CMake: Don't add uninstall target and CPack config if not top-level #2776
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Fixes #2597
CMake 3.21 was released in 2021 and is available in the latest release of all the big distros (see https://pkgs.org/search/?q=cmake). If it's necessary to support older versions of CMake, a reasonable backport is something like:
CMAKE_PROJECT_NAME
is the top-level project namePROJECT_NAME
is the current project name (i.e.netCDF
!)It might also be friendlier to expose an option to allow changing this: