+
+void trailer_info_get(struct trailer_info *info, const char *str)
+{
+ int patch_start, trailer_end, trailer_start;
+ struct strbuf **trailer_lines, **ptr;
+ char **trailer_strings = NULL;
+ size_t nr = 0, alloc = 0;
+ char **last = NULL;
+
+ ensure_configured();
+
+ patch_start = find_patch_start(str);
+ trailer_end = find_trailer_end(str, patch_start);
+ trailer_start = find_trailer_start(str, trailer_end);
+
+ trailer_lines = strbuf_split_buf(str + trailer_start,
+ trailer_end - trailer_start,
+ '\n',
+ 0);
+ for (ptr = trailer_lines; *ptr; ptr++) {
+ if (last && isspace((*ptr)->buf[0])) {
+ struct strbuf sb = STRBUF_INIT;
+ strbuf_attach(&sb, *last, strlen(*last), strlen(*last));
+ strbuf_addbuf(&sb, *ptr);
+ *last = strbuf_detach(&sb, NULL);
+ continue;
+ }
+ ALLOC_GROW(trailer_strings, nr + 1, alloc);
+ trailer_strings[nr] = strbuf_detach(*ptr, NULL);
+ last = find_separator(trailer_strings[nr], separators) >= 1
+ ? &trailer_strings[nr]
+ : NULL;
+ nr++;
+ }
+ strbuf_list_free(trailer_lines);
+
+ info->blank_line_before_trailer = ends_with_blank_line(str,
+ trailer_start);
+ info->trailer_start = str + trailer_start;
+ info->trailer_end = str + trailer_end;
+ info->trailers = trailer_strings;
+ info->trailer_nr = nr;
+}
+
+void trailer_info_release(struct trailer_info *info)
+{
+ int i;
+ for (i = 0; i < info->trailer_nr; i++)
+ free(info->trailers[i]);
+ free(info->trailers);
+}