Struct default constructor - need some kind of solution for C++ interop

[rikki cattermole via Digitalmars-d]

On 10/09/2016 8:22 PM, Ethan Watson wrote:
> On Saturday, 10 September 2016 at 05:56:55 UTC, Marco Leise wrote:
>> But what about the parts of the code that handle the game
>> initialization before streaming starts? Is there no
>>
>>   config = new GameConfig("settings.ini");
>>
>> or
>>
>>   db = new AssetDatabase("menu.pkg");
>>
>> that perform I/O during construction and potentially display an
>> exception error messages ?
>
> Everything streams. No exceptions. The only file operations provided to
> game code at run time are asynchronous operations.
>
> And if you exploit that correctly, this is one of those things that can
> increase boot times, actually. Create your config/database/whatever
> objects, request files, instead of initialising them all in order and
> slowing down because of synchronous IO they all go to sleep and
> streaming system can serve files up as quick as it gets them from disk.

Is there a good example library for this that does not involve a full 
blown (game)framework?