
505!-
506  lat_vid = -1
507  lon_vid = -1
508  tind_varid_in(fid) = -1
509  tax_varid_in(fid) = -1
510!-
511  DO iv=1,nb_var
512!---
513    varid_in(fid,iv) = iv
514    var_dims(:) = 0
515    iret = NF90_INQUIRE_VARIABLE(ncfid,iv, &
516 &           name=varname_in(fid,iv),xtype=vartyp_in(fid,iv), &
517 &           ndims=varnbdim_in(fid,iv),dimids=var_dims, &
518 &           nAtts=varatt_in(fid,iv))
519!---
520    DO id=1,varnbdim_in(fid,iv)
521      iret = NF90_INQUIRE_DIMENSION &
522 &             (ncfid,var_dims(id),len=vardims_in(fid,iv,id))
523    ENDDO
524!---
525!-- 2.1 Read the units of the variable
526!---
527    units=''
528    iret = NF90_GET_ATT(ncfid,iv,'units',units)
529    CALL strlowercase (units)
530    CALL cmpblank (units)
531!---
532!-- 2.2 Catch the time variables
533!---
534    IF (varnbdim_in(fid,iv) == 1) THEN
535      IF (     (INDEX(units,'timesteps since') > 0) &
536          .AND.(tind_varid_in(fid) < 0) ) THEN
537        tind_varid_in(fid) = iv
538        tax_size_in(fid) = vardims_in(fid,iv,1)
539      ENDIF
540      IF (     (INDEX(units,'seconds since') > 0) &
541          .AND.(tax_varid_in(fid) < 0) ) THEN
542        tax_varid_in(fid) = iv
543        tax_size_in(fid) = vardims_in(fid,iv,1)
544      ENDIF
545    ENDIF
546!---
547!-- 2.3 Catch longitude and latitude variables
548!---
549    IF      (INDEX(units,'degrees_nort') > 0) THEN
550      lat_vid = iv
551    ELSE IF (INDEX(units,'degrees_east') > 0) THEN
552      lon_vid = iv
553    ENDIF
554!---
555  ENDDO
556!-
557! 2.4 None of the variables was yet read
558!-
559  nbvar_read(fid) = 0
560  touched_in(fid,:) = .FALSE.
561!-
562! 3.0 Reading the coordinates from the input restart file
563!-
564  lon_read = missing_val
565  lat_read = missing_val
566!-
567  IF (lon_vid < 0 .OR. lat_vid < 0) THEN
568    CALL ipslerr (3,'restopenin',&
569      & ' No variables containing longitude or latitude were ',&
570      & ' found in the restart file.',' ')
571  ELSE
572    iret = NF90_GET_VAR(ncfid,lon_vid,lon_read)
573    iret = NF90_GET_VAR(ncfid,lat_vid,lat_read)
574!---
575    IF (  (ABS( MAXVAL(lon(:,:)) &
576 &             -MINVAL(lon(:,:))) < EPSILON(MAXVAL(lon(:,:)))) &
577 &   .AND.(ABS( MAXVAL(lat(:,:)) &
578 &             -MINVAL(lat(:,:))) < EPSILON(MAXVAL(lat(:,:)))) ) THEN
579!-----
580!---- 3.1 No longitude nor latitude are provided thus
581!---- they are taken from the restart file
582!-----
583      lon(:,:) = lon_read(:,:)
584      lat(:,:) = lat_read(:,:)
585    ELSE
586!-----
587!---- 3.2 We check that the longitudes and latitudes
588!----     in the file and the model are the same
589!-----
590      mdlon = MAXVAL(ABS(lon_read-lon))
591      mdlat = MAXVAL(ABS(lat_read-lat))
592!-----
593!---- We can not test against epsilon here as the longitude
594!---- can be stored at another precision in the netCDF file.
595!---- The test here does not need to be very precise.
596!-----
597      IF (mdlon > 1.e-4 .OR. mdlat > 1.e-4) THEN
598        CALL ipslerr (3,'restopenin',&
599          & ' The longitude or latitude found in the restart ',&
600          & ' file are not the same as the ones used in the model.',&
601          & ' ')
602      ENDIF
603    ENDIF
604  ENDIF
605!------------------------
606END SUBROUTINE restopenin
607!===
608SUBROUTINE restsett (timestep,date0,itau,owrite_time_in)
609!---------------------------------------------------------------------
610!- Here we get all the time information from the file.
611!-
612!- The time information can come in three forms :
613!- -global attributes which give the time origine and the
614!-  time step is taken from the input to restinit
615!- -A physical time exists and thus the julian date from the
616!-  input is used for positioning using the itau as input
617!- -A time-step axis exists and itau is positioned on it.
618!-
619!- What takes precedence : the model
620!-
621!- itau     : Time step of the model
622!-
623!- Optional INPUT arguments
624!-
625!- owrite_time_in : logical  argument which allows to
626!-                  overwrite the time in the restart file
627!---------------------------------------------------------------------
628  IMPLICIT NONE
629!-
630  REAL :: date0,timestep
631  INTEGER :: itau
632  LOGICAL,OPTIONAL :: owrite_time_in
633!-
634  INTEGER :: ncfid,iret,it,iax,iv
635  CHARACTER(LEN=80) :: itau_orig,tax_orig,calendar
636  CHARACTER(LEN=9) :: tmp_cal
637  INTEGER :: year0,month0,day0,hours0,minutes0,seci
638  REAL :: sec0,one_day,one_year,date0_ju,ttmp
639  CHARACTER :: strc
640  LOGICAL :: ow_time
641  LOGICAL :: l_dbg
642!---------------------------------------------------------------------
643  CALL ipsldbg (old_status=l_dbg)
644!-
645  IF (PRESENT(owrite_time_in)) THEN
646    ow_time = owrite_time_in
647  ELSE
648    ow_time = .FALSE.
649  ENDIF
650!-
651  ncfid = netcdf_id(nb_fi,1)
652!-
653! Allocate the space we need for the time axes
654!-
655  CALL rest_atim (l_dbg,'restsett')
656!-
657! Get the calendar if possible. Else it will be gregorian.
658!-
659  IF (tax_size_in(nb_fi) > 0) THEN
660    calendar = ' '
661    iret = NF90_GET_ATT(ncfid,tax_varid_in(nb_fi),'calendar',calendar)
662    IF (iret == NF90_NOERR) THEN
663      CALL ioconf_calendar (calendar)
664      IF (l_dbg) THEN
665        WRITE(*,*) 'restsett : calendar of the restart ',calendar
666      ENDIF
667    ENDIF
668  ENDIF
669  CALL ioget_calendar (one_year,one_day)
670  IF (l_dbg) THEN
671    WRITE(*,*) 'one_year,one_day = ',one_year,one_day
672  ENDIF
673!-
674  itau_orig = 'XXXXX'
675  tax_orig  = 'XXXXX'
676!-
677! Get the time steps of the time axis if available on the restart file
678!-
679  IF (tind_varid_in(nb_fi) > 0) THEN
680    IF (ow_time) THEN
681      t_index(nb_fi,:) = itau
682      IF (l_dbg) THEN
683        WRITE(*,*) "nb_fi,t_index",nb_fi,t_index(nb_fi,:)
684      ENDIF
685      CALL ju2ymds (date0,year0,month0,day0,sec0)
686      hours0 = NINT(sec0/3600)
687      sec0 = sec0 - 3600 * hours0
688      minutes0 = NINT(sec0 / 60)
689      sec0 = sec0 - 60 * minutes0
690      seci = NINT(sec0)
691      strc=':'
692      IF (l_dbg) THEN
693        WRITE(*,*) date0
694        WRITE (UNIT=itau_orig,FMT='(I4.4,5(A,I2.2))') &
695 &       year0,'-',month0,'-',day0,' ',hours0,':',minutes0,':',seci
696        WRITE(*,*) "itau_orig : ",itau_orig
697      ENDIF
698    ELSE
699      iret = NF90_GET_VAR(ncfid,tind_varid_in(nb_fi),t_index(nb_fi,:))
700      IF (l_dbg) THEN
701        WRITE(*,*) "restsett, time axis : ",t_index(nb_fi,:)
702      ENDIF
703      iret = NF90_GET_ATT(ncfid,tind_varid_in(nb_fi),'units',itau_orig)
704      itau_orig = &
705 &      itau_orig(INDEX(itau_orig,'since')+6:LEN_TRIM(itau_orig))
706      iret = &
707 &      NF90_GET_ATT(ncfid,tind_varid_in(nb_fi),'tstep_sec',timestep)
708!-----
709!---- This time origin will dominate as it is linked to the time steps.
710!-----
711      READ (UNIT=itau_orig,FMT='(I4.4,5(A,I2.2))') &
712 &      year0,strc,month0,strc,day0,strc, &
713 &      hours0,strc,minutes0,strc,seci
714      sec0 = REAL(seci)
715      sec0 = hours0*3600.+minutes0*60.+sec0
716      CALL ymds2ju (year0,month0,day0,sec0,date0)
717    ENDIF
718  ENDIF
719!-
720! If a julian day time axis is available then we get it
721!-
722  IF (tax_varid_in(nb_fi) > 0) THEN
723    iret = NF90_GET_VAR(ncfid,tax_varid_in(nb_fi),t_julian(nb_fi,:))
724    iret = NF90_GET_ATT(ncfid,tax_varid_in(nb_fi),'units',tax_orig)
725    tax_orig = tax_orig(INDEX(tax_orig,'since')+6:LEN_TRIM(tax_orig))
726    tmp_cal = ' '
727    iret = NF90_GET_ATT(ncfid,tax_varid_in(nb_fi),'calendar',tmp_cal)
728    IF (l_dbg) THEN
729      WRITE(*,*) 'restsett : tmp_calendar of the restart ',tmp_cal
730    ENDIF
731!---
732    CALL strlowercase (tmp_cal)
733    IF (INDEX(calend_str,tmp_cal) < 1) THEN
734      IF (INDEX(calend_str,'unknown') > 0) THEN
735        calend_str = tmp_cal
736      ELSE
737        CALL ipslerr (2,'restsett', &
738 &       ' In the restart files two different calendars were found.', &
739 &       ' Please check the files you have used.',' ')
740      ENDIF
741    ENDIF
742!---
743!-- We need to transform that into julian days
744!-- to get ride of the intial date.
745!---
746    IF (l_dbg) WRITE(*,*) 'tax_orig : ',TRIM(tax_orig)
747    READ (UNIT=tax_orig,FMT='(I4.4,5(a,I2.2))') &
748      year0,strc,month0,strc,day0,strc, &
749      hours0,strc,minutes0,strc,seci
750    sec0 = REAL(seci)
751    sec0 = hours0*3600.+minutes0*60.+sec0
752    CALL ymds2ju (year0,month0,day0,sec0,date0_ju)
753    t_julian(nb_fi,:) = t_julian(nb_fi,:)/one_day+date0_ju
754  ENDIF
755!-
756  IF (     (INDEX(itau_orig,'XXXXX') > 0) &
757      .AND.(INDEX(tax_orig,'XXXXX')  < 1) ) THEN
758!!- Compute the t_itau from the date read and the timestep in the input
759  ENDIF
760!-
761  IF (     (INDEX(tax_orig,'XXXXX')  > 0) &
762      .AND.(INDEX(itau_orig,'XXXXX') < 1) ) THEN
763    DO it=1,tax_size_in(nb_fi)
764      t_julian(nb_fi,it) = itau2date(t_index(nb_fi,it),date0,timestep)
765    ENDDO
766  ENDIF
767!-
768! If neither the indices or time is present then get global attributes
769! This is for compatibility reasons and should not be used.
