sdlpop: import from homebrew/games.

Formula/sdlpop.rb

@@ -0,0 +1,44 @@
+class Sdlpop < Formula
+  desc "Open-source port of Prince of Persia"
+  homepage "https://github.com/NagyD/SDLPoP"
+  url "https://github.com/NagyD/SDLPoP/archive/v1.16.tar.gz"
+  sha256 "4198eecdb2c4fed8f609af810962c943572df83da99c571146cee1596e7ee55b"
+
+  bottle do
+    cellar :any
+    sha256 "b713faadd8a78caa632fe8a6c123ffac2e90a39911dd0dab32ceeca497e12496" => :sierra
+    sha256 "a16ea419116ba30407c9129db7bc9260dfa20e1e812c0b860665737b1f9c59be" => :el_capitan
+    sha256 "08a0057a866f3cdaff9dcc1c2591d340eaad77a5d8f49002be3bd18d096b7da6" => :yosemite
+  end
+
+  depends_on "pkg-config" => :build
+  depends_on "sdl2"
+  depends_on "sdl2_image"
+  depends_on "sdl2_mixer"
+
+  def install
+    system "make"
+    doc.install Dir["doc/*"]
+
+    # Use var directory to keep save and replay files
+    pkgshare.install Dir["*.DAT"]
+    pkgshare.install "data"
+    pkgvar = var/"sdlpop"
+    pkgvar.install_symlink Dir["#{pkgshare}/*.DAT"]
+    pkgvar.install_symlink pkgshare/"data"
+    pkgvar.install "SDLPoP.ini" unless (pkgvar/"SDLPoP.ini").exist?
+
+    # Data files should be in the working directory
+    libexec.install "prince"
+    (bin/"prince").write <<-EOS.undent
+      #!/bin/bash
+      cd "#{pkgvar}" && exec "#{libexec}/prince" $@
+      EOS
+  end
+
+  def caveats; <<-EOS.undent
+    Data including save and replay files are stored in the following directory:
+      #{var}/sdlpop
+    EOS
+  end
+end