[Qbs] External Dependencies

[NIkolai Marchenko]

> by adding property bool recover to the Module which tells Qbs to try loading next module in a chain

Probably needs a code example of a proposed solution. What is a
"chain" like in this case?


On Tue, May 14, 2019 at 11:32 PM Иван Комиссаров <abbapoh at gmail.com> wrote:

> On Tue, May 14, 2019 at 11:09 PM NIkolai Marchenko <
> enmarantispam at gmail.com> wrote:
>
>> Wouldn't it be more reasonable to implement something like
>> OptionalDepends where you could just list all possible dependencies in the
>> order in which it should be loaded?
>>
>>
> This doesn’t solve the problem of the boilerplate code, you're suggesting
> to add some syntax sugar.
>
> However, it might be useful to specify the order in which
> probes/pkg-config/whatever are used (or even disable one of them).
>
> Maybe, this can be done via product/module properties, something like
>
> products.MyProduct.pkgconfig.condition:false
>
> There are some corner cases when you’re searching for libs A and B and you
> want to use pkg-config for lib A and probes for lib B… Not sure if it’s
> worth supporting that case.
>
> 14 мая 2019 г., в 22:14, NIkolai Marchenko <enmarantispam at gmail.com>
> написал(а):
>
> And while we are on the subject of finding libs. Is it possible to somehow
> indicate that a library you are trying to link isn't compatible with the
> compiler? Somethe _other_ than "unresolved external" error that can
> indicate anything from lib not being where you want it to be, a mistype in
> the path, incorrect lib version or, indeed, binary incompatibility. .
>
>
> For pkg-config, I don’t see such feature; it assumes that you’re set up
> paths so it won’t find wrong lib (paths like sysroot).
>
> For Qbs itself, LibraryProbe should check for the desired architecture and
> discard incompatible libraries. I don’t see any problems implementing this.
> It should also have a property to be able to choose between static/dynamic
> libraries. It’s quite dumb for now, actually=)
>
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