Re: [Boost-testing] Tried to build the target twice

Subject: Re: [Boost-testing] Tried to build the target twice
From: Rene Rivera (grafikrobot_at_[hidden])
Date: 2016-07-17 18:09:53

On Sun, Jul 17, 2016 at 4:19 PM, Dmitry Moskalchuk <dm_at_[hidden]> wrote:

> On 17/07/16 01:44, Rene Rivera wrote:
>
> OK, I have a solution. It should now work that you can specify a target-os
> condition when configuring the python interpreter. The init for python.jam
> always had optional conditions for the interpreter, but unfortunately it
> was not usable for target-os because of the way it added the global toolset
> requirements. I've fixed that now. And I've also changed the Boost
> status/Jamfile to only use the host-os python interpreter accordingly. In
> your case all you need to do is add <target-os>??? when doing the "using
> python ..". That's assuming you build with "target-os=???". You might have
> to add a plain "using python ;" to configure the host-os python interpreter
> also, which is what the library check tests will use.
>
>
> Thank you for help!
>
> Yes, we're using "target-os=android" as b2 command line parameter.
>
> However, something is still unclear. Just to confirm, do you mean adding
> "<target-os>android" to "using python" directive in user-config.jam, right?
> If yes, where exactly it should be added? Lets look on our "using python"
> line:
>
> using python : 3.5 : $PYDIR : $PYDIR/include/python :
> $PYDIR/libs/armeabi-v7a ;
>
> Could you please point me where to put "<target-os>android" exactly? I'm
> asking this just because it's still unclear for me even after looking on
> your commit (
> https://github.com/boostorg/build/commit/78ffbe094400d277627b2c19ceb182d637b8baca),
> and I know how sensitive bjam to syntax of Jamfiles (even spaces are
> important!), so I can easily break everything, and edit-build-run loop is
> too long to just try and see.
>

No problem.. It's the 5th argument per <
https://github.com/boostorg/build/blob/develop/src/tools/python.jam#L63>.
So the above it would be:

using python : 3.5 : $PYDIR : $PYDIR/include/python :
$PYDIR/libs/armeabi-v7a : <target-os>android ;

HTH.

-- 
-- Rene Rivera
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