[all-commits] [llvm/llvm-project] edadb8: [lldb/CMake] Only auto-enable Lua when SWIG is found

[Jonas Devlieghere via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: edadb818e5be005fa4397b7e4bd5e397ddb4f5d6
      https://github.com/llvm/llvm-project/commit/edadb818e5be005fa4397b7e4bd5e397ddb4f5d6
  Author: Jonas Devlieghere <jonas at devlieghere.com>
  Date:   2020-01-08 (Wed, 08 Jan 2020)

  Changed paths:
    A lldb/cmake/modules/FindLuaAndSwig.cmake
    M lldb/cmake/modules/LLDBConfig.cmake

  Log Message:
  -----------
  [lldb/CMake] Only auto-enable Lua when SWIG is found

Just like Python, Lua should only be auto-enabled if SWIG is found as
well. This moves the logic of finding SWIG and Lua as a whole into a new
CMake package.