add shogun from homebrew-science

and upgrade to 6.1.3
Homebrew · Jan 30, 2018 · 7fcdabf · 7fcdabf
1 parent 1a7ffac
commit 7fcdabf
Showing 1 changed file with 125 additions and 0 deletions.
diff --git a/Formula/shogun.rb b/Formula/shogun.rb
@@ -0,0 +1,125 @@
+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"
+
+  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" if MacOS.version <= :lion
+  depends_on "snappy"
+  depends_on "xz"
+
+  cxxstdlib_check :skip
+
+  # 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 <vecLib/cblas.h> 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
+
+  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
+
+  needs :cxx11
+
+  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")
+
+    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}",
+                            *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 <cstdlib>
+      #include <cstring>
+      #include <assert.h>
+
+      #include <shogun/base/init.h>
+      #include <shogun/lib/versionstring.h>
+
+      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