770!-
771  IF ((tax_varid_in(nb_fi) < 0).AND.(tind_varid_in(nb_fi) < 0)) THEN
772    iax = -1
773    DO iv=1,nbvar_in(nb_fi)
774      IF (    (INDEX(varname_in(nb_fi,iv),'tsteps') > 0) &
775 &        .OR.(INDEX(varname_in(nb_fi,iv),'time_steps') > 0)) THEN
776        iax = iv
777      ENDIF
778    ENDDO
779!---
780    IF (iax < 0) THEN
781      CALL ipslerr (3,'restsett',&
782        & 'No time axis was found in the restart file. Please check',&
783        & 'that it corresponds to the convention used in restsett',&
784        & ' ')
785    ELSE
786      iret = NF90_GET_VAR(ncfid,tind_varid_in(nb_fi),t_index(nb_fi,:))
787      iret = NF90_GET_ATT(ncfid,NF90_GLOBAL,'delta_tstep_sec',timestep)
788      iret = NF90_GET_ATT(ncfid,NF90_GLOBAL,'year0',ttmp)
789      year0 = NINT(ttmp)
790      iret = NF90_GET_ATT(ncfid,NF90_GLOBAL,'month0',ttmp)
791      month0 = NINT(ttmp)
792      iret = NF90_GET_ATT(ncfid,NF90_GLOBAL,'day0',ttmp)
793      day0 = NINT(ttmp)
794      iret = NF90_GET_ATT(ncfid,NF90_GLOBAL,'sec0',sec0)
795!---
796      CALL ymds2ju (year0,month0,day0,sec0,date0)
797      t_julian(nb_fi,1) = itau2date(t_index(nb_fi,1),date0,timestep)
798    ENDIF
799  ENDIF
800!----------------------
801END SUBROUTINE restsett
802!===
803SUBROUTINE restopenout &
804  (fid,fname,iim,jjm, &
805   lon,lat,llm,lev,timestep,date,ncfid,domain_id)
806!---------------------------------------------------------------------
807!- Opens the restart file for output.
808!- The longitude and time variables are written.
809!---------------------------------------------------------------------
810  IMPLICIT NONE
811!-
812  INTEGER,INTENT(IN) :: fid,iim,jjm,llm
813  CHARACTER(LEN=*) :: fname
814  REAL :: date,timestep
815  REAL :: lon(iim,jjm),lat(iim,jjm),lev(llm)
816  INTEGER,INTENT(OUT) :: ncfid
817  INTEGER,INTENT(IN),OPTIONAL :: domain_id
818!-
819  INTEGER :: iret
820  CHARACTER(LEN=70) :: str_t
821  INTEGER :: x_id,y_id,z_id,itauid
822  INTEGER :: nlonid,nlatid,nlevid,timeid
823  INTEGER :: year,month,day,hours,minutes
824  REAL :: sec
825  CHARACTER(LEN=3),DIMENSION(12) :: &
826    cal = (/'JAN','FEB','MAR','APR','MAY','JUN', &
827            'JUL','AUG','SEP','OCT','NOV','DEC'/)
828  CHARACTER(LEN=30) :: timenow
829  LOGICAL :: l_dbg
830!---------------------------------------------------------------------
831  CALL ipsldbg (old_status=l_dbg)
832!-
833  IF (l_dbg) WRITE(*,*) "restopenout 0.0 ",TRIM(fname)
834!-
835!  If we use the same file for input and output
836!- we will not even call restopenout
837!-
838  iret = NF90_CREATE(fname,NF90_NOCLOBBER,ncfid)
839  IF (iret == -35) THEN
840    CALL ipslerr (3,'restopenout',&
841      & ' The restart file aready exists on the disc. IOIPSL ',&
842      & ' will not overwrite it. You should remove the old one or ',&
843      & ' generate the new one with another name')
844  ENDIF
845!-
846  iret = NF90_DEF_DIM(ncfid,'x',iim,x_id)
847  xax_nb(fid) = xax_nb(fid)+1
848  xax_infs(fid,xax_nb(fid),1) = iim
849  xax_infs(fid,xax_nb(fid),2) = x_id
850!-
851  iret = NF90_DEF_DIM(ncfid,'y',jjm,y_id)
852  yax_nb(fid)  = yax_nb(fid)+1
853  yax_infs(fid,yax_nb(fid),1) = jjm
854  yax_infs(fid,yax_nb(fid),2) = y_id
855!-
856  iret = NF90_DEF_DIM(ncfid,'z',llm,z_id)
857  zax_nb(fid) = zax_nb(fid)+1
858  zax_infs(fid,zax_nb(fid),1) = llm
859  zax_infs(fid,zax_nb(fid),2) = z_id
860!-
861  iret = NF90_DEF_DIM(ncfid,'time',NF90_UNLIMITED,tdimid_out(fid))
862!-
863! 1.0 Longitude
864!-
865  IF (l_dbg) WRITE(*,*) "restopenout 1.0"
866!-
867  iret = NF90_DEF_VAR(ncfid,"nav_lon",NF90_FLOAT,(/x_id,y_id/),nlonid)
868  iret = NF90_PUT_ATT(ncfid,nlonid,'units',"degrees_east")
869  iret = NF90_PUT_ATT(ncfid,nlonid,'valid_min',REAL(-180.,KIND=4))
870  iret = NF90_PUT_ATT(ncfid,nlonid,'valid_max',REAL( 180.,KIND=4))
871  iret = NF90_PUT_ATT(ncfid,nlonid,'long_name',"Longitude")
872!-
873! 2.0 Latitude
874!-
875  IF (l_dbg) WRITE(*,*) "restopenout 2.0"
876!-
877  iret = NF90_DEF_VAR(ncfid,"nav_lat",NF90_FLOAT,(/x_id,y_id/),nlatid)
878  iret = NF90_PUT_ATT(ncfid,nlatid,'units',"degrees_north")
879  iret = NF90_PUT_ATT(ncfid,nlatid,'valid_min',REAL(-90.,KIND=4))
880  iret = NF90_PUT_ATT(ncfid,nlatid,'valid_max',REAL( 90.,KIND=4))
881  iret = NF90_PUT_ATT(ncfid,nlatid,'long_name',"Latitude")
882!-
883! 3.0 Levels
884!-
885  IF (l_dbg) WRITE(*,*) "restopenout 3.0"
886!-
887  iret = NF90_DEF_VAR(ncfid,"nav_lev",NF90_FLOAT,z_id,nlevid)
888  iret = NF90_PUT_ATT(ncfid,nlevid,'units',"model_levels")
889  iret = NF90_PUT_ATT(ncfid,nlevid,'valid_min', &
890 &                     REAL(MINVAL(lev),KIND=4))
891  iret = NF90_PUT_ATT(ncfid,nlevid,'valid_max', &
892 &                     REAL(MAXVAL(lev),KIND=4))
893  iret = NF90_PUT_ATT(ncfid,nlevid,'long_name',"Model levels")
894!-
895! 4.0 Time axis, this is the seconds since axis
896!-
897  IF (l_dbg) WRITE(*,*) "restopenout 4.0"
898!-
899  iret = NF90_DEF_VAR(ncfid,"time",NF90_FLOAT, &
900                       tdimid_out(fid),timeid)
901  tax_varid_out(fid) = timeid
902!-
903  timeorig(fid) = date
904  CALL ju2ymds (date,year,month,day,sec)
905  hours   = INT(sec/(60.*60.))
906  minutes = INT((sec-hours*60.*60.)/60.)
907  sec     = sec-(hours*60.*60.+minutes*60.)
908  WRITE (UNIT=str_t, &
909   FMT='("seconds since ",I4.4,2("-",I2.2)," ",I2.2,2(":",I2.2))') &
910 &  year,month,day,hours,minutes,INT(sec)
911  iret = NF90_PUT_ATT(ncfid,timeid,'units',TRIM(str_t))
912!-
913  CALL ioget_calendar (str_t)
914  iret = NF90_PUT_ATT(ncfid,timeid,'calendar',TRIM(str_t))
915  iret = NF90_PUT_ATT(ncfid,timeid,'title','Time')
916  iret = NF90_PUT_ATT(ncfid,timeid,'long_name','Time axis')
917!-
918  WRITE(UNIT=str_t, &
919   FMT='(" ",I4.4,"-",A3,"-",I2.2," ",I2.2,2(":",I2.2))') &
920 &  year,cal(month),day,hours,minutes,INT(sec)
921  iret = NF90_PUT_ATT(ncfid,timeid,'time_origin',TRIM(str_t))
922!-
923! 5.0 Time axis, this is the time steps since axis
924!-
925  IF (l_dbg) WRITE(*,*) "restopenout 5.0"
926!-
927  iret = NF90_DEF_VAR(ncfid,"time_steps",NF90_INT, &
928 &                    tdimid_out(fid),itauid)
929  tind_varid_out(fid) = itauid
930!-
931  CALL ju2ymds (date,year,month,day,sec)
932!-
933  hours   = INT(sec/(60.*60.))
934  minutes = INT((sec-hours*60.*60.)/60.)
935  sec     = sec-(hours*60.*60.+minutes*60.)
936!-
937  WRITE (UNIT=str_t, &
938   FMT='("timesteps since ",I4.4,2("-",I2.2)," ",I2.2,2(":",I2.2))') &
939 &  year,month,day,hours,minutes,INT(sec)
940!-
941  iret = NF90_PUT_ATT(ncfid,itauid,'units',TRIM(str_t))
942  iret = NF90_PUT_ATT(ncfid,itauid,'title','Time steps')
943  iret = NF90_PUT_ATT(ncfid,itauid,'tstep_sec',REAL(timestep,KIND=4))
944  iret = NF90_PUT_ATT(ncfid,itauid,'long_name','Time step axis')
945!-
946  WRITE(UNIT=str_t, &
947   FMT='(" ",I4.4,"-",A3,"-",I2.2," ",I2.2,2(":",I2.2))') &
948 &  year,cal(month),day,hours,minutes,INT(sec)
949  iret = NF90_PUT_ATT(ncfid,itauid,'time_origin',TRIM(str_t))
950!-
951!  5.2 Write global attributes
952!-
953  iret = NF90_PUT_ATT(ncfid,NF90_GLOBAL,'Conventions',"CF-1.1")
954  iret = NF90_PUT_ATT(ncfid,NF90_GLOBAL,'file_name',TRIM(fname))
955!!  TO BE DONE LATER
956!!   iret = NF90_PUT_ATT(ncfid,NF90_GLOBAL, &
957!!                       'production',TRIM(model_name))
958!!   lock_modname = .TRUE.
959  CALL ioget_timestamp (timenow)
960  iret = NF90_PUT_ATT(ncfid,NF90_GLOBAL,'TimeStamp',TRIM(timenow))
961!-
962! Add DOMAIN attributes if needed
963!-
964  CALL flio_dom_att (ncfid,domain_id)
965!-
966! 6.0 The coordinates are written to the file
967!-
968  iret = NF90_ENDDEF(ncfid)
969!-
970  iret = NF90_PUT_VAR(ncfid,nlonid,lon)
971  iret = NF90_PUT_VAR(ncfid,nlatid,lat)
972  iret = NF90_PUT_VAR(ncfid,nlevid,lev)
973!-
974! 7.0 Set a few variables related to the out file
975!-
976  nbvar_out(fid) = 0
977  itau_out(fid) = -1
978  tstp_out(fid) = 0
979  touched_out(fid,:) = .FALSE.
