config.mak.uname: remove unused the NO_R_TO_GCC_LINKER flag

[thirdparty/git.git] / trailer.c

diff --git a/trailer.c b/trailer.c
index 68dabc2556c8232e1df268ae9f82d539505541ef..3f7391d793c87b9ff9e40572e9c219f9377d9d6a 100644 (file)
--- a/trailer.c
+++ b/trailer.c
@@ -1183,3 +1183,39 @@ void format_trailers_from_commit(struct strbuf *out, const char *msg,
        format_trailer_info(out, &info, opts);
        trailer_info_release(&info);
 }
+
+void trailer_iterator_init(struct trailer_iterator *iter, const char *msg)
+{
+       struct process_trailer_options opts = PROCESS_TRAILER_OPTIONS_INIT;
+       strbuf_init(&iter->key, 0);
+       strbuf_init(&iter->val, 0);
+       opts.no_divider = 1;
+       trailer_info_get(&iter->info, msg, &opts);
+       iter->cur = 0;
+}
+
+int trailer_iterator_advance(struct trailer_iterator *iter)
+{
+       while (iter->cur < iter->info.trailer_nr) {
+               char *trailer = iter->info.trailers[iter->cur++];
+               int separator_pos = find_separator(trailer, separators);
+
+               if (separator_pos < 1)
+                       continue; /* not a real trailer */
+
+               strbuf_reset(&iter->key);
+               strbuf_reset(&iter->val);
+               parse_trailer(&iter->key, &iter->val, NULL,
+                             trailer, separator_pos);
+               unfold_value(&iter->val);
+               return 1;
+       }
+       return 0;
+}
+
+void trailer_iterator_release(struct trailer_iterator *iter)
+{
+       trailer_info_release(&iter->info);
+       strbuf_release(&iter->val);
+       strbuf_release(&iter->key);
+}