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[Sergio Schvezov <sergio.schvezov@xxxxxxxxxxxxx>]

On martes 15 de julio de 2014 06h'14:04 ART, YC Cheng wrote:
> Hi, As doing debugging, I try to rebuild 
>
> https://launchpad.net/ubuntu-system-settings
>
> for arm, which use cmake to generate Makefile. On my host to 
> build, I use "ptest -p utopic" (ptest from pbuilder-scripts 
> which are scripts wrapper for pbuild) and run debian/rule binary 
> there.
>
> Since it's C++, the compile takes long time if not compile in parallel.
>
> I try several method like
>
> export DEB_BUILD_OPTIONS="parallel=2"
> debin/rule binary
>
> or
>
> add parallel=4 to debian/rules 
> (https://www.debian.org/doc/debian-policy/ch-source.html)
>
> Both not make it build in -j 4 as compiling.
>
> Anyone who know how to make it works, thanks.

My guess is that you need to add --parallel to dh here [1]. That said, it 
may not be enabled for a reason.

If you are building for armhf on x86, I suggest setting up sbuild and to 
cross compile[2].

Cheers
Sergio

[1] 
http://bazaar.launchpad.net/~system-settings-touch/ubuntu-system-settings/trunk/view/head:/debian/rules#L27
[2] https://wiki.ubuntu.com/Touch/CrossCompile