use 10.12 macos version as main target

.github/workflows/vangers_macos_build.yml

@@ -14,7 +14,10 @@ jobs:
     - name: update repos
       run: brew update
     - name: install libs
-      run: brew install git ninja cmake sdl2 sdl2_net libogg libvorbis nasm yasm dylibbundler
+      run: |
+        brew install git ninja cmake libogg libvorbis nasm yasm dylibbundler
+        brew install -s ./sdl2.rb
+        brew install -s ./sdl2_net.rb
     - name: clunk -- download lib
       run: git clone --depth 1 https://github.com/stalkerg/clunk.git clunk
     - name: clunk -- create build dir
@@ -38,16 +41,24 @@ jobs:
         --disable-doc --disable-ffplay --disable-ffprobe --disable-ffmpeg
         --disable-static --disable-bzlib --disable-libopenjpeg --disable-iconv
       working-directory: ffmpeg
+      env:
+        MACOSX_DEPLOYMENT_TARGET: 10.12
     - name: ffmpeg -- build and install
       run: |
         make -j4
         sudo make install
       working-directory: ffmpeg
+      env:
+        MACOSX_DEPLOYMENT_TARGET: 10.12
     - name: configure
       run: mkdir build && cd build && cmake -G Ninja ..
+      env:
+        MACOSX_DEPLOYMENT_TARGET: 10.12
     - name: make
       run: ninja
       working-directory: build
+      env:
+        MACOSX_DEPLOYMENT_TARGET: 10.12
     - name: vangers -- prepare release folder
       run: |
         mkdir Vangers.app/Contents/Frameworks

CMakeLists.txt

@@ -1,8 +1,9 @@
+SET(CMAKE_OSX_DEPLOYMENT_TARGET "10.12" CACHE STRING "Minimum OS X deployment version")
+CMAKE_MINIMUM_REQUIRED(VERSION 3.1.0)
+
 # root
 PROJECT(vangers)
 
-CMAKE_MINIMUM_REQUIRED(VERSION 3.1.0)
-
 # modules
 SET(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
 

Vangers.app/Contents/Info.plist

@@ -24,6 +24,6 @@
   <key>IFMinorVersion</key>
   <integer>1</integer>
   <key>LSMinimumSystemVersion</key>
-  <string>10.10.0</string>
+  <string>10.12.0</string>
 </dict>
 </plist>

sdl2.rb

@@ -0,0 +1,51 @@
+class Sdl2 < Formula
+    desc "Low-level access to audio, keyboard, mouse, joystick, and graphics"
+    homepage "https://www.libsdl.org/"
+    url "https://libsdl.org/release/SDL2-2.0.12.tar.gz"
+    sha256 "349268f695c02efbc9b9148a70b85e58cefbbf704abd3e91be654db7f1e2c863"
+    revision 1
+
+    bottle do
+      cellar :any
+      sha256 "4dcd635465d16372ca7a7bb2b94221aa21de02f681a22e9239d095b66fb00c63" => :catalina
+      sha256 "8733b127dd4ba6179e6ad9e6336418df9dbad8eb13f05597c05e6916f2ff0543" => :mojave
+      sha256 "b71346aebd499ed30f6de2f58a333c50575bc3bf73fbba6dcaef5a04c58282c5" => :high_sierra
+    end
+
+    head do
+      url "https://hg.libsdl.org/SDL", :using => :hg
+
+      depends_on "autoconf" => :build
+      depends_on "automake" => :build
+      depends_on "libtool" => :build
+    end
+
+    on_linux do
+      depends_on "pkg-config" => :build
+    end
+
+    # Fix library extension in CMake config file.
+    # https://bugzilla.libsdl.org/show_bug.cgi?id=5039
+    patch do
+      url "https://bugzilla.libsdl.org/attachment.cgi?id=4263"
+      sha256 "07ea066e805f82d85e6472e767ba75d265cb262053901ac9a9e22c5f8ff187a5"
+    end
+
+    def install
+      # we have to do this because most build scripts assume that all SDL modules
+      # are installed to the same prefix. Consequently SDL stuff cannot be
+      # keg-only but I doubt that will be needed.
+      inreplace %w[sdl2.pc.in sdl2-config.in], "@prefix@", HOMEBREW_PREFIX
+
+      system "./autogen.sh" if build.head?
+
+      args = %W[--prefix=#{prefix} --without-x]
+      ENV["MACOSX_DEPLOYMENT_TARGET"] = "10.12"
+      system "./configure", *args
+      system "make", "install"
+    end
+
+    test do
+      system bin/"sdl2-config", "--version"
+    end
+  end

sdl2_net.rb

@@ -0,0 +1,44 @@
+class Sdl2Net < Formula
+  desc "Small sample cross-platform networking library"
+  homepage "https://www.libsdl.org/projects/SDL_net/"
+  url "https://www.libsdl.org/projects/SDL_net/release/SDL2_net-2.0.1.tar.gz"
+  sha256 "15ce8a7e5a23dafe8177c8df6e6c79b6749a03fff1e8196742d3571657609d21"
+
+  bottle do
+    cellar :any
+    sha256 "920e892ba80cba3a99d4a15473351be5dc23f0d9445c28480c5dae904e8a8271" => :catalina
+    sha256 "0631754a7016b3e6e175644cc7976cc22843f7b872e8f50662d0cb50a4264901" => :mojave
+    sha256 "f193c7c2ae1b7f2c82cbbc9b83a16fc72d845c6396ecd33644eea19695a850ee" => :high_sierra
+    sha256 "dc2b96762f77dd4d42fea1da4d4c2373692dd0a531f686f00de0dd4a6eed8df9" => :sierra
+    sha256 "46d189ebe1f240381a9e8d99a2cb249e577cec98e6399e741e47275735a3471c" => :el_capitan
+    sha256 "2e2bcc1e1aac84b37ebb44398e463d9004764aa369489926cd07bb97cb9f60c4" => :yosemite
+    sha256 "ebabcb8f4df6fdee7855a6e19080aea42d9909205b287312015179bb9b3f472a" => :mavericks
+  end
+
+  depends_on "pkg-config" => :build
+  depends_on "sdl2"
+
+  def install
+    inreplace "SDL2_net.pc.in", "@prefix@", HOMEBREW_PREFIX
+    ENV["MACOSX_DEPLOYMENT_TARGET"] = "10.12"
+    system "./configure", "--disable-dependency-tracking",
+                          "--prefix=#{prefix}", "--disable-sdltest"
+    system "make", "install"
+  end
+
+  test do
+    (testpath/"test.c").write <<~EOS
+      #include <SDL2/SDL_net.h>
+
+      int main()
+      {
+          int success = SDLNet_Init();
+          SDLNet_Quit();
+          return success;
+      }
+    EOS
+
+    system ENV.cc, "-L#{lib}", "-lsdl2_net", "test.c", "-o", "test"
+    system "./test"
+  end
+end