libspectrum: import from homebrew/games.

Formula/libspectrum.rb

@@ -0,0 +1,46 @@
+class Libspectrum < Formula
+  desc "Support library for ZX Spectrum emulator"
+  homepage "http://fuse-emulator.sourceforge.net/libspectrum.php"
+  url "https://downloads.sourceforge.net/project/fuse-emulator/libspectrum/1.3.2/libspectrum-1.3.2.tar.gz"
+  sha256 "c7d7580097116a7afd90f1e3d000e4b7a66b20178503f11e03b3a95180208c3f"
+
+  bottle do
+    cellar :any
+    sha256 "dac41d17a30a8f9b4e65bfcd54ee684484fbfc5e86313cf3ace3f68aa41dbee5" => :sierra
+    sha256 "19b8dbb3542c1b7c890083cbdd632e90382125876a2a35f9385f6658e9e25fca" => :el_capitan
+    sha256 "f04142727815bb59686b49b34b0e0ebc1d9fb7f5061d80e2aaf24f4141e0569f" => :yosemite
+  end
+
+  head do
+    url "http://svn.code.sf.net/p/fuse-emulator/code/trunk/libspectrum"
+    depends_on "automake" => :build
+    depends_on "autoconf" => :build
+    depends_on "libtool" => :build
+  end
+
+  depends_on "pkg-config" => :build
+  depends_on "libgcrypt" => :recommended
+  depends_on "glib" => :recommended
+  depends_on "audiofile" => :recommended
+
+  def install
+    system "./autogen.sh" if build.head?
+    system "./configure", "--prefix=#{prefix}"
+    system "make", "install"
+  end
+
+  test do
+    (testpath/"test.c").write <<-EOS.undent
+      #include "libspectrum.h"
+      #include <assert.h>
+
+      int main() {
+        assert(libspectrum_init() == LIBSPECTRUM_ERROR_NONE);
+        assert(strcmp(libspectrum_version(), "#{version}") == 0);
+        return 0;
+      }
+    EOS
+    system ENV.cc, "test.c", "-I#{include}", "-L#{lib}", "-lspectrum", "-o", "test"
+    system "./test"
+  end
+end