980!-
981! 7.1 The file is put back in define mode.
982!     This will last until itau_out >= 0
983!-
984  iret = NF90_REDEF(ncfid)
985!-
986  IF (l_dbg) WRITE(*,*) "restopenout END"
987!-------------------------
988END SUBROUTINE restopenout
989!===
990SUBROUTINE restget_opp_r1d &
991 & (fid,vname_q,iim,jjm,llm,itau,def_beha, &
992 &  var,MY_OPERATOR,nbindex,ijndex)
993!---------------------------------------------------------------------
994!- This subroutine serves as an interface to restget_real
995!-
996!- Should work as restput_opp_r1d but the other way around !
997!---------------------------------------------------------------------
998  IMPLICIT NONE
999!-
1000  INTEGER :: fid
1001  CHARACTER(LEN=*) :: vname_q
1002  INTEGER :: iim,jjm,llm,itau
1003  LOGICAL def_beha
1004  REAL :: var(:)
1005  CHARACTER(LEN=*) :: MY_OPERATOR
1006  INTEGER :: nbindex,ijndex(nbindex)
1007!-
1008  INTEGER :: req_sz,siz1
1009  REAL :: scal
1010  CHARACTER(LEN=7) :: topp
1011  LOGICAL :: l_dbg
1012!---------------------------------------------------------------------
1013  CALL ipsldbg (old_status=l_dbg)
1014!-
1015! 0.0 What size should be the data in the file
1016!-
1017  req_sz = 1
1018  IF (nbindex == iim .AND. jjm <= 1 .AND. llm <= 1) THEN
1019    IF (xax_infs(fid,1,1) > 0) req_sz = req_sz*xax_infs(fid,1,1)
1020    IF (yax_infs(fid,1,1) > 0) req_sz = req_sz*yax_infs(fid,1,1)
1021    IF (zax_infs(fid,1,1) > 0) req_sz = req_sz*zax_infs(fid,1,1)
1022  ELSE
1023    CALL ipslerr (3,'resget_opp_r1d', &
1024      'Unable to performe an operation on this variable as it has',&
1025      'a second and third dimension',vname_q)
1026  ENDIF
1027!-
1028! 1.0 Allocate the temporary buffer we need
1029!     to put the variable in right dimension
1030!-
1031  siz1 = SIZE(var)
1032  CALL rest_alloc (1,siz1,l_dbg,'restget_opp_r1d')
1033  CALL rest_alloc (2,req_sz,l_dbg,'restget_opp_r1d')
1034!-
1035! 2.0 Here we get the variable from the restart file
1036!-
1037  CALL restget_real &
1038    (fid,vname_q,xax_infs(fid,1,1),yax_infs(fid,1,1), &
1039     zax_infs(fid,1,1),itau,def_beha,buff_tmp2)
1040!-
1041! 4.0 Transfer the buffer obtained from the restart file
1042!     into the variable the model expects
1043!-
1044  topp = MY_OPERATOR(1:MIN(LEN_TRIM(MY_OPERATOR),7))
1045!-
1046  IF (INDEX(indchfun,topp(:LEN_TRIM(topp))) > 0) THEN
1047    scal = missing_val
1048    CALL mathop (topp,req_sz,buff_tmp2,missing_val, &
1049 &               nbindex,ijndex,scal,siz1,buff_tmp1)
1050    var(:) = buff_tmp1(1:siz1)
1051  ELSE
1052    CALL ipslerr (3,'resget_opp_r1d', &
1053      'The operation you wish to do on the variable for the ',&
1054      'restart file is not allowed.',topp)
1055  ENDIF
1056!-----------------------------
1057END SUBROUTINE restget_opp_r1d
1058!===
1059SUBROUTINE restget_opp_r2d &
1060 & (fid,vname_q,iim,jjm,llm,itau,def_beha, &
1061 &  var,MY_OPERATOR,nbindex,ijndex)
1062!---------------------------------------------------------------------
1063!- This subroutine serves as an interface to restget_real
1064!-
1065!- Should work as restput_opp_r2d but the other way around !
1066!---------------------------------------------------------------------
1067  IMPLICIT NONE
1068!-
1069  INTEGER :: fid
1070  CHARACTER(LEN=*) :: vname_q
1071  INTEGER :: iim,jjm,llm,itau
1072  LOGICAL def_beha
1073  REAL :: var(:,:)
1074  CHARACTER(LEN=*) :: MY_OPERATOR
1075  INTEGER :: nbindex,ijndex(nbindex)
1076!-
1077  INTEGER :: jj,req_sz,ist,var_sz,siz1
1078  REAL :: scal
1079  CHARACTER(LEN=7) :: topp
1080  LOGICAL :: l_dbg
1081!---------------------------------------------------------------------
1082  CALL ipsldbg (old_status=l_dbg)
1083!-
1084! 0.0 What size should be the data in the file
1085!-
1086  req_sz = 1
1087  IF (nbindex == iim  .AND. llm <= 1) THEN
1088    IF (xax_infs(fid,1,1) > 0) req_sz = req_sz*xax_infs(fid,1,1)
1089    IF (yax_infs(fid,1,1) > 0) req_sz = req_sz*yax_infs(fid,1,1)
1090  ELSE
1091    CALL ipslerr (3,'resget_opp_r2d', &
1092      'Unable to performe an operation on this variable as it has', &
1093      'a second and third dimension',vname_q)
1094  ENDIF
1095!-
1096  IF (jjm < 1) THEN
1097    CALL ipslerr (3,'resget_opp_r2d', &
1098      'Please specify a second dimension which is the', &
1099      'layer on which the operations are performed',vname_q)
1100  ENDIF
1101!-
1102! 1.0 Allocate the temporary buffer we need
1103!     to put the variable in right dimension
1104!-
1105  siz1 = SIZE(var,1)
1106  CALL rest_alloc (1,siz1,l_dbg,'restget_opp_r2d')
1107  CALL rest_alloc (2,req_sz*jjm,l_dbg,'restget_opp_r2d')
1108!-
1109! 2.0 Here we get the full variable from the restart file
1110!-
1111  CALL restget_real &
1112 & (fid,vname_q,xax_infs(fid,1,1),yax_infs(fid,1,1), &
1113 &  jjm,itau,def_beha,buff_tmp2)
1114!-
1115! 4.0 Transfer the buffer obtained from the restart file
1116!     into the variable the model expects
1117!-
1118  topp = MY_OPERATOR(1:MIN(LEN_TRIM(MY_OPERATOR),7))
1119!-
1120  IF (INDEX(indchfun,topp(:LEN_TRIM(topp))) > 0) THEN
1121    scal = missing_val
1122    var_sz = siz1
1123    DO jj = 1,jjm
1124      ist = (jj-1)*req_sz+1
1125      CALL mathop (topp,req_sz,buff_tmp2(ist:ist+req_sz-1), &
1126 &      missing_val,nbindex,ijndex,scal,var_sz,buff_tmp1)
1127      var(:,jj) = buff_tmp1(1:siz1)
1128    ENDDO
1129  ELSE
1130    CALL ipslerr (3,'resget_opp_r2d', &
1131      'The operation you wish to do on the variable for the ',&
1132      'restart file is not allowed.',topp)
1133  ENDIF
1134!-----------------------------
1135END SUBROUTINE restget_opp_r2d
1136!===
1137SUBROUTINE restget_r1d &
1138 & (fid,vname_q,iim,jjm,llm,itau,def_beha,var)
1139!---------------------------------------------------------------------
1140!- This subroutine serves as an interface to restget_real
1141!---------------------------------------------------------------------
1142  IMPLICIT NONE
1143!-
1144  INTEGER :: fid
1145  CHARACTER(LEN=*) :: vname_q
1146  INTEGER :: iim,jjm,llm,itau
1147  LOGICAL :: def_beha
1148  REAL :: var(:)
1149!-
1150  INTEGER :: ji,jl,req_sz,var_sz,siz1
1151  CHARACTER(LEN=70) :: str,str2
1152  LOGICAL :: l_dbg
1153!---------------------------------------------------------------------
1154  CALL ipsldbg (old_status=l_dbg)
1155!-
1156! 1.0 Allocate the temporary buffer we need
1157!     to put the variable in right dimension
1158!-
1159  siz1 = SIZE(var)
1160  var_sz = siz1
1161  CALL rest_alloc (1,var_sz,l_dbg,'restget_r1d')
1162!-
1163! 2.0 Here we could check if the sizes specified agree
1164!     with the size of the variable provided
1165!-
1166  req_sz = 1
1167  IF (iim > 0) req_sz = req_sz*iim
1168  IF (jjm > 0) req_sz = req_sz*jjm
1169  IF (llm > 0) req_sz = req_sz*llm
1170  IF (req_sz > var_sz) THEN
1171    WRITE(str, &
1172 &    '("Size of variable requested from file should be ",I6)') req_sz
1173    WRITE(str2, &
1174 &    '("but the provided variable can only hold ",I6)') var_sz
1175    CALL ipslerr (3,'restget_r1d',str,str2,' ')
1176  ENDIF
1177  IF (req_sz < var_sz) THEN
1178    WRITE(str, &
1179 &    '("the size of variable requested from file is ",I6)') req_sz
1180    WRITE(str2, &
1181 &    '("but the provided variable can hold ",I6)') var_sz
1182    CALL ipslerr (2,'restget_r1d', &
1183      'There could be a problem here :',str,str2)
1184  ENDIF
1185!-
1186  CALL restget_real &
1187 & (fid,vname_q,iim,jjm,llm,itau,def_beha,buff_tmp1)
1188!-
1189! 4.0 Transfer the buffer obtained from the restart file
1190!     into the variable the model expects
1191!-
1192  jl=0
1193  DO ji=1,siz1
1194    jl=jl+1
1195    var(ji) = buff_tmp1(jl)
1196  ENDDO
1197!-------------------------
1198END SUBROUTINE restget_r1d
1199!===
1200SUBROUTINE restget_r2d &
1201 & (fid,vname_q,iim,jjm,llm,itau,def_beha,var)
1202!---------------------------------------------------------------------
1203!- This subroutine serves as an interface to restget_real
1204!---------------------------------------------------------------------
1205  IMPLICIT NONE
1206!-
1207  INTEGER :: fid
1208  CHARACTER(LEN=*) :: vname_q
1209  INTEGER :: iim,jjm,llm,itau
1210  LOGICAL :: def_beha
1211  REAL :: var(:,:)
1212!-
1213  INTEGER :: ji,jj,jl,req_sz,var_sz,siz1,siz2
1214  CHARACTER(LEN=70) :: str,str2
1215  LOGICAL :: l_dbg
1216!---------------------------------------------------------------------
1217  CALL ipsldbg (old_status=l_dbg)
1218!-
1219! 1.0 Allocate the temporary buffer we need
1220!     to put the variable in right dimension
1221!-
1222  siz1 = SIZE(var,1)
1223  siz2 = SIZE(var,2)
1224  var_sz = siz1*siz2
1225  CALL rest_alloc (1,var_sz,l_dbg,'restget_r2d')
1226!-
1227! 2.0 Here we check if the sizes specified agree
1228!     with the size of the variable provided
1229!-
1230  req_sz = 1
1231  IF (iim > 0) req_sz = req_sz*iim
1232  IF (jjm > 0) req_sz = req_sz*jjm
1233  IF (llm > 0) req_sz = req_sz*llm
1234  IF (req_sz > var_sz) THEN
1235    WRITE(str, &
1236 &    '("Size of variable ",A, &
1237 &      //" requested from file should be ",I6)') TRIM(vname_q),req_sz
1238    WRITE(str2, &
1239 &    '("but the provided variable can only hold ",I6)') var_sz
1240    CALL ipslerr (3,'restget_r2d',str,str2,' ')
1241  ENDIF
1242  IF (req_sz < var_sz) THEN
1243    WRITE(str, &
1244 &    '("Size of variable ",A, &
