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- // Protocol Buffers - Google's data interchange format
- // Copyright 2008 Google Inc. All rights reserved.
- //
- // Use of this source code is governed by a BSD-style
- // license that can be found in the LICENSE file or at
- // https://developers.google.com/open-source/licenses/bsd
- // For int32_t in GPB_ENUM/GPB_ENUM_FWD_DECLARE below.
- #import <stdint.h>
- /**
- * The Objective C runtime has complete enough info that most protos don’t end
- * up using this, so leaving it on is no cost or very little cost. If you
- * happen to see it causing bloat, this is the way to disable it. If you do
- * need to disable it, try only disabling it for Release builds as having
- * full TextFormat can be useful for debugging.
- **/
- #ifndef GPBOBJC_SKIP_MESSAGE_TEXTFORMAT_EXTRAS
- #define GPBOBJC_SKIP_MESSAGE_TEXTFORMAT_EXTRAS 0
- #endif
- // Used in the generated code to give sizes to enums. int32_t was chosen based
- // on the fact that Protocol Buffers enums are limited to this range.
- #if !__has_feature(objc_fixed_enum)
- #error All supported Xcode versions should support objc_fixed_enum.
- #endif
- // If the headers are imported into Objective-C++, we can run into an issue
- // where the definition of NS_ENUM (really CF_ENUM) changes based on the C++
- // standard that is in effect. If it isn't C++11 or higher, the definition
- // doesn't allow us to forward declare. We work around this one case by
- // providing a local definition. The default case has to use NS_ENUM for the
- // magic that is Swift bridging of enums.
- #if (defined(__cplusplus) && __cplusplus && __cplusplus < 201103L)
- #define GPB_ENUM(X) \
- enum X : int32_t X; \
- enum X : int32_t
- #else
- #define GPB_ENUM(X) NS_ENUM(int32_t, X)
- #endif
- /**
- * GPB_ENUM_FWD_DECLARE is used for forward declaring enums, for example:
- *
- * ```
- * GPB_ENUM_FWD_DECLARE(Foo_Enum)
- *
- * @interface BarClass : NSObject
- * @property (nonatomic) enum Foo_Enum value;
- * - (void)bazMethod:(enum Foo_Enum)value;
- * @end
- * ```
- **/
- #define GPB_ENUM_FWD_DECLARE(X) enum X : int32_t
- /**
- * Based upon CF_INLINE. Forces inlining in non DEBUG builds.
- **/
- #if !defined(DEBUG)
- #define GPB_INLINE static __inline__ __attribute__((always_inline))
- #else
- #define GPB_INLINE static __inline__
- #endif
- /**
- * For use in public headers that might need to deal with ARC.
- **/
- #ifndef GPB_UNSAFE_UNRETAINED
- #if __has_feature(objc_arc)
- #define GPB_UNSAFE_UNRETAINED __unsafe_unretained
- #else
- #define GPB_UNSAFE_UNRETAINED
- #endif
- #endif
- /**
- * Attribute used for Objective-C proto interface deprecations without messages.
- **/
- #ifndef GPB_DEPRECATED
- #define GPB_DEPRECATED __attribute__((deprecated))
- #endif
- /**
- * Attribute used for Objective-C proto interface deprecations with messages.
- **/
- #ifndef GPB_DEPRECATED_MSG
- #if __has_extension(attribute_deprecated_with_message)
- #define GPB_DEPRECATED_MSG(msg) __attribute__((deprecated(msg)))
- #else
- #define GPB_DEPRECATED_MSG(msg) __attribute__((deprecated))
- #endif
- #endif
- // If property name starts with init we need to annotate it to get past ARC.
- // http://stackoverflow.com/questions/18723226/how-do-i-annotate-an-objective-c-property-with-an-objc-method-family/18723227#18723227
- //
- // Meant to be used internally by generated code.
- #define GPB_METHOD_FAMILY_NONE __attribute__((objc_method_family(none)))
- // Prevent subclassing of generated proto classes.
- #ifndef GPB_FINAL
- #define GPB_FINAL __attribute__((objc_subclassing_restricted))
- #endif // GPB_FINAL
- // ----------------------------------------------------------------------------
- // These version numbers are all internal to the ObjC Protobuf runtime; they
- // are used to ensure compatibility between the generated sources and the
- // headers being compiled against and/or the version of sources being run
- // against.
- //
- // They are all #defines so the values are captured into every .o file they
- // are used in and to allow comparisons in the preprocessor.
- // Current library runtime version.
- // - Gets bumped when the runtime makes changes to the interfaces between the
- // generated code and runtime (things added/removed, etc).
- #define GOOGLE_PROTOBUF_OBJC_VERSION 30007
- // Minimum runtime version supported for compiling/running against.
- // - Gets changed when support for the older generated code is dropped.
- #define GOOGLE_PROTOBUF_OBJC_MIN_SUPPORTED_VERSION 30001
- // This is a legacy constant now frozen in time for old generated code. If
- // GOOGLE_PROTOBUF_OBJC_MIN_SUPPORTED_VERSION ever gets moved above 30001 then
- // this should also change to break code compiled with an old runtime that
- // can't be supported any more.
- #define GOOGLE_PROTOBUF_OBJC_GEN_VERSION 30001
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