libepoxy 1.2 (new formula)

Closes #34345.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>

1 files changed, 91 insertions, 0 deletions

diff --git a/Library/Formula/libepoxy.rb b/Library/Formula/libepoxy.rb
new file mode 100644
index 000000000..aec7b1898
--- /dev/null
+++ b/Library/Formula/libepoxy.rb
@@ -0,0 +1,91 @@
+class Libepoxy < Formula
+  homepage "https://github.com/anholt/libepoxy"
+  url "https://github.com/anholt/libepoxy/archive/v1.2.tar.gz"
+  sha256 "42c328440f60a5795835c5ec4bdfc1329e75bba16b6e22b3a87ed17e9679e8f6"
+
+  depends_on "pkg-config" => :build
+  depends_on "automake" => :build
+  depends_on "autoconf" => :build
+  depends_on "libtool" => :build
+
+  resource "xorg-macros" do
+    url "http://xorg.freedesktop.org/releases/individual/util/util-macros-1.19.0.tar.bz2"
+    sha256 "2835b11829ee634e19fa56517b4cfc52ef39acea0cd82e15f68096e27cbed0ba"
+  end
+
+  # This patch disables GLX on OSX, so that we don't have a runtime
+  # dependency on x11.
+  # It has been submitted at https://github.com/anholt/libepoxy/pull/28 and
+  # will be included in the next release, according to libepoxy's author.
+  patch :DATA
+
+  def install
+    resource("xorg-macros").stage do
+      system "./configure", "--prefix=#{buildpath}/xorg-macros"
+      system "make", "install"
+    end
+
+    ENV.append_path "PKG_CONFIG_PATH", "#{buildpath}/xorg-macros/share/pkgconfig"
+    ENV.append_path "ACLOCAL_PATH", "#{buildpath}/xorg-macros/share/aclocal"
+
+    system "./autogen.sh", "--disable-dependency-tracking",
+                           "--prefix=#{prefix}"
+    system "make"
+    system "make", "install"
+  end
+
+  test do
+    (testpath/"test.c").write <<-EOS.undent
+
+      #include <epoxy/gl.h>
+      #include <OpenGL/CGLContext.h>
+      #include <OpenGL/CGLTypes.h>
+      int main()
+      {
+          CGLPixelFormatAttribute attribs[] = {0};
+          CGLPixelFormatObj pix;
+          int npix;
+          CGLContextObj ctx;
+
+          CGLChoosePixelFormat( attribs, &pix, &npix );
+          CGLCreateContext(pix, (void*)0, &ctx);
+
+          glClear(GL_COLOR_BUFFER_BIT);
+          CGLReleasePixelFormat(pix);
+          CGLReleaseContext(pix);
+          return 0;
+      }
+    EOS
+    system ENV.cc, "test.c", "-lepoxy", "-framework", "OpenGL", "-o", "test"
+    system "ls", "-lh", "test"
+    system "file", "test"
+    system "./test"
+  end
+end
+__END__
+diff --git a/configure.ac b/configure.ac
+index f97c9b0..01842a4 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -78,7 +65,7 @@ case $host_os in
+         ;;
+     darwin*)
+         build_egl=no
+-        build_glx=yes
++        build_glx=no
+         build_wgl=no
+         build_apple=yes
+         has_znow=no
+diff --git a/src/dispatch_common.h b/src/dispatch_common.h
+index a4eb0f0..6b8503a 100644
+--- a/src/dispatch_common.h
++++ b/src/dispatch_common.h
+@@ -30,7 +30,7 @@
+ #define EPOXY_IMPORTEXPORT __declspec(dllexport)
+ #elif defined(__APPLE__)
+ #define PLATFORM_HAS_EGL 0
+-#define PLATFORM_HAS_GLX 1
++#define PLATFORM_HAS_GLX 0
+ #define PLATFORM_HAS_WGL 0
+ #define EPOXY_IMPORTEXPORT
+ #elif defined(ANDROID)