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| 1 | +//===--- AccessControls.h ---------------------------------------*- C++ -*-===// |
| 2 | +// |
| 3 | +// This source file is part of the Swift.org open source project |
| 4 | +// |
| 5 | +// Copyright (c) 2014 - 2025 Apple Inc. and the Swift project authors |
| 6 | +// Licensed under Apache License v2.0 with Runtime Library Exception |
| 7 | +// |
| 8 | +// See https://swift.org/LICENSE.txt for license information |
| 9 | +// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors |
| 10 | +// |
| 11 | +//===----------------------------------------------------------------------===// |
| 12 | +// |
| 13 | +// This file defines macros that help control access to APIs. |
| 14 | +// |
| 15 | +//===----------------------------------------------------------------------===// |
| 16 | + |
| 17 | +#ifndef SWIFT_ACCESSCONTROLS_H |
| 18 | +#define SWIFT_ACCESSCONTROLS_H |
| 19 | + |
| 20 | +/// Deprecation warnings |
| 21 | +#if defined(__clang__) || defined(__GNUC__) |
| 22 | + #if !defined(SWIFT_DEPRECATED) |
| 23 | + #define SWIFT_DEPRECATED __attribute__((deprecated)) |
| 24 | + #endif |
| 25 | + #if !defined(SWIFT_DEPRECATED_MSG) |
| 26 | + #define SWIFT_DEPRECATED_MSG(...) __attribute__((deprecated(__VA_ARGS__))) |
| 27 | + #endif |
| 28 | +#else |
| 29 | + #if !defined(SWIFT_DEPRECATED) |
| 30 | + #define SWIFT_DEPRECATED |
| 31 | + #endif |
| 32 | + #if !defined(SWIFT_DEPRECATED_MSG) |
| 33 | + #define SWIFT_DEPRECATED_MSG(...) |
| 34 | + #endif |
| 35 | +#endif |
| 36 | + |
| 37 | + |
| 38 | +/// Unavailable errors |
| 39 | +#if defined(__clang__) || defined(__GNUC__) |
| 40 | + #if !defined(SWIFT_UNAVAILABLE) |
| 41 | + #define SWIFT_UNAVAILABLE __attribute__((unavailable)) |
| 42 | + #endif |
| 43 | + #if !defined(SWIFT_UNAVAILABLE_MSG) |
| 44 | + #define SWIFT_UNAVAILABLE_MSG(msg) __attribute__((unavailable(msg))) |
| 45 | + #endif |
| 46 | +#else |
| 47 | + #if !defined(SWIFT_UNAVAILABLE) |
| 48 | + #define SWIFT_UNAVAILABLE |
| 49 | + #endif |
| 50 | + #if !defined(SWIFT_UNAVAILABLE_MSG) |
| 51 | + #define SWIFT_UNAVAILABLE_MSG(msg) |
| 52 | + #endif |
| 53 | +#endif |
| 54 | + |
| 55 | + |
| 56 | +// Access controls that are only active when included in SILGen sources. |
| 57 | +#if defined(SWIFT_INCLUDED_IN_SILGEN_SOURCES) |
| 58 | + |
| 59 | +// Override any prior definitions with these. |
| 60 | +#define SWIFT_DEPRECATED_IN_SILGEN SWIFT_DEPRECATED |
| 61 | +#define SWIFT_DEPRECATED_IN_SILGEN_MSG(...) SWIFT_DEPRECATED_MSG(__VA_ARGS__) |
| 62 | +#define SWIFT_UNAVAILABLE_IN_SILGEN SWIFT_UNAVAILABLE |
| 63 | +#define SWIFT_UNAVAILABLE_IN_SILGEN_MSG(MSG) SWIFT_UNAVAILABLE_MSG(MSG) |
| 64 | + |
| 65 | +#else |
| 66 | + |
| 67 | +#if !defined(SWIFT_DEPRECATED_IN_SILGEN) |
| 68 | + #define SWIFT_DEPRECATED_IN_SILGEN |
| 69 | +#endif |
| 70 | +#if !defined(SWIFT_DEPRECATED_IN_SILGEN_MSG) |
| 71 | + #define SWIFT_DEPRECATED_IN_SILGEN_MSG(...) |
| 72 | +#endif |
| 73 | +#if !defined(SWIFT_UNAVAILABLE_IN_SILGEN) |
| 74 | + #define SWIFT_UNAVAILABLE_IN_SILGEN |
| 75 | +#endif |
| 76 | +#if !defined(SWIFT_UNAVAILABLE_IN_SILGEN_MSG) |
| 77 | + #define SWIFT_UNAVAILABLE_IN_SILGEN_MSG(MSG) |
| 78 | +#endif |
| 79 | +#endif // SWIFT_INCLUDED_IN_SILGEN_SOURCES |
| 80 | + |
| 81 | +#endif // SWIFT_ACCESSCONTROLS_H |
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