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59 lines
2.6 KiB
C++
59 lines
2.6 KiB
C++
#ifndef RUBY3_ATTR_DEPRECATED_H /*-*-C++-*-vi:se ft=cpp:*/
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#define RUBY3_ATTR_DEPRECATED_H
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/**
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* @file
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* @author Ruby developers <ruby-core@ruby-lang.org>
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* @copyright This file is a part of the programming language Ruby.
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* Permission is hereby granted, to either redistribute and/or
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* modify this file, provided that the conditions mentioned in the
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* file COPYING are met. Consult the file for details.
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* @warning Symbols prefixed with either `RUBY3` or `ruby3` are
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* implementation details. Don't take them as canon. They could
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* rapidly appear then vanish. The name (path) of this header file
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* is also an implementation detail. Do not expect it to persist
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* at the place it is now. Developers are free to move it anywhere
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* anytime at will.
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* @note To ruby-core: remember that this header can be possibly
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* recursively included from extension libraries written in C++.
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* Do not expect for instance `__VA_ARGS__` is always available.
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* We assume C99 for ruby itself but we don't assume languages of
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* extension libraries. They could be written in C++98.
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* @brief Defines #RUBY3_ATTR_DEPRECATED.
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*/
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#include "ruby/impl/compiler_since.h"
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#include "ruby/impl/has/attribute.h"
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#include "ruby/impl/has/c_attribute.h"
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#include "ruby/impl/has/cpp_attribute.h"
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#include "ruby/impl/has/declspec_attribute.h"
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#include "ruby/impl/has/extension.h"
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/** Wraps (or simulates) `[[deprecated]]` */
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#if RUBY3_HAS_EXTENSION(attribute_deprecated_with_message)
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# define RUBY3_ATTR_DEPRECATED(msg) __attribute__((__deprecated__ msg))
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#elif RUBY3_COMPILER_SINCE(GCC, 4, 5, 0)
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# define RUBY3_ATTR_DEPRECATED(msg) __attribute__((__deprecated__ msg))
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#elif RUBY3_COMPILER_SINCE(Intel, 13, 0, 0)
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# define RUBY3_ATTR_DEPRECATED(msg) __attribute__((__deprecated__ msg))
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#elif RUBY3_HAS_ATTRIBUTE(deprecated) /* but not with message. */
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# define RUBY3_ATTR_DEPRECATED(msg) __attribute__((__deprecated__))
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#elif RUBY3_COMPILER_SINCE(MSVC, 14, 0, 0)
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# define RUBY3_ATTR_DEPRECATED(msg) __declspec(deprecated msg)
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#elif RUBY3_HAS_DECLSPEC_ATTRIBUTE(deprecated)
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# define RUBY3_ATTR_DEPRECATED(msg) __declspec(deprecated)
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#elif RUBY3_HAS_CPP_ATTRIBUTE(deprecated)
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# define RUBY3_ATTR_DEPRECATED(msg) [[deprecated msg]]
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#elif RUBY3_HAS_C_ATTRIBUTE(deprecated)
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# define RUBY3_ATTR_DEPRECATED(msg) [[deprecated msg]]
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#else
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# define RUBY3_ATTR_DEPRECATED(msg) /* void */
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#endif
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#endif /* RUBY3_ATTR_DEPRECATED_H */
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