1245 &      //" requested from file is ",I6)') TRIM(vname_q),req_sz
1246    WRITE(str2,'("but the provided variable can hold ",I6)') var_sz
1247    CALL ipslerr (2,'restget_r2d', &
1248      'There could be a problem here :',str,str2)
1249  ENDIF
1250!-
1251  CALL restget_real &
1252 & (fid,vname_q,iim,jjm,llm,itau,def_beha,buff_tmp1)
1253!-
1254! 4.0 Transfer the buffer obtained from the restart file
1255!     into the variable the model expects
1256!-
1257  jl=0
1258  DO jj=1,siz2
1259    DO ji=1,siz1
1260      jl=jl+1
1261      var(ji,jj) = buff_tmp1(jl)
1262    ENDDO
1263  ENDDO
1264!-------------------------
1265END SUBROUTINE restget_r2d
1266!===
1267SUBROUTINE restget_r3d &
1268  (fid,vname_q,iim,jjm,llm,itau,def_beha,var)
1269!---------------------------------------------------------------------
1270!- This subroutine serves as an interface to restget_real
1271!---------------------------------------------------------------------
1272  IMPLICIT NONE
1273!-
1274  INTEGER :: fid
1275  CHARACTER(LEN=*) :: vname_q
1276  INTEGER :: iim,jjm,llm,itau
1277  LOGICAL def_beha
1278  REAL :: var(:,:,:)
1279!-
1280  INTEGER :: ji,jj,jk,jl,req_sz,var_sz,siz1,siz2,siz3
1281  CHARACTER(LEN=70) :: str,str2
1282  LOGICAL :: l_dbg
1283!---------------------------------------------------------------------
1284  CALL ipsldbg (old_status=l_dbg)
1285!-
1286! 1.0 Allocate the temporary buffer we need
1287!     to put the variable in right dimension
1288!-
1289  siz1 = SIZE(var,1)
1290  siz2 = SIZE(var,2)
1291  siz3 = SIZE(var,3)
1292  var_sz = siz1*siz2*siz3
1293  CALL rest_alloc (1,var_sz,l_dbg,'restget_r3d')
1294!-
1295! 2.0 Here we check if the sizes specified agree
1296!     with the size of the variable provided
1297!-
1298  req_sz = 1
1299  IF (iim > 0) req_sz = req_sz*iim
1300  IF (jjm > 0) req_sz = req_sz*jjm
1301  IF (llm > 0) req_sz = req_sz*llm
1302  IF (req_sz > var_sz) THEN
1303    WRITE(str, &
1304 &    '("Size of variable ",A, &
1305 &      //" requested from file should be ",I6)') TRIM(vname_q),req_sz
1306    WRITE(str2, &
1307 &    '("but the provided variable can only hold ",I6)') var_sz
1308    CALL ipslerr (3,'restget_r3d',str,str2,' ')
1309  ENDIF
1310  IF (req_sz < var_sz) THEN
1311    WRITE(str, &
1312 &    '("Size of variable ",A, &
1313 &      //" requested from file is ",I6)') TRIM(vname_q),req_sz
1314    WRITE(str2,'("but the provided variable can hold ",I6)') var_sz
1315    CALL ipslerr (2,'restget_r3d', &
1316      'There could be a problem here :',str,str2)
1317  ENDIF
1318!-
1319  CALL restget_real &
1320    (fid,vname_q,iim,jjm,llm,itau,def_beha,buff_tmp1)
1321!-
1322! 4.0 Transfer the buffer obtained from the restart file
1323!     into the variable the model expects
1324!-
1325  jl=0
1326  DO jk=1,siz3
1327    DO jj=1,siz2
1328      DO ji=1,siz1
1329        jl=jl+1
1330        var(ji,jj,jk) = buff_tmp1(jl)
1331      ENDDO
1332    ENDDO
1333  ENDDO
1334!-------------------------
1335END SUBROUTINE restget_r3d
1336!===
1337SUBROUTINE restget_real &
1338  (fid,vname_q,iim,jjm,llm,itau,def_beha,var)
1339!---------------------------------------------------------------------
1340!- This subroutine is for getting a variable from the restart file.
1341!- A number of verifications will be made :
1342!- - Is this the first time we read this variable ?
1343!- - Are the dimensions correct ?
1344!- - Is the correct time step present in the file
1345!- - is a default behaviour possible. If not the model is stoped.
1346!- Default procedure is to write the content of val_exp on all values.
1347!-
1348!- INPUT
1349!-
1350!- fid            : Identification of the file
1351!- vname_q        : Name of the variable to be read
1352!- iim, jjm ,llm  : Dimensions of the variable that should be read
1353!- itau           : Time step at whcih we are when we want
1354!-                  to read the variable
1355!- def_beha       : If the model can restart without this variable
1356!-                  then some strange value is given.
1357!-
1358!- OUTPUT
1359!-
1360!- var            : Variable in which the data is put
1361!---------------------------------------------------------------------
1362  IMPLICIT NONE
1363!-
1364  INTEGER :: fid
1365  CHARACTER(LEN=*) :: vname_q
1366  INTEGER :: iim,jjm,llm,itau
1367  LOGICAL :: def_beha
1368  REAL :: var(:)
1369!-
1370  INTEGER :: vid,vnb,ncfid,iret,index,it,ndim,ia
1371  CHARACTER(LEN=70) str,str2
1372  CHARACTER(LEN=80) attname
1373  INTEGER,DIMENSION(4) :: corner,edge
1374!---------------------------------------------------------------------
1375  ncfid = netcdf_id(fid,1)
1376!-
1377  CALL find_str (varname_in(fid,1:nbvar_in(fid)),vname_q,vnb)
1378!-
1379! 1.0 If the variable is not present then ERROR or filled up
1380!     by default values if allowed
1381!-
1382  IF (vnb < 0) THEN
1383    IF (def_beha) THEN
1384!-----
1385      lock_valexp = .TRUE.
1386      var(:) = val_exp
1387!----
1388      str = 'Variable '//TRIM(vname_q) &
1389          //' is not present in the restart file'
1390      CALL ipslerr (1,'restget', &
1391 &      str,'but default values are used to fill in',' ')
1392!----
1393      IF (nbvar_in(fid) >= max_var) THEN
1394        CALL ipslerr (3,'restget', &
1395         'Too many variables for the restcom module', &
1396         'Please increase the value of max_var',' ')
1397      ENDIF
1398      nbvar_in(fid) = nbvar_in(fid)+1
1399      vnb = nbvar_in(fid)
1400      varname_in(fid,vnb) = vname_q
1401      touched_in(fid,vnb) = .TRUE.
1402!-----
1403      CALL restdefv (fid,vname_q,iim,jjm,llm,.TRUE.)
1404!-----
1405    ELSE
1406      str = 'Variable '//TRIM(vname_q) &
1407          //' is not present in the restart file'
1408      CALL ipslerr (3,'restget', &
1409 &      str,'but it is need to restart the model',' ')
1410    ENDIF
1411!---
1412  ELSE
1413!---
1414!--  2.0 Check if the variable has not yet been read
1415!--      and that the time is OK
1416!---
1417    vid = varid_in(fid,vnb)
1418!---
1419    nbvar_read(fid) = nbvar_read(fid)+1
1420!---
1421    IF (touched_in(fid,vnb)) THEN
1422      str = 'Variable '//TRIM(vname_q) &
1423          //' has already been read from file'
1424      CALL ipslerr (3,'restget',str,' ',' ')
1425    ENDIF
1426!---
1427!-- 3.0 get the time step of the restart file
1428!--     and check if it is correct
1429!---
1430    index = -1
1431    DO it=1,tax_size_in(fid)
1432      IF (t_index(fid,it) == itau)  index = it
1433    ENDDO
1434    IF (index < 0) THEN
1435      str = 'The time step requested for variable '//TRIM(vname_q)
1436      CALL ipslerr (3,'restget', &
1437 &      str,'is not available in the current file',' ')
1438    ENDIF
1439!---
1440!-- 4.0 Read the data. Note that the variables in the restart files
1441!--     have no time axis is and thus we write -1
1442!---
1443    str='Incorrect dimension for '//TRIM(vname_q)
1444    ndim = 0
1445    IF (iim > 0) THEN
1446      ndim = ndim+1
1447      IF (vardims_in(fid,vnb,ndim) == iim) THEN
1448        corner(ndim) = 1
1449        edge(ndim) = iim
1450      ELSE
1451        WRITE (str2,'("Incompatibility for iim : ",I6,I6)') &
1452             iim,vardims_in(fid,vnb,ndim)
1453        CALL ipslerr (3,'restget',str,str2,' ')
1454      ENDIF
1455    ENDIF
1456!---
1457    IF (jjm > 0) THEN
1458      ndim = ndim+1
1459      IF (vardims_in(fid,vnb,ndim) == jjm) THEN
1460        corner(ndim) = 1
1461        edge(ndim) = jjm
1462      ELSE
1463        WRITE (str2,'("Incompatibility for jjm : ",I6,I6)') &
1464             jjm,vardims_in(fid,vnb,ndim)
1465        CALL ipslerr (3,'restget',str,str2,' ')
1466      ENDIF
1467    ENDIF
1468!---
1469    IF (llm > 0) THEN
1470      ndim = ndim+1
1471      IF (vardims_in(fid,vnb,ndim) == llm) THEN
1472        corner(ndim) = 1
1473        edge(ndim) = llm
1474      ELSE
1475        WRITE (str2,'("Incompatibility for llm : ",I6,I6)') &
1476             llm,vardims_in(fid,vnb,ndim)
1477        CALL ipslerr (3,'restget',str,str2,' ')
1478      ENDIF
1479    ENDIF
1480!---
1481!-- Time
1482!---
1483    ndim = ndim+1
1484    corner(ndim) = index
1485!!????? edge(ndim) = index
1486    edge(ndim) = 1
1487!---
1488    iret = NF90_GET_VAR(ncfid,vid,var, &
1489 &                      start=corner(1:ndim),count=edge(1:ndim))
1490!---
1491!-- 5.0 The variable we have just read is created
1492!--      in the next restart file
1493!---
1494    IF (     (netcdf_id(fid,1) /= netcdf_id(fid,2))  &
1495 &      .AND.(netcdf_id(fid,2) > 0) ) THEN
1496!-----
1497      CALL restdefv (fid,vname_q,iim,jjm,llm,.FALSE.)
1498!-----
1499      DO ia = 1,varatt_in(fid,vnb)
1500        iret = NF90_INQ_ATTNAME(ncfid,vid,ia,attname)
1501        iret = NF90_COPY_ATT(ncfid,vid,attname, &
1502 &               netcdf_id(fid,2),varid_out(fid,nbvar_out(fid)))
1503      ENDDO
1504!-----
1505      IF (itau_out(fid) >= 0) THEN
1506        iret = NF90_ENDDEF(netcdf_id(fid,2))
1507      ENDIF
1508    ENDIF
1509!---
1510  ENDIF
1511!--------------------------
1512END SUBROUTINE restget_real
1513!===
1514SUBROUTINE restput_opp_r1d &
1515 & (fid,vname_q,iim,jjm,llm,itau,var,MY_OPERATOR,nbindex,ijndex)
1516!---------------------------------------------------------------------
1517!- This subroutine is the interface to restput_real which allows
1518!- to re-index data onto the original grid of the restart file.
