gdncfileclose.f90 File Reference

netCDF ファイルを閉じる More...

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Functions/Subroutines
subroutine	gdncfileclose (fileid, err)

Detailed Description

netCDF ファイルを閉じる

Author

Yasuhiro MORIKAWA, Eizi TOYODA

Copyright

Copyright (C) GFD Dennou Club, 2000-2026. All rights reserved.
License is BSD-2-Clause. See COPYRIGHT in detail

Definition in file gdncfileclose.f90.

Function/Subroutine Documentation

gdncfileclose()

subroutine gdncfileclose	(	integer, intent(in)	fileid,
		logical, intent(out), optional	err )

netCDF ファイルを閉じる

指定されたファイル ID の参照カウントを減算します。 参照カウントがゼロになると、nf90_close を使用して実際にファイルを閉じ、 内部ファイルリストから削除します。

Parameters

[in]	fileid	netCDF ファイル ID
[out]	err	エラーフラグ (省略可能)

Definition at line 37 of file gdncfileclose.f90.

  use gtdata_netcdf_file_types, only: gd_nc_file_id_entry
  use gtdata_netcdf_file_internal, only: id_head, id_used
  use netcdf, only: nf90_close, nf90_enotnc, nf90_noerr
  use dc_error, only: storeerror
  use dc_trace, only: beginsub, endsub, dbgmessage
  integer, intent(in):: fileid
  logical, intent(out), optional:: err
  type(GD_NC_FILE_ID_ENTRY), pointer:: identptr, prev
  integer:: stat
  character(*), parameter:: subname = "GDNcFileClose"
continue
  call beginsub(subname)
  stat = nf90_enotnc
  if (.not. id_used) goto 999
  identptr => id_head
  nullify(prev)
  do
    if (.not. associated(identptr)) goto 999
    if (identptr % id == fileid) exit
    prev => identptr
    identptr => identptr % next
  enddo
  identptr % count = identptr % count - 1
  if (identptr % count <= 0) then
    stat = nf90_close(fileid)
    if (associated(prev)) then
      prev%next => identptr % next
    else
      id_head => identptr % next
      if (.not. associated(id_head)) id_used = .false.
    endif
    call dbgmessage(subname // ': <%c> closed', c1=trim(identptr % filename))
    deallocate(identptr)
  else
    call dbgmessage(subname // ': %d<%c> skipped for refcount=%d', &
      & c1=trim(identptr % filename), i=(/fileid, identptr % count/))
    stat = nf90_noerr
  endif
999 continue
  call endsub(subname)
  call storeerror(stat, 'GDNcFileClose', err)

References dc_trace::beginsub(), dc_trace::dbgmessage(), dc_trace::endsub(), gtdata_netcdf_file_internal::id_head, gtdata_netcdf_file_internal::id_used, and dc_error::storeerror().

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