| //===--- NSTimeZoneShims.h - Foundation declarations for TimeZone overlay -===// |
| // |
| // This source file is part of the Swift.org open source project |
| // |
| // Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors |
| // Licensed under Apache License v2.0 with Runtime Library Exception |
| // |
| // See https://swift.org/LICENSE.txt for license information |
| // See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #import "FoundationShimSupport.h" |
| |
| NS_BEGIN_DECLS |
| |
| NS_INLINE NS_RETURNS_RETAINED NS_NON_BRIDGED(NSTimeZone *)__NSTimeZoneAutoupdating() { |
| return [NSTimeZone localTimeZone]; |
| } |
| |
| NS_INLINE NS_RETURNS_RETAINED NS_NON_BRIDGED(NSTimeZone *)__NSTimeZoneCurrent() { |
| return [NSTimeZone systemTimeZone]; |
| } |
| |
| NS_INLINE BOOL __NSTimeZoneIsAutoupdating(NS_NON_BRIDGED(NSTimeZone *)timeZone) { |
| static dispatch_once_t onceToken; |
| static Class autoTimeZoneClass; |
| dispatch_once(&onceToken, ^{ |
| autoTimeZoneClass = (Class)objc_lookUpClass("__NSLocalTimeZone"); |
| }); |
| return [timeZone isKindOfClass:autoTimeZoneClass]; |
| } |
| |
| NS_END_DECLS |
