CKBezierPath/CKSourceAnnotations.h at master · voidparadox/CKBezierPath · GitHub

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//
//  CKSourceAnnotations.h
//  CrimsonKit
//
//  Created by Waqar Malik on 11/22/10.
//  Copyright 2010 Crimson Research, Inc. All rights reserved.
//

#ifndef __CKSOURCEANNOTATIONS_H__
#define __CKSOURCEANNOTATIONS_H__

/* __attribute__((nonnull(1,3))) */
/* Compatibility with non-clang compilers. */
#ifndef __has_feature
#define __has_feature(x) 0
#endif

#ifndef NS_RETURNS_RETAINED
#if __has_feature(attribute_ns_returns_retained)
#define NS_RETURNS_RETAINED __attribute__((ns_returns_retained))
#else
#define NS_RETURNS_RETAINED
#endif
#endif

#ifndef NS_RETURNS_NOT_RETAINED
#if __has_feature(attribute_ns_returns_not_retained)
#define NS_RETURNS_NOT_RETAINED __attribute__((ns_returns_not_retained))
#else
#define NS_RETURNS_NOT_RETAINED
#endif
#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 CF_RETURNS_NOT_RETAINED
#if __has_feature(attribute_cf_returns_not_retained)
#define CF_RETURNS_NOT_RETAINED __attribute__((cf_returns_not_retained))
#else
#define CF_RETURNS_NOT_RETAINED
#endif
#endif

#ifndef CLANG_ANALYZER_NORETURN
#if __has_feature(attribute_analyzer_noreturn)
#define CLANG_ANALYZER_NORETURN __attribute__((analyzer_noreturn))
#else
#define CLANG_ANALYZER_NORETURN
#endif
#endif

#endif /* __CKSOURCEANNOTATIONS_H__ */