Merge topic 'cmuvprocesschain-spawn-result' 891b60d691 cmUVProcessChain: Add Status::SpawnResult field 5be0cd9f3c cmUVProcessChain: Manually create pipes between processes bb5ec5c9b4 cmUVProcessChain: Do some internal refactoring Acked-by: Kitware Robot <kwrobot@kitware.com> Acked-by: buildbot <buildbot@kitware.com> Merge-request: !8542