gdncvarinquireia.f90

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! Copyright (C) GFD Dennou Club, 2000.  All rights reserved.
!
! 引数は ndims 個でなければならない。
subroutine gdncvarinquireia(var, dimlen)
  use gtdata_netcdf_types, only: gd_nc_variable, gd_nc_variable_entry
  !    use gtdata_netcdf_internal, only: GD_NC_VARIABLE_ENTRY
  use gtdata_netcdf_internal, only: vtable_lookup
  use netcdf, only: nf90_noerr, nf90_inquire_dimension
  type(gd_nc_variable), intent(in):: var
  integer, intent(out):: dimlen(:)
  type(gd_nc_variable_entry):: ent
  integer:: stat, i

  dimlen(:) = -1

  stat = vtable_lookup(var, ent)
  if (stat /= nf90_noerr) return

  if (ent%varid > 0) then
    if (.not. associated(ent%dimids)) return
    do, i = 1, min(size(dimlen), size(ent%dimids))
      stat = nf90_inquire_dimension(ent%fileid, ent%dimids(i), len = dimlen(i))
      if (stat /= nf90_noerr ) exit
    enddo
  else
    stat = nf90_inquire_dimension(ent%fileid, ent%dimid, len = dimlen(1))
    if (stat /= nf90_noerr ) dimlen(1) = -1
  endif
end subroutine