One other thing: the text in the User Guide would then have to be updated
accordingly, since it talks about leaving these changes as an exercise for
the reader.
Regards,
David
Il giorno dom 22 apr 2018 alle ore 20:08 David Trudgett <
[email protected]> ha scritto:
> Hi Pascal,
>
> I'm happy for you to use it in any way you see fit. No problem.
>
> Just a couple of points which come to mind about it, now that I give it
> some thought:
>
> 1. The diff is against two versions of my own source code repository,
> which doesn't correspond to anything in the Gnoga repository, so you would
> have to apply the diff manually. (I don't think the example application in
> the Gnoga repo comes with separate source files apart from the text in the
> user guide... at least as far as I know.) I might possibly be able to
> prepare a diff against the user guide markdown file, if that helps, but I
> would have to do that manually, too. Alternatively, I could just bundle up
> all my source files for that example and give them to you for inclusion in
> the demos directory, perhaps?
>
> 2. From the protected procedure "Update_User_Views" I call
> "User_View.Draw" which, being an I/O type of operation, one suspects may
> block. Now, digging into the Gnoga and GNAT source code, it seems that this
> can, indeed, block (for example, on line 4190 of
> GNAT.Sockets.Connection_State_Machine.HTTP_Server
> (gnat-sockets-connection_state_machine-http_server.adb) there is the call
> "WebSocket_Blocking_Send (Client, Header, True, False);" Therefore, to
> make that call within a protected procedure is technically a "bounded
> error". To fix this, I think I would just need to change the protected
> procedure to an entry, as protected entries may block.
>
> Cheers,
> David
>
>
>
> Il giorno dom 22 apr 2018 alle ore 02:00 Pascal via Gnoga-list <
> [email protected]> ha scritto:
>
>> Hello David,
>>
>> > Le 19 avr. 2018 à 11:23, David Trudgett <[email protected]> a écrit
>> :
>> >
>> > In case anyone is interested, I made a few changes to the User Guide
>> Gnogaboard example application to make Users a protected object for safe
>> concurrent access.
>> >
>> > Attached is a diff showing the changes.
>> >
>> > Regards,
>> > David
>>
>> Thanks for you contribution.
>>
>> Do you mind if I push your patch on Gnoga SF Git repo?
>>
>> Regards, Pascal.
>> http://blady.pagesperso-orange.fr
>>
>>
>>
>>
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> --
>
> David K. Trudgett
> IT Systems and Software Engineer
> Ph: 0467 312 782 (mobile)
> Email: [email protected] <[email protected]>
> Web: http://www.eclecticse.com.au/ (blog)
> LinkedIn: https://au.linkedin.com/in/david-trudgett-6191ba103
> ABN: 87 984 125 899
>
--
David K. Trudgett
IT Systems and Software Engineer
Ph: 0467 312 782 (mobile)
Email: [email protected] <[email protected]>
Web: http://www.eclecticse.com.au/ (blog)
LinkedIn: https://au.linkedin.com/in/david-trudgett-6191ba103
ABN: 87 984 125 899
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