class Cmake < Formula
  desc "Cross-platform make"
  homepage "https://www.cmake.org/"
  url "https://github.com/Kitware/CMake/releases/download/v3.15.1/cmake-3.15.1.tar.gz"
  sha256 "18dec548d8f8b04d53c60f9cedcebaa6762f8425339d1e2c889c383d3ccdd7f7"
  head "https://cmake.org/cmake.git"

  bottle do
    cellar :any_skip_relocation
    sha256 "69e25aedc59379712ac9b1185d5896418e1c824901ea1bcf795d6dc6a2446549" => :mojave
    sha256 "c19072c287a9fb4272d2b3b48d56f98711bd94147ddc9e316bb4a2cd39a35cd9" => :high_sierra
    sha256 "ef76d50cb919f8a648c4e2dfc30709409e52d4f0e16fe547b4f2d306d3d08ce3" => :sierra
  end

  depends_on "sphinx-doc" => :build

  # The completions were removed because of problems with system bash

  # The `with-qt` GUI option was removed due to circular dependencies if
  # CMake is built with Qt support and Qt is built with MySQL support as MySQL uses CMake.
  # For the GUI application please instead use `brew cask install cmake`.

  def install
    args = %W[
      --prefix=#{prefix}
      --no-system-libs
      --parallel=#{ENV.make_jobs}
      --datadir=/share/cmake
      --docdir=/share/doc/cmake
      --mandir=/share/man
      --sphinx-build=#{Formula["sphinx-doc"].opt_bin}/sphinx-build
      --sphinx-html
      --sphinx-man
      --system-zlib
      --system-bzip2
      --system-curl
    ]

    # There is an existing issue around macOS & Python locale setting
    # See https://bugs.python.org/issue18378#msg215215 for explanation
    ENV["LC_ALL"] = "en_US.UTF-8"

    system "./bootstrap", *args, "--", "-DCMAKE_BUILD_TYPE=Release"
    system "make"
    system "make", "install"

    elisp.install "Auxiliary/cmake-mode.el"
  end

  test do
    (testpath/"CMakeLists.txt").write("find_package(Ruby)")
    system bin/"cmake", "."
  end
end