1519!- The logic we use is still fuzzy in my mind but that is probably
1520!- only because I have not yet though through everything.
1521!-
1522!- In the case iim = nbindex it means that the user attempts
1523!- to project a vector back onto the original 2D or 3D field.
1524!- This requires that jjm and llm be equal to 1 or 0,
1525!- else I would not know what it means.
1526!---------------------------------------------------------------------
1527  IMPLICIT NONE
1528!-
1529  INTEGER :: fid
1530  CHARACTER(LEN=*) :: vname_q
1531  INTEGER :: iim,jjm,llm,itau
1532  REAL :: var(:)
1533  CHARACTER(LEN=*) :: MY_OPERATOR
1534  INTEGER :: nbindex,ijndex(nbindex)
1535!-
1536  INTEGER :: req_sz,siz1
1537  REAL :: scal
1538  CHARACTER(LEN=7) :: topp
1539  LOGICAL :: l_dbg
1540!---------------------------------------------------------------------
1541  CALL ipsldbg (old_status=l_dbg)
1542!-
1543! 0.0 What size should be the data in the file
1544!-
1545  req_sz = 1
1546  IF ( nbindex == iim .AND. jjm <= 1 .AND. llm <= 1) THEN
1547    IF (xax_infs(fid,1,1) > 0) req_sz = req_sz*xax_infs(fid,1,1)
1548    IF (yax_infs(fid,1,1) > 0) req_sz = req_sz*yax_infs(fid,1,1)
1549    IF (zax_infs(fid,1,1) > 0) req_sz = req_sz*zax_infs(fid,1,1)
1550  ELSE
1551    CALL ipslerr (3,'restput_opp_r1d', &
1552      'Unable to performe an operation on this variable as it has', &
1553      'a second and third dimension',vname_q)
1554  ENDIF
1555!-
1556! 1.0 Allocate the temporary buffer we need
1557!     to put the variable in right dimension
1558!-
1559  siz1 = SIZE(var)
1560  CALL rest_alloc (1,siz1,l_dbg,'restput_opp_r1d')
1561  CALL rest_alloc (2,req_sz,l_dbg,'restput_opp_r1d')
1562!-
1563! 2.0 We do the operation needed.
1564!     It can only be a re-indexing operation.
1565!     You would not want to change the values in a restart file or ?
1566!-
1567  topp = MY_OPERATOR(1:MIN(LEN_TRIM(MY_OPERATOR),7))
1568!-
1569  IF (INDEX(indchfun,topp(:LEN_TRIM(topp))) > 0) THEN
1570    scal = missing_val
1571    buff_tmp1(1:siz1) = var(:)
1572    CALL mathop &
1573 &    (topp,siz1,buff_tmp1,missing_val,nbindex,ijndex, &
1574 &     scal,req_sz,buff_tmp2)
1575  ELSE
1576    CALL ipslerr (3,'restput_opp_r1d', &
1577 &    'The operation you wish to do on the variable for the ', &
1578 &    'restart file is not allowed.',topp)
1579  ENDIF
1580!-
1581  CALL restput_real &
1582 & (fid,vname_q,xax_infs(fid,1,1),yax_infs(fid,1,1), &
1583 &  zax_infs(fid,1,1),itau,buff_tmp2)
1584!-----------------------------
1585END SUBROUTINE restput_opp_r1d
1586!===
1587SUBROUTINE restput_opp_r2d &
1588 & (fid,vname_q,iim,jjm,llm,itau,var,MY_OPERATOR,nbindex,ijndex)
1589!---------------------------------------------------------------------
1590!- This subroutine is the interface to restput_real which allows
1591!- to re-index data onto the original grid of the restart file.
1592!- The logic we use is still fuzzy in my mind but that is probably
1593!- only because I have not yet though through everything.
1594!-
1595!- In the case iim = nbindex it means that the user attempts
1596!- to project the first dimension of the matrix back onto a 3D field
1597!- where jjm will be the third dimension.
1598!- Here we do not allow for 4D data, thus we will take the first
1599!- two dimensions in the file and require that llm = 1.
1600!- These are pretty heavy constraints but I do not know how
1601!- to make it more general. I need to think about it some more.
1602!---------------------------------------------------------------------
1603  IMPLICIT NONE
1604!-
1605  INTEGER :: fid
1606  CHARACTER(LEN=*) :: vname_q
1607  INTEGER :: iim,jjm,llm,itau
1608  REAL :: var(:,:)
1609  CHARACTER(LEN=*) :: MY_OPERATOR
1610  INTEGER :: nbindex,ijndex(nbindex)
1611!-
1612  INTEGER :: jj,req_sz,ist,siz1
1613  REAL :: scal
1614  CHARACTER(LEN=7) :: topp
1615  LOGICAL :: l_dbg
1616!---------------------------------------------------------------------
1617  CALL ipsldbg (old_status=l_dbg)
1618!-
1619! 0.0 What size should be the data in the file
1620!-
1621  req_sz = 1
1622  IF ( nbindex == iim .AND. llm <= 1) THEN
1623    IF (xax_infs(fid,1,1) > 0) req_sz = req_sz*xax_infs(fid,1,1)
1624    IF (yax_infs(fid,1,1) > 0) req_sz = req_sz*yax_infs(fid,1,1)
1625  ELSE
1626    CALL ipslerr (3,'restput_opp_r2d', &
1627      'Unable to performe an operation on this variable as it has', &
1628      'a second and third dimension',vname_q)
1629  ENDIF
1630!-
1631  IF (jjm < 1) THEN
1632    CALL ipslerr (3,'restput_opp_r2d', &
1633      'Please specify a second dimension which is the', &
1634      'layer on which the operations are performed',vname_q)
1635  ENDIF
1636!-
1637! 1.0 Allocate the temporary buffer we need
1638!     to put the variable in right dimension
1639!-
1640  siz1 = SIZE(var,1)
1641  CALL rest_alloc (1,siz1,l_dbg,'restput_opp_r2d')
1642  CALL rest_alloc (2,req_sz*jjm,l_dbg,'restput_opp_r2d')
1643!-
1644! 2.0 We do the operation needed.
1645!     It can only be a re-indexing operation.
1646!     You would not want to change the values in a restart file or ?
1647!-
1648  topp = MY_OPERATOR(1:MIN(LEN_TRIM(MY_OPERATOR),7))
1649!-
1650  IF (INDEX(indchfun,topp(:LEN_TRIM(topp))) > 0) THEN
1651    scal = missing_val
1652    DO jj = 1,jjm
1653      buff_tmp1(1:siz1) = var(:,jj)
1654      ist = (jj-1)*req_sz+1
1655      CALL mathop &
1656 &      (topp,siz1,buff_tmp1,missing_val,nbindex,ijndex, &
1657 &       scal,req_sz,buff_tmp2(ist:ist+req_sz-1))
1658    ENDDO
1659  ELSE
1660    CALL ipslerr (3,'restput_opp_r2d', &
1661 &    'The operation you wish to do on the variable for the ', &
1662 &    'restart file is not allowed.',topp)
1663  ENDIF
1664!-
1665  CALL restput_real &
1666 & (fid,vname_q,xax_infs(fid,1,1),yax_infs(fid,1,1), &
1667 &  jjm,itau,buff_tmp2)
1668!-----------------------------
1669END SUBROUTINE restput_opp_r2d
1670!===
1671SUBROUTINE restput_r1d (fid,vname_q,iim,jjm,llm,itau,var)
1672!---------------------------------------------------------------------
1673!- This subroutine serves as an interface to restput_real
1674!---------------------------------------------------------------------
1675  IMPLICIT NONE
1676!-
1677  INTEGER :: fid
1678  CHARACTER(LEN=*) :: vname_q
1679  INTEGER :: iim,jjm,llm,itau
1680  REAL :: var(:)
1681!-
1682  INTEGER :: ji,jl,req_sz,var_sz,siz1
1683  CHARACTER(LEN=70) :: str,str2
1684  LOGICAL :: l_dbg
1685!---------------------------------------------------------------------
1686  CALL ipsldbg (old_status=l_dbg)
1687!-
1688! 1.0 Allocate the temporary buffer we need
1689!     to put the variable in right dimension
1690!-
1691  siz1 = SIZE(var)
1692  var_sz = siz1
1693  CALL rest_alloc (1,var_sz,l_dbg,'restput_r1d')
1694!-
1695! 2.0 Here we could check if the sizes specified agree
1696!     with the size of the variable provided
1697!-
1698  req_sz = 1
1699  IF (iim > 0) req_sz = req_sz*iim
1700  IF (jjm > 0) req_sz = req_sz*jjm
1701  IF (llm > 0) req_sz = req_sz*llm
1702  IF (req_sz > var_sz) THEN
1703    WRITE(str, &
1704 &    '("Size of variable put to the file should be ",I6)') req_sz
1705    WRITE(str2, &
1706 &    '("but the provided variable is of size ",I6)') var_sz
1707    CALL ipslerr (3,'restput_r1d',str,str2,' ')
1708  ENDIF
1709  IF (req_sz < var_sz) THEN
1710    WRITE(str,'("the size of variable put to the file is ",I6)') req_sz
1711    WRITE(str2,'("but the provided variable is larger ",I6)') var_sz
1712    CALL ipslerr (2,'restput_r1d', &
1713      'There could be a problem here :',str,str2)
1714  ENDIF
1715!-
1716! 4.0 Transfer the buffer obtained from the restart file
1717!     into the variable the model expects
1718!-
1719  jl=0
1720  DO ji=1,siz1
1721    jl=jl+1
1722    buff_tmp1(jl) = var(ji)
1723  ENDDO
1724!-
1725  CALL restput_real (fid,vname_q,iim,jjm,llm,itau,buff_tmp1)
1726!-------------------------
1727END SUBROUTINE restput_r1d
1728!===
1729SUBROUTINE restput_r2d (fid,vname_q,iim,jjm,llm,itau,var)
1730!---------------------------------------------------------------------
1731!- This subroutine serves as an interface to restput_real
1732!---------------------------------------------------------------------
1733  IMPLICIT NONE
1734!-
1735  INTEGER :: fid
1736  CHARACTER(LEN=*) :: vname_q
1737  INTEGER :: iim,jjm,llm,itau
1738  REAL :: var(:,:)
1739!-
1740  INTEGER :: ji,jj,jl,req_sz,var_sz,siz1,siz2
1741  CHARACTER(LEN=70) :: str,str2
1742  LOGICAL :: l_dbg
1743!---------------------------------------------------------------------
1744  CALL ipsldbg (old_status=l_dbg)
1745!-
1746! 1.0 Allocate the temporary buffer we need
1747!     to put the variable in right dimension
1748!-
1749  siz1 = SIZE(var,1)
1750  siz2 = SIZE(var,2)
1751  var_sz = siz1*siz2
1752  CALL rest_alloc (1,var_sz,l_dbg,'restput_r2d')
1753!-
1754! 2.0 Here we could check if the sizes specified agree
1755!     with the size of the variable provided
1756!-
1757  req_sz = 1
1758  IF (iim > 0) req_sz = req_sz*iim
1759  IF (jjm > 0) req_sz = req_sz*jjm
