Re: [PATCH] perf auto-dep: Speed up feature tests by building themin parallel

From: Ingo Molnar
Date: Mon Sep 30 2013 - 15:15:56 EST



* Arnaldo Carvalho de Melo <acme@xxxxxxxxxxxxxxxxxx> wrote:

> In fact this is why I thought those messages had been missing in your
> patchset, they don't appear when I remove perl-devel, i.e. 'perl'
> supporty is correctly detected as not possible to build due to missing
> deps, but no message is emitted for this case.
>
> And the bug is that the feature test for perl support passes, but since
> it doesn't try to use EXTERN.h, like something that is enabled when the
> feature test passes (util/scripting-engines/trace-event-perl.c), the
> build fails.

Hm, I probably messed up the lib-perl testcase - it was one of the more
complex ones. I assumed that this:

... libperl: [ OFF ]

meant that I didn't have the dependencies installed - but it's the
testcase that is wrong most likely.

Thanks,

Ingo
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