psych/yaml/emitter.c

381     copy.prefix = yaml_strdup(value.prefix);
382     if (!copy.handle || !copy.prefix) {
394     yaml_free(copy.prefix);
622                 if (!yaml_emitter_write_tag_content(emitter, tag_directive->prefix,
623                             strlen((char *)tag_directive->prefix), 1))
713             yaml_free(tag_directive.prefix);
1353     yaml_string_t prefix;
1358     prefix_length = strlen((char *)tag_directive.prefix);
1360     STRING_ASSIGN(prefix, tag_directive.prefix, prefix_length);
1387     if (prefix.start == prefix.end) {
1389                 "tag prefix must not be empty");
1453         size_t prefix_length = strlen((char *)tag_directive->prefix);
1455                 && strncmp((char *)tag_directive->prefix, (char *)string.start,