subroutine GDNcVarDelAttr(var, name, err)
use gtdata_netcdf_types, only: GD_NC_VARIABLE, GD_NC_VARIABLE_ENTRY
use gtdata_netcdf_file_generic, only: GDNcFileDefineMode
use gtdata_netcdf_internal, only: vtable_lookup
use netcdf_f77, only: NF_NOERR, NF_DEL_ATT, NF_ENOTINDEFINE, NF_GLOBAL
use dc_url, only: GT_PLUS
use dc_error
implicit none
type(GD_NC_VARIABLE), intent(in):: var
character(len = *), intent(in):: name
logical, intent(out), optional:: err
type(GD_NC_VARIABLE_ENTRY):: ent
integer:: stat
continue
stat = vtable_lookup(var, ent)
if (stat /= NF_NOERR) goto 999
stat = nf_del_att(ent%fileid, ent%varid, name=name)
if (stat == 0) goto 999
if (stat /= NF_ENOTINDEFINE) goto 999
stat = GDNcFileDefineMode(ent%fileid)
if (stat /= NF_NOERR) goto 999
if (name(1:1) == GT_PLUS) then
stat = nf_del_att(ent%fileid, NF_GLOBAL, name=name(2:))
else
stat = nf_del_att(ent%fileid, ent%varid, name=name)
endif
999 continue
call StoreError(stat, 'GDNcVarPutAttrChar', err)
end subroutine