[Qbs] Rule.Return dynamic list for outputArtifacts

[Карелин Павел]

21.07.2020 16:45, Christian Kandeler пишет:
> On Tue, 21 Jul 2020 15:10:38 +0300
> Карелин Павел <hkarel at yandex.ru> wrote:
>
>> I recently needed to develop a rule for a sip generator (see below).
>> Basically, the rule works well, but yesterday it failed. At the output,
>> sip-generator create 6 cpp-files of the following format:
>> sip_corepartX.cpp (this is justified from the point of view of parallel
>> compilation, cpp-file sizes can be tens of megabytes). These 6 cpp-files
>> are reflected in the outputArtifacts parameter. However, yesterday I
>> came across a small sip-file, and the generated cpp-files turned out to
>> be not 6, but only 5. Naturally, my rule failed.
>>
>> Question: how can I resolve my situation?
> Do I understand you correctly that you don't really know in advance how many files will be generated, i.e. the -j parameter just specifies a maximum?
Yes, exactly
> Then you either need to find a way to find out the value beforehand (by analyzing the input in some way), or, if that is not possible, you cheat and call the tool already in the outputArtifactsScript; the prepare script then just sets up a dummy command.
How can I execute Command from outputArtifacts?

> Note that this loses concurrency, as rule execution happens in the main thread. But this might be acceptable for short-running tools.
>
>
> Christian
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--
Pavel
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