spdlog 0.11.0 (new formula)

Closes #8824.

Signed-off-by: William Woodruff <william@tuffbizz.com>

Formula/spdlog.rb

@@ -0,0 +1,36 @@
+class Spdlog < Formula
+  desc "Super fast C++ logging library."
+  homepage "https://github.com/gabime/spdlog"
+  url "https://github.com/gabime/spdlog/archive/v0.11.0.tar.gz"
+  sha256 "8c0f1810fb6b7d23fef70c2ea8b6fa6768ac8d18d6e0de39be1f48865e22916e"
+  head "https://github.com/gabime/spdlog.git"
+
+  depends_on "cmake" => :build
+
+  needs :cxx11
+
+  def install
+    ENV.cxx11
+
+    mkdir "spdlog-build" do
+      args = std_cmake_args
+      args << "-Dpkg_config_libdir=#{lib}" << ".."
+      system "cmake", *args
+      system "make", "install"
+    end
+  end
+
+  test do
+    (testpath/"test.cpp").write <<-EOS.undent
+      #include "spdlog/spdlog.h"
+      #include <iostream>
+      #include <memory>
+      int main()
+      {
+        auto console = spdlog::stdout_logger_mt("console");
+      }
+    EOS
+    system ENV.cxx, "-std=c++11", "test.cpp", "-I#{include}", "-o", "test"
+    system "./test"
+  end
+end