[CMake] Version checking in FindFoo.cmake modules

[Matt Williams]

On Tuesday 18 November 2008 00:20:39 Alexander Neundorf wrote:
> On Tuesday 18 November 2008, Matt Williams wrote:
> > I was reading up on the documentation on the 2.6 version of
> > find_package() and it seems that being able to pass a version string to
> > it only works if find_package() uses a FooConfig.cmake file and not a
> > FindFoo.cmake file.
> >
> > In other words, if I'm writing a FindFoo.cmake file, it seems that the
> > PACKAGE_FIND_NAME, PACKAGE_FIND_VERSION etc. variables aren't set.
> >
> > I tried to make it work but I couldn't. Am I missing something or is it
> > really not possible to do version checking with FindFoo.cmake modules?
>
> Did you check whether Foo_FIND_VERSION etc. are set ?

Ahh, thanks. I was confused because Foo_FIND_VERSION was set, but 
Foo_FIND_NAME wasn't. Of course, that variable isn't necessary but it's 
strange that it would be defined in FooConfig.cmake files but not 
FindFoo.cmake.

Matt
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