1760  IF (llm > 0) req_sz = req_sz*llm
1761  IF (req_sz > var_sz) THEN
1762    WRITE(str, &
1763&         '("Size of variable put to the file should be ",I6)') req_sz
1764    WRITE(str2,'("but the provided variable is of size  ",I6)') var_sz
1765    CALL ipslerr (3,'restput_r2d',str,str2,' ')
1766  ENDIF
1767  IF (req_sz < var_sz) THEN
1768    WRITE(str,'("the size of variable put to the file is ",I6)') req_sz
1769    WRITE(str2,'("but the provided variable is larger ",I6)')  var_sz
1770    CALL ipslerr (2,'restput_r2d', &
1771      'There could be a problem here :',str,str2)
1772  ENDIF
1773!-
1774! 4.0 Transfer the buffer obtained from the restart file
1775!     into the variable the model expects
1776!-
1777  jl=0
1778  DO jj=1,siz2
1779    DO ji=1,siz1
1780      jl=jl+1
1781      buff_tmp1(jl) = var(ji,jj)
1782    ENDDO
1783  ENDDO
1784!-
1785  CALL restput_real(fid,vname_q,iim,jjm,llm,itau,buff_tmp1)
1786!-------------------------
1787END SUBROUTINE restput_r2d
1788!===
1789SUBROUTINE restput_r3d (fid,vname_q,iim,jjm,llm,itau,var)
1790!---------------------------------------------------------------------
1791!- This subroutine serves as an interface to restput_real
1792!---------------------------------------------------------------------
1793  IMPLICIT NONE
1794!-
1795  INTEGER :: fid
1796  CHARACTER(LEN=*) :: vname_q
1797  INTEGER :: iim,jjm,llm,itau
1798  REAL :: var(:,:,:)
1799!-
1800  INTEGER :: ji,jj,jk,jl,req_sz,var_sz,siz1,siz2,siz3
1801  CHARACTER(LEN=70) :: str,str2
1802  LOGICAL :: l_dbg
1803!---------------------------------------------------------------------
1804  CALL ipsldbg (old_status=l_dbg)
1805!-
1806! 1.0 Allocate the temporary buffer we need
1807!     to put the variable in right dimension
1808!-
1809  siz1 = SIZE(var,1)
1810  siz2 = SIZE(var,2)
1811  siz3 = SIZE(var,3)
1812  var_sz = siz1*siz2*siz3
1813  CALL rest_alloc (1,var_sz,l_dbg,'restput_r3d')
1814!-
1815! 2.0 Here we could check if the sizes specified agree
1816!     with the size of the variable provided
1817!-
1818  req_sz = 1
1819  IF (iim > 0) req_sz = req_sz*iim
1820  IF (jjm > 0) req_sz = req_sz*jjm
1821  IF (llm > 0) req_sz = req_sz*llm
1822  IF (req_sz > var_sz) THEN
1823    WRITE(str, &
1824 &    '("Size of variable put to the file should be ",I6)') req_sz
1825    WRITE(str2, &
1826 &    '("but the provided variable is of size  ",I6)')  var_sz
1827    CALL ipslerr (3,'restput_r3d',str,str2,' ')
1828  ENDIF
1829  IF (req_sz < var_sz) THEN
1830    WRITE(str,'("the size of variable put to the file is ",I6)') req_sz
1831    WRITE(str2,'("but the provided variable is larger ",I6)')  var_sz
1832    CALL ipslerr (2,'restput_r3d', &
1833      'There could be a problem here :',str,str2)
1834  ENDIF
1835!-
1836! 4.0 Transfer the buffer obtained from the restart file
1837!     into the variable the model expects
1838!-
1839  jl=0
1840  DO jk=1,siz3
1841    DO jj=1,siz2
1842      DO ji=1,siz1
1843        jl=jl+1
1844        buff_tmp1(jl) = var(ji,jj,jk)
1845      ENDDO
1846    ENDDO
1847  ENDDO
1848!-
1849  CALL restput_real(fid,vname_q,iim,jjm,llm,itau,buff_tmp1)
1850!-------------------------
1851END SUBROUTINE restput_r3d
1852!===
1853SUBROUTINE restput_real (fid,vname_q,iim,jjm,llm,itau,var)
1854!---------------------------------------------------------------------
1855!- This subroutine will put a variable into the restart file.
1856!- But it will do a lot of other things if needed :
1857!- - Open a file if non is opened for this time-step
1858!-   and all variables were written.
1859!- - Add an axis if needed
1860!- - verify that the variable has the right time step for this file
1861!- - If it is time for a new file then it is opened
1862!-   and the old one closed
1863!- This requires that variables read from the last restart file were all
1864!- written
1865!-
1866!- INPUT
1867!-
1868!- fid         : Id of the file in which we will write the variable
1869!- vname_q     : Name of the variable to be written
1870!- iim,jjm,llm : Size in 3D of the variable
1871!- itau        : Time step at which the variable is written
1872!- var         : Variable
1873!-
1874!- OUTPUT
1875!-
1876!- NONE
1877!---------------------------------------------------------------------
1878  IMPLICIT NONE
1879!-
1880  CHARACTER(LEN=*) :: vname_q
1881  INTEGER :: fid,iim,jjm,llm,itau
1882  REAL :: var(:)
1883!-
1884  INTEGER :: iret,vid,ncid,iv,vnb
1885  INTEGER :: ierr
1886  REAL :: secsince,one_day,one_year
1887  INTEGER :: ndims
1888  INTEGER,DIMENSION(4) :: corner,edge
1889  LOGICAL :: l_dbg
1890!---------------------------------------------------------------------
1891  CALL ipsldbg (old_status=l_dbg)
1892!-
1893! 0.0 Get some variables
1894!-
1895  ncid = netcdf_id(fid,2)
1896  IF (netcdf_id(fid,2) < 0) THEN
1897    CALL ipslerr (3,'restput', &
1898 &    'The output restart file is undefined.',' ',' ')
1899  ENDIF
1900  CALL ioget_calendar (one_year,one_day)
1901!-
1902! 1.0 Check if the variable is already present
1903!-
1904  IF (l_dbg) WRITE(*,*) 'RESTPUT 1.0 : ',TRIM(vname_q)
1905!-
1906  CALL find_str (varname_out(fid,1:nbvar_out(fid)),vname_q,vnb)
1907!-
1908  IF (l_dbg) THEN
1909    WRITE(*,*) 'RESTPUT 1.1 : ',varname_out(fid,1:nbvar_out(fid)),vnb
1910  ENDIF
1911!-
1912! 2.0 If variable is not present then declare it
1913!     and add extra dimensions if needed.
1914!-
1915  IF (vnb <= 0) THEN
1916    CALL restdefv (fid,vname_q,iim,jjm,llm,.TRUE.)
1917    vnb = nbvar_out(fid)
1918  ENDIF
1919  vid = varid_out(fid,vnb)
1920!-
1921  IF (l_dbg) WRITE(*,*) 'RESTPUT 2.0 : ',vnb,vid
1922!-
1923! 2.1 Is this file already in write mode ?
1924!     If itau_out is still negative then we have
1925!     never written to it and we need to go into write mode.
1926!-
1927  IF (itau_out(fid) < 0) THEN
1928    iret = NF90_ENDDEF(ncid)
1929  ENDIF
1930!-
1931! 3.0 Is this itau already on the axis ?
1932!     If not then check that all variables of previous time is OK.
1933!-
1934  IF (l_dbg) WRITE(*,*) 'RESTPUT 3.0 : ',itau,itau_out(fid)
1935!-
1936  IF (itau /= itau_out(fid)) THEN
1937!---
1938!-- If it is the first time step written on the restart
1939!-- then we only check the number
1940!-- Else we see if every variable was written
1941!---
1942    IF (tstp_out(fid) == 0) THEN
1943      IF (nbvar_out(fid) < nbvar_read(fid)) THEN
1944        WRITE(*,*) "ERROR :",tstp_out(fid), &
1945                   nbvar_out(fid),nbvar_read(fid)
1946        CALL ipslerr (1,'restput', &
1947 &        'There are fewer variables read from the output file', &
1948 &        'than written onto the input file.', &
1949 &        'We trust you know what you are doing')
1950      ENDIF
1951    ELSE
1952      ierr = 0
1953      DO iv=1,nbvar_out(fid)
1954        IF (.NOT.touched_out(fid,iv)) ierr = ierr+1
1955      ENDDO
1956      IF (ierr > 0) THEN
1957        WRITE(*,*) "ERROR :",nbvar_out(fid)
1958        CALL ipslerr (1,'restput', &
1959 &        'There are fewer variables in the output file for this', &
1960 &        'time step than for the previous one',' ')
1961      ELSE
1962        touched_out(fid,:) = .FALSE.
1963      ENDIF
1964    ENDIF
1965!---
1966    secsince = itau*deltat(fid)
1967    corner(1) =  tstp_out(fid)+1
1968    edge(1) = 1
1969!---
1970!-- 3.1 Here we add the values to the time axes
1971!---
1972    IF (l_dbg) THEN
1973      WRITE(*,*) 'RESTPUT 3.1 : ',itau,secsince,corner(1),edge(1)
1974    ENDIF
1975!---
1976    iret = NF90_PUT_VAR(ncid,tind_varid_out(fid),itau, &
1977 &                      start=corner(1:1))
1978    iret = NF90_PUT_VAR(ncid,tax_varid_out(fid),secsince, &
1979 &                      start=corner(1:1))
1980!---
1981    tstp_out(fid) = tstp_out(fid)+1
1982    itau_out(fid) = itau
1983  ENDIF
1984!-
1985! 4.0 Variable and time step should be present
1986!     now so we can dump variable
1987!-
1988  ndims = 0
1989  IF (iim > 0) THEN
1990    ndims = ndims+1
1991    corner(ndims) = 1
1992    edge(ndims) = iim
1993  ENDIF
1994  IF (jjm > 0) THEN
1995    ndims = ndims+1
1996    corner(ndims) = 1
1997    edge(ndims) = jjm
1998  ENDIF
1999  IF (llm > 0) THEN
2000    ndims = ndims+1
2001    corner(ndims) = 1
2002    edge(ndims) = llm
2003  ENDIF
2004  ndims = ndims+1
2005  corner(ndims) = tstp_out(fid)
2006  edge(ndims) = 1
2007!-
2008  iret = NF90_PUT_VAR(ncid,vid,var, &
2009 &                    start=corner(1:ndims),count=edge(1:ndims))
2010!-
2011  IF (iret /= NF90_NOERR) THEN
2012    CALL ipslerr (2,'restput_real',NF90_STRERROR(iret), &
2013 &    'Bug in restput.',&
2014 &    'Please, verify compatibility between get and put commands.')
2015  ENDIF
2016!-
2017!  5.0 Note that the variables was treated
2018!-
2019  touched_out(fid,vnb) = .TRUE.
2020!---------------------------
2021END  SUBROUTINE restput_real
2022!===
2023SUBROUTINE restdefv (fid,varname,iim,jjm,llm,write_att)
2024!---------------------------------------------------------------------
2025! This subroutine adds a variable to the output file.
2026! The attributes are either taken from.
