Merge pull request #10 from glensc/vcpkg

Formula/vcpkg.rb

@@ -0,0 +1,28 @@
+class Vcpkg < Formula
+  desc "C++ Library Manager for Windows, Linux, and MacOS"
+  homepage "https://docs.microsoft.com/en-us/cpp/vcpkg"
+
+  url "https://github.com/microsoft/vcpkg/archive/2019.10.tar.gz"
+  sha256 "1a3e81b50702522ede10806f38d929d9aa4c7ffb5c2595eeee07a04cafacc77c"
+  head "https://github.com/microsoft/vcpkg.git"
+
+  depends_on "cmake" => :build
+  depends_on "ninja" => :build
+  depends_on "gcc" if MacOS.version <= :mojave
+
+  def install
+    if MacOS.version <= :mojave
+      ENV["CC"] = Formula["gcc"].opt_bin/"gcc-#{Formula["gcc"].version_suffix}"
+      ENV["CXX"] = Formula["gcc"].opt_bin/"g++-#{Formula["gcc"].version_suffix}"
+    end
+    args = %w[-useSystemBinaries]
+    args += %w[-allowAppleClang] if MacOS.version > :mojave
+    system "./bootstrap-vcpkg.sh", *args
+    libexec.install ["ports", "scripts", "triplets", "vcpkg", ".vcpkg-root"]
+    bin.install_symlink libexec/"vcpkg"
+  end
+
+  test do
+    assert_match "zlib", pipe_output("#{bin}/vcpkg search zlib")
+  end
+end