[CMake] Tweaking/disabling timeout for "Check for working CXX compiler"

[Michael Enright]

On Tue, Sep 8, 2015 at 7:57 PM, Dmitry Marakasov  wrote:
>
> Hi!
>
> FreeBSD project use userspace qemu emulation to cross-build packages
> for some architectures, namely arm. This worked great for most
> packages, however ones using cmake tend to fail randomly.


<snip>

> Relevant excerpt:
>
> ---
> <snip>
>
>   Process terminated due to timeout
>
> <snip>
>
> The question is obvious: where is this timeout defined, what value
> is it set to exactly and is it tunable?
>

When you build manually in this setup, does the build actually
complete? How long does it take for the compile to complete? It seems
to me that if the compile is actually completing then worrying about
CMake's timeout is worth the trouble.