if ctxt.LinkMode != LinkInternal {
		return
	}
	var h *Hostobj

	for i := 0; i < len(hostobj); i++ {
		h = &hostobj[i]
		f, err := bio.Open(h.file)
		if err != nil {
			Exitf("cannot reopen %s: %v", h.pn, err)
		}
		f.MustSeek(h.off, 0)
		if h.ld == nil {
			Errorf(nil, "%s: unrecognized object file format", h.pn)
			continue
		}
		h.ld(ctxt, f, h.pkg, h.length, h.pn)

}

def TF_CloseSummaryWriterOp : TF_Op<"CloseSummaryWriter", []> {
  let summary = "Flushes and closes the summary writer.";

  let description = [{
Also removes it from the resource manager. To reopen, use another
CreateSummaryFileWriter op.

writer: A handle to the summary writer resource.
  }];

  let arguments = (ins
    Arg<TF_ResourceTensor, "", [TF_SummaryFree]>:$writer
  );