2027!---------------------------------------------------------------------
2028  IMPLICIT NONE
2029!-
2030  INTEGER ::fid
2031  CHARACTER(LEN=*) :: varname
2032  INTEGER :: iim,jjm,llm
2033  LOGICAL :: write_att
2034!-
2035  INTEGER :: dims(4),ic,xloc,ndim,ncfid
2036  INTEGER :: iret,ax_id
2037  CHARACTER(LEN=3) :: str
2038  LOGICAL :: l_dbg
2039!---------------------------------------------------------------------
2040  CALL ipsldbg (old_status=l_dbg)
2041!-
2042  ncfid = netcdf_id(fid,2)
2043  IF (nbvar_out(fid) >= max_var) THEN
2044    CALL ipslerr (3,'restdefv', &
2045      'Too many variables for the restcom module', &
2046      'Please increase the value of max_var',' ')
2047  ENDIF
2048  nbvar_out(fid) = nbvar_out(fid)+1
2049  varname_out(fid,nbvar_out(fid)) = varname
2050!-
2051! 0.0 Put the file in define mode if needed
2052!-
2053  IF (itau_out(fid) >= 0) THEN
2054    iret = NF90_REDEF(ncfid)
2055  ENDIF
2056!-
2057! 1.0 Do we have all dimensions and can we go ahead
2058!-
2059  IF (l_dbg) THEN
2060    WRITE(*,*) 'restdefv 1.0 :',TRIM(varname),nbvar_out(fid)
2061  ENDIF
2062!-
2063  ndim = 0
2064!-
2065! 1.1 Work on x
2066!-
2067  IF (iim > 0) THEN
2068    ndim = ndim+1
2069    xloc = 0
2070    DO ic=1,xax_nb(fid)
2071      IF (xax_infs(fid,ic,1) == iim) xloc = ic
2072    ENDDO
2073!---
2074    IF (xloc > 0) THEN
2075      dims(ndim) = xax_infs(fid,xloc,2)
2076    ELSE
2077      str='x_'//CHAR(96+xax_nb(fid))
2078      iret = NF90_DEF_DIM(ncfid,str,iim,ax_id)
2079      xax_nb(fid) = xax_nb(fid)+1
2080      xax_infs(fid,xax_nb(fid),1) = iim
2081      xax_infs(fid,xax_nb(fid),2) = ax_id
2082      dims(ndim) = ax_id
2083    ENDIF
2084  ENDIF
2085!-
2086! 1.2 Work on y
2087!-
2088  IF (jjm > 0) THEN
2089    ndim = ndim+1
2090    xloc = 0
2091    DO ic=1,yax_nb(fid)
2092      IF (yax_infs(fid,ic,1) == jjm) xloc = ic
2093    ENDDO
2094!---
2095    IF (xloc > 0) THEN
2096      dims(ndim) = yax_infs(fid,xloc,2)
2097    ELSE
2098      str='y_'//CHAR(96+yax_nb(fid))
2099      iret = NF90_DEF_DIM(ncfid,str,jjm,ax_id)
2100      yax_nb(fid) = yax_nb(fid)+1
2101      yax_infs(fid,yax_nb(fid),1) = jjm
2102      yax_infs(fid,yax_nb(fid),2) = ax_id
2103      dims(ndim) = ax_id
2104    ENDIF
2105  ENDIF
2106!-
2107! 1.3 Work on z
2108!-
2109  IF (llm > 0) THEN
2110    ndim = ndim+1
2111    xloc = 0
2112    DO ic=1,zax_nb(fid)
2113      IF (zax_infs(fid,ic,1) == llm) xloc = ic
2114    ENDDO
2115!---
2116    IF (xloc > 0) THEN
2117      dims(ndim) = zax_infs(fid,xloc,2)
2118    ELSE
2119      str='z_'//CHAR(96+zax_nb(fid))
2120      iret = NF90_DEF_DIM(ncfid,str,llm,ax_id)
2121      zax_nb(fid) = zax_nb(fid)+1
2122      zax_infs(fid,zax_nb(fid),1) = llm
2123      zax_infs(fid,zax_nb(fid),2) = ax_id
2124      dims(ndim) = ax_id
2125    ENDIF
2126  ENDIF
2127!-
2128! 1.4  Time needs to be added
2129!-
2130  ndim = ndim+1
2131  dims(ndim) = tdimid_out(fid)
2132!-
2133! 2.0  Declare the variable
2134!-
2135  IF (l_dbg) THEN
2136    WRITE(*,*) 'restdefv 2.0 :',ndim,' :: ',dims(1:ndim),tdimid_out(fid)
2137  ENDIF
2138!-
2139  iret = NF90_DEF_VAR(ncfid,varname,NF90_DOUBLE,dims(1:ndim), &
2140 &                    varid_out(fid,nbvar_out(fid)))
2141  IF (iret /= NF90_NOERR) THEN
2142    CALL ipslerr (3,'restdefv', &
2143      'Could not define new variable in file', &
2144      NF90_STRERROR(iret),varname)
2145  ENDIF
2146!-
2147! 3.0 Add the attributes if requested
2148!-
2149  IF (write_att) THEN
2150    IF (rest_units /= 'XXXXX') THEN
2151      iret =  NF90_PUT_ATT(ncfid,varid_out(fid,nbvar_out(fid)), &
2152 &                         'units',TRIM(rest_units))
2153      rest_units = 'XXXXX'
2154    ENDIF
2155!---
2156    IF (rest_lname /= 'XXXXX') THEN
2157      iret =  NF90_PUT_ATT(ncfid,varid_out(fid,nbvar_out(fid)), &
2158 &                         'long_name',TRIM(rest_lname))
2159      rest_lname = 'XXXXX'
2160    ENDIF
2161!---
2162    iret = NF90_PUT_ATT(ncfid,varid_out(fid,nbvar_out(fid)), &
2163 &                      'missing_value',REAL(missing_val,KIND=4))
2164!---
2165    IF (itau_out(fid) >= 0) THEN
2166      iret = NF90_ENDDEF(ncfid)
2167    ENDIF
2168  ENDIF
2169!-
2170  IF (l_dbg) THEN
2171    WRITE(*,*) &
2172 &    'restdefv 3.0 : LIST OF VARS ',varname_out(fid,1:nbvar_out(fid))
2173  ENDIF
2174!----------------------
2175END SUBROUTINE restdefv
2176!===
2177SUBROUTINE rest_atim (l_msg,c_p)
2178!---------------------------------------------------------------------
2179! Called by "c_p", [re]allocate the time axes
2180!---------------------------------------------------------------------
2181  IMPLICIT NONE
2182!-
2183  LOGICAL,INTENT(IN) :: l_msg
2184  CHARACTER(LEN=*),INTENT(IN) :: c_p
2185!-
2186  INTEGER :: i_err,tszij
2187  INTEGER,ALLOCATABLE :: tmp_index(:,:)
2188  REAL,ALLOCATABLE :: tmp_julian(:,:)
2189!---------------------------------------------------------------------
2190!-
2191!  Allocate the space we need for the time axes
2192!-
2193  IF (.NOT.ALLOCATED(t_index) .AND. .NOT.ALLOCATED(t_julian)) THEN
2194    IF (l_msg) THEN
2195      WRITE(*,*) TRIM(c_p)//' : Allocate times axes at :', &
2196 &               max_file,tax_size_in(nb_fi)
2197    ENDIF
2198!---
2199    ALLOCATE(t_index(max_file,tax_size_in(nb_fi)),STAT=i_err)
2200    IF (i_err/=0) THEN
2201      WRITE(*,*) "ERROR IN ALLOCATION of t_index : ",i_err
2202      CALL ipslerr (3,TRIM(c_p), &
2203 &      'Problem in allocation of t_index','', &
2204 &      '(you must increase memory)')
2205    ENDIF
2206    t_index (:,:) = 0
2207!---
2208    ALLOCATE(t_julian(max_file,tax_size_in(nb_fi)),STAT=i_err)
2209    IF (i_err/=0) THEN
2210      WRITE(*,*) "ERROR IN ALLOCATION of t_julian : ",i_err
2211      CALL ipslerr (3,TRIM(c_p), &
2212 &      'Problem in allocation of max_file,tax_size_in','', &
2213 &      '(you must increase memory)')
2214    ENDIF
2215    t_julian (:,:) = 0.0
2216  ELSE IF (    (SIZE(t_index,DIM=2)  < tax_size_in(nb_fi)) &
2217 &         .OR.(SIZE(t_julian,DIM=2) < tax_size_in(nb_fi)) ) THEN
2218    IF (l_msg) THEN
2219      WRITE(*,*) TRIM(c_p)//' : Reallocate times axes at :', &
2220 &               max_file,tax_size_in(nb_fi)
2221    ENDIF
2222!---
2223    ALLOCATE (tmp_index(max_file,tax_size_in(nb_fi)),STAT=i_err)
2224    IF (i_err/=0) THEN
2225      WRITE(*,*) "ERROR IN ALLOCATION of tmp_index : ",i_err
2226      CALL ipslerr (3,TRIM(c_p), &
2227 &      'Problem in allocation of tmp_index','', &
2228 &      '(you must increase memory)')
2229    ENDIF
2230    tszij = SIZE(t_index,DIM=2)
2231    tmp_index(:,1:tszij) = t_index(:,1:tszij)
2232    DEALLOCATE(t_index)
2233    ALLOCATE (t_index(max_file,tax_size_in(nb_fi)),STAT=i_err)
2234    IF (i_err/=0) THEN
2235      WRITE(*,*) "ERROR IN ALLOCATION of t_index : ",i_err
2236      CALL ipslerr (3,TRIM(c_p), &
2237 &     'Problem in reallocation of t_index','', &
2238 &     '(you must increase memory)')
2239    ENDIF
2240    t_index(:,1:tszij) = tmp_index(:,1:tszij)
2241!---
2242    ALLOCATE (tmp_julian(max_file,tax_size_in(nb_fi)),STAT=i_err)
2243    IF (i_err/=0) THEN
2244      WRITE(*,*) "ERROR IN ALLOCATION of tmp_julian : ",i_err
2245      CALL ipslerr (3,TRIM(c_p), &
2246 &     'Problem in allocation of tmp_julian','', &
2247 &     '(you must increase memory)')
2248    ENDIF
2249    tszij = SIZE(t_julian,DIM=2)
2250    tmp_julian(:,1:tszij) = t_julian(:,1:tszij)
2251    DEALLOCATE(t_julian)
2252    ALLOCATE (t_julian(max_file,tax_size_in(nb_fi)),STAT=i_err)
2253    IF (i_err/=0) THEN
2254      WRITE(*,*) "ERROR IN ALLOCATION of t_julian : ",i_err
2255      CALL ipslerr (3,TRIM(c_p), &
2256 &      'Problem in reallocation of t_julian','', &
2257 &      '(you must increase memory)')
2258    ENDIF
2259    t_julian(:,1:tszij) = tmp_julian(:,1:tszij)
2260  ENDIF
2261!-----------------------
2262END SUBROUTINE rest_atim
2263!===
2264SUBROUTINE rest_alloc (i_buff,i_qsz,l_msg,c_p)
2265!---------------------------------------------------------------------
2266! Called by "c_p", allocate a temporary buffer
2267! (buff_tmp[1/2] depending on "i_buff" value) to the size "i_qsz".
2268!---------------------------------------------------------------------
2269  IMPLICIT NONE
2270!-
2271  INTEGER,INTENT(IN) :: i_buff,i_qsz
2272  LOGICAL,INTENT(IN) :: l_msg
2273  CHARACTER(LEN=*),INTENT(IN) :: c_p
2274!-
2275  INTEGER :: i_bsz,i_err
2276  LOGICAL :: l_alloc1,l_alloc2
2277  CHARACTER(LEN=9) :: cbn
2278  CHARACTER(LEN=5) :: c_err
2279!---------------------------------------------------------------------
2280  IF      (i_buff == 1) THEN
2281    IF (ALLOCATED(buff_tmp1)) THEN
2282      i_bsz = SIZE(buff_tmp1)
2283    ELSE
2284      i_bsz = 0
2285    ENDIF
2286    l_alloc1 =    (.NOT.ALLOCATED(buff_tmp1)) &
2287 &            .OR.((ALLOCATED(buff_tmp1)).AND.(i_qsz > i_bsz))
2288    l_alloc2 = .FALSE.
