[Buildroot] [PATCH] ola: Add patch to fix linking issue
Thomas Petazzoni
thomas.petazzoni at free-electrons.com
Sat Aug 8 10:44:45 UTC 2015
Dear Simon Marchi,
On Wed, 5 Aug 2015 00:19:40 -0400, Simon Marchi wrote:
> This patch fixes this autobuild failure:
>
> http://autobuild.buildroot.net/results/e14/e14e1700d4fe359c56be57587bdb509e002e5753/build-end.log
>
> I am not 100% sure of what happens (I am not a C++ expert at all), but
> here it is anyway. I assume that when the definition of
> TCPSocket::ReadDescriptor is embedded in the class definition, no actual
> implementation is generated (all usages of it are inline). When object
> libolaopenpixelcontrol.so tries to reference it somehow, it results in
> an undefined reference. Moving the definition in the cpp retains it. If
> you have a clear explanation of what happens, I'd be happy to read it.
>
> Signed-off-by: Simon Marchi <simon.marchi at polymtl.ca>
Could you report the problem to the upstream ola project and see what
they say? Also, they have a 0.9.7 release, maybe you want to try it?
Thomas
--
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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