iOS: move source

doric-iOS/Pod/Yoga/yoga/YGMacros.h

@@ -0,0 +1,32 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the LICENSE
+ * file in the root directory of this source tree.
+ */
+#pragma once
+
+#ifdef __cplusplus
+#define YG_EXTERN_C_BEGIN extern "C" {
+#define YG_EXTERN_C_END }
+#else
+#define YG_EXTERN_C_BEGIN
+#define YG_EXTERN_C_END
+#endif
+
+#ifdef _WINDLL
+#define WIN_EXPORT __declspec(dllexport)
+#else
+#define WIN_EXPORT
+#endif
+
+#ifdef NS_ENUM
+// Cannot use NSInteger as NSInteger has a different size than int (which is the
+// default type of a enum). Therefor when linking the Yoga C library into obj-c
+// the header is a missmatch for the Yoga ABI.
+#define YG_ENUM_BEGIN(name) NS_ENUM(int, name)
+#define YG_ENUM_END(name)
+#else
+#define YG_ENUM_BEGIN(name) enum name
+#define YG_ENUM_END(name) name
+#endif