| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef FLUTTER_FLUTTERMACROS_H_ |
| #define FLUTTER_FLUTTERMACROS_H_ |
| |
| #if defined(FLUTTER_FRAMEWORK) |
| |
| #define FLUTTER_DARWIN_EXPORT __attribute__((visibility("default"))) |
| |
| #else // defined(FLUTTER_SDK) |
| |
| #define FLUTTER_DARWIN_EXPORT |
| |
| #endif // defined(FLUTTER_SDK) |
| |
| #ifndef NS_ASSUME_NONNULL_BEGIN |
| #define NS_ASSUME_NONNULL_BEGIN _Pragma("clang assume_nonnull begin") |
| #define NS_ASSUME_NONNULL_END _Pragma("clang assume_nonnull end") |
| #endif // defined(NS_ASSUME_NONNULL_BEGIN) |
| |
| /** |
| * Indicates that the API has been deprecated for the specified reason. Code |
| * that uses the deprecated API will continue to work as before. However, the |
| * API will soon become unavailable and users are encouraged to immediately take |
| * the appropriate action mentioned in the deprecation message and the BREAKING |
| * CHANGES section present in the Flutter.h umbrella header. |
| */ |
| #define FLUTTER_DEPRECATED(msg) __attribute__((__deprecated__(msg))) |
| |
| /** |
| * Indicates that the previously deprecated API is now unavailable. Code that |
| * uses the API will not work and the declaration of the API is only a stub |
| * meant to display the given message detailing the actions for the user to take |
| * immediately. |
| */ |
| #define FLUTTER_UNAVAILABLE(msg) __attribute__((__unavailable__(msg))) |
| |
| #if __has_feature(objc_arc) |
| #define FLUTTER_ASSERT_ARC |
| #define FLUTTER_ASSERT_NOT_ARC #error ARC must be disabled! |
| #else |
| #define FLUTTER_ASSERT_ARC #error ARC must be enabled! |
| #define FLUTTER_ASSERT_NOT_ARC |
| #endif |
| |
| #endif // FLUTTER_FLUTTERMACROS_H_ |
