[cmake-developers] [PATCH 2/9] Xcode: Sort Xcode objects by Id

[Tim Blechmann]

> Xcode keeps the objects ordered by the object id.
> Because cmake stores them into an unordered container
> at creation time they must be sorted before writing the
> pbxproj file.

out of curiosity: what exactly is the id? the uuid identifier or the
target name? when ordering targets in the project, it would make sense
to order them by target name, as that's what users are used to (iirc the
cmake-generated msvc projects are order their targets by target name)