2289    cbn = 'buff_tmp1'
2290  ELSE IF (i_buff == 2) THEN
2291    IF (ALLOCATED(buff_tmp2)) THEN
2292      i_bsz = SIZE(buff_tmp2)
2293    ELSE
2294      i_bsz = 0
2295    ENDIF
2296    l_alloc1 = .FALSE.
2297    l_alloc2 =    (.NOT.ALLOCATED(buff_tmp2)) &
2298 &            .OR.((ALLOCATED(buff_tmp2)).AND.(i_qsz > i_bsz))
2299    cbn = 'buff_tmp2'
2300  ELSE
2301    CALL ipslerr (3,'rest_alloc', &
2302 &    'Called by '//TRIM(c_p),'with a wrong value of i_buff','')
2303  ENDIF
2304!-
2305!-
2306  IF (l_alloc1.OR.l_alloc2) THEN
2307    IF (l_msg) THEN
2308      IF (    (l_alloc1.AND.ALLOCATED(buff_tmp1)) &
2309 &        .OR.(l_alloc2.AND.ALLOCATED(buff_tmp2)) ) THEN
2310        WRITE(*,*) TRIM(c_p)//" : re_allocate "//TRIM(cbn)//"=",i_qsz
2311      ELSE
2312        WRITE(*,*) TRIM(c_p)//" : allocate "//TRIM(cbn)//"=",i_qsz
2313      ENDIF
2314    ENDIF
2315    IF (l_alloc1) THEN
2316      IF (ALLOCATED(buff_tmp1)) THEN
2317        DEALLOCATE(buff_tmp1)
2318      ENDIF
2319      ALLOCATE (buff_tmp1(i_qsz),STAT=i_err)
2320    ELSE
2321      IF (ALLOCATED(buff_tmp2)) THEN
2322        DEALLOCATE(buff_tmp2)
2323      ENDIF
2324      ALLOCATE (buff_tmp2(i_qsz),STAT=i_err)
2325    ENDIF
2326    IF (i_err /= 0) THEN
2327      WRITE (UNIT=c_err,FMT='(I5)') i_err
2328      CALL ipslerr (3,TRIM(c_p), &
2329 &      'Problem in allocation of',TRIM(cbn), &
2330 &      'Error : '//TRIM(c_err)//' (you must increase memory)')
2331    ENDIF
2332  ENDIF
2333!------------------------
2334END SUBROUTINE rest_alloc
2335!===
2336SUBROUTINE ioconf_setatt (attname,value)
2337!---------------------------------------------------------------------
2338  IMPLICIT NONE
2339!-
2340  CHARACTER(LEN=*) :: attname,value
2341!-
2342  CHARACTER(LEN=LEN_TRIM(attname)) :: tmp_str
2343!---------------------------------------------------------------------
2344  tmp_str = attname
2345  CALL strlowercase (tmp_str)
2346!-
2347  SELECT CASE(tmp_str)
2348    CASE('units')
2349      rest_units = value
2350    CASE('long_name')
2351      rest_lname = value
2352    CASE DEFAULT
2353      CALL ipslerr (2,'ioconf_restatt', &
2354        'The attribute name provided is unknown',attname,' ')
2355  END SELECT
2356!---------------------------
2357END SUBROUTINE ioconf_setatt
2358!===
2359SUBROUTINE ioget_vdim (fid,vname_q,varnbdim_max,varnbdim,vardims)
2360!---------------------------------------------------------------------
2361!- This routine allows the user to get the dimensions
2362!- of a field in the restart file.
2363!- This is the file which is read.
2364!---------------------------------------------------------------------
2365  IMPLICIT NONE
2366!-
2367  INTEGER,INTENT(IN) :: fid
2368  CHARACTER(LEN=*) :: vname_q
2369  INTEGER,INTENT(IN) :: varnbdim_max
2370  INTEGER,INTENT(OUT) ::  varnbdim
2371  INTEGER,DIMENSION(varnbdim_max),INTENT(OUT) :: vardims
2372!-
2373  INTEGER :: vnb
2374!---------------------------------------------------------------------
2375! Find the index of the variable
2376  CALL find_str (varname_in(fid,1:nbvar_in(fid)),vname_q,vnb)
2377!-
2378  IF (vnb > 0) THEN
2379    varnbdim = varnbdim_in(fid,vnb)
2380    IF (varnbdim_max < varnbdim) THEN
2381      CALL ipslerr (3,'ioget_vdim', &
2382        'The provided array for the variable dimensions is too small', &
2383        '','')
2384    ELSE
2385      vardims(1:varnbdim) = vardims_in(fid,vnb,1:varnbdim)
2386    ENDIF
2387  ELSE
2388    varnbdim = 0
2389    CALL ipslerr (2,'ioget_vdim', &
2390      'Variable '//TRIM(vname_q)//' not found','','')
2391  ENDIF
2392!------------------------
2393END SUBROUTINE ioget_vdim
2394!===
2395SUBROUTINE ioget_vname (fid,nbvar,varnames)
2396!---------------------------------------------------------------------
2397!- This routine allows the user to extract the list
2398!- of variables in an opened restart file.
2399!- This is the file which is read
2400!---------------------------------------------------------------------
2401  IMPLICIT NONE
2402!-
2403  INTEGER,INTENT(IN) :: fid
2404  INTEGER,INTENT(OUT) ::  nbvar
2405  CHARACTER(LEN=*),INTENT(OUT) :: varnames(:)
2406!---------------------------------------------------------------------
2407  nbvar = nbvar_in(fid)
2408!-
2409  IF (SIZE(varnames) < nbvar) THEN
2410    CALL ipslerr (3,'ioget_vname', &
2411      'The provided array for the variable names is too small','','')
2412  ELSE
2413    varnames(1:nbvar) = varname_in(fid,1:nbvar)
2414  ENDIF
2415!-------------------------
2416END SUBROUTINE ioget_vname
2417!===
2418SUBROUTINE ioconf_expval (new_exp_val)
2419!---------------------------------------------------------------------
2420!- The default value written into the variables which are not
2421!- in the restart file can only be changed once.
2422!- This avoids further complications.
2423!---------------------------------------------------------------------
2424  IMPLICIT NONE
2425!-
2426  REAL :: new_exp_val
2427!---------------------------------------------------------------------
2428  IF (.NOT.lock_valexp) THEN
2429    lock_valexp = .TRUE.
2430    val_exp = new_exp_val
2431  ELSE
2432    CALL ipslerr (2,'ioconf_expval', &
2433     'The default value for variable' &
2434   //'not available in the restart file ', &
2435     'has already been locked and can not be changed at this point', &
2436     ' ')
2437  ENDIF
2438!---------------------------
2439END SUBROUTINE ioconf_expval
2440!===
2441SUBROUTINE ioget_expval (get_exp_val)
2442!---------------------------------------------------------------------
2443!- Once the user has extracted the default value,
2444!- we lock it so that it can not be changed anymore.
2445!---------------------------------------------------------------------
2446  IMPLICIT NONE
2447!-
2448  REAL :: get_exp_val
2449!---------------------------------------------------------------------
2450  get_exp_val = val_exp
2451  lock_valexp = .TRUE.
2452!--------------------------
2453END SUBROUTINE ioget_expval
2454!===
2455SUBROUTINE restclo (fid)
2456!---------------------------------------------------------------------
2457!- This subroutine closes one or any opened restart file.
2458!-
2459!- INPUT
2460!-
2461!- fid    : File ID in the restcom system (not the netCDF ID)(optional)
2462!-
2463!- OUTPUT
2464!-
2465!- NONE
2466!---------------------------------------------------------------------
2467  IMPLICIT NONE
2468!-
2469  INTEGER,INTENT(in),OPTIONAL :: fid
2470!-
2471  INTEGER :: iret,ifnc
2472  CHARACTER(LEN=6) :: n_e
2473  CHARACTER(LEN=3) :: n_f
2474  LOGICAL :: l_dbg
2475!---------------------------------------------------------------------
2476  CALL ipsldbg (old_status=l_dbg)
2477!-
2478  IF (PRESENT(fid)) THEN
2479!---
2480    IF (l_dbg) THEN
2481      WRITE(*,*) &
2482        'restclo : Closing specified restart file number :', &
2483        fid,netcdf_id(fid,1:2)
2484    ENDIF
2485!---
2486    IF (netcdf_id(fid,1) > 0) THEN
2487      iret = NF90_CLOSE(netcdf_id(fid,1))
2488      IF (iret /= NF90_NOERR) THEN
2489        WRITE (n_e,'(I6)') iret
2490        WRITE (n_f,'(I3)') netcdf_id(fid,1)
2491        CALL ipslerr (2,'restclo', &
2492          "Error "//n_e//" in closing file : "//n_f,'',' ')
2493      ENDIF
2494      IF (netcdf_id(fid,1) == netcdf_id(fid,2)) THEN
2495        netcdf_id(fid,2) = -1
2496      ENDIF
2497      netcdf_id(fid,1) = -1
2498    ENDIF
2499!---
2500    IF (netcdf_id(fid,2) > 0)  THEN
2501      iret = NF90_CLOSE(netcdf_id(fid,2))
2502      IF (iret /= NF90_NOERR) THEN
2503        WRITE (n_e,'(I6)') iret
2504        WRITE (n_f,'(I3)') netcdf_id(fid,2)
2505        CALL ipslerr (2,'restclo', &
2506          "Error "//n_e//" in closing file : "//n_f,'',' ')
2507      ENDIF
2508      netcdf_id(fid,2) = -1
2509    ENDIF
2510!---
2511  ELSE
2512!---
2513    IF (l_dbg) WRITE(*,*) 'restclo : Closing all files'
2514!---
2515    DO ifnc=1,nb_fi
2516      IF (netcdf_id(ifnc,1) > 0) THEN
2517        iret = NF90_CLOSE(netcdf_id(ifnc,1))
2518        IF (iret /= NF90_NOERR) THEN
2519          WRITE (n_e,'(I6)') iret
2520          WRITE (n_f,'(I3)') netcdf_id(ifnc,1)
2521          CALL ipslerr (2,'restclo', &
2522            "Error "//n_e//" in closing file : "//n_f,'',' ')
2523        ENDIF
2524        IF (netcdf_id(ifnc,1) == netcdf_id(ifnc,2)) THEN
2525          netcdf_id(ifnc,2) = -1
2526        ENDIF
2527        netcdf_id(ifnc,1) = -1
2528      ENDIF
2529!-----
2530      IF (netcdf_id(ifnc,2) > 0) THEN
2531        iret = NF90_CLOSE(netcdf_id(ifnc,2))
2532        IF (iret /= NF90_NOERR) THEN
2533          WRITE (n_e,'(I6)') iret
2534          WRITE (n_f,'(I3)') netcdf_id(ifnc,2)
2535          CALL ipslerr (2,'restclo', &
2536            "Error "//n_e//" in closing file : "//n_f,'',' ')
2537        END IF
2538        netcdf_id(ifnc,2) = -1
2539      ENDIF
2540    ENDDO
2541  ENDIF
2542!---------------------
2543END SUBROUTINE restclo
2544!===
2545!-----------------
2546END MODULE restcom
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