From 3ebe7d5b9b4a102bd3f6595f155087ce5eab8c4d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B3zef=20Kucia?= <jkucia@codeweavers.com>
Date: Tue, 3 Apr 2018 11:49:14 +0200
Subject: [PATCH] include: Add emulation of __uuidof().
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Signed-off-by: Józef Kucia <jkucia@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
---
 include/vkd3d_windows.h | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/include/vkd3d_windows.h b/include/vkd3d_windows.h
index 3b1f92a1..425d1396 100644
--- a/include/vkd3d_windows.h
+++ b/include/vkd3d_windows.h
@@ -122,6 +122,33 @@ typedef GUID IID;
         EXTERN_C const GUID name DECLSPEC_HIDDEN;
 # endif /* INITGUID */
 
+/* __uuidof emulation */
+#if defined(__cplusplus) && !defined(_MSC_VER)
+
+extern "C++"
+{
+    template<typename T> const GUID &__vkd3d_uuidof();
+}
+
+# define __CRT_UUID_DECL(type, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8) \
+    extern "C++" \
+    { \
+        template<> inline const GUID &__vkd3d_uuidof<type>() \
+        { \
+            static const IID __uuid_inst = {l, w1, w2, {b1, b2, b3, b4, b5, b6, b7, b8}}; \
+            return __uuid_inst; \
+        } \
+        template<> inline const GUID &__vkd3d_uuidof<type *>() \
+        { \
+            return __vkd3d_uuidof<type>(); \
+        } \
+    }
+
+# define __uuidof(type) __vkd3d_uuidof<typeof(type)>()
+#else
+# define __CRT_UUID_DECL(type, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8)
+#endif /* defined(__cplusplus) && !defined(_MSC_VER) */
+
 typedef struct SECURITY_ATTRIBUTES SECURITY_ATTRIBUTES;
 #endif  /* !defined(_WIN32) || defined(__WIDL__) */