use local formula

.azure-pipelines/build-plcrashreporter-1ES.yml

@@ -51,7 +51,6 @@ extends:
         - bash: |
             brew install wget doxygen graphviz protobuf-c
             brew unlink protobuf
-            wget https://raw.githubusercontent.com/Homebrew/homebrew-core/797940c49f6b31692a824d6d8b524998c5d45215/Formula/p/protobuf.rb -O ./Dependencies/protobuf.rb
             brew install ./Dependencies/protobuf.rb
           displayName: 'Install dependencies'
         - task: Xcode@5

Dependencies/protobuf.rb

@@ -0,0 +1,96 @@
+class Protobuf < Formula
+  desc "Protocol buffers (Google's data interchange format)"
+  homepage "https://protobuf.dev/"
+  url "https://github.com/protocolbuffers/protobuf/releases/download/v25.3/protobuf-25.3.tar.gz"
+  sha256 "d19643d265b978383352b3143f04c0641eea75a75235c111cc01a1350173180e"
+  license "BSD-3-Clause"
+  revision 1
+
+  livecheck do
+    url :stable
+    strategy :github_latest
+  end
+
+  bottle do
+    sha256                               arm64_sonoma:   "fddad1ce30679b586263d42f6873ad14033bf081f1a02265a2dfd0db6c5b90a9"
+    sha256                               arm64_ventura:  "e5f9660c2add8a0b25a739d8733f8e39994627a52c4280fda3f6a6952fd3580c"
+    sha256                               arm64_monterey: "25697e79cbf8a2aa5ae3c70e2a03700cd8c071a1731ecc3eb89bcf44e7d70310"
+    sha256                               sonoma:         "f39583032815a31f5d31b520e24d70f75755e921235496b29fd1ed964fd6bcb5"
+    sha256                               ventura:        "7a1992bf50282507f8a5b707b98f85d02cc95da61b4a77145ecaa7dc48905f5f"
+    sha256                               monterey:       "80f58bba003e5b796d80d00a9324326431340a44abcbcf722596db9c95fc7055"
+    sha256 cellar: :any_skip_relocation, x86_64_linux:   "56699682719d48c950eb9e0e862669759e974d9120b08b3d004a61fdd4b4bae8"
+  end
+
+  depends_on "cmake" => :build
+  depends_on "python-setuptools" => :build
+  depends_on "python@3.11" => [:build, :test]
+  depends_on "python@3.12" => [:build, :test]
+  depends_on "abseil"
+  depends_on "jsoncpp"
+
+  uses_from_macos "zlib"
+
+  def pythons
+    deps.map(&:to_formula)
+        .select { |f| f.name.match?(/^python@\d\.\d+$/) }
+        .map { |f| f.opt_libexec/"bin/python" }
+  end
+
+  def install
+    # Keep `CMAKE_CXX_STANDARD` in sync with the same variable in `abseil.rb`.
+    abseil_cxx_standard = 17
+    cmake_args = %w[
+      -DBUILD_SHARED_LIBS=ON
+      -Dprotobuf_BUILD_LIBPROTOC=ON
+      -Dprotobuf_BUILD_SHARED_LIBS=ON
+      -Dprotobuf_INSTALL_EXAMPLES=ON
+      -Dprotobuf_BUILD_TESTS=OFF
+      -Dprotobuf_ABSL_PROVIDER=package
+      -Dprotobuf_JSONCPP_PROVIDER=package
+    ]
+    cmake_args << "-DCMAKE_CXX_STANDARD=#{abseil_cxx_standard}"
+
+    system "cmake", "-S", ".", "-B", "build", *cmake_args, *std_cmake_args
+    system "cmake", "--build", "build"
+    system "cmake", "--install", "build"
+
+    (share/"vim/vimfiles/syntax").install "editors/proto.vim"
+    elisp.install "editors/protobuf-mode.el"
+
+    ENV.append_to_cflags "-I#{include}"
+    ENV.append_to_cflags "-L#{lib}"
+    ENV["PROTOC"] = bin/"protoc"
+
+    cd "python" do
+      # Keep C++ standard in sync with `abseil.rb`.
+      inreplace "setup.py", "extra_compile_args.append('-std=c++14')",
+                            "extra_compile_args.append('-std=c++#{abseil_cxx_standard}')"
+
+      pythons.each do |python|
+        pyext_dir = prefix/Language::Python.site_packages(python)/"google/protobuf/pyext"
+        with_env(LDFLAGS: "-Wl,-rpath,#{rpath(source: pyext_dir)} #{ENV.ldflags}".strip) do
+          system python, *Language::Python.setup_install_args(prefix, python), "--cpp_implementation"
+        end
+      end
+    end
+  end
+
+  test do
+    testdata = <<~EOS
+      syntax = "proto3";
+      package test;
+      message TestCase {
+        string name = 4;
+      }
+      message Test {
+        repeated TestCase case = 1;
+      }
+    EOS
+    (testpath/"test.proto").write testdata
+    system bin/"protoc", "test.proto", "--cpp_out=."
+
+    pythons.each do |python|
+      system python, "-c", "from google.protobuf.pyext import _message"
+    end
+  end
+end