[Qt-interest] QT Application plugin crashing ...

[Bruno Seabra Lima]

Great meaningful answer :D

As always, u cant have it all .....

I'm gonna test a QProcess approach and see if the performance is
too compromised.

Thanks

Bruno Seabra Mendonça Lima
--------------
Bacharel em Ciência da Computação - UFMA
Mestrando da PUC-Rio
Pesquisador Laboratório Telemidia (PUC-Rio)
Pesquisador Colaborador LAWS (UFMA)
Pesquisador/Desenvolvedor Intacto Software
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www.bslima.com


On Sun, Jan 23, 2011 at 7:37 AM, Konrad Rosenbaum <konrad at silmor.de> wrote:

> On Sunday 23 January 2011, Bruno Seabra Lima wrote:
> > I've tried this ... but it doesnt help
> > threds are in the same fork process ..
> > i think the only away to achieve this is
> > by placing the plugin in separate Process.
>
> Correct. Anything in the same process corrupts the same memory, hence
> crashing the full process.
>
> > I started read the QProcess class, but is going to need to remodel a lot
> > of things.
>
> Yes. This is however the only way to get your app and your "plugin" to not
> share the same address space.
>
> You should however be aware that this makes things significantly slower.
> After all you add the overhead of two processes communicating with each
> other.
>
> > Maybe in the future the QtPlugin mechanism should be process spawed ...
>
> It is called a plug-"IN", not a plug-"OUTSIDE"... ;-)
>
> Plugins are supposed to change the application itself - so they must be
> part
> of the same process.
>
> Otherwise you have mechanisms like QProcess, DBUS, etc.
>
>
>        Konrad
>
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>
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