[CMake] simple find_package example

[Alexander Neundorf]

On 2018 M08 2, Thu 10:01:39 CEST Randy Heiland wrote:
> Hi,
> 
> I'd like to figure out how to modify the simple "hello" demo (
> https://cmake.org/examples/) so that the Hello project is a library with an
> accompanying FindHello.cmake and then the Demo project uses that
> information and "find_package" to discover/use it.
> 
> Hopefully that makes sense. Basically, I'm looking for a simple tutorial on
> how I can make my library easily accessible to a CMake project. 

for that, you don't want a FindHello.cmake (which would typically be shipped 
either by cmake or by the consuming application), instead you want to generate 
and install a HelloConfig.cmake file.

Alex