glfw3: migrate from homebrew/versions.

also fix static build and test, restore origin dylib naming

Formula/glfw.rb

@@ -0,0 +1,66 @@
+class Glfw < Formula
+  desc "Multi-platform library for OpenGL applications"
+  homepage "http://www.glfw.org/"
+  url "https://github.com/glfw/glfw/archive/3.2.1.tar.gz"
+  sha256 "e10f0de1384d75e6fc210c53e91843f6110d6c4f3afbfb588130713c2f9d8fe8"
+
+  head "https://github.com/glfw/glfw.git"
+
+  option :universal
+  option "without-shared-library", "Build static library only (defaults to building dylib only)"
+  option "with-examples", "Build examples"
+  option "with-test", "Build test programs"
+
+  depends_on "cmake" => :build
+
+  deprecated_option "build-examples" => "with-examples"
+  deprecated_option "static" => "without-shared-library"
+  deprecated_option "build-tests" => "with-test"
+  deprecated_option "with-tests" => "with-test"
+
+  def install
+    ENV.universal_binary if build.universal?
+
+    args = std_cmake_args + %w[
+      -DGLFW_USE_CHDIR=TRUE
+      -DGLFW_USE_MENUBAR=TRUE
+    ]
+    args << "-DGLFW_BUILD_UNIVERSAL=TRUE" if build.universal?
+    args << "-DBUILD_SHARED_LIBS=TRUE" if build.with? "shared-library"
+    args << "-DGLFW_BUILD_EXAMPLES=TRUE" if build.with? "examples"
+    args << "-DGLFW_BUILD_TESTS=TRUE" if build.with? "test"
+    args << "."
+
+    system "cmake", *args
+    system "make", "install"
+    libexec.install Dir["examples/*"] if build.with? "examples"
+    libexec.install Dir["tests/*"] if build.with? "test"
+  end
+
+  test do
+    (testpath/"test.c").write <<-EOS.undent
+      #define GLFW_INCLUDE_GLU
+      #include <GLFW/glfw3.h>
+      #include <stdlib.h>
+      int main()
+      {
+        if (!glfwInit())
+          exit(EXIT_FAILURE);
+        glfwTerminate();
+        return 0;
+      }
+    EOS
+
+    if build.with? "shared-library"
+      system ENV.cc, "test.c", "-o", "test",
+             "-I#{include}", "-L#{lib}", "-lglfw"
+    else
+      system ENV.cc, "test.c", "-o", "test",
+             "-I#{include}", "-L#{lib}", "-lglfw3",
+             "-framework", "IOKit",
+             "-framework", "CoreVideo",
+             "-framework", "AppKit"
+    end
+    system "./test"
+  end
+end

formula_renames.json

@@ -11,6 +11,7 @@
   "elasticsearch24": "elasticsearch@2.4",
   "fig": "docker-compose",
   "geode": "apache-geode",
+  "glfw3": "glfw",
   "go-app-engine-32": "app-engine-go-32",
   "go-app-engine-64": "app-engine-go-64",
   "google-app-engine": "app-engine-python",