[CMake] HOWTO cmake compatiblity?

[Rolf Eike Beer]

Steffen Dettmer wrote:

[…]

> So far I think we need to install cmake into a versionized
> directory and invoke it:
> 
>   v1.0.0/bin/cmake -DTOOLCHAIN=v1.0.0/target1.cmake
> 
> and maybe remove cmake from PATH to ensure a failure if
> accidentally calling "cmake".
> 
> What do you think?

Having multiple parallel versions of CMake in different directories 
works.

Greetings,

Eike
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