[vlc-devel] Réf : Re: [PATCH] v4l2: check if kernel headers are recent enough
funman at videolan.org
Thu Jan 19 22:36:31 CET 2012
>> Le 2012-01-19 02:11, Rémi Denis-Courmont a écrit :
> The point is not that configure is slow. It is reasonable with caching
> enabled. It is build system churn that is annoyingly slow. I have spent quite
> some time to move logic to Makefiles to limit this.
> This patch causes a full rebuild the build system just for a version check
> that belongs in the v4l2 access.
I don't know how we can skip compile of v4l2 access if headers are too old.
Perhaps a makefile define of LINUX_VERSION ?
> Besides, this patch assumes that all v4l2
> plugins have the same version requirement. This is not true anymore with the
> output plugin.
François, what are the requirements for the output plugin?
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