Merge from libretro/master:46902e0 for repo synchronization

platform/libretro/libretro-common/include/compat/apple_compat.h

@@ -0,0 +1,84 @@
+/* Copyright  (C) 2010-2018 The RetroArch team
+ *
+ * ---------------------------------------------------------------------------------------
+ * The following license statement only applies to this file (apple_compat.h).
+ * ---------------------------------------------------------------------------------------
+ *
+ * Permission is hereby granted, free of charge,
+ * to any person obtaining a copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
+ * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef __APPLE_COMPAT_H
+#define __APPLE_COMPAT_H
+
+#ifdef __APPLE__
+#include <AvailabilityMacros.h>
+#endif
+
+#ifdef __OBJC__
+
+#if (MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_4)
+typedef int NSInteger;
+typedef unsigned NSUInteger;
+typedef float CGFloat;
+#endif
+
+#ifndef __has_feature
+/* Compatibility with non-Clang compilers. */
+#define __has_feature(x) 0
+#endif
+
+#ifndef CF_RETURNS_RETAINED
+#if __has_feature(attribute_cf_returns_retained)
+#define CF_RETURNS_RETAINED __attribute__((cf_returns_retained))
+#else
+#define CF_RETURNS_RETAINED
+#endif
+#endif
+
+#ifndef NS_INLINE
+#define NS_INLINE inline
+#endif
+
+NS_INLINE CF_RETURNS_RETAINED CFTypeRef CFBridgingRetainCompat(id X)
+{
+#if __has_feature(objc_arc)
+   return (__bridge_retained CFTypeRef)X;
+#else
+   return X;
+#endif
+}
+
+#endif
+
+#ifdef IOS
+#ifndef __IPHONE_5_0
+#warning "This project uses features only available in iOS SDK 5.0 and later."
+#endif
+
+#ifdef __OBJC__
+#import <UIKit/UIKit.h>
+#import <GLKit/GLKit.h>
+#import <Foundation/Foundation.h>
+#endif
+
+#else
+
+#ifdef __OBJC__
+#include <objc/objc-runtime.h>
+#endif
+#endif
+
+#endif