[cmake-developers] Listing all targets (was: Wrapping functions in CMake)

[Brad King]

On 07/10/2015 03:42 PM, Clifford Yapp wrote:
> On Thu, Jul 9, 2015 at 1:35 PM, Clifford Yapp <cliffyapp at gmail.com> wrote:
> 
>> 2.  Provide similar lists of all defined targets for the various types
>> (e.g. CMAKE_EXECUTABLE_TARGETS, CMAKE_LIBRARY_TARGETS,
>> CMAKE_CUSTOM_TARGETS).
> 
> Looking into the CMake sources, it seems like this information is
> stored already in the global target map - what would be the "correct"
> way to expose that information in variables in CMake script space?

We shouldn't need separate lists for each because one can check
the TYPE target property given the target name.  The list of
globally-scoped (non-imported) targets could be made available
through a (read-only) global property whose implementation
computes the list on the fly.

-Brad