From c277ce529db9a7849be1ff09cf46e1d64ae80955 Mon Sep 17 00:00:00 2001
From: Mike Schuchardt <mikes@lunarg.com>
Date: Fri, 19 Apr 2019 08:39:51 -0700
Subject: build: Add support for GN build system

---
 BUILD.gn | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 BUILD.gn

diff --git a/BUILD.gn b/BUILD.gn
new file mode 100644
index 0000000..5c70229
--- /dev/null
+++ b/BUILD.gn
@@ -0,0 +1,46 @@
+# Copyright (C) 2018-2019 The ANGLE Project Authors.
+# Copyright (C) 2019 LunarG, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+config("vulkan_headers_config") {
+  include_dirs = [ "include" ]
+
+  if (is_win) {
+    defines = [ "VK_USE_PLATFORM_WIN32_KHR" ]
+  }
+  if (is_linux) {
+    defines = [ "VK_USE_PLATFORM_XCB_KHR" ]
+  }
+  if (is_android) {
+    defines = [ "VK_USE_PLATFORM_ANDROID_KHR" ]
+  }
+  if (is_fuchsia) {
+    defines = [ "VK_USE_PLATFORM_FUCHSIA" ]
+  }
+}
+
+# Vulkan headers only, no compiled sources.
+source_set("vulkan_headers") {
+  sources = [
+    "include/vulkan/vk_icd.h",
+    "include/vulkan/vk_layer.h",
+    "include/vulkan/vk_platform.h",
+    "include/vulkan/vk_sdk_platform.h",
+    "include/vulkan/vulkan.h",
+    "include/vulkan/vulkan.hpp",
+    "include/vulkan/vulkan_core.h",
+  ]
+  public_configs = [ ":vulkan_headers_config" ]
+}
+
-- 
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