[cmake-developers] Knowing if a C project is being built

[Rolf Eike Beer]

Brad King wrote:
> On Wed, Feb 22, 2012 at 11:32 AM, Rolf Eike Beer <eike at sf-mail.de> wrote:
> >> Use CMAKE_<LANG>_COMPILER_LOADED to determine which
> >> languages are enabled.
> > 
> > In the last modification in FindOpenMP I used  the ENABLED_LANGUAGES
> > property. Which of both ways is the preferred one?
> 
> I have no preference.
> 
> Both are documented and should work.  If the goal is to loop over all the
> enabled languages use the property.  Otherwise the variable can be tested
> for a specific language.  Of course the property is read-only so projects
> cannot mess with it like they can by setting the variable ;)

Then I'll use the variables because it is less code ;)

Eike
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