122 // Positions of various strings in an iovec.
226     std::vector<std::string> strings{static_locs};  in do_log()  local
231     strings[pos_fmtmsg] = "LOG2_FMTMSG="s + m;  in do_log()
232     strings[pos_prio] = "PRIORITY="s + std::to_string(static_cast<uint64_t>(l));  in do_log()
233     strings[pos_file] = "CODE_FILE="s + s.file_name();  in do_log()
234     strings[pos_line] = "CODE_LINE="s + std::to_string(s.line());  in do_log()
235     strings[pos_func] = "CODE_FUNC="s + s.function_name();  in do_log()
286         strings.emplace_back(h + '=' + value);  in do_log()
297     // Add the final message into the strings array.  in do_log()
298     strings[pos_msg] = "MESSAGE="s + message.data();  in do_log()
300     // Trasform strings -> iovec.  in do_log()
302     std::ranges::transform(strings, std::back_inserter(iov), [](auto& s) {  in do_log()
309         sd_journal_sendv(iov.data(), strings.size());  in do_log()