[CMake] Display all possible options in a CMakeLists file, like what we do with configure --help

[Nicolas Desprès]

Hi,

That's a good idea but it can be tricky to implement. It has already been
discussed in this thread:
http://www.cmake.org/pipermail/cmake/2012-April/049974.html

Cheers,
Nico

On Mon, Oct 15, 2012 at 5:06 AM, Tschijnmo Tschau <tschijnmotschau at gmail.com
> wrote:

> Hi!
>
> Sometimes different code has very different sets of options to tweak
> in the building process. So when building a package with GNU
> autotools, usually the first thing I do is ``configure --help'' to
> list all the possible options that I can change. I am a little curious
> if there is something quite similar to this kind of bahaviour in cmake
> because it is really handy. Thank you so much for your help! Some
> CMakeLists files from some codes do not seem to have been documented
> about their options, so a convenient way to find them out seems to be
> helpful.
>
> Regards
>
> Tschijnmo
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-- 
Nicolas Desprès
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