| 1 | ! |
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| 2 | ! $Id $ |
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| 3 | ! |
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| 4 | SUBROUTINE nb_time_step_GCM(fichnom,timelen) |
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| 5 | |
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| 6 | use netcdf, only: nf90_open,NF90_NOWRITE,nf90_noerr,nf90_strerror, & |
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| 7 | nf90_get_var, nf90_inq_varid, nf90_inq_dimid, & |
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| 8 | nf90_inquire_dimension,nf90_close |
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| 9 | |
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| 10 | IMPLICIT NONE |
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| 11 | |
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| 12 | !======================================================================= |
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| 13 | ! |
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| 14 | ! Read initial confitions file |
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| 15 | ! |
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| 16 | !======================================================================= |
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| 17 | |
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| 18 | include "dimensions.h" |
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| 19 | |
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| 20 | !=============================================================================== |
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| 21 | ! Arguments: |
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| 22 | CHARACTER(LEN=*), INTENT(IN) :: fichnom !--- FILE NAME |
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| 23 | !=============================================================================== |
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| 24 | ! Local Variables |
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| 25 | CHARACTER(LEN=256) :: msg, var, modname |
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| 26 | INTEGER :: iq, fID, vID, idecal |
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| 27 | INTEGER :: ierr |
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| 28 | |
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| 29 | INTEGER :: timelen ! number of times stored in the file |
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| 30 | !----------------------------------------------------------------------- |
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| 31 | modname="nb_time_step_GCM" |
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| 32 | |
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| 33 | ! Open initial state NetCDF file |
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| 34 | var=fichnom |
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| 35 | CALL err(NF90_OPEN(var,NF90_NOWRITE,fID),"open",var) |
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| 36 | |
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| 37 | ierr = nf90_inq_varid (fID, "temps", vID) |
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| 38 | IF (ierr .NE. nf90_noerr) THEN |
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| 39 | write(*,*)"read_data_GCM: Le champ <temps> est absent" |
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| 40 | write(*,*)"read_data_GCM: J essaie <Time>" |
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| 41 | ierr = nf90_inq_varid (fID, "Time", vID) |
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| 42 | IF (ierr .NE. nf90_noerr) THEN |
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| 43 | write(*,*)"read_data_GCM: Le champ <Time> est absent" |
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| 44 | write(*,*)trim(nf90_strerror(ierr)) |
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| 45 | CALL ABORT_gcm("read_data_GCM", "", 1) |
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| 46 | ENDIF |
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| 47 | ! Get the length of the "Time" dimension |
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| 48 | ierr = nf90_inq_dimid(fID,"Time",vID) |
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| 49 | ierr = nf90_inquire_dimension(fID,vID,len=timelen) |
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| 50 | ELSE |
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| 51 | ! Get the length of the "temps" dimension |
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| 52 | ierr = nf90_inq_dimid(fID,"temps",vID) |
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| 53 | ierr = nf90_inquire_dimension(fID,vID,len=timelen) |
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| 54 | ENDIF |
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| 55 | |
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| 56 | CALL err(NF90_CLOSE(fID),"close",fichnom) |
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| 57 | |
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| 58 | CONTAINS |
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| 59 | |
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| 60 | |
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| 61 | SUBROUTINE err(ierr,typ,nam) |
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| 62 | INTEGER, INTENT(IN) :: ierr !--- NetCDF ERROR CODE |
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| 63 | CHARACTER(LEN=*), INTENT(IN) :: typ !--- TYPE OF OPERATION |
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| 64 | CHARACTER(LEN=*), INTENT(IN) :: nam !--- FIELD/FILE NAME |
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| 65 | IF(ierr==NF90_NoERR) RETURN |
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| 66 | SELECT CASE(typ) |
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| 67 | CASE('inq'); msg="Field <"//TRIM(nam)//"> is missing" |
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| 68 | CASE('get'); msg="Reading failed for <"//TRIM(nam)//">" |
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| 69 | CASE('open'); msg="File opening failed for <"//TRIM(nam)//">" |
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| 70 | CASE('close'); msg="File closing failed for <"//TRIM(nam)//">" |
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| 71 | END SELECT |
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| 72 | CALL ABORT_gcm(TRIM(modname),TRIM(msg),ierr) |
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| 73 | END SUBROUTINE err |
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| 74 | |
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| 75 | END SUBROUTINE nb_time_step_GCM |
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