class Shogun < Formula desc "Large scale machine learning toolbox" homepage "http://www.shogun-toolbox.org/" url "http://shogun-toolbox.org/archives/shogun/releases/6.1/sources/shogun-6.1.3.tar.bz2" sha256 "57169dc8c05b216771c567b2ee2988f14488dd13f7d191ebc9d0703bead4c9e6" revision 3 bottle do sha256 "7f46d34b9fb84e45da8010cd796d28860a16dfa8ec3b4e3bae234cf5c9f3db4e" => :mojave sha256 "e432dbe32889e4dc9bc2501a61934fe6f1ed5c13b613d79cb22c34a1d8543e99" => :high_sierra sha256 "f9c0b2fdec633139f4187c3acf571a9e56ef627d417ff385583bc1c214d64647" => :sierra end depends_on "cmake" => :build depends_on :java => ["1.7+", :build] depends_on "pkg-config" => :build depends_on "swig" => :build depends_on "arpack" depends_on "eigen" depends_on "glpk" depends_on "hdf5" depends_on "json-c" depends_on "lapack" if MacOS.version >= :high_sierra depends_on "lzo" depends_on "nlopt" depends_on "python@2" depends_on "snappy" depends_on "xz" cxxstdlib_check :skip resource "jblas" do url "https://mikiobraun.github.io/jblas/jars/jblas-1.2.3.jar" sha256 "e9328d4e96db6b839abf50d72f63626b2309f207f35d0858724a6635742b8398" end resource "numpy" do url "https://files.pythonhosted.org/packages/ee/66/7c2690141c520db08b6a6f852fa768f421b0b50683b7bbcd88ef51f33170/numpy-1.14.0.zip" sha256 "3de643935b212307b420248018323a44ec51987a336d1d747c1322afc3c099fb" end # Fixes the linking of the python interface. # Upstream commit from 8 Jan 2018 https://github.com/shogun-toolbox/shogun/commit/ff8840ce0e patch do url "https://raw.githubusercontent.com/Homebrew/formula-patches/7bbffa4/shogun/fix_python_linking.patch" sha256 "2043b939c1ae8f63cdc753141488207d76ea86d79d06be7917a833cf86cd193f" end # Fixes when Accelerator framework is to be used as a LAPACK backend for # Eigen. CMake swallows some of the include header flags hence on some # versions of macOS, hence the include of will fail. # Upstream commit from 30 Jan 2018 https://github.com/shogun-toolbox/shogun/commit/6db834fb4ca9783b6e5adfde808d60ebfca0abc9 patch do url "https://raw.githubusercontent.com/Homebrew/formula-patches/9df360c/shogun/fix_veclib.patch" sha256 "de7ebe4c91da9f63fc322c5785f687c0005ed8df2c70cd3e9024fbac7b6d3745" end # Fixes compiling with json-c 0.13.1. Shogun 6.1.3 is using the # deprecated json-c is_error() macro which got removed in json-c 0.13.1. patch do url "https://github.com/shogun-toolbox/shogun/commit/365ce4c4c7.patch?full_index=1" sha256 "0a1c3e2e16b2ce70855c1f15876bddd5e5de35ab29290afceacdf7179c4558cb" end def install ENV.cxx11 # Fix build of modular interfaces with SWIG 3.0.5 on macOS # https://github.com/shogun-toolbox/shogun/pull/2694 # https://github.com/shogun-toolbox/shogun/commit/fef8937d215db7 ENV.append_to_cflags "-D__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES=0" ENV.prepend_create_path "PYTHONPATH", libexec/"vendor/lib/python2.7/site-packages" resource("numpy").stage do system "python", *Language::Python.setup_install_args(libexec/"vendor") end if MacOS.version >= :high_sierra ENV["LAPACKE_PATH"] = Formula["lapack"].opt_lib end libexec.install resource("jblas") python_executable = Formula["python@2"].opt_bin/"python2" python_prefix = Utils.popen_read("#{python_executable} -c 'import sys; print(sys.prefix)'").chomp python_include = Utils.popen_read("#{python_executable} -c 'from distutils import sysconfig; print(sysconfig.get_python_inc(True))'").chomp python_library = "#{python_prefix}/Python" mkdir "build" do system "cmake", "..", "-DBUILD_EXAMPLES=OFF", "-DBUNDLE_JSON=OFF", "-DBUNDLE_NLOPT=OFF", "-DENABLE_TESTING=OFF", "-DENABLE_COVERAGE=OFF", "-DBUILD_META_EXAMPLES=OFF", "-DINTERFACE_PYTHON=ON", "-DINTERFACE_JAVA=ON", "-DJBLAS=#{libexec}/jblas-#{resource("jblas").version}.jar", "-DLIB_INSTALL_DIR=#{lib}", "-DPYTHON_EXECUTABLE=#{python_executable}", "-DPYTHON_INCLUDE_DIR=#{python_include}", "-DPYTHON_LIBRARY=#{python_library}", *std_cmake_args system "make", "install" end end def caveats homebrew_site_packages = Language::Python.homebrew_site_packages user_site_packages = Language::Python.user_site_packages "python" <<~EOS If you use system python (that comes - depending on the macOS version - with an old version of numpy), you may need to ensure that the brewed packages come earlier in Python's sys.path with: mkdir -p #{user_site_packages} echo 'import sys; sys.path.insert(1, "#{homebrew_site_packages}")' >> #{user_site_packages}/homebrew.pth EOS end test do (testpath/"test.cpp").write <<~EOS #include #include #include #include #include using namespace shogun; int main(int argc, char** argv) { init_shogun_with_defaults(); assert (std::strcmp(MAINVERSION, "#{version}") == 0); exit_shogun(); return EXIT_SUCCESS; } EOS system ENV.cxx, "-std=c++11", "-I#{include}", "test.cpp", "-o", "test", "-L#{lib}", "-lshogun" system "./test" end end