+
+int zebra_map_tokenize_next(zebra_map_t zm,
+ const char **result_buf, size_t *result_len,
+ const char **display_buf, size_t *display_len)
+{
+ assert(zm->use_chain);
+
+#if YAZ_HAVE_ICU
+ if (!zm->icu_chain)
+ return tokenize_simple(zm, result_buf, result_len);
+ else
+ {
+ UErrorCode status;
+ while (icu_chain_next_token(zm->icu_chain, &status))
+ {
+ assert(U_SUCCESS(status));
+ *result_buf = icu_chain_token_sortkey(zm->icu_chain);
+ assert(*result_buf);
+
+ *result_len = strlen(*result_buf);
+
+ if (display_buf)
+ {
+ *display_buf = icu_chain_token_display(zm->icu_chain);
+ if (display_len)
+ *display_len = strlen(*display_buf);
+ }
+ if (zm->debug)
+ {
+ wrbuf_rewind(zm->print_str);
+ wrbuf_write_escaped(zm->print_str, *result_buf, *result_len);
+ yaz_log(YLOG_LOG, "output %s", wrbuf_cstr(zm->print_str));
+ }
+
+ if (**result_buf != '\0')
+ return 1;
+ }
+ assert(U_SUCCESS(status));
+ }
+ return 0;
+#else
+ return tokenize_simple(zm, result_buf, result_len);
+#endif
+}
+
+int zebra_map_tokenize_start(zebra_map_t zm,
+ const char *buf, size_t len)
+{
+ assert(zm->use_chain);
+
+ wrbuf_rewind(zm->input_str);
+ wrbuf_write(zm->input_str, buf, len);
+ zm->simple_off = 0;
+#if YAZ_HAVE_ICU
+ if (zm->icu_chain)
+ {
+ UErrorCode status;
+ if (zm->debug)
+ {
+ wrbuf_rewind(zm->print_str);
+ wrbuf_write_escaped(zm->print_str, wrbuf_buf(zm->input_str),
+ wrbuf_len(zm->input_str));
+
+ yaz_log(YLOG_LOG, "input %s",
+ wrbuf_cstr(zm->print_str));
+ }
+ icu_chain_assign_cstr(zm->icu_chain,
+ wrbuf_cstr(zm->input_str),
+ &status);
+ assert(U_SUCCESS(status));
+ }
+#endif
+ return 0;
+}
+
+#if 0