re: (1) an <code>enum</code> with the codes, like <a class="el" href="namespaceipc_1_1transport_1_1error.html#adfef15ef4e76cc55d652fbd9c2797297" title="All possible errors returned (via Error_code arguments) by ipc::transport functions/methods outside o...">error::Code</a>; (2) an <code>int</code>-to-<code>string</code> message table function, for log messages; and (3) a brief <code>const char*</code> identifying the code set, for log messages. The rest is the boiler-plate, but all of it seems to either alr